Kyocera Ecosys FS-680 manual

LASER PRINTE R Ecosys FS-600/680 The model FS- 600 printer was d esigned by t he world-famous F .A. Porsche consultancy. T he FS-600 has 4-pp m and the FS-680 has 8-ppm printing speed.[...]

FS-600/ 680 Service Manual ©Ky ocer a Corporatio n 1997—1999. Al l rights re serv ed. Expor t Edition Notice The informatio n in this manual is s ubject to change w ithout notif ication. Additio nal pages may be inserte d in future e ditions. The use r is asked to e xcuse any technical inaccuracies or typo graphical e rrors in the pres ent editi[...]

Conven tions/Preface iii Conventions Thro ughout this manual, the fo llowing conventions a re used : Color is available w hen vi ewed onlin e to emphasize im portant notices. CAPITAL letters are used to name printer parts and assemblies. Italic letters refer related chapters or sections o r documentations. Bold letters are also used for em phasis w[...]

Conven tions/Preface iv About the chapters ... The service m anu al applies to th e printer m odels Ecosys FS-600 and F S-680. It provi des various information on servicing the printer, divided into the following chapters: Chapter Contents One——Product information I ncludes pr inter spe cifications, pro duct appearance s, safety infor mation, e[...]

Conven tions/Preface v REVISION HISTORY Version Date Replaced pages Remarks 1.00a 31-Oct- 97 — KE distribution onl y 1.10 15-De c-97 1-14, 2-10, 4- 11, 4-18, 4-19, 4-22—25, 4-27, 4- 29, 4-30, 4-34, 4- 39, 4-44, 6-3, 6-12, 6-14, 6- 16, 6-18, 6-19, 6- 21—25 2.00 22-De c-98 I nclusion o f the F S-680 [8- ppm] VISIT US AT OUR INTERNET HOM E PAGE [...]

Conven tions/Preface vi This page left intentionally blank[...]

Chapter One Product I nformation[...]

Chapter One Product Information 1 Printer specifications 1-3 Engine 1-3 Controller 1-4 Weight and dimensions 1-4 Power r equirements 1-5 Environmental requirements 1-6 Names of par ts 1 -7 Safety inf or mation 1-8 Lase r noti ce for ser vice p erson ( U.S.A.) 1-8 Laser caution label on the sc anner unit 1-8 CDRH regulat ions (U.S.A .) 1-10 Ozone co[...]

Printer Specifications Engine Item Spe cifica tion Print method Electrophotography laser sc an Print s peed (when pr inting mult iple copies of the same page ) FS-600—6 pages/min. FS-680—8 pages/min. Res olution (dpi) 600 horizo ntal/600 vertical Smoothing KIR 2 (2400 hor izontal/600 vertical) First print (A 4 or letter , 23 ° ° ° ° C), dep[...]

Pr oduc t info rma tio n Printer Specifications FS-600/FS-680 1-4 Control ler Item Specif icatio n CPU PowerPPC401GF /50 MHz Sy ste m/font ROM size 4 MB, DIMM Main (v ideo) RA M 4 MB A ddi tion al RAM (SI MM ) 32 MB (72- pin SIMM × 1); max. main RAM—36 MB Hos t inter face Parallel: High-speed, bi-dire ctional (IE EE1284), Op tion, KUIO Page desc[...]

Pr oduc t info rma tio n Printer Specifications FS-600/FS-680 1-5 Pow er requirements Item Spe cifica tion V ol tag e/ cur - rent re quire - ments US/Canada 120V AC ± 10%, 60Hz ± 2%/4.3A Europe/A sia 220-240V AC ± 10%, 50 or 60Hz ± 2%/2.1 A Watts Maximum 485W (230V) or 510W (120V) Norm al operation FS-600—175 W FS-680—200 W Standby FS-600?[...]

Pr oduc t info rma tio n Printer Specifications FS-600/FS-680 1-6 Environmental requ irements Item Specification Operating temperature and humi dit y 10 ° C to 32.5 ° C (50 ° F to 90.5 ° F), 20 to 80 % RH Maximum altitude 2, 000 m (6,500 feet) Noise emission (Exclu ding peaks, measured at 1m from printer , as per ISO7779) 46 dB (A) maximum/25 d[...]

Product information Names of parts FS-600/FS-680 1-7 Names of parts Parallel interface Pow er sw itch Face-up output tray Paper cassette Manual feed tr ay Buttons and indicators Slot cover for option interface Power r eceptacle[...]

Product information Safety information FS-600/FS-680 1-8 Safety in formation Laser notice for service person (U.S.A .) This p rinter is certified in the U.S. to conform to the requirements of DHHS 21 CFR Subchapter for Class I (1) laser prod ucts, and elsewhere is certified as a Class I laser product conforming to the requirements of IE C 825. Clas[...]

Product information Safety information FS-600/FS-680 1-9 Product ID labels (Ex.—FS-600 ) Warning—Use of controls or adjustments or perform ance of procedures other than those specified herein m ay result in hazardous radiation exposur e. See page 5-9 for the location of this label. Europe/Asia version U S/Canada version[...]

Product information Safety information FS-600/FS-680 1-10 CDRH regulations ( U.S.A.) The Cente r of Devices and Ra diologic al Health ( CDRH ) of the U.S. Food and Drug Administratio n implemented regulations for laser products on Au gust 2, 1976. These regulati ons apply to laser produ cts manufactured after Aug ust 1, 1976. Comp liance is mandato[...]

Product information Safety information FS-600/FS-680 1-1 1 Change or modifi cations not expressly approved by t he manufac turer for compliance could void the user ’s authority to operate the equipment. Interference cable to the computer shall be used with shielded circular cable. Any modification without prior permissi on may cause harmful inter[...]

Product information Safety information FS-600/FS-680 1-12 Important note on th e interface connectors Be sure to turn off printer power before connecti ng or disconnecti ng an interface cable to the pr inter . For protection against static discharge which m ay be applied to the printer's internal electronics through the interface connec tor(s)[...]

Product information Safety information FS-600/FS-680 1-13 Canadian Department of Comm unications compliance statement This Class B di gital apparatus meets all requirements of the Canadian Interference- Causing E quipment Regul ations. A v is de conformit é aux nor mes du mi nistère d es Communica tions du Cana da Cet appareil num érique de l a [...]

Product information Envir onment al r equire ments FS-600/FS-680 1-14 Env ironmen tal req uirements Envir onmental c onditions The Environ mental requiremen ts section on pa ge 1-6 should be observed to ensure th e optimum oper ation of the prin ter . Th e use of the pri nter in a locati on which doe s not satisfy the req uirements may resu lt in t[...]

Product information Envir onment al r equire ments FS-600/FS-680 1-15 Clearance Allow the necessa ry min imum clea rance on all side s of the printe r (below ). A total sp ace of 67 by 126 cm is need ed. Clearance Dimensions Left ➊ 5 cm (2” ) Fron t ➋ 50 cm (19.6”) Right ➌ 25 cm (9.8”) Back ➍ 40 cm (15.7”) Above ➎ 30 cm (11.8”) [...]

Product information Envir onment al r equire ments FS-600/FS-680 1-16 Places to avoid A v oid ins talling the printe r in locations exposed to:  Direct draf ts of hot or cold air .  Direct dr afts of ou tside ai r . (A void locations n ext to ou tside d oors.)  Sudde n temper ature or humi dity ch anges.  Any source of high heat, such a[...]

Product information Envir onment al r equire ments FS-600/FS-680 1-17 Note on po wer Use onl y the power sour ce voltage conf orming to the pr inter ’ s rated power voltage (See section Power requiremen ts on p age 1-5). Do n ot use other power sour ces.  Discon nect the printe r from the power sou rce before attempti ng removal or re-plac eme[...]

Product information A bout the toner FS-600/FS-680 1-18 A bou t the t oner The p rinter s hould use Kyoc era TK -16 T oner Kit. T o ensure the high pri nt quality and lon g service life, the fo llowing handli ng precautions should ap ply . Cautio n—As the Ec osys pr inters are d esigned to ensure the optimu m print qu ality when used with the Kyo[...]

Product information A bout the toner FS-600/FS-680 1-19 T o ner storage The t oner cont ained in the conta iner is s usceptible to te mperatu re and hum idity . T o ens ure the high print quality , store the toner container in a place that satisf y the foll owing environ mental cond itions : T em perature -20 ° C to 40 ° C (-4 ° F to 104 ° F) H[...]

Inst allation and operation Unp acking FS-600/FS -680 2-3 Chapter Two INST A LLA TION/OPERA T ION[...]

Inst allation and operation Unp acking FS-600/FS -680 2-2 T able of Content s Unpacking 2-3 Unpacking and ins pection 2-3 Installing the printer 2-4 Connecting t he printer and the paper feeder 2-4 Getting t he process uni t ready for use 2-5 Installi ng the toner container 2-8 Expa nding memory 2-1 1 Minimum mem ory requirem ents 2-1 1 SIMM specif[...]

Inst allation and operation Unp acking FS-600/FS -680 2-3 Unp acking Unpacki ng and inspection The pack age should c ontain the pri nter andd the acces sories as s hown in th e figur e below . Remove the pr inter and all the acces sories f rom the pack age. For unpack ing, place the box containing the printer on a f lat, stable surface. Rem ove the[...]

Inst allation and operation Installing the printer FS-600/FS -680 2-4 Inst alling th e printer Installing the printer requires several steps. Pr oceed as f ollows in sequence. If the option paper feeder is us ed with th e printer , begi n installation with Conn ecting the printer and th e paper feeder , below . Connecting the pri nter and the p ape[...]

Inst allation and operation Installing the printer FS-600/FS -680 2-5 Getting the process unit ready for use The printer com es with t he Proc ess unit ( PU-16) f actor y-installed ins ide. T he Proces s unit mus t once be taken out f rom the pr inter for a s imple treatm ent that m ust be done befor e use. T o do this, proc eed as follows. Caution[...]

Inst allation and operation Installing the printer FS-600/FS -680 2-6 Pull and rem ove the process unit protective seal. Note——Retain the protec tive seal. It will be necess ary for t he poss ible future shipment of the Process unit. Give the proces s unit a horizontal shake of 5 tim es or mor e.[...]

Inst allation and operation Installing the printer FS-600/FS -680 2-7 Install the process unit in the printer . In doing so, be sure to align the locating k eys on the Process unit with the slots in the printer .[...]

Inst allation and operation Installing the printer FS-600/FS -680 2-8 Important note on shipping the printer——If the printer is to be shipped or trans ported, be sure to rep lace the (or iginal) protective s eal onto the Pr ocess unit. If the Pro tective s eal is not availa ble, contact Kyocera. (T here will be c ertain difficulty whe n remov i[...]

Inst allation and operation Installing the printer FS-600/FS -680 2-9 Align the ends of the toner container with the grooves o to the left and right inside the printer and install. Check that the toner container is installed i n the cor rect pos ition, a nd push f orcedl y on the top of the toner c ontainer PUSH HERE . o[...]

Inst allation and operation Installing the printer FS-600/FS -680 2-10 Close the top cover .[...]

Inst allation and operation Exp anding memory FS-600/FS -680 2-1 1 Exp anding memory Both printer m odels com e standard-equipped with 4MB of m ain m em ory . Printer m em ory can be expanded to up to the m aximum of 36 MB by installing an optional SIMM. Minimu m memory requ irement s Refer to the table below for m inim um mem ory requirem ents in [...]

Inst allation and operation Exp anding memory FS-600/FS -680 2-12 • T ouch the m ain circ uit board and SIMM only by the edges, not in the middle. See below . • Follow the instructions the SIMM manuf acturer should have provided. Getting access to the memory sockets The m ain circ uit board of the printer is equipped with two sockets for mem or[...]

Inst allation and operation Exp anding memory FS-600/FS -680 2-13 Removi ng the main circuit board Turn the power s witch off . Unplug the printer ’s po wer ca ble and disconn ect it f rom the host com puter or network. Rem ove two screws ➊ and draw the m ain circuit boar d ➋ . Caution —When the main boar d is open, us e care to avoid for e[...]

Inst allation and operation Exp anding memory FS-600/FS -680 2-14 Rear Panel YS02 Expansion SIMM socke t Rear panel U04 : KPDL ROM socke t ( See p a g e 2-15. )[...]

Inst allation and operation Exp anding memory FS-600/FS -680 2-15 Inserting SIMM Insert the SIMM ➊ into the sock et ➋ as shown. Carefully push the board upright until it snaps into plac e. Make sur e that the c atches at the e nds of the sock et fit into the hol es ➌ at the ends of the SIMM boar d. T esting the expansion memory After installi[...]

Inst allation and operation Installing KPDL FS-600/FS -680 2-16 Inst alling K PDL KPDL (Kyocera Printer Desc ription Language) is an upgrade to add the Kyocera’s implem entation of the Pos tScript page desc ription language to the printer . Up grade is done by inser ting a KPDL ROM (PK-1/2/4) into an empty sock et on the printer ’s m ain circui[...]

Inst allation and operation Installing KPDL FS-600/FS -680 2-17 Getting access to the KPDL ROM socket Refer to the pr evious section (page 2-1 1) and rem ove the printer ’s rear panel. Locate the sock et for inserting S the KPDL ROM. Ref er to the diagram on page 2-14. This sock et is m ark ed as U04 .[...]

Inst allation and operation Using the control p anel FS-600/FS -680 2-18 Using the control panel This section provides explanation on how to use the printer ’s contr ol panel for basic operation. For details, ref er to the printer ’s User ’ s Manual . Control p anel p anel The printer ’s control panel has the following LED indicator s and k[...]

Inst allation and operation Using the control p anel FS-600/FS -680 2-19 Basic key operation The c ontrol keys are used to conf igure the printer as follows. For m ore detailed explanations on these k eys, refer to the printer ’s User ’s Manual. Note that these k ey s have the s econd function which is invoked when the k ey is pres sed sim ulta[...]

Inst allation and operation Using the control p anel FS-600/FS -680 2-20 Indicator s Indicator St atus Function ➊ — ONLINE/A4 Lit The printer is on-line and ready to prints received data. Also, indicat es that A4 si ze is selected for the current cassett e when the FEED k ey is press ed together with the SHI FT key . Off The pri nter is off-lin[...]

Inst allation and operation Replacing the control panel FS-600/FS -680 2-21 Replacing the contr ol p anel The c ontrol panel is detachable for local language s upport. Refer to the Parts Catalog for availability of the control panel appropriate f or y our ar ea. T o rem ove and replace the c ontrol panel to a different language vers ion, see next p[...]

Inst allation and operation Replacing the control panel FS-600/FS -680 2-22 Open the top c over . Insert a s mall f lat blade screw under the c ontrol panel at the following point . A ttach the new control panel with the fa r end snapped in the printer first, t hen the front si de (using the revers e manner as above). Close the t op cover . Remove [...]

Chapter Three MAINTENANCE/ADJUSTMENTS[...]

3-2 C h a p t e r t h r e e MAINTE NANCE/ADJUSTMENTS 3-1 Life expectancy of modules 3 Toner co ntainer 4 When to replace t he toner container 4 Notes on changing toner container 4 Toner container rep lacement 5 Toner saver mode ( EcoPrint ) 6 Cleaning the printer 3-7 Cleaning the regist ration roll er 3-8 Updating the firmware 3-10 Firmware dat a f[...]

Maintenance and adjustment Life expectancy of modules FS-600/ FS-680 3-3 Life expectancy of modules The table be low sho ws the no minal life ex pectancy f or module s. Detailed p art informati on for each module (except toner contai ner) can be found in Parts Catalog . Kit Module Nominal life (pages) Remarks TK-16 Toner contai ner 3 ,00 0 Us er-re[...]

Maintenance and adjustment Toner container FS-600/ FS-680 3-4 Toner container Assuming an average toner coverage of 5% wit h Ecoprint mode turned off, the toner container w ill need re placing appro ximately on ce every 3,000 printed pag es. Model Life in pages 1 TK-16 3 ,000 When to replace the toner container When th e printe r runs lo w on to ne[...]

Maintenance and adjustment Toner container FS-600/ FS-680 3-5 Toner container replacement To rep lace the toner c ontainer , open the top cover . Pull the to ner co ntainer r elease leve rs to the r ight positio n as show n. Lift and p ull out th e tone r contain er. Use the cap p rovided in the new toner kit to seal the removed toner c ontainer. T[...]

Maintenance and adjustment Toner container FS-600/ FS-680 3-6 Dispose of the o ld toner co ntainer in th e plastic bag sup plied in th e new to ner kit. Note —Although the toner container is made from non-harmful, flammable material, be sure to di spose of it according to laws and regulations . Procee d with the instructions pr ovided in chapter [...]

Maintenance and adjustment Cleaning the printer FS-600/ FS-680 3-7 Cleaning the printer To avoid print quality p roblems, the follow ing printe r parts must be clean ed with every toner contai ner replacement. To clean the pr inter, fir st, remov e the Pro cess un it from th e printe r.[...]

Maintenance and adjustment Cleaning the printer FS-600/ FS-680 3-8 Cleaning the registration roller Use the clea ning cloth Œ supplied wit h the new toner kit. Clean dus t and dirt away from the registrat ion roller • . Œ •[...]

Maintenance and adjustment Cleaning the printer FS-600/ FS-680 3-9 Use the clea ning cloth, clean t he laser sca nner cover glass Ž from the bottom sid e. BOTTOM VIEW After clean ing is don e, install the p rocess un it in the pr inter, using th e reve rse manner as abov e. Close the t op cover. Ž[...]

Maintenance and adjustment Updating the firmware FS-600/ FS-680 3-10 Updating the firmware The printer accepts update of the system firmware s ent through the parallel interface . A PC that is conne cted to the printer’s p arallel interface and capable o f running in DOS mode is required for this purpose. Updating t he firmware is impl emented by[...]

Maintenance and adjustment Updating the firmware FS-600/ FS-680 3-11 Firmware data format Kyoce ra supplies th e data to be d ownlo aded in the follow ing file f ormat: ds0244.dat Ê ËÌ Í Identifies… Ê de: Engine fi rmware data ( *) ds : Controller (system ) firmware data dm : Front panel message data (*) Ë 19 : FS-600 44 : FS-680 Ì Version[...]

Maintenance and adjustment Updating the firmware FS-600/ FS-680 3-12 Downloading controller firmware data To download controll er firmware data, use Pr escribe UPGR command as fol lows. Perform in sequence: Turn printer pow er on. Make sure the printer is rea dy. At the DOS prom pt, send the follo wing command to the printer: !R! UPGR "SYS&quo[...]

Chapter Four OPERA TION OVER VIEW[...]

Chapter Four OPERA TION O VERVIEW 1 Electrophotogra phics system 4-3 Elect rophotographic cyc le 4-3 Photoconduc tive drum 4-4 Charging the drum 4-5 Exposure 4-7 Development 4-10 Transfer 4-13 Fusing 4-13 Drum c leaning 4-15 T ypical photo proc ess ti ming chart 4-16 Paper feedi ng system 4-17 Paper control signals 4-18 Sensors 4-19 Paper jam sensi[...]

Operation theory Operation overv iew FS-600/FS-680 4-3 Electrophotogr aphics sy stem Electrophotography is the technology used in laser printing which trans fers data representing tex ts or graphic s objects into a visible image which is developed on the photosensitive drum , f inally fus ing on paper , using light beam generated by a laser diode. [...]

Operation theory Operation overv iew FS-600/FS-680 4-4 Photoconductiv e drum The durable layer of organic photoconductor ( OPC) is coated over the aluminum cylinder base. The O PC tends to reduce its own electrical conductanc e when exposed to light. After a c y clic pr ocess of charging, expos ure, and developm ent, the electrostatic image is cons[...]

Operation theory Operation overv iew FS-600/FS-680 4-5 Charging the drum Figure below is a sim plified diagr am f or explaining how the drum is electr ically charged. The roller charging system that gives electrical c harge on the photoconductive dr um us ing an electroconduc tive rubber roller is used. The r ubber roller is pressed against the dr [...]

Operation theory Operation overv iew FS-600/FS-680 4-6 The diagram below is to explain how the DC bias is weighted by AC. Note that the bias is increased to er ase the residual latent im age while the paper does not exis ts below the drum unit. Main m otor activation Paper (length) 0V 0.9 kV -0.9 kV -1.8 kV -680V 1.8 kVp-p (380 Hz) 220V -1580V[...]

Operation theory Operation overv iew FS-600/FS-680 4-7 Exposure The ex posure proces s is done by emitting the laser light onto the photoc onductive drum . The las er light (780 nm wavelength) beam is dispersed by scanning use of the polygon motor and poly gon m irrors perpendicular to the (por trait) im age. V ar ious lenses and mir rors are hous [...]

Operation theory Operation overv iew FS-600/FS-680 4-8 SCANNER DIAGRAM g Laser diode Pin photo detector Downverting mirror T owards the drum Cylindorical lens F-theta lens Automatic power controller[...]

Operation theory Operation overv iew FS-600/FS-680 4-9 SURF ACE POTENTIAL The las er beam is continually switched depending on the print data. It is on for a blac k (exposed) dot and off for a white (blank) dot. Sinc e the drum s urfac e is evenly char ged, whenever it is illum inated by the laser beam , the electr ical resistanc e of the photocond[...]

Operation theory Operation overv iew FS-600/FS-680 4-10 Developm ent The developm ent proces s visualizes the electros tatic im age on the drum using toner . The dual com ponent development s y stem is us ed in the printer that uses a m ixture of ferr ite carrier and toner as the developer powder . These two developing powder are cons tantly agitat[...]

Operation theory Operation overv iew FS-600/FS-680 4-1 1 Devel o pi ng ro ller Phot o- condu ct or Ca r r i er To n e r Mi xe r T oner feed rol ler T on er de nsi t y s ensor Devel o pi ng powder (C ar rie r+ to n e r) To n e r DC T oner feed mot or Co nt r o l l e r[...]

Operation theory Operation overv iew FS-600/FS-680 4-12 The toner s ensor is f it inside the developer unit (proc ess unit) and has the following com ponents. T he decrease in the toner- to-carrier mixtur e ratio at the developer bottom is detected by the toner sensor at its diaphragm . T he toner sensor then gener ates the request the engine contr[...]

Operation theory Operation overv iew FS-600/FS-680 4-13 T ransfer The trans fer proc ess lets the im age developed by the toner on the photoconductive drum electrically transfer red onto paper . The conduc tive rubber roller applies the positive bias at the back side of paper , allowing the negatively charged toner tr ansferr ed onto the paper . Th[...]

Operation theory Operation overv iew FS-600/FS-680 4-14 surf ace. The tem perature is approxim ately 150°C f or model F S-600 and 160°C for m odel FS-680 while the printer is adle; appr oxim ately 165°C for model FS- 600 and 182°C for model F S-680 while printing. The heat roller is resin coated by florin to prevent toner from accum ulating on [...]

Operation theory Operation overv iew FS-600/FS-680 4-15 Drum cleaning After the tr ansferr ing process, the excessive toner rema ining on the drum s urface is scraped off by the cleaning blade. T he toner is c onvey ed through the drum unit conveyer for c ollection in the waste toner res ervoir inside the toner container . T he max imum capacity of[...]

Operation theory Operation overv iew FS-600/FS-680 4-16 T ypical phot o process timing chart The f ollowing chart shows the signals us ed for photo proc essing. Thes e signals activate the corres ponding device in the following tim ing sequences. A s imple des cription for these signals f ollows. MHVDR (Main High Voltage DRive)—— Turns the main[...]

Operation theory Operation overv iew FS-600/FS-680 4-17 Paper feeding sy stem The paper f eeding system pick s up paper f rom the cassette, m anual f eed tray , or , if installed, the papper f eeeder PF-16. Paper is fed at a precis e timing in s y nchronization with data processing. T he paper feeding s y stem finally delivers the printed page to e[...]

Operation theory Operation overv iew FS-600/FS-680 4-18 Paper control si gnals The f ollowing diagram s hows signals for controlling sens ors and rollers during guiding paper . The engine controller provides these signals in conjunction with the electrophotography process that is driven by the main logic contr oller system. Dr u m Ma i n mo t o r H[...]

Operation theory Operation overv iew FS-600/FS-680 4-19 Sensors A photo penetration type sensor is used f or the paper feed s ensor , registration sens or , and the exit sensor (fuser ). W hile paper is not present as shown in ! , the reflector at one end of the sensor ’s actuator is nor mally seated inbetween the photo transm itter and the senso[...]

Operation theory Operation overv iew FS-600/FS-680 4-20 Cassette feeding The m ain logic contr oller sends the PRINT * signal to the engine controller after it has finished proc essing data. T he engine controller CPU then s tarts the m ain m otor (MO TDR), poly gon m otor , registration roller s, and the fus er heater . The engine controller then [...]

Operation theory Operation overv iew FS-600/FS-680 4-21 Basic engine functi ons This section presents a general func tional overview of the engine system of the printer . It was intended to provide a com prehensive k nowledge on basic f unctions that the engine system perf orm s during printing. T he following printer f unctions are c overed: • E[...]

Operation theory Operation overv iew FS-600/FS-680 4-22 Engine controll er sy stem The engine c ontroller provides c ontrol over all print engine ac tivities. It drives las er depending on the video data transm itted from the m ain controller , provides c ontrol over the devices for paper transportation, suc h as m otors, clutches , solenoids, the [...]

Operation theory Operation overv iew FS-600/FS-680 4-23 Safety interlock For the saf ety purpose, and in or der for the pr oduct to confor m to the saf ety standards required by the U.S. FDA and several European regulations (IEC 825), the printer is facilitated with the saf ety interlock circ uit. W hen the top c over is open, the interlock m icros[...]

Operation theory Operation overv iew FS-600/FS-680 4-24 Engine CPU pin assignment This is a 4 bit CPU, HD404369. The pin as signment is tabled below . The device in the Related device … colum n means those which the signal is f orwarded to. Note that only the pins with m eaningful ass ignment are s hown below and those for the power line and grou[...]

Operation theory Operation overv iew FS-600/FS-680 4-25 Pin No Signal name P or t ID Direction Description Logi c R elated de vice under control 35 M MTCLK INT1 I N Main motor c lock i nput Positive Main motor 36 PLGRDY* ENVB I N Polygon m otor readines s Positive Scanner 37 EECS D3 O UT E 2 PROM chip sele ct Positiv e E 2 PROM 38 EESK D4 OU T E 2 [...]

Operation theory Operation overv iew FS-600/FS-680 4-26 Power supply The power supply contains the AC and DC power inputs and outputs. T he high voltage bias generator c ircuit is m ounted on a separate boar d. A sim plified schem atic diagr am is shown on a following page. AC INPUT AND RECTIFIER The prim ary AC input power arrives at CN0 and enter[...]

Operation theory Operation overv iew FS-600/FS-680 4-27 FUSER HEA T ER POW ER CONTROL In the prim ary circuit, the fuser heater and therm o-cut device are wired in ser ies across CN2. The heater is switched on and off as being c ontrolled by T RIAC TRC1. T RC1 turns on the heater when HEA T * (pin 5) at CN1 is energized by a com mand f rom the engi[...]

Operation theory Operation overv iew FS-600/FS-680 4-28 POW ER S UPPL Y CIRCUIT + + + +[...]

Operation theory Operation overv iew FS-600/FS-680 4-29 Main logic controller sy stem The m ain logic c ontroller system does the following: • Comm unicates with the host computer to receive data at one of the pr inter ’ s interfac e • Analy zes and translates the print data to be the dot data in the raster m em ory • Comm unicates with the[...]

Operation theory Operation overv iew FS-600/FS-680 4-30 Main logic controll er overvi ew Item Spe cification CPU PowerPPC401GF/50 MHz System+font R OM size 4 MB ( DIMM s lot ) RAM size Standard 4 MB Option 4 to 32 MB (one PC S IMM socket) KPDL font si ze 2 MB [PK-4] Application program interface 512 kB Interface Parallel High-speed bi-directional [[...]

Operation theory Operation overv iew FS-600/FS-680 4-31 Controll er block diagram RA8-0 RA10-0 DD31-0 DD31-0 Data7-0 CD7-0 B31-16 B31-0 B31-16 B31-16 A16-2, 21 BLASTN BUSREQ RDN BENO BEN1 BEN2 BEN3 HOLDACK ALE MEM CLK HOLDREQ READYN BUSERRN CPUI NTN CPRDY,PLG CLK,VSYNCN,SCLK,SO PRINTN,VD ATA,LONB SDIR,SBSY,VSREQN,ENG IRN,SI,PDYN LSRE NB,PDN ERESETN[...]

Operation theory Operation overv iew FS-600/FS-680 4-32 Printing data processing The printer com munic ates with the host com puter for r eceiving the print data at one of the printer ’ s interf aces and tem porarily store them in the inter face buff er . T he m ain logic controller analyzes the data for translating them into the dot data acc ord[...]

Operation theory Operation overv iew FS-600/FS-680 4-33 A PI ROM socket (U05) Sock et U05 is for an API ( Application Program Interfac e) ROM. T he API ROM to be used should be a JEDEC-c onform ing EPROM, and have the following spec ifications: Sock et No. U05 Number of pins 40 Size 4 Mbits Compos ition 256 k by 16 bits Acces s speed <120 ns The[...]

Operation theory Operation overv iew FS-600/FS-680 4-34 A PI ROM socket pin assignment Pin No. Te r m i n a l description Signal name Pin No. Te r m i n a l description Signal name 1 A Vpp VCC (fixed) 21 A0 BEN1 2 CE* APIROMN* 22 A1 A2 3 D15 B15 23 A2 A3 4 D14 B14 24 A3 A4 5 D13 B13 25 A4 A5 6 D12 B12 26 A5 A6 7 D1 1 B1 1 27 A6 A7 8 D10 B10 28 A7 A[...]

Operation theory Operation overv iew FS-600/FS-680 4-35 Sy stem ROM module (YS01) The s y stem ROM m odule contains inf orm ation for c ontrolling the controller CPU. T his ROM is ser ved by the controller CPU PPC401GF (50MHz). This module inc orporated the following features : DIMM socket No . YS0 1 Number of pins 72 Size 4 MB Compos ition 128 k b[...]

Operation theory Operation overv iew FS-600/FS-680 4-36 KUIO interface This is the interfac e for a slot- in option device confor ming to the KUIO inter face specif ications. T his interf ace is not supported f or the earlier ver sions of the FS-600. For details, contact the near est Kyocera regional office. The pin as signment f or the connector i[...]

Operation theory Operation overv iew FS-600/FS-680 4-37 Pin No. T erminal Signal Pi n No. T erminal Signal A1 VCC (+5V) VCC A16 CT LRDY CTLRDY B1 VCC (+5V) VCC B16 OP2DREQ OP2DREQ A2 VCC (+5V) VCC A17 GND GND B2 NC NC B17 OP2DAC KN OP2DAC KN A3 GND GND A18 IOR* LIORN B3 NC NC B18 IOW * LIOW N A4 NC NC A19 RESET* RESETN3 B4 A16 IOA16 B19 NC NC A5 GN[...]

Operation theory Operation overv iew FS-600/FS-680 4-38 Parallel interface The printer has a port for the parallel interfac e that is com patible with the current line-up of the Ecos y s s eries printers. T he parallel interf ace supports the protocols def ined by the IEEE 1284 standards. T o gain conf orm ity to these standar ds, the printer suppo[...]

Operation theory Operation overv iew FS-600/FS-680 4-39 Engine interface The interf ace to the engine system is based on the serial inter face, not the parallel interfac e that was used with the previous line-up of the Ec osys printers. The s erial-to- parallel convers ion is executed on a hardware bas is. The engine board is detachable fr om the p[...]

Operation theory Operation overv iew FS-600/FS-680 4-40 Engine interface connect or assignment The f ollowing signals are assigned on the logic controller s ide. Pin No . T er minal Signal A1 GND GND A2 CPRDY CPRDY A3 SDIR SDIR A4 GND GND A5 SBSY SBSY A6 NC NC A7 GND GND A8 PLGC LK PLGCLK A9 VSREQN VSREQ* A10 GND GND A1 1 VSYNCN VSYNC* A12 +5 V +5V[...]

Operation theory Operation overv iew FS-600/FS-680 4-41 Signals used for the engine i nterface The f ollowing signals are used on the logic c ontroller side f or the engine interfac e com munic ation. Figure on next page shows a s implif ied function diagr am of the engine interfac e and the signals. Signal M eaning Activ e Defi nition SBSY Status-[...]

Operation theory Operation overv iew FS-600/FS-680 4-42 Engine interface signals Syste m Cl ock Cl oc k Di vi der Logic Contr ol l er Shi f ter Sy st em Dat a Bus Co m m. S t a t u s Cl o c k Sw i t c h Ar b i t er Interr u p t Re qu es t 8 2 SDIR SBSY SI SCKN SI SDIR SBSY SCKN SO SO 3-b it Count e r En gi ne Co nt r ol l e r In te rr u p t Co nt r[...]

Chapt er Five Chapt er Five Chapt er Five Chapt er Five DISASS EMBL Y[...]

Chapt er Five DISASSEM BLY 1 Genera l Instructions 5-3 Screws/hardware 5-3 Before starting disassembly 5-4 Disassembl y 5-5 Removing th e Process unit 5-5 Removing the top cover 5-8 Removi ng the sca nner unit 5-9 Removing t he left and right cover s 5-10 Remov ing the ma in mot or 5 -11 Removing th e drive unit 5-12 Removing t he h igh-voltage boa[...]

Disass embly Gen e ral In stru ct ion s FS-600/FS-680 5-3 General I nstructions This chapter provides proc edures for removal and replacement of field replacement compone nts. For other components not show n in this chapter, the diagrams in the P arts cat alog attached with thi s manual w ill help locate the component. For replacement of a componen[...]

Disass embly Before starting disas sembly FS-600/FS-680 5-4 Before s tarting d isassembl y Warning ——Before proceeding, unpl ug the power cord from the printer and th e power supply. Warning ——Never attempt to operate th e printer with a compon ent removed. Caution ——The printer u ses electrostatic-sensiti ve parts inside (on boards, la[...]

Disass embly Disass embly FS-600/FS-680 5-5 Disa ssem bly Before proceeding, remove th e pape r cassette and the optional paper feeder (PF- 16), if installed. Removi ng the Pro cess un it First, the toner container must be removed. Open the top cove r. The toner container ➊ must be removed first: Pull the toner contai ner releas e lever ➋ as be[...]

Disass embly Disass embly FS-600/FS-680 5-6 Grasp the Process unit ➊ by the both hands a nd slowly lift it off t he printer. Note ——After removing the developer, seal it in the protective bag and place it on a flat surface. Do not pl ace the developer in a dusty area. Note ——Do not place floppy disks near t he de veloper. ➊[...]

Disass embly Disass embly FS-600/FS-680 5-7 REPLACI NG THE PROCE SS UNIT To replace the Process unit in the printer, be sure to align the g uides and rails on the unit with each other. Do not force to slide the Process unit in unless they are properly aligned with each other.[...]

Disass embly Disass embly FS-600/FS-680 5-8 Removi ng the to p cover Open the top c over. Remove the two screws ⊇ (nickel-plated) at the near end. The far end of the top cover is hel d in place by two catches each at the left and right side.[...]

Disass embly Disass embly FS-600/FS-680 5-9 Removing the scanner unit Caution ——Do not attem pt to loo sen the scr ews shown below unless yo u are going to replace the scanner u nit. To remove the scanner unit, r emove four (10-mm long) screws " . Remove ground wires a t screw ! . Detach othe r connectors as required. Carefully lift and re[...]

Disass embly Disass embly FS-600/FS-680 5-10 Removi ng the l eft and ri ght cov ers The left and rig ht side covers are snapped onto the c hassis by the following t y pical parts. To unlatch the snaps, use a small flat blade screwdriver to pick in the indentation at these parts.[...]

Disass embly Disass embly FS-600/FS-680 5-11 Remo ving t he main motor The right side chassis mounts the main m otor and drive unit. To re move the ma in mo tor, re mov e the tw o scr ews " below. De tach four scre ws on the main motor board. The connector ! carries contro l signal s from t he engine board.[...]

Disass embly Disass embly FS-600/FS-680 5-12 Removi ng the driv e unit To remove the drive unit, remove screw " below. The main motor ma y or ma y not be removed i n prior. Groun d wire[...]

Disass embly Disass embly FS-600/FS-680 5-13 Removi ng the high-voltage board The right side chassis mounts the high-voltage board. To remove the high-voltage board, remove four (chrome-plated) screws " , detach connect ors ! , # , and $ ; and pull the board making sure that connector % is disconnect ed first.[...]

Disass embly Disass embly FS-600/FS-680 5-14 Removi ng the controller board To remove the controller boa rd, remove two screw s " at the ba ck plane below. Pull out the board to remove.[...]

Disass embly Disass embly FS-600/FS-680 5-15 Removi ng th e fuser u nit To remove the fuser unit , remove two screws " at the back of the printer. Detach connectors ! and # .[...]

Disass embly Disass embly FS-600/FS-680 5-16 Removi ng the f user h alogen la mp To remove the halogen lamp inside the fuser, first remove t he cover by removing two scre ws " . Caution ——The halogen lamp is fragile. Use extreme care when handling. Do not touch directly on its glass surface. Blurred p rintin g p roblem will result.[...]

Disass embly Di sasse mbl y FS-600/FS-680 5-17 Removing the transfer roller unit Caution—— Do not touc h the sponge part of the transfer roller. Oil and dust (parti cles of paper, etc.) on the transfer roller can significantl y deteriorate the print qua lity (white spots, etc.). The transfer roller is held in place by an ax le holder at the two[...]

Disass embly Disass embly FS-600/FS-680 5-18 CLEANING THE TRANSFER ROLLER UNIT To clea n the transfer roller, r emove the trans fer roller from the feed unit as shown on page 5-16. Use a vacuum cleane r, moving nozzle along the roller, but do not let the nozzle directly touch on the roller, while rotating the transfer rol ler by the gear. Tho rough[...]

Disass embly Disass embly FS-600/FS-680 5-19 Removi ng the engine board/power supply Removing these pa rts requires separation of the top and bottom frames. First, remove all covers, high-voltage board, dri ve unit, and the controller board referring the above procedures. The top and bottom frame s are secured to each other by the scre ws at the le[...]

Disass embly Disass embly FS-600/FS-680 5-20 L ift the top frame slowly to separate the top fra me and the controller box. Detach connectors a s required.[...]

Disass embly Disass embly FS-600/FS-680 5-21 Removing the registration rollers The (top and bottom) reg i stration rollers are seated in the printer by mea ns of the axle holders shown below. Note ——These holders ar e fixed to the printer at th e bottom side. The registration rollers are removable only at the back side. D o not attem pt to remo[...]

Disass embly Disass embly FS-600/FS-680 5-22 Separate the top frame and the controll er box, following instructions starting on page 5-19. Turn the top fram e upside down. Remove the gea r at the end of the registration roller by removing the stopping ring. Use a ring remover. (Protect your e ye s with goggl es.) Stopping ring[...]

Disass embly Disass embly FS-600/FS-680 5-23 Squeeze the leg s of the holder protruding onto the back side of the c hassis using a pair of needle nose pliers. While doing so, pull the axle holder (and the rol ler) to remove it from the fore si de. Remove the other holder using the same procedure as above . Remove the reg istration rollers entirely [...]

Disass embly Disass embly FS-600/FS-680 5-24 Removi ng the paper feed roller To remove the pape r feed roller, use two steps as follows: " Slide the roller leftwards. Note that the roller is spring-loaded. This disengage s t he right end of the roller from the holding ledge in the printer. ! While holding the roller in the place, pull the rig [...]

Disass embly Disass embly FS-600/FS-680 5-25 Removi ng the engin e ROM To remove the engine controll er ROM, first remove the paper feed roller, referring to the previous section. Remove two s crews " below. Rotate the c over downward to gain acc ess to t he engine RO M. Note that the cover is not fully removed becaus e of the existence of the[...]

Chapter Six TROUBLESHOOTING[...]

Chapter Six T R O U B L E S H O O T I N G 6-1 Ov er all w iring diagr am 6-3 Er ror messages 6-4 Messages 6-5 Ser vice er ror s 6-12 Main mot or error (E1 error) 6-12 Scanner m otor error (E2 error) 6-14 Scanner pin-phot o error (E3 error) 6-16 Fuser error (E4 error) 6-18 T oner m otor error (E9 error) 6-20 Controller c heck sum error (F1 error) 6-[...]

T r oubleshooting Overall w iring diagram FS-600/FS-680 6-3 Overall w i ring diagr am[...]

T r oubleshooting Error messages FS-600/FS-680 6-4 Error messages The printer indicates various mess ages using the LED indicator s at its top in com bination of lighting and f lashing. The f ollowing diagram depicts these indicators and the control key s . ON LINE / A4 DATA / LTR MANUAL / LGL CASS / OTHERS JAM TONER ON LINE / STATUS FEED / SIZE SL[...]

T r oubleshooting Error messages FS-600/FS-680 6-5 Messages W hether the indicator is lit, f lashing or off is indicated as s hown in the following diagram. Lit Flashing Off Warming-up1 The six indicators flash in s equence: The printer is warming up after power is turned on. Ready (On-line) The printer is ready to print. (In this example, the prin[...]

T r oubleshooting Error messages FS-600/FS-680 6-6 Off line The printer is off -line. The printer s tores but does not pri nt received data. (In this example, the print er’s c asset te is selected).[...]

T r oubleshooting Error messages FS-600/FS-680 6-7 Receiving data The printer is receiving data. (In this example, the print er’s c asset te is sel ected as t he current paper sourc e). Processing data The printer is processing dat a, or the printer is waiting for a code or com m and that the j ob is over . (In this example, the print er’s c as[...]

T r oubleshooting Error messages FS-600/FS-680 6-8 Selecting paper size The ON LINE/A 4, DA T A/L TR, MANUAL/LGL, and CASSETTE/OTHERS indicators are toggled to li ght one after anot her as the SHIFT+FEED/SIZE ke y is presse d repeatedly .[...]

T r oubleshooting Error messages FS-600/FS-680 6-9 Sleeping The printer is sleeping (in the sl eep mode). The norm al m ode is rest ored when any of the keys i s pressed or dat a is sent to the print er . Manual feeding Set paper on the m anual feed t ray . Data is arriving at the printer . T o start printi ng, press t he ON LINE/ST A TUS key (t wi[...]

T r oubleshooting Error messages FS-600/FS-680 6-10 T op cover open The printer ’s top cover i s open: Close firm ly . (In this exampl e, the printer ’s cassette is selected as the cur rent paper source). T oner status T oner is almos t exhausted. (In t his example, the pri nter ’s casset te is select ed as the current paper source). T oner i[...]

T r oubleshooting Error messages FS-600/FS-680 6-1 1 Memory overflow The total am ount of t he data received by the printer exceeds the printer ’s internal m emory . Try adding more mem ory (expansion RAM). Pres s the ON LIN E/ST A TU S key to r esume printing. Y ou can abandon printing by the SLEEP/C ANCEL key . The data transf erred to the prin[...]

T r oubleshooting Service errors FS-600/FS-680 6-12 Service errors Service error s are repres ented by the alternating f lashing of the LEDs. Kyocera has been using the notation of “ E” and “F” codes for those inf orm ation: e.g. E1 for the m ain m otor error , F1 for the controller chec ksum error , etc. The f irst tim e flashing of the to[...]

T r oubleshooting Service errors FS-600/FS-680 6-13 Note—For replacing the engine board, read Note on page 4-22. Ca l l Ser v i ce pe r s on E1 Conne c t ci rc u i t te s te r to pi n 2 of YC - 60 3 on en g i ne re l ay bo a r d . I s pi n 2 ( MO T O R * ) of YC- 603 at l ow ? Conne c t ci rc u i t te s te r to pi n 8 of YC - 20 3 on en g i ne bo[...]

T r oubleshooting Service errors FS-600/FS-680 6-14 Scanner moto r error (E2 error) Indicati on Indicati on Indicati on Indicati on S uggested causes Suggested causes Suggested causes Suggested causes Cor rective acti on Cor rectiv e action Cor rectiv e action Cor rectiv e action • Scanner m otor speed (PLGRDY *) did not reach t he predetermi ned[...]

T r oubleshooting Service errors FS-600/FS-680 6-15 Note—For replacing KP-589, read Note on page 4-22. Ca l l Ser v i ce pe r s on E2 Conne c t ci rc u i t te s te r to pi n 4 of YC - 302 on KP - 683. I s pi n 4 ( PL G D R *) at l ow ? Conne c t ci rc u i t te s te r to pi n B16 of YC - 205 on e ngi ne bo a r d. Tu r n pr i nt e r po w e r of f ,[...]

T r oubleshooting Service errors FS-600/FS-680 6-16 Scanner pin-photo er ror (E3 error) Indicati on Indicati on Indicati on Indicati on Suggested cause Suggested cause Suggested cause Suggested cause Cor rective acti on Cor rective acti on Cor rective acti on Cor rective acti on • No beam hit the photo detec tor due to the las er diode defect (PD[...]

T r oubleshooting Service errors FS-600/FS-680 6-17 Ca l l Ser vi ce pe r so n E3 Conne c t ci r cu i t t es t er t o pi n 3 of YC- 604 of en g i ne r el ay boa r d. I s pi n 3 ( LA S E R * ) at l ow ? Conne c t ci r cu i t t es t er t o pi n 3 of YC- 203 on en g i ne boa r d. Tu r n pr i nt er pow e r of f , t he n on ag ai n. Lo w - l ev el pul s[...]

T r oubleshooting Service errors FS-600/FS-680 6-18 Fuser error (E4 erro r ) Indicati on Indicati on Indicati on Indicati on S uggested causes Suggested causes Suggested causes Suggested causes Cor rective acti on Cor rectiv e action Cor rectiv e action Cor rectiv e action • Blown-out t herm istor . • Im proper c onnector insertion. • Blown-o[...]

T r oubleshooting Service errors FS-600/FS-680 6-19 Note—For replacing the engine board, read Note on page 4-22. Ca l l Ser vi ce pe r so n E4 " E4 " sh o w n i mm e d i at el y af t er pow e r up? Tu r n pr i nt er po w e r of f a nd r em o v e pow e r ca b l e. Op e n ( i nf i ni t e) ? Ye s De t ac h co n n e ct or YC- 305 on KP - 68[...]

T r oubleshooting Service errors FS-600/FS-680 6-20 T o ner motor error (E 9 error) Indicati on Indicati on Indicati on Indicati on S uggested causes Suggested causes Suggested causes Suggested causes Cor rective acti on Cor rectiv e action Cor rectiv e action Cor rectiv e action • Overcurrent in t he toner mot or circui try due to an excess ive [...]

T r oubleshooting Service errors FS-600/FS-680 6-21 Controller check sum error (F1 error) Indicati on Indicati on Indicati on Indicati on S uggested causes Suggested causes Suggested causes Suggested causes Cor rective acti on Cor rectiv e action Cor rectiv e action Cor rectiv e action Checksum is fail ed with system ROM (DIMM) on the main controll[...]

T r oubleshooting Power-up diagnostics sequence FS-600/FS-680 6-22 Pow er-up di agnostics sequence The pr inter automatic ally perf orm s the self -diagnostics sequence in sever al check points at power up. Each step of check points is conf irm ed by the com bined indication of LED indicators on the c ontrol panel. Printer p ower-up ! " Engine[...]

T r oubleshooting Power-up diagnostics sequence FS-600/FS-680 6-23 $ Main logic controller initializ ation Indication Suggested cause if the indication fail s (Corrective action) ONLIN E/A4 DA TA/L TR MANUAL/LG L CA SSE TTE/O THER S JAM TON ER Main logic board error if the indicat ion freezes (Replac e main l ogic board). ! % Main logic contr oller[...]

T r oubleshooting Power-up diagnostics sequence FS-600/FS-680 6-24 & Main logic controller R AM read/w rite Indication Suggested cause if the indication fail s (Corrective action) ONLIN E/A4 DA TA/L TR MANUAL/LG L CA SSE TTE/O THER S JAM TON ER RAM read/write error (F2). See page 6-21. ! ' Main logic controller initializ ation—#2 Indicat[...]

T r oubleshooting Power-up diagnostics sequence FS-600/FS-680 6-25 ( Main logic controller initializ ation—#3 Indication Suggested cause if the indication fail s (Corrective action) ONLIN E/A4 DA TA/L TR MANUAL/LG L CA SSE TTE/O THER S JAM TON ER EEPROM (U202 on engine board) error if the indicat ion takes 10 seconds to show (Check U202). Note—[...]

T r oubleshooting Power-up diagnostics sequence FS-600/FS-680 6-26 * Printer readied Indication Suggested cause if the indication fail s (Corrective action) ONLIN E/A4 DA TA/L TR MANUAL/LG L CA SSE TTE/O THER S JAM TON ER If the i ndication pers ists too long, fus er error . See page 6-18.[...]

T r oubleshooting Print quality problems FS-600/FS-680 6-27 Print quali ty problems Print quality problems range f rom uneven tone to com pletely blank output. The troubleshooting proc edure for eac h ty pe of pr oblem is given below . Comple tely blank printo ut Sy mptom Suggested remedy Check t he developer unit. • Check t hat the proces s unit[...]

T r oubleshooting Print quality problems FS-600/FS-680 6-28 Dropouts Sy mptom Suggested remedy Note the s pacing of the def ects. Use the Repetitiv e defect gauge on page6-43. • If the def ects oc cur at regular i ntervals of 19. 96 mm , the problem m ay be a damaged m agnet roll er (in the Proces s unit). Replac e the Proces s unit. • If the d[...]

T r oubleshooting Print quality problems FS-600/FS-680 6-29 Black dots Sy mptom Suggested remedy Note the s pacing of the def ects. Use the Repetit ive defects gauge on page6-33. • If the def ects oc cur at regular i ntervals of 94. 25 mm , the problem m ay be a damaged drum unit in the Process unit. Replace the P rocess uni t. • If the def ect[...]

T r oubleshooting Print quality problems FS-600/FS-680 6-30 Non-sharp pri nting Sy mptom Suggested remedy Check paper f or property . Paper with rugged surfac e or dump tends to cause t his type of failure. Check the paper c hute installat ion. The paper c hute (the m etallic fixture provided between the transfer rol ler and the fus er unit for ant[...]

T r oubleshooting Print quality problems FS-600/FS-680 6-31 Grey background Sy mptom Suggested remedy Check t he print densit y setti ng. The pri nt dens ity m ay be set too hi gh. Try adjusting the print density us ing the print m enu from the applicat ion soft ware. Check t he surface pot ential of t he drum (proc ess unit). The drum pot ential s[...]

T r oubleshooting Print quality problems FS-600/FS-680 6-32 Dirt on the top edge or back of the paper Sy mptom Suggested remedy Check t oner contam ination in various parts. Dirty edges and bac k of the paper c an be caused by t oner accum ulated on suc h parts as the paper chute, paper transportat ion paths, the bottom of the Proc ess unit , and t[...]

T r oubleshooting Print quality problems FS-600/FS-680 6-33 Repetiti ve defects gauge Use the following m easurem ents f or check ing repetitive occur rences on the printed page. See the above section f or details. First occurrence of defect 19.96 mm—Magnet roller (Process unit) 24.86 mm—T op registration roller 38.80 mm—Bottom registration r[...]

T r oubleshooting Print quality problems FS-600/FS-680 6-34 This page left blank intentionally[...]

Prin te r inter fac e FS-600/ FS-680 1 Appendix A PRINTE R INTER F ACE[...]

A p p e n d i x A PRINTER INT ERFAC E 1 Parallel interf ace A-3 Port pin assig nment A-4 Parallel int erface connection A- 5 Serial interf ace—Option ( IB-10 ) A-6 Changing the serial int erface configurati on A-6 Removing t he IB-10 board A-7 Serial port pin assignment A-8 Serial int erface connection A-9 RS-232C int erface volt age levels A- 9 [...]

Prin te r inter fac e Par allel interf ace FS-600/ FS-680 A-3 Parallel interface The printer uses a bi- directional parallel inter face for h igh-speed data transmission for the host computer. This interface includes the buff ers which are co mpatible with the IEEE 1284 standards. The parallel interface prov ides support for the EC P and nibble mod[...]

Prin te r inter fac e Par allel interf ace FS-600/ FS-680 A-4 Parallel interfac e pin assignment The pins of th e parallel interface connector carry the signals listed below. The function for each signal is detailed on the follow ing page. No. Termina l S ignal No. Termina l S ignal 1 nStro be (ST BIN1/2*) 19 Gro und GN D 2 Dat a1 (PAD0) 2 0 G rou [...]

Prin te r inter fac e Par allel interf ace FS-600/ FS-680 A-5 Parallel interfac e signals The following table provides details f or the signals used on the printer’s parallel interface. Note descriptions in [ ] are f or high-speed mode of the parallel in ter face. Signal Meaning Strobe* [nStrobe] (Pin 1) A negati ve-goi ng St robe* pu lse caus es[...]

Prin te r inter fac e Serial inter face—Optio n (IB-10) FS-600/ FS-680 A-6 Serial interfa ce—Option ( IB-10 ) The printer i s equipped wi th an option sl ot for adding a seri al port. To add a serial portr, the IB- 10 serial interface kit is required. The device responsible for controlling the serial interface is integrated in the gate arra y i[...]

Prin te r inter fac e Serial inter face—Optio n (IB-10) FS-600/ FS-680 A-7 Removing the IB-10 board To chang e the serial protocol from RS -232C to RS -422A, for exam ple, carefully remove the jumper connector o n the IB-10 board. Reconnect to the pin positio n as shown in t he diagram. Replace the IB-10 board back into the printer. Secu re the b[...]

Prin te r inter fac e Serial inter face—Optio n (IB-10) FS-600/ FS-680 A-8 Serial interfa ce pin assignment The pins of th e serial interface connector carry the signals listed below. The function for each signal is detailed on the follow ing page. No. Signal Flow Definition 1 FG Fr ame gro und 2 TxD Printe r ò host T ransm it data: R S-232C 3 R[...]

Prin te r inter fac e Serial inter face—Optio n (IB-10) FS-600/ FS-680 A-9 Serial interfa ce signals The following table provides details f or the signals used on the IB-10 serial interface board. Signal Meaning FG (Pin 1) This p in is co nnecte d dire ctly to the pr inter f rame. T X D (P in 2) RS-2 32C only : T his output c arrie s async hronou[...]

Prin te r inter fac e Serial inter face—Optio n (IB-10) FS-600/ FS-680 A-10 Connector c onfigurations The printer uses a DB-25 con nector for the serial interface. Depending on the computer configuration for serial interface, us e either of the appropriate configurations. A special cable must be prepared or obtained for the RS-422A configuration [...]

Prin te r inter fac e Serial inter face—Optio n (IB-10) FS-600/ FS-680 A-11 RS-422A Computer seria l interface Printer serial port (DB-25) 1-FG 3-RD- 7-SF 9-SD- 10-SD+ 18-RD+ Frame gr. Signal gr. Rx te rm. Tx term. On the computer serial port, in vestigate pin assignments depending on the computer manufactu rer’s instru ction. Since the RS-422A[...]

Prin te r inter fac e Serial inter face—Optio n (IB-10) FS-600/ FS-680 A-12 This page inte ntionall y left blank[...]

Appendix B ST A TUS P AGE[...]

Appendix B S T A T U S P A G E 1 Statu s p age B-3 Service information on the stat us page B-3 Example of the service s tatus page B-4 Service information on the service status page B-5[...]

Status page Status page FS-600/FS-680 B-3 Status pag e The printer can print different type s of the status pag e—the user status pag e and the serv ice status pag e. This section exclusively describes the service status pag e. For informat ion on the user status pa ge, refer to the printer’s User’s Manual . I nform ation obtaina bl e on the [...]

Status page Status page FS-600/FS-680 B-4 Example of the service status p age Software versio n: Released : dd/month/yyyy PAGE PRI NTER STATUS PAGE Service information [F4-19][01] /P00/S00/F01/N 02/D10 Total page 3464 /0083/0035/1061/0811/ 0 / 0/ 0/0000A6BC5/ /RS2 SN:SPL6500004 “/” i s the sepa rator. Most of these service information on the st[...]

Status page Status page FS-600/FS-680 B-5 Service information on the servic e status page Exam ple Mean ing Desc ript ion To p of t he page Soft ware ver si on: Co ntroller firmw are vers ion 1 Release d: Rel eased date of the f irmw are (abo ve) dd/ month /yyyy Bo ttom of the page, Upper line [F4-19 ] Engine ROM ve rsion- product I D ( 19=FS- 600,[...]

Status page Status page FS-600/FS-680 B-6 This page left intentionally blank[...]