Epson 3000 manual

EPSON COLOR INK JET PRINTER EPSON Stylus COLOR 3000 SERVICE MANUAL SEIKO EPSON CORPORATION 4007664 For other Service and User Manuals, go to www.ManualDepot.com[...]

ii NOTICE All rights reser ved. Reproduction of any part of t his manual in any for m whatsoever without SEIKO EPSON’s express written permission is forbidden. The contents of this manual are subjects to change without notice. All eff ort s have been made to ensure the accuracy of the content s of t his manual. However, should any errors be detec[...]

iii PRECAUTIONS Precautionary notations throughout the text are categorized relative to 1) personal injur y and 2) damage to equipment. WARNING Signals a precaution whic h, if ignored, c ould res ult in serious or f atal per sonal inj ury. Great caution s hould be exercis ed in perf orm ing pr ocedures preceded by WARNING Headings. CAUTION Signals [...]

iv PREFACE This m anual desc ribes func tions, theory of electrical and m echanical oper ations, maintenanc e, and repair of Stylus COLOR 3000. The inst ructions and pr ocedures inc luded herein are intended for the exper ience r epair tec hnician, and attention should be given to the precautions on the pr eceding page. T he Chapters are organized [...]

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vi TABLE OF CONTENTS CHAPTER 1. GENERAL DESCRIPTION CHAPTER 2. OPERATING PRINCIPLES CHAPTER 3. DISASSEMBLY AND ASSEMBLY CHAPTER 4. ADJUSTMENT CHAPTER 5. TROUBLESHOOTING CHAPTER 6. MAINTENANCE APPENDIX[...]

Chapter 1 Product Descriptions 1.1 Overv iew ................................................................................................................ 1-1 1.2 Options and Consumables ..................................................................................1-2 1.3 Specification ........................................................[...]

EPSON Stylus CO LOR 3000 Rev . A 1-1 1.1 Ov erv iew The EPSON Stylus COLOR 3000 is a high- perf orm ance c olor ink j et printer des igned f or the off ice m ark et as well as fo r plotter use with a wide paper availability up to f ull A2 size. The m ain features of this printer are: Paper availability in wide range A-2 (ANSI C-size) paper suppor t[...]

Product Descriptions Rev . A 1- 2 1.2 Options and Consumables Model Description Serial Interface Cards C82305 ∗ /C82306 ∗ Serial interfac e card C82307 ∗ /C82308 ∗ 32 KB serial interf ace c ard Parallel Interface Cards C82310 ∗ 32 KB parallel interf ace car d C82345 ∗ 32 KB Bi-direc tional parallel interf ace car d C82313 ∗ IEEE-488 i[...]

EPSON Stylus CO LOR 3000 Rev . A 1- 3 Model Description S041071 EPSON photo quality glossy film (A4) S041072 EPSON photo quality glossy film (Letter) S041 107 EPSON photo quality glossy film (A6) S041073 EPSO N photo quality glossy film (A3) S041075 EPSO N photo quality glossy film (B) S041074 EPSO N photo quality glossy film (Super A3/B) S041 126 [...]

Product Descriptions Rev . A 1- 4 1.3 Specification This s ection provides detailed inform ation on the EPSO N Sty lus COLOR 3000. 1.3.1 Printing Specifications Print method On demand Ink jet Nozzle configuration Monochrome 128 nozzles (32 x 4 staggered) Color (magenta, cyan, yellow) 64 nozzles (32 x 4 staggered, each color) Print direction Bi-dire[...]

EPSON Stylus CO LOR 3000 Rev . A 1- 5 1.3.2 Control codes ESCP/2 and expanded raster graphics c ode EPSON Rem ote com m and IBM XL24E em ulation 1.3.3 Character tables Legal and 14 international character sets Standard version ( 27 character tables) Italic table PC 437 (US, Standard Europe) PC 850 (Multilingual) PC 860 (Portuguese) PC 861 (IceLandi[...]

Product Descriptions Rev . A 1- 6 Combination of character tables and typefaces Bitmap Font s Scalable Fonts Scalable Fonts Character T abl es (Standard version) EPSON Roman EPSON Sans Serif EPSON Courier EPSON Prestige EPSON Script EPSON Rom an EPSON Sans Serif EPSON Rom an T EPSON Sans Serif H Italic table PC 437 (US Standard Europe) PC 850 (Mult[...]

EPSON Stylus CO LOR 3000 Rev . A 1- 7 1.3.5 Paper Handling Cut Sheet W idth Len g th Statement 139.7 mm (5.5”) 215.9 mm (8.5”) A5 148 m m (5.8”) 210 mm ( 8.3”) B5 182 m m (7.2”) 257 mm ( 10.1”) Executive 184.2 mm (7.3”) 266.7 mm (10.5”) A4 210 m m (8.3”) 297 mm ( 1 1.7”) Paper Letter 215.9 m m (8.5”) 279.4 mm (1 1.0”) Legal [...]

Product Descriptions Rev . A 1- 8 Index Card Size A6 index card 105 mm ( 4.1”) (width) 148 m m (5.82”) ( length) Paper Thic knes s 0.23 mm ( 0.0091”) or les s Note) Make sure that the paper has no c rease, c url, harshnes s or rip. Note) Label must be printed at normal room temperature. Labels (Cut Sheet) W idth Length Size A4 210 mm (8.3”)[...]

EPSON Stylus CO LOR 3000 Rev . A 1- 9 1.3.6 Printable A rea Cut Sheet / Label (cut sheet) Paper width Left m ar gin Right ma rgin T op margin Bottom m argin Up to 420 mm (16.5”) 3 m m (0.12 inch) 3 m m (0.12 inch) 3 mm (0.12 inch) 14 m m (0.54 inch) 420 mm ( 16.5”) A3 landscape A2 5 mm (0.20 inch) 5 m m (0.2 inch) 3 mm (0.12 inch) 14 m m (0.54 [...]

Product Descriptions Rev . A 1-1 0 Envelope Left Margin (m inim um ) Right Margin (m inim um ) T op Margin (m inim um ) Bottom Margin (m inim um ) 3 mm (0.12”) 3 m m (0.12”) 3 m m (0.12”) 14 m m (0.55”) LM RM TM BM Printable area Figure 1-4. Printable Ar ea for Envelopes T able 1-15. M inimum Margin fo r Envelope[...]

EPSON Stylus CO LOR 3000 Rev . A 1-1 1 Continuous Paper / Label ( Continuous Paper) Note) Base sheet of label (c ontinuous) is not printing area. Printable Area 1: Paper feed pitch is not guaranteed in this area. Printable Area 2: Paper feed pitch is guaranteed in this area. Perforation More than 134 mm (5.28") More than 14 mm (0.55") Pri[...]

Product Descriptions Rev . A 1-1 2 1.3.7 A djust Lever The adj ust lever , located at the right and upper side in the pr inter c over , is used to adj us t the gap between the paper and platen. The adjus t lever m ust be set to the pr oper position ac cording to the paper type to avoid ink s m udging caused by ink’s contact with paper . Paper T y[...]

EPSON Stylus CO LOR 3000 Rev . A 1-1 3 1.3.8 Ink Specification Black ink cartr i dge Black Ink Car tridge T ype Ex clusive ink car tridge Color Black Print capacity 3800 pages / A4 (ISO/IEC10561 Letter Pattern at 360 dpi) Ink lif e 2 y ears f rom indicated production date Storage T emperature At storage -20 ° C to 40 ° C (-4 to 104 ° F) * 1 At p[...]

Product Descriptions Rev . A 1-1 4 1.3.10 Electric Specifications 120 V version Rated voltage AC 120 V Input voltage range AC 103.5 to 132 V Rated frequenc y renege 50 to 60 Hz Input frequenc y range 49.5 to 60.5 Hz Rated current 0.7 A (m axim um ) Power consum ption Approxim ately 21 W ( ISO/IEC 10561 Letter pattern) Energy Star program c om plian[...]

EPSON Stylus CO LOR 3000 Rev . A 1-1 5 1.3.12 Reliability T otal pr int volume 75,000 pages (A3) Print head life 2,000 m illion dots /nozzle 1.3.13 Safety A pprovals 120 V version Safety standards UL1950 with D3 CSA22.2 No. 950 with D3 EMI FCC part15 s ubpart B class B CSA C108.8 class B 220 - 240 V version Safety standards EN 60950 ( VDE, NEMKO) E[...]

Product Descriptions Rev . A 1-1 6 1.4 Interfaces The EPSON Sty lus COLOR 3000 is equipped with the parallel and Mac serial interfac es and a card s lot for an optional Ty pe-B interf ace. T his sec tion provides inf orm ation on each interf ace. 1.4.1 Parallel Interface Forw ard Channel T ransmission mode 8 bit parallel, IEEE-1284 com patibility m[...]

EPSON Stylus CO LOR 3000 Rev . A 1-1 7 Param eter Minim um Maxim um tsetup 500 ns - thold 500 ns - tstb 500 ns - tready 0 - tbusy - 500 ns tt-out - 120 ns tt-in - 200 ns treply - - tack *** 500 ns 10 us tnbusy 0 - tnext 0 - Note) tt-out shows the r ise and fall time of every output signal. tt-in shows the r ise and fall time of every input signal. [...]

Product Descriptions Rev . A 1-1 8 T able 1- 22 shows the connector pin assignm ent and signals for f orward channel of the parallel interf ace. Pin No. Sig nal Nam e Return GND Pin I/O De scripti on 1 /STROBE 19 I The str obe pulse. Read-in of data is perform ed at the f alling edge of this pulse. 2-9 DA T A 0-9 20-27 I The data 0 to data 7 signal[...]

EPSON Stylus CO LOR 3000 Rev . A 1-1 9 Reverse Channel T ransmission mode IEEE-1284 nibble m ode A daptable connector Same as forward c hannel Synchr onization Refer to the IEEE- 1284 specif ication Handshaking Refer to the IEEE- 1284 specif ication Data transmission timing Refer to the IEEE- 1284 specif ication Signal level IEEE-1284 level 1 devic[...]

Product Descriptions Rev . A 1-2 0 1.4.2 Mac Serial Interface Standard RS-423 compliant Synchr onization Sy nchronous Bit rate Approxim ately 900 Kbps, 1.8 Mbps Word format Start bit 1 bit Data bit 8 bit Parity bit No parity bit Stop bit 1 bit Handshaking X-ON/X OFF , DT R protocol Ad a p t a b l e connector 8- pin m ini circular c onnector Recomme[...]

EPSON Stylus CO LOR 3000 Rev . A 1-21 1.4.3 Optional Interface The EPSON Sty lus COLOR 3000 s upports an optional T y pe-B interfac e (Level 2) with the following chara cteri stics. Reply message In case of using Co-ax / T w in-ax I/F card W hen ESC/P2 is selec ted: Main ty pe MTP48p, PW 161cl10cpi, PRG(W 0xxxx)rev , AP800ma, Product nam e Sty lus [...]

Product Descriptions Rev . A 1-2 2 Main Command Command name Sending Timing 01h Start Sof tware Reset /INIT signal on the s tandard parallel I/F T ype-B I/F option com m and : 01h Cold Start 04h Send Nam e Data Ty pe-B I/F com m and : 05h 07h Inquire Sof tware Emulation Nam e Changing sof tware Emulation Ty pe 0Eh Inquir e ASCII Message W r iting t[...]

EPSON Stylus CO LOR 3000 Rev . A 1-2 3 1.5 Operation This s ection desc ribes the f unctions of each button on the contr ol panel and LED printer status indicators . 1.5.1 Control Panel The contr ol panel for this printer c onsists of 8 non- lock pushbuttons, 1 loc k type pushbutton, and 13 LED printer indicator s for easy operation of the various [...]

Product Descriptions Rev . A 1-2 4 Panel Functions (Normal Usage) Button Function Available Condition Comm ent Operate Power On/Off Alw ay s At turning the printer off , the printer exec utes capping func tion before the power down. Pause Pause/Non-Pause Alway s Pause (5 seconds ) Res et Pause/Standby The f unction will be recognized with this butt[...]

EPSON Stylus CO LOR 3000 Rev . A 1-2 5 Indicators This pr inter has 13 LED printer indicators , as shown in T able 1-30: LED Color Indication Status Operate Green O n Power on Blinks Capping function in the power off Paper Out Red On Paper out Blinks Paper is jam m ing. Pause Orange On Pause Blinks The printer is in the ink s equence. Ink O ut (Y e[...]

Product Descriptions Rev . A 1-2 6 1.5.2 Default Setting Default setting m ode enables user s to change the def ault settings ( initialization values). The set values are stored in the EEPROM and are not lost after the printer is turned off . T o reset the values to the fac tory values, perf orm EEPROM reset oper ation or use the adj ustm ent progr[...]

EPSON Stylus CO LOR 3000 Rev . A 1-2 7 1.5.2.2 Setting Menu The printer enters default s etting m ode when y ou pr ess the M edia T ype button while turning on the printer . T he m enus available are shown T able 1-31. Menu S ettin g * 1 Print direct ion* 2 Au t o / Bi-d / Uni-D Font Roman / Sans Serif / Courier / Prestige / Sc ript/ Roman T / Sans[...]

Product Descriptions Rev . A 1-2 8 Black and W hite Pr int ing YMCK Printing (color ) Auto Throughput and quality is better . Throughput is better . Color quality with special paper is wors e. (Because Color correc tion depends on the print direction.) Bi-D T hroughput is the best. Print quality may be dow n. T hroughput is the best. Color quality [...]

EPSON Stylus CO LOR 3000 Rev . A 1-2 9 1.5.3 Printer A djustment M ode The EPSON Stylus COLOR 3000 allows user s to adjus t the following items . Patte rn No . Items Pattern 1 Uni-d adjustm ent at 400 c ps * 1 Pattern 2 Bi-d adjustm ent at 400 cps * 1 Pattern 3 Bi-d adjustm ent at 200 cps * 1 Pattern 4 Head gap adjustm ent between black and color t[...]

Product Descriptions Rev . A 1-3 0 1.5.4 Printer Initializatio n This printer has thr ee initialization ty pes : Power-on initialization, Operator initialization, and Sof tware initialization. Power-on Initialization Triggers Turning on the printer Cold reset com m and (R emote RS c om m and) Actions perf orm ed Initialize the printer mec hanism . [...]

EPSON Stylus CO LOR 3000 Rev . A 1-31 1.5.8 Er ror Conditi on W hen any of the conditions listed below is detected, the pr inter goes into an err or status and the /ERROR signal goes LOW and the BUSY signal goes HIG H. On this c ondition, the printer ac cepts no data and goes into a pause status autom atically . The CR m oves abnor m ally . (Fatal [...]

Product Descriptions Rev . A 1-3 2 1.6 Main Components The m ain com ponents of the EPSON Stylus COLOR 3000 are as follows: Main control board C203 MAIN Power supply board C172 PSB/PSE Control panel bard C203 PNL Printer m echanis m M-4J 60 Housing 1.6.1 C203 M A IN Control Board This boar d consis ts of the f ollowing: 16-bit CPU (IC5) (clock wave[...]

EPSON Stylus CO LOR 3000 Rev . A 1-3 3 1.6.2 C172 PSB/PSE Board C172 PSB/PSE board, sam e as f or Stylus COLOR 1500, consis ts of the transf orm er , switching FET , regulator IC on the sec ondary circuit, diode bridge, fus e, and so on. 1.6.3 Control Panel The contr ol panel for this printer cons ists of 9 pushbuttons and 13 pr inter LED indicator[...]

Chapter 2 Operating Principles 2.1 Overv iew ................................................................................................................ 2-1 2.2 Printer Mechanism Operating Principle .............................................................2-1 2.2.1 Printer Mechanism .........................................................[...]

EPSON Stylus CO LOR 3000 Rev . A 2-1 2.1 Ov erv iew This c hapter desc ribes the operating pr inciple of the pr inter m echanism and electr ical circ uit. 2.2 Printer Mechanism Operating Principle 2.2.1 Printer Mechanism The printer m echanism of this printer is com posed of the printhead unit, paper f eeding m echanism , ( arriage) m echanism and [...]

Operating Principles Rev . A 2- 2 2.2.2 Printing Mechanism The printing method used for this printer is On-dem and ink j et, same as f or other EPSON ink jet printers. However , us e of the new ty pe of printhead im proves pr int quality and speed. The printing m echanis m has 2 parts: printhead and ink car tridge which is filled with ink . 2.2.2.1[...]

EPSON Stylus CO LOR 3000 Rev . A 2- 3 2.2.2.2 Printing Process Steps bellow describe how the ink is ejec ted from eac h nozz le with the on-demand ink jet system . < Step 1 > Normal state No print signal is applied to the PZT ( Piezo electric element) . In this state, the PZT does not displace and no pressur e is added to the ink inside the c[...]

Operating Principles Rev . A 2- 4 2.2.3 Carriage (  ) Mechanism The mec hanism is c omposed of the unit, timing belt, guide shaf t, paper ejec t fram e, (Hom e Position) sens or and motor . The m otor sends torque to the tim ing belt to m ove the unit in the both right and left direc tions along the paper ej ect f ram e and guide shaf t. A st[...]

EPSON Stylus CO LOR 3000 Rev . A 2- 5 2.2.4 Paper Feed Mechanism The paper f eed m echanism of this printer consists of the integrated ASF ( Auto Sheet Feeder) m echanism , tractor m echanism , PF (Paper Feed) motor , fr ont/rear PE (Paper End) sensors , PF roller , paper guide mec hanism , paper ej ect unit, and PF m otor drive disengage m ec hani[...]

Operating Principles Rev . A 2- 6 2.2.4.1 ASF (Auto Sheet Feeder) Mechanism W hen the printer is not printing, the motor drive disengage m ec hanism switches the tor que sent fr om the PF motor to the LD rollers in the m ec hanis m via the planetary gear based on the detected position of the unit. The roller s haft has 2 c am s on the right and lef[...]

EPSON Stylus CO LOR 3000 Rev . A 2- 7 2.2.4.2 Tractor Mechanism T or que sent from the motor to the roller is transm itted to the tractor gear via disengage m echanism operated with the release lever . W hen the releas e lever is s et to the trac tor s ide, the r elease s ensor detects the condition and tor que transm iss ion to the ASF mec hanism [...]

Operating Principles Rev . A 2- 8 2.2.5 Platen Gap (  ) A djust Mechanism The adjust m echanis m, loc ated at the top right of the pr inter cover , allows the us er to set the proper platen gap (distance between paper and nozzl e surf ace) for the paper thicknes s to prevent ink sm udging. The adjustm ent m ec hanism consis ts of the adj ust [...]

EPSON Stylus CO LOR 3000 Rev . A 2- 9 2.2.6 Ink Sy stem The ink system f or this pr inter is c ompos ed of the f ollowing mechanis m s. Ink cartridge Pump me chanism Capping mec hanism Was te ink dr ain pads W iping m echanism Figure 2-9 shows the bloc k c hart of the ink system . flowchart Ink Cartridges Cleaner Head for Black and Color Inks Clutc[...]

Operating Principles Rev . A 2-1 0 2.2.6.1 Pump Mechanism The pum p mec hanism , com posed of the pump m otor and pum p unit, abs orbs vis cous ink in the pr inthead nozz les and drains it to the waste ink drain pad through the c ap. Since this printer has only one pum p, it uses the pum p f or both black and color ink s by alternating the rotation[...]

EPSON Stylus CO LOR 3000 Rev . A 2-1 1 2.2.7 Capping Mechanism Ink ar ound head nozz les loses m oistur e If they are left exposed while the pr inter is in non-printing or power off status. Theref ore the printheads must be c apped to avoid increasing vis cosity due to dried nozz les. The caps are individually equipped for the black and color print[...]

Operating Principles Rev . A 2-1 2 2.2.7.1 Wiping/CR Lock Mechanism The wiping operation removes the ink and dus t adhered around the nozzles. This is oper ated during a cleaning sequence. W hen the pum p m otor rotates bac k ward, the torque sent via the head cleaner (wiper) drive gear and the clutch moves the head c leaner to the printhead route.[...]

EPSON Stylus CO LOR 3000 Rev . A 2-1 3 2.3 Electrical Circuit Operation Principles This pr inter cons ists of the following circuit boar d: C203 MAIN board C178 PSB/PSE board C203 Panel board Head driver circ uits are direc tly attached to the black and color printheads. Figure 2- 13 shows the block diagram of the electr ical circ uit. 2.3.1 C172 P[...]

Operating Principles Rev . A 2-1 4 Figure 2-14 illustr ates the electric al circuit diagr am . +5 VDC line over volt age protection circuit The output voltage level of the 5 V line is m onitored by a Zener diode (ZD53). If the voltage level exceeds 9 V , the status is fed bac k to the prim ary switching circuit through the trans istor (Q 82) and ph[...]

EPSON Stylus CO LOR 3000 Rev . A 2-1 5 2.3.2  M A IN Control Boar d This printer uses MAIN for the m ain contr ol circuit boar d. It consists of the f ollowing: 16-bit H8S/2655 (IC5) Runs at 19.66 MHz 2 gate arrays E05B33 (IC6) Manages inter faces , m otors and printheads . E05B45 (IC16) P-ROM, DRAM and MROM Drivers Produces com m on vo[...]

Operating Principles Rev . A 2-1 6 CLK SD I/O Data Bus Address Bus Timer Counter IC RTC-4543SA (IC2) CPU H8S/2655 (IC5) GA E05B33 (IC6) M From IC16 M +42VDC +5VDC Type-B I/F +5V GA E05B45 (IC16) PSC Power Line Reset IC M51955BFP (IC3) Logic Line Reset IC RST592D (IC9) EEPROM AT93C56 (IC1) From IC6 From IC6 +5V +42V +5V Sensors Black/Color Printhead[...]

EPSON Stylus CO LOR 3000 Rev . A 2-1 7 2.3.2.1 Reset Circuits The MAIN board contains two reset circ uits: for logic line (+5 ) and power line (+42 ). Res et IC M51955BFP (IC3) m onitors the +42 line. It outputs /NMI signal to the and the gate array to cut off the power line for the m otors when the voltage level drops below 33.2 . Reset IC RST 592[...]

Operating Principles Rev . A 2-1 8 Thermistor Therm is tor is attached onto the c olor printhead to m onitor the tem peratur es around the printhead. It functions to avoid change in ink viscos ity , which affec ts printing res ult. The s ignal output from the sensor is directly transm itted to the analog port of the . A SF_PW : Output from the AS F[...]

EPSON Stylus CO LOR 3000 Rev . A 2-1 9 A SF_PQ :Output from the PQ (Pape r Quantity ) sensor . The paper quantity sensor uses a sliding potentionm eter . (T he m axim um res istance:10 ohm s) The sensor ,attac hed to the right edged guide in the hopper ass em bly , detects the paper quantity betw een the max im um of 15 m m and the m inimum of 3 m [...]

Operating Principles Rev . A 2-2 0 2.3.2.3  Motor Driver Circuits The gate array E05B45 produces the phase data (CRDA0-5) for the CR m otor and sends it to 2-channel D/A converter in parallel data. W hen the phase- c hange trigger signal ( CRT RG) is sent f rom the to the gate array , the A/B phase-change signal (CRDASEL) is output. Then the [...]

EPSON Stylus CO LOR 3000 Rev . A 2-21 2.3.2.4 PF Motor Driver Circuit The m otor for this printer oper ates the following: Paper loading Paper feeding The gate array E05B33 ( IC6) outputs the phas e drive control s ignals (PF APH and PFBPH), phas e data signal (PF A0/1 and PPFB1/0) and voltage reference data (PFV) to the driver IC UDN2917EB (IC17).[...]

Operating Principles Rev . A 2-2 2 2.3.2.5 Printhead Driver Circuit This printer has 2 separate printhead driver circuits for the black and c olor pr intheads. Eac h c irc uit has the com m on voltage driver circuit attached to the circuit control boar d, and the nozzl e selector c ircuit attac hed to the printhead. The eac h of the blac k and c ol[...]

EPSON Stylus CO LOR 3000 Rev . A 2-2 3 Common driver circuit for th e black printhead Gate array E05B33 (IC6) sends s erial data to the head nozz le selector c ircuit on the printhead to select nozzles to be activated. Then the data is tr ansfer red to the com m on driver on the c ontrol board to drive all PZT that c orrespond to eac h nozz le. The[...]

Operating Principles Rev . A 2-2 4 Color printhead nozzle selector circuit The operating pr inciple for the color printhead is the sam e as f or the black printhead exc ept that color print is perf orm ed with data for 3 diff erent colors : yellow , c y an, and magenta. The operating pr inciple for the c olor printhead is as described below: Noz z [...]

EPSON Stylus CO LOR 3000 Rev . A 2-2 5 Special print i ng This printer has the f ollowing special printing modes to print various ty pes of graphic images. Eac h mode is selected thr ough the printer driver based on the selec ted ty pe of the paper and print quality . Double firing norm al dot / Single dot printing m ode This pr inter for m s 1 dot[...]

Operating Principles Rev . A 2-2 6 2.4 Ink System Management This s ection explains how the ink system is controlled to pr otect the printheads and to ensure high pr int quality . T he ink s ystem cons ists of following operations: Power On Initialization Ink Car tridge Replacem ent Cleaning Print Start Flushing Waiting False Absorption W iping Rub[...]

EPSON Stylus CO LOR 3000 Rev . A 2-2 7 2.4.2 Counters The EEPROM on the c ontrol board s tores the values f or the f ollowing counters to m anage the ink system: Protect Counter A This c ounter counts total am ount of drained ink . If the counter value exc eeds 75,000, the m aintenance error oc curs and the c urrent printing j ob stops as a result.[...]

Chapter 3 Disassembly and A ssembly 3.1 Overv iew ................................................................................................................ 3-1 3.1.1 Precautions for Disassembling the Print er .......................................................................... 3-1 3.1.2 T ools ..........................................[...]

EPSON Stylus CO LOR 3000 Rev . A 3-1 3.1 Ov erv iew This s ection desc ribes the proc edures f or disas sem bling the printer . Unless otherwise s pecified, no assem bly procedures ar e included, sinc e it is usually perform ed by reversing the disass em bly . Points to note at disassem bling and as sem bling is desc ribed under the heading . Adjus[...]

Disassembly and Assembly Rev . A 3- 2 3.1.2 T ools Make s ure you use the tools listed in T able 3- 1. T ools Distribut or Part No. Philips sc rewdriver #1 EPSON B743800400 Phillips sc rewdriver #2 EPSON B743800200 Standard scr ewdriver EPSON B743000100 Nippers EPSON B740500100 Thic knes s gauge set EPSON B776702201 T weezers EPSON B741000100 Paper[...]

EPSON Stylus CO LOR 3000 Rev . A 3- 3 3.2 Disassembly and A ssembly This s ection desc ribes proc edures f or disas sem bling and assem bling the m aj or units and parts . Read CAUTION in Section 3. 1.1 prior to disassembling t he printe r. CAUTION Upper Case Removal ROM Replacement Printer Mechanism Removal Printhead Removal HP Sensor Removal PWS [...]

Disassembly and Assembly Rev . A 3- 4 3.2.1 Upper Housi ng Removal 1. Rem ove the k nob, tip of the PG adjust lever , r ear sheet guide, stac ker and paper support. 2. Using tweezers, releas e the hooks which fixes the tractor unit to the printer m echanism . T hen rem ove the tractor unit by lifting up the rear part of the tractor unit. 3. Open th[...]

EPSON Stylus CO LOR 3000 Rev . A 3- 5 4. Rem ove 1 scr ew (CBS, 3X6) under the panel unit and 7 scr ews (CBP , 3X12) sec uring the upper housing to the lower housing. 5. Ins erting tweezers from the bottom side of the lower housing, r elease 2 hook s f ixing the upper housing to the lower housing. Then r em ove the upper housing by pulling it forwa[...]

Disassembly and Assembly Rev . A 3- 6 3.2.2 ROM Replacement 1. Rem ove 2 screws securing the ROM cover to the bottom of the lower hous ing and rem ove the ROM cove r . 2. Rem ove the ROM. Be sure to disconnect t he pow er cable fr om t he AC socket befor e r eplacing t he ROM. CAUTION[...]

EPSON Stylus CO LOR 3000 Rev . A 3- 7 3.2.3 CR PW (Paper Width) Sensor Board A ssembly Removal 1. Rem ove the upper hous ing. (See Section 3.2.1.) 2. Rem ove 2 sc rew (CBP , 3X 8) and 2 plain washer (3X 0.5X7) s ecuring the dam per c over to the CR unit. Note) If the any ink car tridge is inst alled, remove it to avoid ink leakage during dis assemb[...]

Disassembly and Assembly Rev . A 3- 8 3.2.4 Printhead Removal 1. Rem ove the upper hous ing. (See Section 3.2.1.) 2. Rem ove 2 sc rew (CBP , 3X 8) and 2 plain washer (3X 0.5X7) s ecuring the dam per c over to the CR unit. Note) If any ink car tridge is inst alled, remove it to avoid ink leakage during dis assembly and assembly . 3. Rem ove the dam [...]

EPSON Stylus CO LOR 3000 Rev . A 3- 9 Tube Cover Tube Fixing Leaf Spring Head Fixing Screw Damper Assembly for Black Ink Damper Assemblies for Color Inks Black Printhead Head Fixing Screw Plain Washer (6.3X0.2X8.3) CR PW Sensor Board Assembly Black Printhead Cable Color Printdead Cable Compression Spring (9.9) Color Printhead Plain Washer (6.3X0.2X[...]

Disassembly and Assembly Rev . A 3-1 0 3.2.5 HP Sensor Removal 1. Rem ove the upper hous ing. (See Section 3.2.1.) 2. Disc onnect the connec tor cable f or the HP sensor from the s ensor connec tor . 3. Us ing tweezers, release the hook sec uring the HP sensor to the HP sensor holder and r em ove the HP sensor . HP Sensor Holder HP Sensor Connector[...]

EPSON Stylus CO LOR 3000 Rev . A 3-1 1 3.2.6 Printer Mechanism Unit Removal 1. Rem ove the upper housing. ( See Section 3.2.1) 2. Disc onnect the following connec tor cables f rom the connec tors on the m ain board as sem bly: CN3 CN4 CN 5 CN6 CN7 CN10 CN1 1 CN12 CN13 CN14 CN18 CN20 CN21 CN22 CN23 3. Disc onnect the ASF PW sens or connector cable f[...]

Disassembly and Assembly Rev . A 3-1 2 3.2.7 PSB/PSE Board A ssembly Removal 1. Rem ove the upper hous ing. (See Section 3.2.1.) 2. Rem ove the printer m ec hanism unit. (See Section 3.2.6.) 3. Rem ove 7 sc r ews (6 CBS s cr ews , 3X 8 and 1 CBP s cr ew , 3X12) sec ur ing the upper s hield plate to the lower housing. 4. Dis connect the power cable [...]

EPSON Stylus CO LOR 3000 Rev . A 3-1 3 3.2.8 C203 MAIN Board A ssembly Removal 1. Rem ove the upper housing. ( See Section 3.2.1.) 2. Rem ove the printer m ec hanism unit. (See Section 3.2.6.) 3. Rem ove the connec tor cable f or the ASF PW sensor from the CN8 on the m ain board as sem bly . 4. Rem ove the connec tor cable f or the PL (Paper Length[...]

Disassembly and Assembly Rev . A 3-1 4 Type-B I/F Board Guide Earth Spring for Type-B I/F CBS Screws (3X8) Main Board Assembly ASF PW Sensor Connector Cable ASF PL Sensor Connector Cable CN8 CN15 CN11 CN17 CP Screws (3X6) Lower Housing Upper Connector Cover CBS Screw (3X8) CBS Screws (3X8) CBS Screw (3X8) CBS Screw (3X8) CBS Screws (3X8) Figure 3-1[...]

EPSON Stylus CO LOR 3000 Rev . A 3-1 5 3.2.9 Main W aste Ink Drain Pad Removal Note) In case the value for the protect c ounter A* has reac hed the limit and the maintenance error is indicated, or the value has exceeded 60,000, r eplace the waste ink drain pads on the agreement with your cus tomer . *: The value for the protec t counter A can be fo[...]

Disassembly and Assembly Rev . A 3-1 6 3.2.10 PL (Paper Length) Sensor Removal 1. Rem ove the upper housing. ( See section 3.2.1.) 2. Rem ove the printer m ec hanism unit. (See Section 3.2.6.) 3. Disc onnect the connec tor cable f or the PL sensor from the CN1 1 on the m ain board ass embly . 4. Using tweezers, releas e 3 hooks securing the PL s en[...]

EPSON Stylus CO LOR 3000 Rev . A 3-1 7 3.2.11 Printer Mechanism Disassembly Section 3.2.1 1.1 thor ough to Section 3.2.1 1.18 describe pr ocedures f or printer m echanism unit disa ssembly . 3.2.11.1 CR Motor Removal 1. Rem ove the printer m ec hanism unit. (See Section 3.2.6.) 2. Dism ount the belt tens ion spring to loosen the tim ing belt. 3. Re[...]

Disassembly and Assembly Rev . A 3-1 8 3.2.1 1.2 Pump Motor Assembly Removal 1. Rem ove the printer m ec hanism unit. (See Section 3.2.6.) 2. Remove the connector cable for the pum p m otor ass em bly securing the pum p m otor to the printer mec hanism unit fr om the clum p. 3. Rem ove 2 sc rews (CBS, 3x6) securing the pum p m otor as sem bly to th[...]

EPSON Stylus CO LOR 3000 Rev . A 3-1 9 3.2.1 1.3 PF Motor Assembly Removal 1. Rem ove the printer m ec hanism unit. (See Section 3.2.6.) 2. Rem ove the connector c able for the PF m otor assem bly from the clum p attached to the pr inter mec hanism unit. 3. Rem ove 2 screws (CBS, 3x6) securing the PF motor as sem bly to the left fr ame unit. T hen [...]

Disassembly and Assembly Rev . A 3-2 0 3.2.11.4 Front/Rear PE Sensor Removal 1. Rem ove the printer m ec hanism unit. (See Section 3.2.6.) 2. Using tweezers, release 2 hook s secur ing the front and rear PE sensor s to the rear paper guide assem bly at the bottom of the pr inter m echanism unit. T hen rem ove the sens ors. 3. Disc onnect the sens o[...]

EPSON Stylus CO LOR 3000 Rev . A 3-21 3.2.11.5 Release Sensor Removal 1. Rem ove the printer m ec hanism unit. (See Section 3.2.6.) 2. Using tweezers, releas e 1 hook s ecuring the releas e sensor to the lef t fr ame unit. T hen r em ove the release sens or . Release Sensor Left Frame Unit Hook Release Sensor Connector Cable Figure 3-18. Release Se[...]

Disassembly and Assembly Rev . A 3-2 2 3.2.11.6 Paper Eject Frame Unit Removal 1. Rem ove the printer m ec hanism unit. (See Section 3.2.6.) 2. Rem ove connector c ables for the HP sensor and c over open sens or fr om the c onnectors on the sensors . 3. Rem ove 4 sc rews (CBS, 3X6) secur ing the paper eject f ram e unit to the printer m ec hanism u[...]

EPSON Stylus CO LOR 3000 Rev . A 3-2 3 3.2.11.7 Pump Unit Removal 1. Rem ove the printer m ec hanism unit. (See Section 3.2.6.) 2. Rem ove the paper ej ect fr ame unit. ( See Section 3.2.1 1.6.) 3. Rem ove 2 sc r ews (1 CBS, 3X 6 and 1 CBP , 3X8) sec uring the pum p unit to the printer m ec hanism unit. Then rem ove the pum p unit. WORK POINT When [...]

Disassembly and Assembly Rev . A 3-2 4 3.2.11.8 Edge Guide Unit Removal 1. Rem ove the printer m ec hanism unit. (See Section 3.2.6.) 2. Release the j oints f or the slide cover s on the LD shaf t and the edge guides. 3. Disconnec t the connec tor cable f or the PQ (Paper Quantity) sensor loc ated at the r ight side of the r ight edge guide. 4. Rem[...]

EPSON Stylus CO LOR 3000 Rev . A 3-2 5 WORK POINT When installing t he edge guide unit to t he pr int er mechanism unit , engage t he edge guide unit with t he m ain bot tom f r am e, as shown in Figur e 3- 22. Be sure to fix t he f lange nut s w ith the specif ied adhesive. ( See Chapt er 6. ) Bottom Main Frame Edge Guide Unit Spring Front Rear Fi[...]

Disassembly and Assembly Rev . A 3-2 6 3.2.11.9 PQ (Paper Quantity) Sensor Board Assembly Removal 1. Rem ove the printer m ec hanism unit. (See Section 3.2.6.) 2. Rem ove the edge guide unit. (See Section 3.2.1 1.8.) 3. Remove 2 pan cam era sc rews (2X 5.5) secur ing the PQ sensor cover to the edge guide unit. 4. Rem ove 1 tens ion spring sec uring[...]

EPSON Stylus CO LOR 3000 Rev . A 3-2 7 3.2.11.10 ASF PW (Paper Width) Sensor Removal 1. Rem ove the printer m ec hanism unit. (See Section 3.2.6.) 2. Rem ove the edge guide unit. (See Section 3.2.1 1.8.) 3. Using a s crewdriver or other pointing tool, release 1 hook sec uring the ASF PW sensor cover to the left edge guide unit. Then rem ove the PW [...]

Disassembly and Assembly Rev . A 3-2 8 3.2.11.11 Ink Cartridge Holder Unit Removal 1. Rem ove the printer m ec hanism unit. (See Section 3.2.6.) 2. Rem ove the paper ej ect fr ame unit. ( See Section 3.2.1 1.6.) 3. Rem ove the pum p unit. (See Section 3.2.1 1.7.) 4. Release 4 coupling screws (M6) connec ting each ink tube unit to the corr esponding[...]

EPSON Stylus CO LOR 3000 Rev . A 3-2 9 Ink Cartridge Supporting Plate Cartridge Holder Unit CBS Screw (3x6) Ink Tube Unit Coupling Screw (M6) Tube Fixing O-Ring CBP (3X8) CBP (3X8) CBP (3X8) CBP (3X8) Ink Cartridge Fixing Plate CBS Screw (3x6) Yellow Magenta Cyan Black Figure 3-25. Ink Cartridge Holder Removal[...]

Disassembly and Assembly Rev . A 3-3 0 3.2.11.12 Ink Sensor Assembly Removal 1. Rem ove the printer m ec hanism unit. (See Section 3.2.6.) 2. Rem ove the paper ej ect fr ame unit. ( See Section 3.2.1 1.6.) 3. Rem ove the pum p unit. (See Section 3.2.1 1.7.) 4. Rem ove the ink cartridge holder s. (See Section 3.2.1 1.1 1.) 5. Rem ove the ink sensor [...]

EPSON Stylus CO LOR 3000 Rev . A 3-31 3.2.11.14 CR Unit Removal 1. Rem ove the printer m ec hanism unit. (See Section 3.2.6.) 2. Disc onnect the HP sens or connector cable fr om the HP sensor . 3. Rem ove the belt tension s pring to loosen the tim ing belt. 4. Disengage the tim ing belt f rom the pulley on the CR motor and the sub pulley . 5. Rem o[...]

Disassembly and Assembly Rev . A 3-3 2 WORK POINT Do not touch or damage the head surface in the rem oved CR unit. Be caref ul with stat ic electricity in handling t he pr inthead which has a head dr iver cir cuit direct ly at tached. Pay attent ion to the oil pad w hen removing t he CR guide shaft f rom the CR unit, since it tends to dislocate. Wh[...]

EPSON Stylus CO LOR 3000 Rev . A 3-3 3 3.2.11.15 LD Shaft Removal 1. Rem ove the printer m ec hanism unit. (See Section 3.2.6.) 2. Rem ove the paper ej ect fr ame unit. ( See Section 3.2.1 1.6.) 3. Rem ove the CR unit. (See Section 3.2.1 1.14.) 4. Rem ove 1 sc r ew (CBP , 3x8) s ecur ing the ink s upplying tube unit to the tube fixing holder on the[...]

Disassembly and Assembly Rev . A 3-3 4 8. Rem ove 1 sc rew (CBP , 3X 8) sec uring the paper ejec t drive unit to the left m ain f ram e assem bly . 9. Attach the knob to the PF roller shaft. T hen hold down the tr igger lever on the right end of the PF r oller , and turn the PF roller s haft until the edge guides don’t lif t up any further . 10. [...]

EPSON Stylus CO LOR 3000 Rev . A 3-3 5 ASF Transmission Gear Set LD Gear E-ring Bushing PF Roller Edge Guide Bushing LD shaft LD Rollers Figure 3-32. LD shaft Removal Gear ,29 (ASF Transmission Gear Set) LD Gear ASF Transmission Ratchet Figure 3-33. A SF Gear Set Engagement[...]

Disassembly and Assembly Rev . A 3-3 6 3.2.11.16 PF Roller Removal 1. Rem ove the printer m ec hanism unit. (See Section 3.2.6.) 2. Rem ove the paper ej ect fr ame unit. ( See Section 3.2.1 1.6.) 3. Rem ove the CR unit. (See Section 3.2.1 1.14.) 4. Rem ove the base f ram e assem bly . (See Section 3.2.1 1.15, Step 4 to 10.) 5. Rem ove the roller c [...]

EPSON Stylus CO LOR 3000 Rev . A 3-3 7 3.2.11.17 Rear Paper Guide Removal 1. Rem ove the printer m ec hanism unit. (See Section 3.2.6.) 2. Rem ove the paper ej ect fr ame unit. ( See Section 3.2.1 1.6.) 3. Rem ove the CR unit. (See Section 3.2.1 1.14.) 4. Rem ove PF roller s haft. (See Sec tion 3.2.1 1.16.) 5. Rem ove 2 sc rews (CBS, 3X6) secur ing[...]

Disassembly and Assembly Rev . A 3-3 8 3.2.11.18 Middle Frame Unit Removal 1. Rem ove the printer m ec hanism unit. (See Section 3.2.6.) 2. Rem ove the Paper ej ect fr ame unit. ( See Section 3.2.1 1.6 3. Rem ove the pum p unit. (See Section 3.2.1 1.7) 4. Rem ove the edge guide.(See Section 3.2.1 1.8 5. Rem ove the CR unit. (See Section 3.2.1 1.14.[...]

Chapter 4 A djustment 4.1 Overv iew ................................................................................................................ 4-1 4.1.1 Platen Gap A djustment .................................................................................................... ...... 4-2 4.1.2 Input of Market Setting...........................[...]

EPSON Stylus CO LOR 3000 Rev . A 4-1 4.1 Ov erv iew This s ection desc ribes adj ustm ent required af ter disas sem bling and assem bling the pr inter . Adjustment must be perfor med in the order shown in T able 4-1. Be sure to remov e all ink cart ridges from the printer when returning the printer to the customer. Use 720 dpi exclus ive paper when[...]

Adjustment Rev . A 4- 2 4.1.1 Platen Gap A djustment This adjus tm ent is perform ed to obtain the appropriate gap between the head nozz le surface and the platen. It must be adjus ted after reinstalling or replac ing the CR guide shaft, CR unit or parallelis m adjust bushing. T he specified v alue range for the platen gap is 1.26 ± 0.02 mm. 1. Se[...]

EPSON Stylus CO LOR 3000 Rev . A 4- 3 NO YES NO YES YES YES NO NO Start Shift the CR to the left end. Set the PG lever to "0". Is the left PG OK? Set the PG lever to "+". Shift the CR to the right end. Widen the PG. Narrow the PG. Return to the main flow. Is the right PG OK? Set the PG lever to "+". Shift the CR unit t[...]

Adjustment Rev . A 4- 4 4.1.2 Input of M arket Setti ng This oper ation is perf orm ed to write the m ark et code into the EEPROM on the m ain contr ol board. W ith this operation, all f actory values are written in at a time. 1. Connect the pr inter and the host com puter with a parallel interface c able. 2. Start the adj ustm ent program in the h[...]

EPSON Stylus CO LOR 3000 Rev . A 4- 5 4.1.3 Head V oltage W rite Operation This oper ation is perf orm ed to write the printhead drive voltages in the EEPROM. Y ou need to perfor m this operation whenever you replace the printhead. 1. Connect the pr inter and the host com puter with a parallel interface c able. 2. Run the adjus tm ent program in th[...]

Adjustment Rev . A 4- 6 4.1.3.1 Finding Out the Head Voltage Norm ally , the head voltage is not acknowledged without removing the pr inthead. This program is, however , designed to read the head voltage data stored in the EEPPROM on the m ain c ontrol board. T his section desc ribes how to find out the head voltages . 1. Connect the pr inter and t[...]

EPSON Stylus CO LOR 3000 Rev . A 4- 7 4.1.4 Black Head Angular A djustment This adjus tm ent must be made when replacing or disas sem bling the black printhead. Eac h printhead is held by the com pression spring to the supporting point of the CR unit and the angle adjust lever loc ated under the printhead. T he adjust lever is used to swing the bla[...]

Adjustment Rev . A 4- 8 No The printer prints the head angle adjustment pattern. Move the black head adjust lever right. Fasten the black/color head fixing screw while holding the arm of the printhead. Press "Space" key. Press "Return" key. Loosen the color head fixing screw by turning it 1/4. head angular OK? Move the color hea[...]

EPSON Stylus CO LOR 3000 Rev . A 4- 9 4.1.5 Head V ertical A djustment Y ou m ust m ak e this adjustm ent af ter rem oving or r eplacing one or both of the black and color printheads . W ith this adjustm ent, the ver tical positions for the blac k and c olor printheads ar e aligned. This is perform ed by moving the head vert ical adjust lever locat[...]

Adjustment Rev . A 4-1 0 4.1.6 Head GA P Ad justment This oper ation is required when one or both of the black and color printheads are r em oved or replaced. This operation aligns vert ical lines between black and color printheads toward the c olum n direction. 1. Connect the pr inter and the host com puter with a parallel interface c able. 2. Run[...]

EPSON Stylus CO LOR 3000 Rev . A 4-1 1 Select "4. Gap" from the adjustment program. The printer prints the adjustment pattern in the LQ and SLQ modes. Change the value using key. Press "Space" key to print. Press "0" key to correct the value. The printer prints another adjustment pattern in the LQ and SLQ modes. Press [...]

Adjustment Rev . A 4-1 2 4.1.7 Uni-D A djustment This is required when the CR unit or CR m otor is replaced or r emoved. Y ou perf orm this operation to adjust the deviation occ urs between lines pr inted in the Uni-D m ode. 1. Connect the pr inter and the host com puter with a parallel interface c able. 2. Start the adj ustm ent program in the hos[...]

EPSON Stylus CO LOR 3000 Rev . A 4-1 3 Select "5. Uni-d" from the adjustment program. Change the value using " " key. Press "Space" key to print. Press "0" key to correct the value. The printer prints another Uni-D adjustment pattern in the draft mode. Press "Return" key. Yes No Gap Width Change the[...]

Adjustment Rev . A 4-1 4 4.1.8 Bi-D A djustment This is required when the CR unit or CR m otor is replaced or r emoved. Y ou perf orm this operation to adjust deviation occ urs between lines pr inted in Bi-directional m ode. 1. Connect the pr inter and the host com puter with a parallel interface c able. 2. Start the adj ustm ent program in the hos[...]

EPSON Stylus CO LOR 3000 Rev . A 4-1 5 Select "6. Bi-d" from the adjustment program. Change the value using " " key. Press "Space" key to print. Press "0" key to correct the value. The printer prints another Bi-D adjustment pattern. Press "Return" key. Yes No Gap Width Change the value using" &[...]

Adjustment Rev . A 4-1 6 4.1.9 Sensor Check This operation is perfor m ed to stor e s everal values in the EEPRO M. T he values and the s ensor s used ar e as follows: V alue used as the basis f or the detecting paper quantity rem aining in ASF . PQ sens or attached to the right edge guide in ASF is used. V alue used as the basis f or the detecting[...]

EPSON Stylus CO LOR 3000 Rev . A 4-1 7 4.1.9.1 PQ Sensor Adjustment Follow the steps exactly in the w ay instruc ted. Otherwis e the fatal error will oc cur. Inaccurac y in this adjus tment does not guarantee the proper operation of the printer. 1. Enter the “ Sensor Check” m enu. (See Sec tion 4.1.9.) 2. Move the cur sor using ↑ or ↓ key t[...]

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Chapter 5 T oubleshooting 5.1 General Description ............................................................................................. 5-1 5.2 Unit Level T roubleshooting ................................................................................. 5-4 5.3 Repair of the C172 PSB/PSE Board at Component Level ............................[...]

EPSON Stylus CO LOR 3000 Rev . A 5-1 5.1 General Description This section des cribes procedur es for isolating the f ailure unit in 2 levels; unit level tr oubleshooting and the com ponent level tr oubles hooting. Ref er to the f lowchart below to isolate the def ective unit and per f or m repair at the component level. T able 5-1, T able 5-2 and T[...]

Troubleshooting Rev . A 5- 2 T able 5-2. Sensor Status Sensor Connector No. T est pin No. Signal level Detect ed condition HP sensor CN6 Close ∗ 1 In the fals e absorbing position Pin 1 and Pin 2 Open ∗ 2 Off the fals e absorbing pos ition Rear PE sensor CN5 HIGH Paper loaded Pin 1 and Pin 2 LOW No paper loaded Front PE sensor CN4 HIGH Paper lo[...]

EPSON Stylus CO LOR 3000 Rev . A 5- 3 T able 5-3. LED Error Status and S olutions Printer St at us Power Pause Paper Out Ink End Media Ty p e Solution Power on On      Data proceeding Blinks    Paper Out   On   After loading paper , pres s the Pause button and then press the Load/Eject button. Paper Jam [...]

Troubleshooting Rev . A 5- 4 5.2 Unit Level T roubleshooting This section pr ovides f lowcharts which enable you to isolate the defective unit. O nce the def ective unit is identified by following the corresponding char t, proceed to Section 5.3 to identif y m ore specific par t to be replaced at the com ponent level. T able 5-4. Symptom and Proble[...]

EPSON Stylus CO LOR 3000 Rev . A 5- 5 1. The printer does not operate at all. START Is the AC input voltage correct? Apply the correct AC input voltage. Check the voltage level output from the CN2 on the PSB/PSE board. Is the voltage correct? Replace the MAIN board. Is the problem corrected? Replace the PSB/PSE board. Check the motor and driver cir[...]

Troubleshooting Rev . A 5- 6 2. A n error is indicated. START NO YES See Table 5-3 to identify the error type. Is it "Fatal error"? "Maintenance error" has occurred. or "Ink low error"? Replace the Ink drain pads and then reset the EEPROM. (Refer to Section 1.5.1 and Section 3.2.9.) Check the ink cartridge sensor or re[...]

EPSON Stylus CO LOR 3000 Rev . A 5- 7 3. Printing operation is abnormal. START NO END END YES YES NO NO Run the "Self-test". Does the "Self test" print? Repeat cleaning sequence or perform initial ink charge operation. Is the problem corrected? Proceed to Section 5.5 "Repair of the Printer Mechanism". Check the motors,[...]

Troubleshooting Rev . A 5- 8 4. Paper is fed abnormally . START END END NO YES YES Is the problem corrected? Set the paper properly. Is the problem corrected? Is the problem corrected? Remove the foreign objects located in the paper path. Check the PF motor and driver. If they are normal, replace the main controlboard. Proceed to Section 5.5 "[...]

EPSON Stylus CO LOR 3000 Rev . A 5- 9 5. The control panel operates abnormally . START END END Is the problem corrected? NO YES Replace the control panel. Connect the control panel properly. Is the problem corrected? Replace the main control board. Replace the control panel. YES YES NO NO Is the control panel connector cable properly connected? Fig[...]

Troubleshooting Rev . A 5-1 0 5.3 Repair of the C172 PSB/PSE Board at Component Level This sec tion contains inf orm ation which enables you to repair and replace the com ponents on the electrical boar d (C172 PSB/PSE). T able 5-5 lis ts the potential causes for eac h symptom in order of possibility , with which y ou ar e able to find and repair th[...]

EPSON Stylus CO LOR 3000 Rev . A 5-1 1 5.4 Component Repair of the C203 MA IN Board This section pr ovides inf orm ation which enables you to repair and replace def ective co mponents on the C203 MAIN board. T able 5-6 and 5- 7 lists the causes f or each symptom in order of poss ibility , with w hich y ou are able to find and repair the defective p[...]

Troubleshooting Rev . A 5-1 2 Condition Cause Check point Solution Sy mptom : CR does not operate normally . CR motor does not rotate norm ally . Sub gate ar ray IC16 is defec tive. Check the waveform f or the signals HP ASEA/B (Pin 7) output from the IC19/20. HPASE on the IC20 (Pin 7) OUTA on the IC19 (Pin 10) Waveform (9) Replace the MAIN board o[...]

EPSON Stylus CO LOR 3000 Rev . A 5-1 3 Condition Cause Checkpoint Solut ion Sy mptom : The pump does not operate normally . The pum p m otor does not operate norm ally . Sub gate array IC6 is defec tive. Check the waveform f or one of the following signals output f rom the IC18: PUA0/1 (Pin1/2) PUB0/1 (Pin23/24). Pin 18 on the IC18 Pin 24 on the IC[...]

Troubleshooting Rev . A 5-1 4 5.5 Repair of the M-4J60 Printer Mechanism This section pr ovides inf orm ation which allows you to repair and replace def ective com ponents of the M- 4J60 printer m ec hanism . T able 5-8, 5-9, and 5-10 c ontain various s ymptoms and the cor responding causes listed in order of possibility . Find the symptom in the t[...]

EPSON Stylus CO LOR 3000 Rev . A 5-1 5 Condition Cause Checkpoint Solution Sy mptom : CR motor operates abnormally (continued) CR moves slightly at power on, then stops. CR does not mo ve sm oothly . Move the CR manually and check if it mo ves sm oothly . Clean and lubr icate the CR guide shaft. ( Refer to Chapter 6.) Check if the tim ing belt has [...]

Troubleshooting Rev . A 5-1 6 Condition Cause Checkpoint Solution Sy mptom : A bnormal printing (continued) V e rtical lines don’t align. Bi- is not properly adjusted.  Perform nec essar y adjustm ents. (Refer to Chapter 4.) W hite banding problem occur s. T he printhead is defective. Repeat c leaning at least 3 tim es and check if the conditi[...]

Chapter 6 Maintenance 6.1 Cleaning ................................................................................................................ 6-1 6.2 Service Maintenance ............................................................................................ 6-2 6.2.1 Head Cleaning .........................................................[...]

EPSON Stylus CO LOR 3000 Rev . A 6-1 6.1 Cleaning This chapter provides infor m ation on how to maintain this printer . T his pr inter is basic ally designed to require no cleaning. It is, however , pr eferable to per form c leaning to preserve its func tion and printing perform ance in the optimum condition for a long period of time. Theref ore be[...]

M aintenance Rev . A 6- 2 6.2 Serv ice Maintenance W hen an abnorm al printing or the m aintenance r equest error occurs , perfor m maintenanc e service described below . 6.2.1 Head Cleaning In case abnormal printing occur s, y ou can enter the printhead cleaning mode through the c ontrol panel operation. Also, to k eep the printer in the bes t con[...]

EPSON Stylus CO LOR 3000 Rev . A 6- 3 6.3 Lubrication and A dhesive Use of lubr icant and adhesive has a c onsiderable aff ect on the perf orm ance and durability of the printer . Especially , lubrication at low temper atures requires appropriate s election of the lubr icant. T herefore, be sure to apply adequate lubricant and adhesive specif ied b[...]

M aintenance Rev . A 6- 4 NO. Adhesiv e Points 1 Point where the CR motor fan is attac hed to the CR motor shaft 2 Right and left hexagon nuts in the edge guide unit Do not apply too much lubric ant or adhesiv e to avoid printer malfunc tion. T able 6- 3. Adhesive Points CAUTION[...]

EPSON Stylus CO LOR 3000 Rev . A 6- 5 1 1 1 2 3 4 4 44 4 4 Figure 6-1. Lubrication Points (1)[...]

M aintenance Rev . A 6- 6 9 9 9 9 9 9 9 9 6 7 Figure 6-2. Lubrication Points (2)[...]

EPSON Stylus CO LOR 3000 Rev . A 6- 7 CR Motor 1 CR Motor Fan Indent side facing outside 2 2 Figure 6-3. A dhesive Points[...]

A ppendix A.1 Connector Summary .......................................................................... A-1 A.1.1 Connector Pin Assignment ....................................................... A- 2 A.2 Circuit Diagrams ................................................................................. A-9 A.3 Component Layout ...................[...]

Appendix Rev. A A-1 A .1 Connector Summary Figure A-1 illustr ates the electric al interconnec tion of the m ain com ponents. CN CN CN7 Printer Mechanism (M-4J60) Color Printhead HP Sensor Front PE Sensor Rear PE Sensor Release Sensor Ink End/Cartridge Sensor (Magenta) ASF Paper Width Sensor PG Sensor ASF Paper Quantity Sensor ASF Paper Length Sens[...]

EPSON Stylus COLOR 3000 Rev. A A-2 A . 1. 1 Connector Pin Assignment T able A- 1 shows the locations and des criptions for the c onnectors on the c ircuit boards in this printer . T ables from A- 2 to A-13 show the pin assignm ent f or each connec tor . Circuit Board Connect or No. Pin No. Description C203 MAIN-B Board CN1 36 Par allel I/F (Ref er [...]

Appendix Rev. A A- 3 Pin No. I/ O Signal Name Description 1 I REL Release sensor signal 2  GND Ground Pin No. I/O Signal Name Description 1 I PE_F Front PE sensor signal 2  GND Ground Pin No. I/O Signal Name Description 1 I PE_R Rear PE sensor signal 2  GND Ground Pin No. I/O Signal Name Description 1 I HP HP sensor signal 2  + 5 + 5 VD[...]

EPSON Stylus COLOR 3000 Rev. A A-4 Pin No. I/O Signal Name Description 1 I GAP Platen gap sensor signal 2  GND Ground Pin No. I/O Signal Name Description 1  + 5 + 5 VDC 2  GND Ground 3 I ASF_PQ ASF PQ sensor signal Pin No. I/O Signal Name Description 1 I ASF_PL0 ASF PL sensor signal 2  GND Ground 3 I ASF_PL1 ASF PL sensor signal 4  G[...]

Appendix Rev. A A- 5 Pin No. I/O Signal Name Description 1  GND Ground 2  + 42 + 42 VDC 3  + 42 + 42 VDC 4  GND Ground 5  + 5 + 5 VDC 6  GND Ground 7 O PSC Power off signal 8  GND Ground 9  + 5 + 5 VDC Pin No. I/O Signal Name Description 1 O LED 2 LED 2 signal 2 O LED 0 LED 0 signal 3 O LED 1 LED 1 signal 4 O LED 3 LED 3 5 I[...]

EPSON Stylus COLOR 3000 Rev. A A-6 Pin No. I/O Signal Name Description 1  CCO  2 I THS Thermistor signal 3  GND Ground 4 O CHLAT Latch signal 5  GND Ground 6 O CHDATA Cyan data 7  GND Ground 8 O MHDATA Magenta data 9  GND Ground 10 O YHDATA Yellow data 11  GND Ground 12 O CHCLK Clock signal 13  GND Ground 14 O CHNCHG NCHG si[...]

Appendix Rev. A A- 7 Pin No. I/O Signal Name Description 1  BCO  2 I THS Thermistor signal 3  GND Ground 4 O BHLAT Latch signal 5  GND Ground 6 O BSI 2 Data 7  GND Ground 8 O BSI 1 Data 9  GND Ground 10 O BHCLK Clock signal 11  GND Ground 12 O BHNCHG NCHG signal 13  GND Ground 14  + 5 Power source 15  GND Ground 16 [...]

EPSON Stylus COLOR 3000 Rev. A A-8[...]

Appendix Rev. A A- 9 A .2 Circuit Diagrams Figure A -2. C203 MAIN-B Board Circuit Diagram (1/2)[...]

EPSON Stylus COLOR 3000 Rev. A A-10[...]

Appendix Rev. A A-11 Figure A -3. C203 MAIN-B Board Circuit Diagram (2/2)[...]

EPSON Stylus COLOR 3000 Rev. A A-12[...]

Appendix Rev. A A-1 3 12 12 12 12 12 12 12 1 2 1 2 3 6 5 4 +5V +5V +5V LED0 LED0 LED1 LED1 LED2 LED2 LED3 LED3 LED4 LED4 LED5 LED5 LED6 LED6 LED7 LED7 LED8 LED8 LED9 LED9 LED10 LED10 LED11 LED11 LED12 LED12 SW0 SW1 SW2 SW3 SW4 SW5 SW6 SW7 PSW PSC GND 6 24 23 25 SW0 SW1 SW2 SW3 SW4 SW5 SW7 SW6 SW8 22 18 17 16 15 14 13 3 2 1 21 20 19 12 11 9 8 7 5 4 [...]

EPSON Stylus COLOR 3000 Rev. A A-14 1 2 3 4 5 6 7 8 9 CN2 T1 PT-63 1 3 2 4 DB1 D2SBA60 C11 220U/200V R12 0.91/2W Q1 K2182 C15 2200P/1.2KV 3 11 2 C51 3300U/50V ZD51 HZS5C-3 ZD81 HZS6C-3 ZD82 HZS5C-3 ZD83 HZS6C-3 D51 F5KQ100 1 2 3 4 5 6 7 IC51 L4962E D55 ERB83-006 L51 300U/1.6A +42V/0.55A GND +42V GND +5V/1.2A GND PSC GND +5V FG 6.3V C54 470U C82 2.2[...]

Appendix Rev. A A-1 5 1 2 3 4 5 6 7 8 9 CN2 T1 PT-64 1 3 2 4 DB1 S1VBA60 C11 56U/400V R12 2/1W Q1 K1603 C15 1000P/1.5KV 3 11 R18 220K/0.5W 2 1 C51 3300U/50V ZD51 HZS5C-3 ZD81 HZS6C-3 ZD82 HZS5C-3 ZD83 HZS6C-3 D51 F5KQ100 1 2 3 4 5 6 7 IC51 L4962E D55 ERB83-006 L51 300U/1.6A +5V/1.2A GND PSC GND +42V/0.55A GND +42V GND +5V FG 6.3V C54 470U C82 2.2U/[...]

EPSON Stylus COLOR 3000 Rev. A A-16 A .3 Component Layout Figure A - 7. C203 MAIN-B Board Component Lay out (1)[...]

Appendix Rev. A A-1 7 Figure A - 8. C203 MAIN-B Board Component Lay out (2)[...]

EPSON Stylus COLOR 3000 Rev. A A-18 Figure A - 9. C203 PNL Board Component Layout[...]

Appendix Rev. A A-1 9 Figure A -10. C172 PSB Board Component Layout[...]

EPSON Stylus COLOR 3000 Rev. A A-20 Figure A -1 1. C172 PSE Board Component Layout[...]

Appendix Rev. A A-21 A .4 Exploded Diagrams Figure A - 12. Stylus 3000 Exploded Diagram (1)[...]

EPSON Stylus COLOR 3000 Rev. A A-22 Figure A - 13. Stylus 3000 Exploded Diagram (2)[...]

Appendix Rev. A A-2 3 Figure A -14. Stylus Color 3000 Exploded Diagram (3)[...]

EPSON Stylus COLOR 3000 Rev. A A-24 Figure A -15. Stylus Color 3000 Exploded Diagram (4)[...]

Appendix Rev. A A-2 5 A .5 Dimension and W eight Dimens ion : 810 mm ( W ) X 565 m m (D) X 240 m m (H) 31.8 inch (W ) X 22.2 inch (D) X9.4 inch ( H) W eight :22.5 Kg Figure A-12 illustrates the exterior dimension of the Stylus COLOR 3000. 385 mm (15.1") 434 mm (17.0") 565 mm (22.2") 380 mm (14.9") 793 mm (31.2") 810 mm (31.[...]

EPSON OVERSEAS MARKETING LOCATIONS EPSON AMERICA, Inc. 20770 Madrona Avenue, P.O. Box 2842 Torrance, CA 90509-2842 Phone: (800)922-8911 Fax: (310)782-5220 EPSON DEUTCHLAND GmBH Zülpicher Straße 6, 4549 Düsseldorf Germany Phone: (0211)56030 Telex: 8584786 EPSON UK LTD. Campus 100, Maylands Avenue, Hemel Hempstead, Herts, HP2 7TJ U.K. Phone: (+44)[...]

EPSON SEIKO EPSON CORPORATION[...]