Panasonic KX-P7110 manual

© 2001 Kyushu Matsushita Electric Co., Ltd. All rights reserved. Unauthorize d copying and distribution is a violation of law. KX-P7105 KX-P7110 Laser Printe r ORDER NO.KM60111624C0 G0[...]

2 KX-P7105 / KX-P7110[...]

1 Introduction 5 1.1. Specification s 5 1.2. Indicators 10 1.3. Parts Identification 12 1.4. Component Layout and Paper Path 13 1.5. Electrical Components and Sensor Boards 14 1.6. Switches and Solenoids 15 1.7. Print Process 16 1.8. Paper Feed 18 1.9. Laser Scan Unit ( Exposure ) 19 1.10. Fuser Unit 21 1.11. Paper Ejection and Paper Switchback 22 [...]

4 KX-P7105 / KX-P7110[...]

1 Introduction 1.1. Specifications 1.1.1. Printer 5 KX-P7105 / KX-P7110[...]

1.1.2. Paper 6 KX-P7105 / KX-P7110[...]

1.1.3. Interfac e, Options, Accessories, and Supplies 7 KX-P7105 / KX-P7110[...]

1.1.4. Others 1.1.4.1. About Media Available Media and Media Size Available Paper Weight s and Capacity 8 KX-P7105 / KX-P7110[...]

Recom mende d Media Transp arency : · To avoid damag ing the printer, do not use ink jet transpa rencies . · Transpa rencies and adhesiv e materia l used on labels should be stable at 205°C ( 400°F ), the printer’ s maximu m temper ature. · Re-using transpa rencies that have been fed through the printer once ( for example, after jams or if t[...]

1.2. Indicators 1.2.1. Printer Panel 1.2.2. Indicato rs Three indicato rs show the followin g printer’ s status. For detailed informa tion on the printer status and recove ry, see Section 9.1. 10 KX-P7105 / KX-P7110[...]

1.2.3. PRINT / RESET Button The printer execute s the followin g action depend ing on the printer status by pressing this button. 11 KX-P7105 / KX-P7110[...]

1.3. Parts Identification 1.3.1. Front Side View 1.3.2. Rear Side View 12 KX-P7105 / KX-P7110[...]

1.4. Component Layout and Paper Path 13 KX-P7105 / KX-P7110[...]

1.5. Electrical Components and Sensor Boards 14 KX-P7105 / KX-P7110[...]

1.6. Switches and Solenoids 15 KX-P7105 / KX-P7110[...]

1.7. Print Process 1.7.1. Charge The charge corona applies a high, uniform positive charge to the surface of the organic photoc onduct or ( OPC ) drum. The charge level is approximately 900 VDC and remain s becaus e the OPC drum has a high electric al resistan ce when concea led in darkne ss. 1.7.2. Exposu re The laser beam passes through the colli[...]

Cleaning: After transfe r, residua l toner remain s on the drum surface , and for next printing, the residua l toner reache s to the develop ment area via charge and exposu re. The charge level of the OPC corresp onds to the white background is +900VDC, andthe bias voltage of the conduc tive roller is approx. +350VD C. Therefo r the positive ly cha[...]

1.8. Paper Feed Media Tray The main motor drives the pickup roller after the pickup solenoi d is energized, which engages the pickup roller clutch and feeds a sheet of paper. The paper is pushed to the paper feed roller, which overdrives the paper slightly causing a buckleto ensure the paper is aligned with the stationa ry registration roller. Whil[...]

1.9. Laser Scan Unit ( Exposure ) 1.9.1. Operatio n Theory The light beam from the laser diode ( light source ) is modula ted by the digital signal (nVIDE O) and converted to paralle l light waves by the collimator lens. The beam is then sent to the rotating polygon mirror (polygo n scanne r), where it is reflectedthroug h the lens and then focused[...]

1.9.3. Collima tor Lens The collima tor lens conver ts light from the laser diode to parallel light. This aids in scannin g and provide s better conver gence to a dot. 1.9.4. Polygon Scanne r The polygon scanne r consist s of a 6-sided mirror directly driven by a brushless DC motor at a rate 20,078 .74 rpm. The laser beam is reflected across the OP[...]

1.10. Fuser Unit A 600W heat lamp ( halogen lamp ) heats the surface of the teflon-coated heat roller to approx imately 190°C ( 374°F ), a thermis tor monito rs the heat roller temper ature, and the CPU control s the ON/OFF timing of the lamp. The thermo stat is mounte d 2.5mm away from the heat roller. If the ambien t temper ature reache s 180°[...]

1.11. Paper Ejection and Paper Switchback A. Norma l Printing Mode ( Not Duplex Mode ) After fusing, paper is fed to the output tray by the switchback roller and switchback pinch roller. The paper exit/ADU paper jam sensor detects paper. If paper does not arrive at the sensor within a predete rmined period of time, “Jamat A” is display ed, and [...]

2 Installation, Setup, and Repacking 2.1. Installation Requirements 2.1.1. Environment 1. Tempe rature Range :10 °C - 32.5 °C ( 50 °F - 90.5 °F ) ( Tempe rature fluctuat ion ± 10 °C per hour or less ) 2. Humidi ty Range :20% RH - 80% RH ( Humidi ty fluctuat ion ± 20 °C per hour or less ) 3. Printer Weight :10 kg ( 22 lbs. ) 4. Place the uni[...]

(4) Insert the side pins of the toner cartridge into the slots of the drum unit. (5) Push down the toner cartridg e as shown to lock in place. Note: To preven t any damag e to the drum unit, · Do not touch the black drum surface ( A ). · Do not expose to light for more than 5 minute s. · Do not expose to direct sunligh t. (6) Open the front door[...]

2.2.3. Installin g the Upgrade Kit (for PostScr ipt) or RAM Board Upgrade Kit (for PostSc ript) (KX-PPSU5) and RAM Board (KX-PE M12 or KX-PE M13) are Options . (1) Remov e the Option Cover and Option Cover Plate (2 screws). (2) Install Upgrade Kit (for PostSc ript) in CN1 or RAM Board in CN2. 25 KX-P7105 / KX-P7110[...]

2.3. Repacking Prepare the unit before shippin g. Note: It is highly recomm ended that users keep the origina l carton and ALL packing materia ls. Please follow these instruct ions when transpo rting or shippin g the printer. · The printer weights about 10 kg {22 lbs}. · Please use the origina l carton and all of the original packing materia ls. [...]

(4) While pushing the drum unit ( 1 ), lift the toner cartridge up (2) . (5) Replac e the shippin g cover on the toner cartridge. (6) Insert the toner cartridge into a plastic bag (1), seal the end of the bag tightly (2), and tape closed (3). (7) Wrap the drum unit with the protect ive sheet to protect the drum surface . 27 KX-P7105 / KX-P7110[...]

(8) Insert the drum unit into a plastic bag and seal the end of the bag tightly. (9) Wipe off any loose toner in and around the printer. Note: · If a toner vacuum is available, it is the best tool for cleanin g spilled toner. Do not use a standa rd office or home vacuum ; the toner will not be retaine d by typical vacuum dust collecto rs. (10) Clo[...]

3 Removal and Replacemen t Procedures 3.1. Front and Rear Covers (1) Remov e the Front Cover by releasin g the hooks. (2) Remov e the Rear Cover by releasin g the hooks. 29 KX-P7105 / KX-P7110[...]

3.1.1. Front Cover Disasse mbly (1) Remov e the Pinch Roller Holder Assem bly ( 2 screws ). (2) Remov e the Paper Guide Pinion Gear ( 1 screws ). (3) Remov e the Guide Racks ( 2 screw ). 3.1.2. Rear Cover Disasse mbly (1) Releas e the Shaft from the hook by pushing the shaft suppor t in the arrow directio n. (2) Separa te the Shaft, 2 Rollers and 2[...]

3.2. Right, Left and Top Covers 3.2.1. Right Cover 1. Remov e the screw. 2. Releas e the 2 hooks from the bottom side of printer. 3. Remov e the Right Cover. 4. Remov e the LED Indicato r Cover and Continu e Button ( 1 screw ). 3.2.2. Left Cover 1. Remov e the screw. 2. Releas e the 2 hooks from the bottom side of printer. 3. Remov e the Left Cover[...]

3.3. Laser Scanning Unit ( LSU ) Before handlin g, remove the Right, Left and Top Covers ( see Section 3.2 ). (1) Remov e the 3 screws. (2) Discon nect the 2 connec tors from the LSU. 3.4. Relay Board (B) Before handlin g, remove the Left Cover ( see Section 3.2 ). (1) Remov e the connec tor from the Relay Board ( B ). (2) Remov e the 2 screws. (3)[...]

Before handlin g, remove the Left Cover ( see Section 3.2 ). 3.5. High Voltage Board and Power Supply Unit 3.5.1. High Voltage Board (1) Remov e the screw ( A ) and 5 screws ( B ). Caution : Screw ( A ) is different from screws ( B ). When reinsta lling the screw, return it to the original position. (2) Discon nect the Flat Cable from the High Volt[...]

3.5.2. Power Supply Unit (1) Discon nect the 2 connec tors. (2) Remov e the 3 screws ( A ) and 2 screws ( B ). Caution : The screw ( A ) differs from the screw ( B ). When reinsta lling the screw, return it to the original position. (3) Remov e the Power Supply Unit. 3.5.3. Power Supply Unit Disasse mbly (1) Remov e the Inlet Bracket with Power Lea[...]

3.6. Indicator Board Before handlin g, remove the Right Cover ( see Section 3.2 ). (1) Remov e the Indicato r Board. (2) Discon nect the Flat Cable from the Indicato r Board. 3.7. Engine Control Board and Toner Empty Sensor Board Before handlin g, remove the Right Cover ( see Section 3.2 ). 3.7.1. Engine Control Board (1) Remov e the 2 screws. (2) [...]

3.7.2. Toner Empty Sensor Board (1) Remov e 2 screws ( A ) and 2 screws ( B ). Caution : Screw ( A ) is different from screw ( B ). When reinsta lling the screw ( A ), return it to the original position. (2) Remov e the Engine Board Shield Base. (3) Remov e the screw (A). (4) Remov e the Toner Empty Sensor Board. (5) Discon nect the connec tor CN45[...]

3.8. 2nd Feeder I / F Board and Main Control Board Before handlin g, perform the followin g steps A - B : A. Remov e the Right Cover ( see Section 3.2 ). B. Remove the Engine Board Shield Cover and disconn ect the Flat Cable from CN001 (see Section 3.7.1). 3.8.1. 2nd Feeder I / F Board and Main Control Board (1) Discon nect the connec tor ( CN 452 [...]

3.8.2. Main Control Board Disasse mbly (1) Remov e 2 screws ( A ) and 2 screws ( B ). (2) Remov e the Connec tor Shield Cover. Caution: For KX-P71 10 only, when replaci ng the Conne ctor Shield Cover, remove the Mac ID Label from the origina l Conne ctor Shield Cover and stick it on the new Conne ctor Shield Cover. 3.9. Fuser Drive Gear Before hand[...]

3.11. Gear Support Bracket, Relay Board ( A ), Motor, Drive Gear Unit and Paper Empty Sensor Board Before handlin g, perform the followin g steps A - C : A. Remov e the Right Cover ( see Section 3.2 ). B. Remov e the Engine Board Shield Cover ( see Section 3.7.1 ). C. Remov e the Main Board Shield Cover ( see Section 3.8.1 ). 3.11.1. Gear Support B[...]

3.11.3. Drive Gear Unit Disasse mbly (1) Remov e the Motor ( 2 screws ) from the Drive Gear Unit. (2) Remov e the 5 screws. (3) Remov e the Motor Bracke t. (4) All gears can be removed after removi ng the plastic ring. 3.11.4. Paper Empty Sensor Board (1) Remov e the screw. (2) Remov e the Paper Empty Sensor Board. (3) Discon nect connector CN 450.[...]

3.12. Upper Exit Roller Holder Before handlin g, perform the followin g steps A - B : A. Remov e the Right, Left and Top Covers ( see Section 3.2 ). B. Remov e the Engine Board Shield Cover ( see Section 3.7.1 ). 3.12.1. Upper Exit Roller Holder (1) Remov e the 4 screws. (2) Separa te the Upper Exit Roller Holder. (3) Discon nect connector CN013 on[...]

3.13. Fuser Unit Before perform ing the following steps, remove the upper Exit Roller Holder ( see Section 3.12 ). (1) Discon nect connector CN007 on the Engine Control Board. (2) Discon nect the connec tor CN202 from the Power Supply Unit. (3) Discon nect the connec tor CN407 from the Relay Board (B). (4) Remov e the 4 screws. (5) Remov e the Fuse[...]

Note: When reinstalling the exit roller rubber to the lower exit roller shaft, ensure it is installe d as shown in figure-( A ). 3.13.2. Heat Lamp (1) Remov e the Side Fuser Cover ( 2 screws ). (2) Remov e the screw ( A ) and screw ( B ) from the ends of Heat Lamp Termin als. (3) Slide out the Heat Lamp. Caution: · Do not touch the heat lamp with [...]

3.13.4. Thermo stat (1) Remov e the 2 screw ( A ) and Therma l Fuse. (2) Remov e the screw ( B ) and Thermo stat. Caution : · When reinsta lling the thermo stat, both end terminals must be positio ned under the termin als of therma l fuse and lead wire as shown in the followi ng figure, or thermostat cannot properly measu re the surfac e temperatu[...]

3.13.5. Paper Exit / ADU Paper Jam Sensor Lever and Paper Exit / ADU Paper Jam Sensor Board 1. Remov e the Fuser Unit ( see section 3.13 ). 2. Remov e the Paper Exit/ADU Paper Jam Sensor Lever with spring. 3. Discon nect the flat cable. 4. Remov e the Paper/A DU Paper Jam Sensor Board by releasin g the hooks. 45 KX-P7105 / KX-P7110[...]

3.14. Pickup, Paper Feed, Registration and Transfer Rollers Before handlin g, perform the followin g steps A - B : A. Remove the Gear Suppor t Bracket and 8 gears ( see Section 3.11.1 ). B. Remove the Front Cover ( see Section 3.1 ). 3.14.1. Pickup Roller and Pickup Solenoi d 1. Releas e the bushing hook and slide out the bushing . 2. Slide the Pic[...]

3.14.2. Paper Feed Roller / Registra tion Roller 3.14.2.1 . Paper Feed Roller 1. Slide out the bushing from the Paper Feed Roller Shaft. 2. Remov e the Paper Feed Roller Gear and Drive Wheel by releasing the hook from the Paper Feed Roller Shaft. Then, remove the Paper Feed Roller Shaft. 3.14.2.2 . Registra tion Roller 1. Slide out the bushing from[...]

3.15. Transfer Roller Assembly Before handlin g, perform the following step. A. Remove the Front Cover ( see Section 3.1 ). 1. Remove the 2 Transfe r Roller Holders . 2. Remov e the Transfe r Roller Assem bly by pulling up it. Caution: · Do not touch the surfac e of Transf er Roller to preven t any print quality proble ms. · When reinsta lling th[...]

3.16. Auto Duplex Unit, ADU Registration Roller and ADU Pinch Roller Before handlin g, perform the followin g steps A-B : A. Remove the Paper Cassette and OPC Drum Unit. B. Place the printer up side down. 3.16.1. Auto Duplex Unit ( ADU ) (1) Remov e the 2 screws ( A ) and 4 screws ( B ). Caution: Screw ( A ) is differen t from screws ( B ). When re[...]

3.16.1.2 . Auto Duplex Disasse mbly 1. The ADU Pinch Roller Plate can be separa ted from the Registration Roller Plate by removi ng the screw ( A ). 2. The ADU Jam Releas e Pan can be separa ted from the Registration Roller Plate by removing the 2 screws ( B ) and 2 springs. Caution: The screw (A) differs from the screw (B). When reinstalling the s[...]

3.17. Registration Sensor Lever, Paper Top Detection Sensor Lever and Registration & Paper Top Detection Sensor Board Before handlin g, perform the followin g steps A - D : A. Remove the Paper Cassette and OPC Drum Unit. B. Remov e the Left and Right Covers ( see Section s 3.2 ). C. Place the printer upside down. D. Remove the Auto Duplex Unit [...]

Caution : When reinsta lling the Regist ration Senso r Lever, Paper Top Detect ion Senso r Lever and Registration & Paper Top Detection Senso r Board, the Regist ration Senso r and Paper Top Detect ion Senso r Levers must be positioned as shown in thefoll owing figure ( A ) . 52 KX-P7105 / KX-P7110[...]

3.18. Paper Empty Sensor Lever Before handlin g, perform the followin g steps A - D : A. Remove the Paper Cassette and OPC Drum Unit. B. Remov e the Left and Right Covers ( see Section s 3.2 ). C. Place the printer upside down. D. Remove the Auto Duplex Unit ( see Section 3.16 ). 1. Remov e the Paper Empty Sensor Lever. Caution : When reinstalling [...]

4 Electronic Circuit Description and Diagrams 4.1. Block Diagram 4.1.1. Main Control Board Block Diagram IC1 CPU ASIC (Main Control Board) Panel I/F CN6 Mac & Phy IC6 LED D12 EEPROM IC7 CN3 Network I/F (Only for KX-P7110) Engine I/F CN5 IEEE 1284 I/F CN4 USB I/F CN9 CN2 Optional RAM Board I/F CN1 Optional PostScript Upgrade Kit I/F Regulator IC[...]

4.1.2. Engine Control Block Diagram Noise Filter Rectifier Thermistor Voltage Control Circuit Voltage Detector +24V +5V Fuser Driver Heat Lamp Thermal Fuse Thermostat Thermister TH +24V IR nCHGCTL nDBCH nTRCTL TECTL nDB nTR TE_LED Charger Current Grid Voltage Transfer Current OPC Drum DEV BIAS Toner Box Developer Front Door Interlock Switch +24V IR[...]

4.2. Connection Diagram 1 nTECTL 2 +5V 3 nTR 4 nTRCTL 5 nDB 6 nDBCH 7 nCHGCTL 8 24VGND 9 24VGND 10 +24VIR 1 2 3 4 Dev.Bias Transfer Grid Charge CN501 13 CCLK 14 GND 15 SXD 16 GND 17 nPRINT 18 GND 19 nCBUSY 20 +5V 21 nPRDY 22 +5V 23 PPRDY 24 +5V 1 nTOP 2 GND 3 nSBSY 4 GND 5 nVIDEO 6 GND 7 nHSYNC 8 GND 9 nRST 10 GND 11 CXD 12 GND CN5 Drum  Unit Tr[...]

4.3. Power Supply The power supply circuit generates +5Vdc and +24Vdc . It also supplie s AC Voltage to the halogen heat lamp in the fuser unit. 57 KX-P7105 / KX-P7110[...]

4.4. Engine Control Board 4.4.1. ASIC ( KME ) (A) This block is the serial commu nication interfac e with the Engine CPU ( IC004 ). (B) This block is the Steppin g Motor Contro ller ( CH0 ) to control the main motor. (C) This block is the Steppin g Motor Contro ller ( CH1 ) to control the 2nd Feeder motor. (D) This block is the LSU Contro ller, and[...]

4.4.2. Clock Circuit The system clock ( 12.00M Hz ) is genera ted by IC001 and X001, and it is supplie d to the CPU ( IC004 ). 4.4.3. Reset Circuit Reset signal is genera ted when the power is turned on. The reset circuit initializes the CPU ( IC004 ), the ASIC ( IC001 ). Approximately 100~80 0 msec after turning on the power, pin4 of IC003 goes hi[...]

4.4.4. Main Motor Drive Circuit The main motor ( 2-phas e steppin g motor ) is driven by IC006 ( bipolar constan t current driver ). The SMOA, SMON A, SMOB and SMONB signals shown below are used to control motor directio n. when the signals are output as shown below, the main motor rotates . Full Speed Mode ( 2 phase excitati on ): Half speed Mode [...]

Motor Driver True Table I N1o r4 I N2o r3 O U T 1o r4 O U T 2o r3 L L OFF OFF L H L H H L H L H H OFF OFF Note: Motor Curren t will be cut off in case of “OFF” conditio n above. Motor Driver True Table for Current Chopping Level I0 I1 Current ratio L L 100% L H 33% Motor Drive Mode Mode Speed Current ratio 1st Hold for rotating Stop 33% Warm Up[...]

4.4.5. Laser Scanning Unit Control Circuit The laser unit consist s of laser drive circuit and scanne r motor drive circuit. Laser control signals are as follows . nVIDEO: This is actual data being printed. nLDON: When the nLDON signal is low, the laser unit is activated. When front door is opened, the laser unit is deactivated. nHSYNC: This is a h[...]

4.4.6. Fuser Temperature Control Circuit The fuser temper ature is control led by IC004 ( Engine CPU ). IC004 has an analog to digital ( A/D ) conver ter ( AN0-AN 7 ). Thermi stor TH is connec ted to IC004 ( AN0 ). When IC004 ( Pin31 ) is low, Q010 is turned off. And Q4 is turned on.The n Heat lamp inside fuser unit is turned on. Abnorm al temper a[...]

4.4.7. High Voltage Control Circuit 1. Charge Control Circuit This circuit consist s of a DC-DC converter, which boosts +24V to approx imately +5.4kV ( constan t current approx . +300µA ) for the charge corona . nCHGCTL signal control s the charge output. If the signal goes low,the output is turned on. 2. Grid Circuit When the charge circuit is ac[...]

4.4.8. EEPROM Control Circuit This printer has 2kbit EEPRO M ( IC005 ). Page Count Data, Calibra tion Data, etc. are saved on the IC. The EEPRO M control signals are explain ed as follows. EEPCS: This is the chip select signal. EEPCLK: This is the serial data transfer clock. EEPDO: This is the serial data from CPU ( IC004 ) to EEPROM ( IC005 ). EEP[...]

4.4.9. Safety Interloc k SW This printer has two safety interloc k switche s: front door safety interloc k switch, and an OPC drum unit safety interloc k switch. +24V power is supplied to the front door safety interloc k switch. When the front door is opened , the frontdo or safety interloc k switch is opened and shuts off the main motor driver pow[...]

4.4.10. Solenoi ds Control Circuit This printer has three solenoi ds: pickup solenoi d, registration solenoi d and a switchb ack solenoi d. 4.4.10.1 . The Pickup Control Solenoi d Drive Circuit The pickup solenoi d is used for picking up the media from the media tray. The CPU IC004 outputs high level PUCTL signal from pin41 to the transistor Q023. [...]

4.4.10.3 . The Switchb ack Solenoi d Drive Control Circuit The switchback solenoi d is used for controlling media switchback when the printer is auto duplex printing. The CPU IC11 outputs high level EXITCT L signal from pin43 to the transist or Q025. The transist or Q025 and Q015 are turned on and supplie s +24Vpo wer to the solenoi d. 68 KX-P7105 [...]

4.4.11. Sensors Circuit The printer has three photo sensors: Registration sensor , Top sensor and Exit sensor . 4.4.11.1 . Registra tion Sensor Circuit Registration sensor detects that the media is in front of the Registration Roller. When the registration sensor detects the media, nREGS EN signal changes from high level to low level. 4.4.11.2 . To[...]

4.4.11.3 . Exit Sensor Circuit Exit sensor detects that the media is at the rear of the Fuser Roller ( Exit of the printer ). When the exit sensor detects the media, nEXITS EN signal change s from high level to low level. +5VSP is the power of the photo sensor s. When the5VC TL signal at pin32 of IC004 ( CPU ) is low level, the transist or Q016 is [...]

4.4.11.5 . Toner Empty Sensor Circuit Toner empty sensor detects the shortag e of toner. IC004 ( CPU ) sends the nTECT L ( pin7, IC004 ) signal to Q009. When the nTECT L is low level, transistors Q009 and Q003 are turned on. and LED D517 emits light. If the toner is shorted ( empty ),the light from LED D517 passes through the lens of the Toner Cart[...]

4.4.13. 2nd Feeder I / F Circuit The 2nd Feeder control signals are explained as follows . CLOCK_OP : This is the clock signal. 2nd Feeder Board generates motor drive signals for 2nd Feeder Motor from this clock signal. nMOEN_OP : This is the control signal for 2nd Feeder Motor. When IC001 sends the low level nMOEN_OP signal, the 2nd Feeder Motor i[...]

4.4.14. Timing Chart 4.4.14.1 . Vertical Print Timing 4.4.14.2 . Horizon tal Print Timing ( Relation ship between nHSYNC and Video Signal ) 73 KX-P7105 / KX-P7110[...]

4.5. Main Control Board 4.5.1. Data Flow The followin g indicate s the data flow when commu nicating with the host compu ter using these interfac es. (1) The print data transfer by the host computer is received by Parallel I/F, USB I/F or Network I/F ( for KX-P7110 only ) controlled by CPU ASIC ( IC1 ), and stored in the system memory.The system me[...]

4.5.2. Power Supply There are some circuits in the main control board that are operate d by +3.3V or +2.5V. IC10 conver ts the voltage from +5V to +3.3V. IC12 conver ts the voltage from +5V to +2.5V. 4.5.3. Reset Circuit IC2 is RESET control IC. IC2 output reset signal wave on pin4, after it find the voltage of 2.5V line. If it is equal 2.1V, pin4 [...]

4.5.4. Clock Circuit 50MHz-CLK is for system ( CPU, memory and ROM control ) and for Networ k I/F commu nication . 48MHz-CLK is for USB control ler. 53.84M Hz-CLK is for Engine I/F commu nication . 76 KX-P7105 / KX-P7110[...]

4.5.5. CPU ASIC ( IC1 ) overview The CPU_A SIC ( IC 1) is a high-perform ance integrated printer proces sor that combin es a CPU core, a bit block transfer (BitBLT ) controller, a video data generator(VDG ), and numero us printer control ler feature s on a single chip. The CPU_ASIC has the function macro module s as follows . - CPU - USB I/F - SDRA[...]

4.5.5.1. CPU The CPU is equipped with the “V850E 1”, which is a RISC type CPU that utilizes a five-stage pipeline techniq ue. In addition , to increas e the speed of multiplication proces sing, the CPU contain s an on- chip high- speedh ardwar e multipli er capable of executing 32-bit x 32-bit operations. The feature s of the CPU are as follows[...]

4.5.5.2. SDRAM I/F The CPU ASIC ( IC1 ) integra tes a high- perform ance memor y controller. The SDRAM I/F, which is the basic macro in CPU ASIC ( IC1 ) for control ling external SDRAM devices . The control signals of SDRAM devices are as follows . SDMA [11:0]: These signals constitute the external SDRAM address bus. SDDATA [15:0]: These signals co[...]

4.5.5.3. ROM I/F The ROM I/F, which is the basic macro in CPU ASIC ( IC1 ) for control ling external memor y devices ( Mask ROM, Flash ROM ). The control signals of ROM devices are as follows. FRMA [21:0]: These signals constitute the external ROM address bus. FRDATA [7:0]: These signals constitute a bidirectional data bus for external ROM. nFRWE: [...]

4.5.5.4. EEPROM Control Circuit This printer has 32kbit (KX-P7 110) or 4kbit (KX-P7105) EEPRO M ( IC7 ). EEPRO M is saved the Page Count Data, Carribr ation Data, etc. The EEPRO M control signals are explain ed as follows. EEPCLK: This is the serial data transfer clock. EEPDATA: The bidirectional serial data/address signal is used to transfer all d[...]

4.5.5.5. Internal Engine I/F (Main Board - Engine Board) The commu nication I/F signal betwee n Main Board and Engine Board in Main Board is as follows. nPRDY: Engine status is ready for communicat ion. nTOP: A vertical synchronous signal which indicates the home position in a recording sheet. nHSYNC: A horizontal synchronous signal which indicates[...]

4.5.5.6. Operatio n Panel Circuit Panel LEDs and panel switch status are control led by IC1. 83 KX-P7105 / KX-P7110[...]

4.5.5.7. Parallel I/F Data are received and transm itted by the IEEE12 84 control ler contain ed in IC1 betwee n the host compu ter and the IEEE12 84 I/F. The data and control lines used in conform ance to the IEEE1284 standa rd are connected to the IC1 through the filter compo sed of a resistor and a capacit or, as shown in the figure below. A dio[...]

4.5.5.8. USB I/F USB (Universal Serial Bus) I/F is compo sed of IC1 built-in USB Controller. The USB control ler is a USB 1.1 complia nt device control ler, that suppor ts Full-sp eed (12Mbp s). This control ler include s USB serial Interfac e engine , USB transce iver, FIFOs, control /status registe rs and Interfac e circuit for built- in CPU.Supp[...]

4.5.5.9. PCI I/F The CPU ASIC (IC1) integrates a PCI Bus interfac e. The PCI I/F is the basic macro in CPU ASIC (IC1) for control ling the Mac&P hy (IC6) that is a single-c hip 10/100 Mb/s, via the PCI bus. The control signals of the PCI I/F are as follows . PCIAD [31:0]: These signals constitute the external Multiplexed address and data PCI bu[...]

4.5.5.10 . Network I/F ( only for KX-P711 0 ) The Networ k I/F is compo sed of the Mac&P hy (IC6) that is a single- chip 10/100 Mb/s Etherne t Controller. The Mac&P hy has a full feature d physica l layer device with integra ted PMD (Physic al Medium Depend ent)sub -layers to support both 10BASE-T and 100BA SE- TX Etherne t protoco ls. The [...]

88 KX-P7105 / KX-P7110[...]

5.1. Main Control Board (X3)18.6 ns (X1) 20 ns 1 3 20.8 ns (X2) 2 2 1 3 1 A 2 3 4 5 6 H G F E D C B 6 2 1 3 4 5 C B A G F E D 33 R21 33 R22 33 R23 33 R24 33 R25 33 R26 33 R27 33 R28 33 R29 33 R30 33 R31 33 R1 33 R11 33 R7 33 R10 33 R3 33 R6 33 R5 33 R4 33 R8 33 R9 33 R20 33 R2 nSDCS[1] 003:B5 nSDCS[0] 003:B3 SDBA[1] 003:B4 SDBA[0] 003:B4 SDDQM[0] 0[...]

1 A 2 3 4 5 6 H G F E D C B 6 2 1 3 4 5 C B A G F E D FRMA[21-0] 001:E1 FRDATA[7-0] 001:E3 nFROE 001:E2 nFRWE 001:E2 +3.3V +3.3V +3.3V nFRCS0 001:D3 nFRCS1 001:D3 0 R234 0 R235 0 R236 CN1 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 A22 A23 A24 A25 B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 B12 B13 B14 B15 B16 B17 B18 B19 B20 [...]

1 A 2 3 4 5 6 H G F E D C B 6 2 1 3 4 5 C B A G F E D SDDQM[0] 001:B2 SDWE 001:B2 SDCAS 001:B2 SDRAS 001:B2 nSDCS[0] 001:B1 SDBA[0] 001:B1 SDBA[1] 001:B1 SDMA[11-0] 001:A1 SDDATA[15-0] 001:A2 SDCKE 001:B2 SDCLK 001:B3 SDDQM[1] 001:B2 +3.3V +3.3V 47u C25 nSDCS[1] 001:B1 IC5 1 VCC1 2 DQ0 3 VCCQ1 4 DQ1 5 DQ2 6 VSSQ1 7 DQ3 8 DQ4 9 VCCQ2 10 DQ5 11 DQ6 1[...]

1 A 2 3 4 5 6 H G F E D C B 6 2 1 3 4 5 C B A G F E D <IC6> 1 MA3/EEDI 2 MA4/EECLK 3 MA5 4 MDIO 5 MDC 6 RXCLK 7 RXD0/MA6 8 VSSIO1 9 VDDIO1 10 RXD1/MA7 11 RXD2/MA8 12 RXD3/MA9 13 RXOE 14 RXER/MA10 15 RXDV/MA11 16 VSSIO2 17 X1 18 X2 19 VDDIO2 20 PHYVSS1 37 SUBGND1 38 RXAVSS1 39 RXAVDD1 40 VREF 41 RESERVED1 42 NC2 43 NC3 44 RXVSS2 45 TPRDM 46 TP[...]

33 R86 33 R87 33 R88 33 R89 33 R90 33 R91 33 R92 33 R93 33 R95 33 R96 33 R97 33 R98 33 R99 270 R94 270 R100 270 R101 270 R102 0 R104 0 R105 nPIFSTB 001:G3 nPIFAFD 001:G3 nPIFINIT 001:G3 nPIFSLIN 001:G3 nPIFACK 001:G3 PIFBSY 001:G3 PIFPERR 001:G3 PIFSEL 001:G3 nPIFFLT 001:G3 PIFDATA[7-0] 001:H2 10u C69 1 R103 100p C48 100p C49 100p C50 100p C51 100p[...]

+3.3V 1 A 2 3 4 5 6 H G F E D C B 6 2 1 3 4 5 C B A G F E D nTOP 001:H2 4.7k R121 nSBSY 001:H2 1k R108 33 R111 33 R112 33 R113 nPURGE 001:H1 33 R114 CXD 001:H1 33 R115 CCLK 001:H1 1k R109 SXD 001:H2 nPRINT 001:H1 33 R116 nCBSY 001:H2 33 R117 PPRDY 001:H2 33 R118 33 R119 nPRDY 001:H2 33 R120 nPSAVE 001:H1 10k R122 1k R123 4.7k R124 10k R126 4.7k R12[...]

1 A 2 3 4 5 6 H G F E D C B 6 2 1 3 4 5 C B A G F E D 10k R130 +3.3V TDO 001:F1 TDI 001:F1 1k R133 TCK 001:F1 10k R135 10k R137 DCK 001:D3 4.7k R129 DMS 001:D3 DDO 001:D3 DRSTZ 001:D3 TMS 001:F1 +3.3V DDI 001:D3 4.7k R131 4.7k R132 1005 4.7k R134 +3.3V IC96 1 1A 2 1Y 3 2A 4 2Y 5 3A 6 3Y 7 GND 8 4Y 9 4A 10 5Y 11 5A 12 6Y 13 6A 14 VCC +3.3V 0 R997 0 [...]

1 A 2 3 4 5 6 H G F E D C B 6 2 1 3 4 5 C B A G F E D D2 +3.3V D3 TP TP6 TP TP7 TP TP8 0 R305 0.1u C116 0 R304 0.1u C115 0.1u C114 0 R303 0.1u C201 +3.3V 0.1u C88 0.1u C92 0.1u C91 IC10 1 IN1 2 NC 3 IN2 4 CTL 5 GND1 6 GND2 7 VOUT1 8 VOUT2 47u C90 47u C89 47u C94 POWER<+5VB> GND(+5V) POWER(+5V) L18 1 A1 2 A2 4 NC 5 B2 3 B1 GND(+5V) 47u C87 IC1[...]

0 R150 L7 VBUS 001:D6 +3.3V 10k R143 TRON 001:D6 10k R144 001:D6 001:D6 D13 D14 CN9 1 2 3 4 5 6 7 8 Q2 Q6 1.5k R146 47k R285 22 1% R147 22 1% R148 0.1u C96 DA12 180k R140 330k R141 1u C95 0.1u C113 D15 POWER<+5VB> 0 R309 0 R310 ABC D EF G 1 A 2 3 4 5 6 6 5 4 3 2 1 I H G F E D C B 0.01u C29 0.01u C40 +3.3V VBUS D- D+ GND USB-CN Chassis GND USB[...]

KX-P7105 / KX-P7110 98[...]

5.2. Engi ne Control Boar d IC001 KME-ASIC AI[1] 17 nVIDEO 69 nLDEN 67 nADJUST 68 nLEDO0 63 nLEDO1 64 nLEDO2 65 CI[3] 23 CI[2] 22 CI[1] 21 AI[4] 14 AI[3] 15 AI[2] 16 EO[1] 19 EO[0] 29 EFI[4] 90 EFI[3] 89 EFI[2] 88 EFI[1] 87 EFI[0] 86 nHSYNC 71 SEL 30 nBD 66 AI[0] 18 VDD 1 BI[5] 41 ABO[3] 80 ABO[2] 79 ABO[1] 78 VDD 51 EO[4] 28 EO[3] 27 EO[2] 24 BI[4[...]

1 A 2 3 4 5 6 H G F E D C B 6 2 1 3 4 5 C B A G F E D SNRCTL 002:F2 SNRCLK 002:D4 Q012 nSNRLD 002:F2 TRPWM 002:G3 DBPWM 002:G4 Q005 Q008 +24V +24VIR +24V 1000p C038 0.1u C020 0.1u C029 EEPCLK 002:H2 EEPCS 002:H2 SNRCLK 002:G5 PUCTL 003:A2 REGCTL 003:A2 5VCTL 003:A4 DBCH 002:F2 CHGCTL 002:F2 TRCTL 002:F2 EEPDO 002:H2 DBPWM 002:C5 TRPWM 002:C5 0.1u C[...]

1 A 2 3 4 5 6 H G F E D C B 6 2 1 3 4 5 C B A G F E D EXITCTL 002:F5 FANCTL 002:F2 FANERR 002:D3 nREGSEN 002:F5 nTOPSEN 002:F2 nEXITSEN 002:F5 MMCTL 002:D3 Q021 MMHALF 002:D3 Q019 nMMLD 002:F5 +5VLD +5VSP +24V +24VIR +24VIR 1000p C041 1000p C043 1000p C042 1000p C045 1000p C046 CN018 1 2 3 CN011 1 2 0.1u C047 +24V REGCTL 002:F5 PUCTL 002:F5 CN012 1[...]

KX-P7105 / KX-P7110 102[...]

5.3. Sens ors, Indic ator and Rela y Boar ds 1 A 2 3 4 5 6 H G F E D C B 6 2 1 3 4 5 C B A G F E D SW401 180 R406 180 R408 180 R407 PI402 180 R401 180 R404 PI405 PI406 180 R405 D403 D404 D405 CN406 1 2 3 4 5 6 CN402 4 3 2 1 CN401 5 4 3 2 1 PI451 CN451 1 2 5VGND nTOPSEN nREGSEN +5V +5VSP 5VGND nEXITSEN REG-TOP EXIT JAM SENSOR(REGISTRATION,TOP) JAM S[...]

KX-P7105 / KX-P7110 104[...]

5.4. Pape r Empty Sens or Boar d and 2nd Feed er I / F Board 180 R450 PI450 4 3 2 1 A B CDE E D C B A 4 3 2 1 F CN450 1 2 3 CN452 1 2 3 4 5 6 7 8 9 CN453 1 2 3 4 5 6 7 8 9 FG PNON +5VSP 5VGND PNON Paper Empty Sensor Board PJUPB0008Z_a 24VGND nMOEN_OP CLOCK_OP +24V nPUCTL_OP nOPTION +5V nPNON_OP 5VGND nPUCTL_OP +5V nPNON_OP CLOCK_OP +24V 5VGND nMORN[...]

KX-P7105 / KX-P7110 106[...]

6 Explanation of Connectors 6.1. Main Control Board 6.1.1. CN1 ( Optiona l PostScr ipt Upgrade Kit I / F Connector ) Pin No. Signal Name Description Direction A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 A22 A23 A24 A25 B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 B12 B13 B14 B15 B16 B17 B18 B19 B20 B21 B22 B23 B24 B25 GND GND F[...]

6.1.2. CN2 ( Optiona l RAM Connec tor ) Pin No. Signal Name Description Direction A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 A22 A23 A24 A25 A26 A27 A28 A29 A30 A31 A32 A33 A34 B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 GND GND GND VCC VCC VCC VCC SDDATA[0] SDDATA[2] SDDATA[11] SDDATA[12] SDDATA[9] SDDQM[1] SDDQM[0] SDWE GND GND[...]

Pin No. Signal Name Description Direction B11 B12 B13 B14 B15 B16 B17 B18 B19 B20 B21 B22 B23 B24 B25 B26 B27 B28 B29 B30 B31 B32 B33 B34 SDDATA[3] SDDATA[10] SDDATA[5] SDDATA[6] SDDATA[8] SDDATA[7] GND GND GND GND SDCAS SDRAS SDMA[9] nSDCS[0] SDMA[7] SDMA[8] SDMA[0] SDBA[1] SDMA[1] SDMA[5] SDMA[3] SDMA[2] GND GND SDRAM Data 3 SDRAM Data 10 SDRAM D[...]

6.1.4. CN4 ( IEEE 1284 I / F Connec tor ) Pin No. Signal Name Description Direction 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 nStrobe Data 1 Data 2 Data 3 Data 4 Data 5 Data 6 Data 7 Data 8 nAck Busy PError Select nAutoFd NC Logic GND Chassis GND Peripheral Logic High Signal GND Signal GND Si[...]

6.1.5. CN5 ( Engine I / F Connec tor ) Pin No. Signal Name Description Direction 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 nTOP GND nSBSY GND nVIDEO GND nHSYNC GND nPURGE GND CXD GND CCLK GND SXD GND nPRINT +5V nCBSY +5V nPRDY +5V PPRDY nPSAVE Paper Top Ground Status Busy Ground Video Data Ground Horizontal Synchronization Grou[...]

6.1.7. CN9 ( USB I / F Connector ) Pin No. Signal Name Description Direction 1 2 3 4 5 6 7 8 VBUS D- D+ GND FG FG FG FG +5V USB Differential Data- USB Differential Data+ Ground Frame Ground Frame Ground Frame Ground Frame Ground --- IN/OUT IN/OUT --- --- --- --- --- CN9 (USB I/F Connector) 6.2. Engine Control Board 6.2.1. CN001 ( Video Interface ) [...]

6.2.2. CN002 ( LSU Control Signals ) Pin No. Signal Name Description Direction 1 2 3 4 5 6 7 +5V (LD) 5VGND nVIDEO 5VGND nLDON nHSYNC nADJUST +5V thru Process Interlock SW ------ Video Signal ----- LD Light Enable Horizontal Sync Signal (BD) LSU APC timing OUT --- OUT --- OUT IN OUT CN002 (LSU Control Signals) 6.2.3. CN003 ( OPC Drum Unit Interlock[...]

6.2.5. CN005 ( PSU-MAIN Connector ) Pin No. Signal Name Description Direction 1 2 3 4 5 6 7 nFCTL 5VGND +5V 24VGND 24VGND +24V +24V Fuser ON/OFF Control GND +5V Power Source (PSU) GND GND +24V Power Source (PSU) +24V Power Source (PSU) OUT --- IN --- --- IN IN CN005 (PSU-MAIN Connector) 6.2.6. CN006 ( Door + 24V Interlock SW ) Pin No. Signal Name D[...]

6.2.9. CN009 ( Toner Empty Sensor ) Pin No. Signal Name Description Direction 1 2 TE_ROUT +5VGND Toner Empty Sensor GND IN CN009 (Toner Empty Sensor) --- 6.2.10. CN010 ( Polygon Motor ) Pin No. Signal Name Description Direction 1 2 3 4 5 nSNRCLK nSNRLD nSNRCTL 24VGND +24V Scanner Clock Scanner Lock Scanner Control ------ ------ OUT IN OUT --- OUT C[...]

6.2.14. CN014 ( REG-TOP Sensor ) Pin No. Signal Name Description Direction 1 2 3 4 5 +5V 5VGND 5VGND nREGSEN nTOPSEN +5V GND GND REGISTLATION Sensor TOP Sensor OUT --- --- IN IN CN014 (REG-TOP Sensor) 6.2.15. CN015 ( EXIT Sensor ) Pin No. Signal Name Description Direction 1 2 3 4 +5VSP 5VGND 5VGND nEXITSEN +5V (Power Save Controlled) GND GND EXIT S[...]

6.2.18. CN019 ( Paper Empty Sensor ) Pin No. Signal Name Description Direction 1 2 3 5VGND PNON +5VSP GND Paper Empty Sensor +5V (Power Save Controlled) --- OUT IN CN019 (Paper Empty Sensor) 6.3. Registration & Paper Top Sensor Board 6.3.1. CN401 ( REG-TO P Sensor ) Pin No. Signal Name Description Direction 1 2 3 4 5 nTOPSEN nREGSEN 5VGND 5VGND[...]

6.6. Relay Board ( B ) 6.6.1. CN407 ( Fuser GND ) Pin No. Signal Name Description Direction 1 2 3 NC Fuser GND NC ------ Fuser GND ------ --- --- --- CN407 (Fuser GND) 6.7. Paper Empty Sensor Board 6.7.1. CN450 ( Paper Empty Sensor ) Pin No. Signal Name Description Direction 1 2 3 5VGND PNON +5VSP GND Paper Empty Sensor +5V (Power Save Controlled) [...]

6.9. 2nd Feeder I / F Board 6.9.1. CN452 ( to Engine Control Board CN004 ) Pin No. Signal Name Description Direction 1 2 3 4 5 6 7 8 9 24VGND nMOEN_OP CLOCK_OP +24V nPUCTL_OP nOPTION +5V nPNON_OP 5VGND --- 2nd Feeder Motor Control CLOCK +24V 2nd Feeder Paper Pickup Control 2nd Feeder Detection +5V 2nd Feeder Paper Empty --- --- IN IN IN IN OUT IN O[...]

7 Component Reference Guide 7.1. Main Control Board 7.1.1. IC1 ( Main Control CPU ) Pin No. Symbol In/Out Function Pin No. Symbol In/Out Function A1 B1 C1 D1 E1 F1 G1 H1 J1 K1 L1 M1 N1 P1 R1 T1 U1 V1 W1 Y1 Y2 Y3 Y4 Y5 Y6 Y7 Y8 Y9 GND1 PCIAD[18] PCICKIN PCIAD[21] GNDA5 CLK48IN USBDSCON USBD_P AGND1 nPCICBE[3] PCIAD[26] CLK50OUT PCIAD[29] nPCIREQ F2 [...]

Pin No. Symbol In/Out Function Pin No. Symbol In/Out Function Y10 Y11 Y12 Y13 Y14 Y15 Y16 Y17 Y18 Y19 Y20 W20 V20 U20 T20 R20 P20 N20 M20 L20 K20 J20 H20 G20 F20 E20 D20 C20 B20 A20 A19 A18 A17 A16 A15 A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 B2 C2 D2 E2 F2 TMS TDI nPRDY CXD nCBSY PIFDIR nRDYLED EEPDATA SDMD[15] SDMD[1] SDMD[0] SDMD[2] SDMD[3] S[...]

Pin No. Symbol In/Out Function Pin No. Symbol In/Out Function G2 H2 J2 K2 L2 M2 N2 P2 R2 T2 U2 V2 W2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18 W19 V19 U19 T19 R19 P19 N19 M19 L19 K19 J19 H19 G19 F19 E19 D19 C19 B19 CLK48OUT USBD_N AVDD1 DGND1 PCIAD[25] CLK50IN PCIAD[30] nPCIGNT F0 MODE USB_TEST DMS DCK PIFSEL nPIFBSY nPIFAFD PIFDATA[[...]

7.1.3. IC3 ( Flash / Mask ROM ) Pin No. Symbol In/Out Function Pin No. Symbol In/Out Function 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 nBYTE A16 A15 A14 A13 A12 A11 A10 A09 A08 A19 GND1 A20 A18 A17 A07 A06 A05 A04 A03 A02 A01 A00 nCE In In In In In In In In In In In - In In In In In In In In In In In In nBYTE/Word Mode Selecti[...]

7.1.5. IC6 ( LAN IC ) Pin No. Symbol In/Out Function Pin No. Symbol In/Out Function 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 MA3/EEDI MA4/EECLK MA5 MDIO MDC RXCLK RXD0/MA6 VSSIO1 VDDIO1 RXD1/MA7 RXD2/MA8 RXD3/MA9 RXOE RXER/MA10 RXDV/MA11 VSSIO2 X1 X2 VDDIO2 PHYVSS1 PHYVDD1 TXD0/M[...]

Pin No. Symbol In/Out Function Pin No. Symbol In/Out Function 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 nIRDY nTRDY PCIVDD3 nDEVSEL nSTOP nPERR nSERR PAR nCBE1 AD15 AD14 PCIVSS4 AD13 AD12 AD11 PCIVDD4 AD10 AD9 AD8 nCBE0 AD7 AD6 PCIVSS5 AD5 AD4 PCIVDD5 AD3 AD2 AD1 In/Out In/Out - In/O[...]

7.1.8. IC12 ( Regulat or ) IC12 (Regulator) Pin No. Symbol In/Out Function 1 2 3 4 5 V IN Vc Vo NC GND In In Out - - 5V Input ON/OFF Control 2.5V Output N.C. Ground 126 KX-P7105 / KX-P7110[...]

7.2. Engine Control Board 7.2.1. IC001 ( ASIC ) IC001 (ASIC) Symbol In/Out Function Symbol In/Out Function 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 VDD CLKR CLKI CLKOUT VSS NRST RSTO nLED0 nLED1 nLED2 AI7 AI6 AI5 AI4 AI3 AI2 AI1 AI0 EO1 CI0 CI1 CI2 C[...]

7.2.2. IC002 ( Compar ators ) IC002 (Comparators) Pin No. Symbol In/Out Function 1 2 3 4 5 6 7 8 A OUTPUT A -INPUT A +INPUT GND B+INPUT B -INPUT B OUTPUT VCC Out In In - In In Out - Comparator A Output Comparator A-Input Comparator A+Input GND Comparator B+Input Comparator B-Input Comparator B Output +5V 7.2.3. IC003 ( Reset IC ) IC003 (Reset IC) P[...]

7.2.4. IC004 ( Engine Control CPU ) IC004 (Engine Control CPU) Pin No. Symbol In/Out Function Pin No. Symbol In/Out Function 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 UI2 INT27 AN0 P51 P52 P53 P54 P55 P56 P57 AVCC AVR AVSS INT10 P61 INT12 P63 P64 nRST MOD0 MOD1 X0 X1 VSS P27 P26 P25 P24 P23 PPGO2 PPGO1 P[...]

7.2.6. IC006 ( Motor Drive IC ) IC006 (Motor driver IC) Pin No. Symbol In/Out Function Pin No. Symbol In/Out Function 1 2 3 4 5 6 7 8 9 10 11 12 13 14 LG VREF VSA I0 IN2 IN1 VCC1 VMMA OUT1 RSA OUT2 NC1 PG NC2 - - In In In In - - Out Out Out - - - GND +5V Voltage detector (A) Output current ratio control signal Phase signal (nA) input Phase signal ([...]

8 Preventative Maintenance 8.1. General The preven tative mainte nance ( PM ) schedule is every 2,000 impres sions. Adherin g to this schedu le will ensure maximu m print quality and reduce machin e downtim e and service calls. 8.2. Recommended Tools The following tools are recomm ended. 1. Toner vacuum cleaner 2. Blower brush 3. Cleanin g alcohol [...]

8.4. Maintenance Tables 8.4.1. User Maintenance Replace these items accord ing to the following schedu le : (x 1000 pages) Item Service 4 8 12 16 20 24 28 32 36 40 44 48 180 Toner Cartridge *1 R R R R R R R R R R R R R OPC Drum Unit *1 R R R: Rep lac e * 1 Refer to Section 1.1.3 for the Model No. of Supplie s. When print is faded or indicato rs sho[...]

8.4.2. Service Maintenance 8.4.2.1. Maintenance Cycle The followin g table shows the service cycle of the main parts. Item Average Life Service (x 1000 pages) 18 36 54 72 90 108 Fuser Unit 90,000 pages *1 R Transfer Roller 90,000 pages *1 R Retard Pad Assembly 90,000 pages R R: R eplace (Service Man R eplaceable) * 1 Average life is based on an ave[...]

9 Troubleshoo ting 9.1. Self-Diagnostic Indicators The printer indicate s error conditio ns using the ON, OFF and blinking states of the Ready, Error and Toner/D rum unit LED indicato rs. The printer status and error code are displayed on the printer status display on the host computer screen . The Status Display softwar e must be installed on the [...]

9.1.3. User Error 135 KX-P7105 / KX-P7110[...]

9.1.4. Call for Service 136 KX-P7105 / KX-P7110[...]

9.2. Initial Troubleshooting Flowchart 137 KX-P7105 / KX-P7110[...]

9.3. No Operation 138 KX-P7105 / KX-P7110[...]

9.4. Print Quality 9.4.1. White Vertical Line in Print 139 KX-P7105 / KX-P7110[...]

9.4.2. Blank Print 140 KX-P7105 / KX-P7110[...]

9.4.3. Dark Vertical Line in Print 141 KX-P7105 / KX-P7110[...]

9.4.4. Dark Horizontal Line in Print 142 KX-P7105 / KX-P7110[...]

9.4.5. Dirty Backgro und 143 KX-P7105 / KX-P7110[...]

9.4.6. All-black Print 144 KX-P7105 / KX-P7110[...]

9.4.7. Light Print 145 KX-P7105 / KX-P7110[...]

9.4.8. Ghostin g 146 KX-P7105 / KX-P7110[...]

9.4.9. Black or White Dots 147 KX-P7105 / KX-P7110[...]

9.4.10. Toner Spatter 148 KX-P7105 / KX-P7110[...]

9.5. Paper Jam 9.5.1. Jam at A 149 KX-P7105 / KX-P7110[...]

9.5.2. Jam at B 150 KX-P7105 / KX-P7110[...]

9.5.3. Jam at C 151 KX-P7105 / KX-P7110[...]

9.5.4. Jam at D, E 152 KX-P7105 / KX-P7110[...]

9.5.5. Jam at STD 153 KX-P7105 / KX-P7110[...]

9.5.6. Jam at OP 154 KX-P7105 / KX-P7110[...]

9.6. Call Service 9.6.1. E20 155 KX-P7105 / KX-P7110[...]

156 KX-P7105 / KX-P7110[...]

9.6.2. E30 157 KX-P7105 / KX-P7110[...]

9.6.3. E31 158 KX-P7105 / KX-P7110[...]

9.6.4. E32 159 KX-P7105 / KX-P7110[...]

9.6.5. E50 160 KX-P7105 / KX-P7110[...]

9.6.6. E54 9.6.7. E71 161 KX-P7105 / KX-P7110[...]

9.6.8. E73 162 KX-P7105 / KX-P7110[...]

9.6.9. E81 163 KX-P7105 / KX-P7110[...]

9.6.10. E90 164 KX-P7105 / KX-P7110[...]

9.6.11. E91 165 KX-P7105 / KX-P7110[...]

9.6.12. E96 166 KX-P7105 / KX-P7110[...]

10 Replacemen t Parts List with Lubrication Guide 10.1. Exterior 167 KX-P7105 / KX-P7110[...]

Ref. No. Part No. Part Name & Description Remarks a1 PJYKP7105M Front Cover Assembly for KX-P7105 only KX-P7105 only PJYKP7110M Front Cover Assembly for KX-P7110 only KX-P7110 only a2 PJHRB0043Z Paper Guide (R) a3 PJHRB0044Z Paper Guide (L) a4 PJHRB0045Z Guide Rack a5 PJHRB0046Z Paper Guide Pinion Gear a6 PJBAB0011Z Hook a7 PJYKP7100M Pinch Rol[...]

10.2. Right Side Parts 169 KX-P7105 / KX-P7110[...]

Ref. No. Part No. Part Name & Description Remarks b1 PJZC2P7100M Gear Support Bracket b2 PJWMP7100M Registration Solenoid Assembly b3 PJDSB0038Z Registration Lever Spring b4 PJUSB0025Z Earth Spring b5 PJHRB0327Z Clamp b6 PJZHP7105M Fuser Drive Gear Bracket b7 PJDGB0051Z Fuser Drive Gear b8 PJDGB0050Z Fuser Intermediate Gear b9 PJDSB0039Z Gear T[...]

10.2.1. Engine Control Board Connec tor Ref. No. Part No. Part Name & Description c1 PJJRML0016Z Cable (from LSU) c2 PJJRML0017Z Cable (from Polygon Motor) c3 PJJRML0001Y Cable (from Power Supply Unit) c4 PJJRML0011Z Cable (from Toner Empty Sensor Board) c5 PJWWP7105M Flat Cable (from High Voltage Board) c6 PJWW1P7105M Flat Cable (from Exit Sen[...]

10.2.2. Pickup Roller and Paper Feed Roller Ref. No. Part No. Part Name & Description d1 PJWM1P7100M Pickup Solenoid Assembly d2 PJZE1P7100M Pickup Lever Assembly d3 PJDSB0038Z Pickup Spring d4 PJDGB0040Z Pickup Internal Gear d5 PJDGB0029Z Planetary Gear d6 PJDGB0041Z Pickup Arm Gear d7 PJDGB0027Z Ratchet Gear d8 PJZFP7100M Pickup Roller Shaft [...]

10.2.3. Motor and Drive Gear Unit Ref. No. Part No. Part Name & Description e1 PJMDB0032Z Motor Bracket e2 PJJQP5566Z Motor e3 PJZHP7100M Drive Gear Bracket Assembly e4 PJDGB0048Z OPC Gear ( A ) e5 PJDGB0049Z Fuser Gear e6 PJDGB0056Z Registration Gear ( A ) e7 PJDGB0069Z Registration Gear ( B ) e8 PJDGB0047Z OPC Gear ( B ) e9 PJNW525Z Plastic R[...]

10.3. Left Side Parts ( Power Supply Unit and High Voltage Board ) Ref. No. Part No. Part Name & Description Remarks f1 PJWSP7100M Power Lead Wire Assembly f2 PJMCB0042Z Inlet Bracket f3 PJLP1S60Z Power Supply Board Complete Non-Repairable f4 PJMCB0004Z Enclosure Cover f5 PJWP7P7100M High Voltage Board Complete Non-Repairable f6 XYN3+F8 Screw 3[...]

10.4. Rear and Top Side Parts Ref. No. Part No. Part Name & Description Remarks g1 PJZC1P7100M Upper Exit Roller Holder Cover Assembly g2 PJDSB0016Z Ratchet Spring g3 PJDPB0001Z Upper Exit Roller Solenoid with Plunger g4 PJDGB0024Z Upper Exit Roller Drive Gear Z21 g5 PJDGB0027Z Black Ratchet Gear g6 PJDGB0026Z Upper Exit Roller Drive Gear Z36 g[...]

10.4.1. Fuser Unit 176 KX-P7105 / KX-P7110[...]

Ref. No. Part No. Part Name & Description h1 PJDFB0122Z Fuser Drive Shaft h2 PJRTS10Z Thermistor h3 PJZCP7100M Heat Roller Holder Assembly h4 PJMDB0019Z Fuser Earth h5 PJZC3P7100M Side Fuser Cover Assembly h6 PJDGB0023Z Fuser Gear Z24 h7 PJDGB0024Z Fuser Gear Z21 h8 PJDGB0022Z Lower Exit Roller Gear h9 PJZR3P7100M Lower Exit Roller Assembly (bl[...]

10.5. Bottom Side Parts Ref. No. Part No. Part Name & Description Remarks j1 PJUAB0024Z Bottom Stay j2 PJZUP7100M Jam Release Pan with Knob j3 PJNW317Z Plastic Ring j4 PJDFB0009Z A/D Roller Shaft j5 PJDSB0041Z Pinch Roller Spring 178 KX-P7105 / KX-P7110[...]

Ref. No. Part No. Part Name & Description Remarks j6 PJDRB0018Z Auto Duplex Pinch Roller j7 PJMDB0020Z ADU Pinch Roller Plate j8 PJUAB0005Y ADU Registration Roller Plate j9 PJDJ05041RZ Bushing j10 PJDRB0014Z ADU Registration Roller Shaft j11 PJDJ05011CZ Bushing j12 PJDGB0030Z A/D Unit Joint Gear j13 PJDSB0017Z Spring j14 PJNEB0003Y Screw j15 PJ[...]

10.6. Mechanical Base Ref. No. Part No. Part Name & Description k1 PJHRB0324Z Transfer Roller Holder k2 PJDSB0040Z Transfer Spring k3 PJDJB0020Z U Bearing k4 PJHRB0038Z Pressure Arm (L) k5 PJHRB0037Z Pressure Arm (R) k6 PJUSB0011Z Earth Plate k7 PJUSB0008Z Transfer Roll Bias Plate k8 PJDRB0024Z Transfer Roller k9 PJDSB0026Z OPC Spring (L) k10 P[...]

10.7. Media Tray ( Paper Cassette ) Ref. No. Part No. Part Name & Description m1 PJZEP7100M Retard Pad Assembly m2 PJMDB0026Z Media Lifter m3 PJHSB0007Z Friction Pad m4 PJDSB0021Z Retard Pad Spring m5 PJHRB0031Z Media Side Guide (R) m6 PJHRB0032Z Media Side Guide (L) m7 PJDSB0022Z Friction Spring m8 PJDSB0020Z Stopper Spring m9 PJHRB0034Z Stopp[...]

10.8. Packing Ref. No. Part No. Part Name & Description Remarks n1 PJWRP7105M CD-ROM n2 PJQQB0003Z Setup Guide ( English ) n3 PJQQB0010Z Setup Guide (Network) for KX-P7110 only KX-P7110 only n4 PJPNB0026Z Pad for CD-ROM n5 PFJA1030Z Power Cord n6 PJPNB0024Z Top Pad (L) n7 PJPNB0025Z Top Pad (R) n8 PJPNB0030Z Bottom Pad (L) n9 PJPNB0031Z Bottom [...]

10.9. Main Control Board Component Side View 183 KX-P7105 / KX-P7110[...]

Parts Side View 184 KX-P7105 / KX-P7110[...]

10.9.1. ICs Ref. No. Part No. Part Name & Description Remarks IC1 C1DB00000732 IC (Main CPU) IC2 C0EBD0000119 IC (Reset IC) IC3 PJWIP7105M IC (Main ROM) KX-P7105 Only PJWIP7110M IC (Main ROM) KX-P7110 Only IC5 C3ABQG000007 IC (SDRAM) IC6 C1DB00000818 IC (MAC Controller) KX-P7110 Only IC7 C3EBEC000032 IC (EEPROM) KX-P7105 Only C3EBHC000014 IC (E[...]

Ref. No. Part No. Part Name & Description Remarks R106 ERJ2GEJ102X Chip Resistor / 100 (1/16W) R107 ERJ2GEJ330X Chip Resistor / 33 (1/16W) R108-R109 ERJ2GEJ102X Chip Resistor / 100 (1/16W) R110 ERJ2GEJ101X Chip Resistor / 100 (1/16W) R111-R120 ERJ2GEJ330X Chip Resistor / 33 (1/16W) R121 ERJ2GEJ472X Chip Resistor / 4.7K (1/16W) R122 ERJ2GEJ103X [...]

10.9.5. Connec tors Ref. No. Part No. Part Name & Description Remarks CN1 PJJS881Y Connector CN2 K1KB68A00020 Connector CN3 N5HBZ0000002 LAN Connector KX-P7110 Only CN4 PJJS754Z Connector (for Centronics Interface) CN5 24FE-BT-VK-N Connector (for Engine Board) CN6 06FE-BT-VK-N Connector (for Indicator Board) CN9 PJJS04EZ03Z Connector (for USB I[...]

10.10. Engine Control Board 188 KX-P7105 / KX-P7110[...]

10.10.1. ICs Ref. No. Part No. Part Name & Description IC001 PJVANG0022Z IC (KME-ASIC) IC002 PJVINJM2903M IC (Comparator) IC003 PST3642UR IC (Reset) IC004 PJWI1P7105M IC (Engine CPU) IC005 PJWVP7100M IC (EEPROM) IC006 MTD2003B4101 IC (Motor Driver) IC007 PJVI74LS04MR IC (Inverter) 10.10.2. Capacit ors All capacit or values are in microfa rads u[...]

10.10.3. Resisto rs All resistor values are in OHMs. Ref. No. Part No. Part Name & Description R003 ERJ3GSYJ221V Chip Resistor / 220 (1/16W) R004 ERJ3GSYJ100V Chip Resistor / 10 (1/16W) R005 ERJ3GSYJ101V Chip Resistor / 100 (1/16W) R007/R008 ERJ3GSYJ511V Chip Resistor / 510 (1/16W) R015-R017 ERJ3GSYJ103V Chip Resistor / 10k (1/16W) R020 ERJ3GSY[...]

Ref. No. Part No. Part Name & Description R136 ERJ3GSYJ103V Chip Resistor / 10k (1/16W) R137 ERJ3GSYJ224V Chip Resistor / 220k (1/16W) R138 ERJ3GSYJ183V Chip Resistor / 18k (1/16W) R139 ERJ3GSYJ105V Chip Resistor / 1M (1/16W) R140 ERJ12YJ120H Chip Resistor / 12 (1/2W) R141 ERJ3EKF2403V Chip Resistor / 240k (1/16W) R142 ERJ3GSYJ393V Chip Resisto[...]

10.11. Registration & Paper Top Detection Sensor Board All resistor values are in OHMs. Ref. No. Part No. Part Name & Description R401/R404 ERDS2TJ181T Resistor / 180 (1/4W) PI402/PI405 LTH301-07P5M Photo-interrupter CN401 05FE-ST-VK-N Connector 1 PJUP1055Z-A Bare PCB 10.12. Paper Exit / ADU Paper Jam Sensor Board Resisto r values is in OHM[...]

Ref. No. Part No. Part Name & Description 1 PJUP1055Z-C Bare PCB 10.14. Toner Empty Sensor Board Ref. No. Part No. Part Name & Description PI451 B3HA00000029 Photo Transistor CN451 6-173981-2 Connector 1 PJUP1055Z-D Bare PCB 10.15. Relay Board (A) Resisto r value is in OHMs. Ref. No. Part No. Part Name & Description R409 D1AB5006A002 Re[...]

10.17. Paper Empty Sensor Board Resisto r value is in OHMs. Ref. No. Part No. Part Name & Description R450 ERDS2TJ181T Resistor / 180 (1/4W) PI450 LTH301-07P5M Photo-interrupter CN450 53254-0310 Connector 1 PJUPB0008Z-A Bare PCB (7UP) 10.18. 2nd Feeder I / F Board Ref. No. Part No. Part Name & Description CN452 B9B-PH-K-S Connector CN453 MD[...]