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General Timing Chart / General
Circuit Diagram
iR C6800 Series
Jan 20 2005

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Table of Contents

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   Summary of Contents for Canon iR C6800 Series

  • Page 1 General Timing Chart / General Circuit Diagram iR C6800 Series Jan 20 2005...
  • Page 3 IMPORTANT  This documentation is published by Canon Inc., Japan, to serve as a source of reference for work in the field.  Specifications and other information contained herein may vary slightly from actual machine values or those found in advertising and other printed matter.
  • Page 5: Table Of Contents

    Contents 1 General Timing Chart............................... 1 Full color ................................. 1 Mono color ................................3 2 General Circuit Diagram ............................5 Signal Names................................5 General Circuit Diagram ............................16...
  • Page 7: General Timing Chart

    1 General Timing Chart Full color iR C6800C / iR C6800CN / iR 5800C / iR 5800CN...
  • Page 8 <Conditions> reading: book, 1 A4 original printing: A4, plain paper, single-sided, full color, 2 prints Start key ON :forward :reverse STBY SCFW SCRW STBY Scanner motor (M501) Scanning lamp Scanner HP sensor (PS501) Image formation ready timing Start key ON Printer unit PSTBY PINTR...
  • Page 9: Mono Color

    Mono color iR C6800C / iR C6800CN / iR 5800C / iR 5800CN <Conditions> reading: book mode, 1 A4 original printing: A4, plain paper, single-sided, mono color, 2 prints Start key ON :forward :reverse STBY SCFW SCRW STBY Scanner motor (M501) Scanning lamp Scanner HP sensor...
  • Page 11: General Circuit Diagram

    2 General Circuit Diagram Signal Names List Of Signals iR C6800C / iR C6800CN / iR 5800C / iR 5800CN T-2-1 Abbreviation Signal name AFTER_TRNS_HP_S post-transfer paper detection signal ATR_REF ATR sensor reference signal ATR_SIG ATR sensor signal ATR_VCC ATR power supply signal ATR_VSS ATR sensor light detection signal ATRLED_ON...
  • Page 12 Abbreviation Signal name CLR_TNR_SPLY_C color toner supply clutch drive signal CMNCLK_A1 HVT1 high-voltage bias reference signal CMNCLK_A1 HVT2 high-voltage bias reference signal CNT0 laser control signal 0 CNT1 laser control signal 1 CRG_MTR_ON black toner supply motor drive signal CST_FEED_M_CLK cassette pickup motor drive signal A CST_FEED_M_CLK cassette pickup motor drive signal AB...
  • Page 13 Abbreviation Signal name DEV_MTR_SEL development motor speed switchover signal DEVBKCLK1 black developing bias reference signal A DEVCLCLK_A1 color developing bias reference signal A DEVCLCLK_B1 color developing bias reference signal B DRAM_HP_SNS drum HP detection signal DRUM_HEAT_ON drum heater drive signal DRUM_MTR_BRAK drum/ITB motor drive direction switchover signal DRUM_MTR_CLK...
  • Page 14 Abbreviation Signal name DUPLEX_RIGHT_M _CLK_A duplexing right motor drive signal A DUPLEX_RIGHT_M _CLK_AB duplexing right motor drive signal AB DUPLEX_RIGHT_M _CLK_B duplexing right motor drive signal B DUPLEX_RIGHT_M _CLK_BB duplexing right motor drive signal BB ELIMINATE static eliminator bias drive signal ENV_HUM_CLK environment sensor reference signal ENV_TEMP...
  • Page 15 Abbreviation Signal name FIX_ENT_SNS fixing inlet detention signal FIX_FAN fixing exhaust fan drive signal FIX_FAN_LOK* fixing exhaust fan lock detection signal FIX_MTR_BRAKE fixing motor stop signal FIX_MTR_CLK fixing motor reference signal FIX_MTR_ID fixing motor identification signal FIX_MTR_LOK* fixing motor lock detection signal FIX_MTR_ON fixing motor drive signal FIX_MTR_SEL...
  • Page 16 Abbreviation Signal name L_DECK_LIMIT_SN left deck limit detection signal L_DECK_M_CLKA left deck pickup motor drive signal A L_DECK_M_CLKAB left deck pickup motor drive signal AB L_DECK_M_CLKB left deck pickup motor drive signal B L_DECK_M_CLKBB left deck pickup motor drive signal BB L_DECK_PAP_HIG HT_SNS left deck lifter detection signal...
  • Page 17 Abbreviation Signal name MAIN-TR-ERR fixing main heater error signal MLT_LAST_PAP_S last sheet detection signal MLT_PAP_SNS manual feed paper detection signal MLT_PAP_WIDTH manual feed paper width detection signal MLT_SL manual feed pickup solenoid drive signal MLT_TRAY_OPN manual feed unit open/closed detection signal MODE finisher mode switchover signal OHP_LED0...
  • Page 18 Abbreviation Signal name pre-transfer charging wire cleaning motor drive POST_CLN_MTR1 signal 1 POST_DC_ON pre-transfer bias DC drive signal POSTCLK_A1 pre-transfer bias reference signal A POSTCLK_B1 pre-transfer bias reference signal B POSTCONT pre-transfer bias control signal PRE_REGI_MTR_A manual feed pre-registration motor drive signal A PRE_REGI_MTR_A* manual feed pre-registration motor drive signal A* PRE_REGI_MTR_B...
  • Page 19 Abbreviation Signal name R_DECK_M_CLKB right deck pickup motor drive signal B R_DECK_M_CLKBB right deck pickup motor drive signal BB R_DECK_PAP_HIG HT_SNS right deck lifter detection signal R_DECK_PAP_SNS right deck paper detection signal R_DECK_PULL_M_ CLKA right deck pull-off motor drive signal A R_DECK_PULL_M_ CLKAB right deck pull-off motor drive signal AB...
  • Page 20 Abbreviation Signal name ROT_MTR_B* developing rotary motor drive signal B* ROTARY_HP_SNS developing rotary HP detection signal ROTARY_SL developing rotary fixing solenoid drive signal ROTARY_SL_SNS developing rotary fixing detection signal RSET finisher reset signal SCN_ACC* scanner motor acceleration signal SCN_DEC* scanner motor deceleration signal SCN_FG_IN* scanner motor speed detection signal SEC_ROLL_PRESS_...
  • Page 21 Abbreviation Signal name TR1_ON primary transfer bias drive signal TR1CONT primary transfer bias control signal TR1CONTN primary transfer reverse bias control signal TR1CRTCONT primary transfer current control signal TR1ELM_ON primary transfer static eliminator bias drive signal TR1ELM_TRN primary transfer static eliminator bias drive signal TR1ELMCONT primary transfer static eliminator bias control signal TR1RVSEL...
  • Page 22: General Circuit Diagram

    Abbreviation Signal name VPASS_SNS_0 vertical path 0 detection signal VPASS_SNS1 vertical path 1 paper detection signal VPASS_SNS2 vertical path 2 paper detection signal VPASS_SNS3 vertical path 3 paper detection signal VPASS_SNS4 vertical path 4 paper detection signal WASTE_TNR_ERRO waste toner screw lock detection signal YOKO_REGI_CLK_ laser scanner motor drive signal A YOKO_REGI_CLK_...
  • Page 23 Power cord base AC driver PCB Leakage breaker Power cord for 100 V Power cord for 120 V Power supply inlet harness for 230 V Main power supply Switch PCB Cassette heater Deck heater Outside heater Main power switch Fixing main Fixing sub Locking heater heater...
  • Page 24 General Circuit Diagram 2 (Printer) iR C6800C / iR C6800CN / iR 5800C / iR 5800CN To reader unit Main controller PCB DC/DC converter PCB 1 DC power supply relay PCB To interlock switch DC/DC converter PCB 2 Pickup driver Side paper deck To finisher HVT2...
  • Page 25 General Circuit Diagram 3 (Printer) iR C6800C / iR C6800CN / iR 5800C / iR 5800CN...
  • Page 26 DC controller PCB AC driver sub PCB Laser driver PCB HVT2 Polygon mirror motor BD PCB Laser scanner unit AC driver PCB Development high-voltage sub PCB F14-4011-A504 F-2-3...
  • Page 27 General Circuit Diagram 4 (Printer) iR C6800C / iR C6800CN / iR 5800C / iR 5800CN DC controller PCB Primary charging wire cleaning motor ITB cleaner Black toner supply door drive motor open/closed sensor Pre-transfer charging Hopper stirring Black toner supply motor Hopper toner level sensor Color toner wire...
  • Page 28 General Circuit Diagram 5 (Printer) iR C6800C / iR C6800CN / iR 5800C / iR 5800CN...
  • Page 29 DC controller PCB ITB home position ITB home position Patch image read sensor Patch image read sensor sensor (rear) sensor (front) shutter solenoid ITB unit Manual feed paper sensor Manual feed pickup solenoid Vertical path 0 sensor Last paper sensor Manual feed paper width sensor Multifeeder unit F14-4011-A506...
  • Page 30 General Circuit Diagram 6 (Printer) iR C6800C / iR C6800CN / iR 5800C / iR 5800CN...
  • Page 31 DC controller PCB Side Paper Deck U1 Finisher R1/R2 Drum home position sensor DC power supply relay PCB Drum/ITB motor Development motor Primary charging Color toner supply Black developing Color developing clutch exhaust fan clutch clutch Main drive unit F14-4011-A507 F-2-6...
  • Page 32 General Circuit Diagram 7 (Printer) iR C6800C / iR C6800CN / iR 5800C / iR 5800CN...
  • Page 33 DC controller PCB HVT1 Right deck sensor Fixing exhaust fan PS45 PS44 Left deck paper Left deck paper level sensor A level sensor B Cassette 3 paper size sensor Cassette 4 paper size sensor Lower right cover Vertical path 2 paper sensor open/closed sensor Left deck sensor PS38...
  • Page 34 General Circuit Diagram 8 (Printer) iR C6800C / iR C6800CN / iR 5800C / iR 5800CN DC controller PCB Left deck limit Left deck Left deck pickup Left deck paper level Left deck Left deck pickup sensor lifter sensor sensor sensor lifter sensor solenoid...
  • Page 35 General Circuit Diagram 9 (Printer) iR C6800C / iR C6800CN / iR 5800C / iR 5800CN DC controller PCB Cassette 3 pickup Cassette 3 pickup Cassette 3 pickup Cassette 3 paper Cassette 3 lifter Vertical path 3 solenoid sensor sensor sensor sensor sensor...
  • Page 36 General Circuit Diagram 10 (Printer) iR C6800C / iR C6800CN / iR 5800C / iR 5800CN DC Controller PCB Pickup driver PCB Vertical path motor Cassette 3 lifter motor Right deck lifter motor Cassette 4 lifter motor Left deck lifter motor Right deck pull-off motor Right deck pickup motor Left deck pickup motor...
  • Page 37 General Circuit Diagram 11 (Printer) iR C6800C / iR C6800CN / iR 5800C / iR 5800CN...
  • Page 38 DC controller PCB Vertical path confluence sensor Feedscrew lock detecting switch Primary charging suction fan Manual feed unit open/closes sensor Cassette 3 Cassettes 4 paper level sensor A paper level sensor A Cassette 3 Cassette 4 paper level sensor B paper left sensor B Front cover switch Manual feed unit...
  • Page 39 General Circuit Diagram 12 (Printer) iR C6800C / iR C6800CN / iR 5800C / iR 5800CN DC controller PCB To Fixing assembly To A503 Fixing assembly PS11 Fixing inlet sensor THM2 THM5 THM1 THM4 Locking main Locking sub Fixing main Fixing sub thermistor thermistor...
  • Page 40 General Circuit Diagram 13 (Printer) iR C6800C / iR C6800CN / iR 5800C / iR 5800CN DC controller PCB Potential sensor PCB Environment sensor Manual External delivery motor Developing rotary motor feed pre-registration motor Shift tray C1 Potential sensor UN11 F14-4011-A514 F-2-13...
  • Page 41 General Circuit Diagram 14 (Printer) iR C6800C / iR C6800CN / iR 5800C / iR 5800CN...
  • Page 42 DC controller PCB To fixing/feeding assembly Feed driver PCB HVT3 Post-transfer sensor Transparency sensor F14-4011-A515 (front; light-emitting) Transparency sensor Pre-registration sensor Transparency sensor (rear; light-emitting) Transparency sensor Secondary transfer roller Feed fan 2 Feed fan 1 (rear; light-emitting) (rear; light-emitting) HP sensor F-2-14...
  • Page 43 General Circuit Diagram 15 (Printer) iR C6800C / iR C6800CN / iR 5800C / iR 5800CN Feed driver PCB Delivery reversal solenoid Secondary transfer roller drive motor Delivery cooling fan 1 Horizontal registration motor Inside delivery Reversal vertical sensor path sensor Registration motor Duplex middle motor Duplex reversal motor...
  • Page 44 General Circuit Diagram 16 (Printer) iR C6800C / iR C6800CN / iR 5800C / iR 5800CN HVT2 HVT3 HVT1 Post-transformer Surge resistance PCB Secondary transfer unit Color developing contact ITB unit Pre-transfer high-voltage contact Primary/grid high-voltage contact Black developing unit F14-4011-A517 F-2-16...
  • Page 45 General Circuit Diagram 17 (Printer) iR C6800C / iR C6800CN / iR 5800C / iR 5800CN DC power supply PCB DC power supply relay PCB Power cooling fan F14-4011-A518 F-2-17...
  • Page 46 General Circuit Diagram 18 (Printer) iR C6800C / iR C6800CN / iR 5800C / iR 5800CN...
  • Page 47 Control key switch unit Control key NE controller Control card 4 ECO-ID Hard disk drive HDD flat cable Main controller PCB Reader controller DC controller PCB FRAM FAX BOX Control panel pickup PCB Keypad PCB Card reader For future expansion Control panel inverter PCB F14-4011-A519...
  • Page 48 General Circuit Diagram 19 (Printer) iR C6800C / iR C6800CN / iR 5800C / iR 5800CN Speaker G3 FAX/Multiport control PCB G3 FAX power supply PCB Flat cable DC power supply PCB G3 pseudo IC PCB AC driver PCB NCU PCB F14-4011-A520 F-2-19...
  • Page 49 General Circuit Diagram 20 (Reader) iR C6800C / iR C6800CN / iR 5800C / iR 5800CN...
  • Page 50 Lens heater H501 To printer To main controller To ADF Mirror heater H502 Scanner motor Reader cooling fan M501 Scanner HP sensor FM501 PS501 ADF open/close sensor 1 ADF open/closed sensor 2 PS502 PS503 Interface PCB To PC To PC Reader controller PCB PS506 PS507...
  • Page 51 Jan 20 2005...

This manual is also suitable for:

Ir c6800cnIr c6800cIr 5800cIr 5800cn

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