Ricoh G184 Service Manual Download

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PREVENTIVE MAINTENANCE

PREVENTIVE MAINTENANCE REVISION HISTORY

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CÓPIA NÃO CONTROLADA

Summary of Contents for G184

Page 1: ...G165 G166 G167 G181 G183 G184 SERVICE MANUAL 003359MIU C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 2: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 3: ...G165 G166 G167 G181 G183 G184 SERVICE MANUAL C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 4: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 5: ...G165 G166 G167 G181 G183 G184 SERVICE MANUAL 003359MIU C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 6: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 7: ...CORPORATION All product names domain names or product illustrations including desktop images used in this document are trademarks registered trademarks or the property of their respective companies T...

Page 8: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 9: ...nual should be either service trained or certified by successfully completing a Ricoh Technical Training Program Untrained and uncertified users utilizing information contained in this service manual...

Page 10: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 11: ...G166 SP C221N SP C221N SP C221N G167 SP C222DN SP C222DN SP C222DN G181 SP C220S SP C220S SP C220S G183 SP C221SF SP C221SF SP C221SF G184 SP C222SF SP C222SF SP C222SF DOCUMENTATION HISTORY REV NO DA...

Page 12: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 13: ...4 POWER REQUIREMENTS 1 3 1 1 5 INSTALLATION PROCEDURE 1 3 PREVENTIVE MAINTENANCE 2 PREVENTIVE MAINTENANCE 2 1 2 1 PREVENTIVE MAINTENANCE 2 1 2 1 1 USER REPLACEABLE ITEMS 2 1 REPLACEMENT AND ADJUSTMEN...

Page 14: ...OR 3 21 3 6 5 ITB IMAGE TRANSFER BELT CONTACT SENSOR 3 22 3 6 6 TM TONER MARK SENSOR BASE 3 23 3 6 7 WASTE TONER BOTTLE SET SENSOR 3 24 3 6 8 WASTE TONER OVERFLOW SENSOR 3 26 3 7 PAPER TRANSFER 3 27 3...

Page 15: ...FUSING FAN MOTOR 3 52 3 11 6 LSU FAN MOTOR 3 53 3 11 7 ID CHIP BOARD 3 54 3 11 8 PSU 3 55 Fuse 3 56 3 11 9 HIGH VOLTAGE POWER SUPPLY BOARD 3 57 3 11 10 TEMPERATURE HUMIDITY SENSOR 3 57 3 11 11 DUPLEX...

Page 16: ...OTING 4 1 4 1 ERROR CODES 4 1 4 1 1 OVERVIEW 4 1 4 1 2 ERROR CODES LIST 4 1 4 2 SERVICE CALL CONDITIONS 4 5 4 2 1 SUMMARY 4 5 4 2 2 ENGINE SC 4 6 SC 1xx Other Error 4 6 SC 2xx Laser Optics Error 4 6 S...

Page 17: ...24 SP Mode 1 5 27 SP Mode 2 5 29 5 3 SERVICE MENU MF MODEL 5 35 5 3 1 OVERVIEW 5 35 5 3 2 MAINTENANCE MODE MENU 5 36 Entering the Maintenance Mode Menu 5 36 Selecting an Item 5 36 Going into the Next...

Page 18: ...ICAL COMPONENT LAYOUT 6 5 Engine 6 5 6 1 5 BOARD STRUCTURE 6 8 Descriptions 6 8 6 1 6 PRINTING PROCESS 6 10 6 2 PROCESS CONTROL 6 12 6 2 1 OVERVIEW 6 12 6 2 2 PROCESS CONTROL FLOW 6 13 6 2 3 PROCESS C...

Page 19: ...BELT ROLLER BIAS 6 33 6 6 3 TRANSFER BELT CONTACT 6 34 6 6 4 ITB IMAGE TRANSFER BELT CLEANING UNIT 6 35 6 6 5 TRANSFER ROLLER OVERVIEW 6 36 6 6 6 PAPER TRANSFER AND DISCHARGE 6 37 Transfer Roller 6 37...

Page 20: ...pages 6 53 Feed out jam detection 6 54 6 10 SCANNER 6 55 6 10 1 OVERVIEW 6 55 6 10 2 DRIVE 6 56 SPECIFICATIONS 7 SPECIFICATIONS 7 1 7 1 GENERAL SPECIFICATIONS 7 1 7 1 1 PRINTER MODEL 7 1 7 1 2 MF MOD...

Page 21: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 22: ...849 REPLACEMENT AND ADJUSTMENT TROUBLESHOOTING SERVICE TABLES DETAILED DESCRIPTIONS SPECIFICATIONS TAB POSITION 2 TAB POSITION 1 TAB POSITION 3 TAB POSITION 4 TAB POSITION 6 TAB POSITION 5 TAB POSITIO...

Page 23: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 24: ...iod Be careful to keep hands away from the mechanical and electrical components as the printer starts operation 5 The inside and the metal parts of the fusing unit become extremely hot while the print...

Page 25: ...the same or an equivalent type recommended by the manufacturer Discard batteries in accordance with the manufacturer s instructions and local regulations Laser Safety The Center for Devices and Radiol...

Page 26: ...seriously damage your eyes CAUTION MARKING Symbols Abbreviations and Trademarks This manual uses several symbols and abbreviations The meaning of those symbols and abbreviations are as follows See or...

Page 27: ...a registered trademark of Hewlett Packard Company Ethernet is a registered trademark of Xerox Corporation PowerPC is a registered trademark of International Business Machines Corporation Other produc...

Page 28: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 29: ...INSTALLATION INSTALLATION REVISION HISTORY Page Date Added Updated New None C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 30: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 31: ...temperature changes This includes Areas directly exposed to cool air from an air conditioner Areas directly exposed to heat from a heater 6 Do not put the machine in areas that get exposed to corrosiv...

Page 32: ...e near the power source with these clearances Printer Model Left side Over 20 cm 7 9 Rear Over 10 cm 4 Right side Over 10 cm 4 Front Over 70 cm 27 5 MF Model Left side Over 20 cm 7 9 Rear Over 20 cm 7...

Page 33: ...ure that you ground the machine Input voltage level 120 V 60 Hz More than 11 A for North America 220 V to 240 V 50 Hz 60 Hz More than 6 A for Europe Asia Permitted voltage fluctuation 10 Do not set an...

Page 34: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 35: ...PREVENTIVE MAINTENANCE PREVENTIVE MAINTENANCE REVISION HISTORY Page Date Added Updated New None C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 36: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 37: ...Waste Toner Bottle Approx 25 k prints bottle See condition 4 Condition 1 An A4 8 5 x11 5 chart is used to measure the above yield 2 The condition is standard temperature and humidity 3 These yield va...

Page 38: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 39: ...HISTORY Page Date Added Updated New 7 08 24 2009 Add IMPORTANT message to refer to TSB 026 11 08 24 2009 Add IMPORTANT message to refer to TSB 026 17 18 08 11 2008 Image Transfer Belt Removal Simplifi...

Page 40: ...G165 G166 G167 G181 G183 G184 4 SM C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 41: ...t 3 REPLACEMENT AND ADJUSTMENT 3 1 BEFORE YOU START If there are printer jobs in the machine print out all jobs in the printer buffer Turn off the main power switch and unplug the machine before you d...

Page 42: ...ecial Tools G165 G166 G167 G181 G183 G184 3 2 SM 3 2 SPECIAL TOOLS PC Windows 2000 XP Vista Windows Server 2003 2003 R2 or Mac OS X USB cable or Crossover cable C PIA N O CONTROLADA C PIA N O CONTROLA...

Page 43: ...3 G184 Replacement Adjustment 3 3 EXTERIOR COVERS Turn off the main power switch and unplug the printer before you do the procedures in this section 3 3 1 REAR COVER 1 Rear tray cover A 2 Rear cover B...

Page 44: ...overs G165 G166 G167 G181 G183 G184 3 4 SM 3 3 2 OPERATION PANEL 1 Open the top cover A 2 Open the front cover B 3 Front harness cover C x 1 4 Operation panel D x 1 x 1 C PIA N O CONTROLADA C PIA N O...

Page 45: ...Rear cover Rear Cover 2 Operation panel Operation Panel 1 Right cover A x 4 Top front screw M3x6 others M4x6 3 3 4 LEFT COVER 1 Rear cover Rear Cover 2 Operation panel Operation Panel 1 Left cover A x...

Page 46: ...3 3 5 FRONT COVER UNIT 1 Rear cover Rear Cover 2 Operation panel Operation Panel 3 Transfer unit Transfer Unit 4 Right cover Right Cover 5 Cover link gear unit A x 2 6 Release the belt B 7 Front cover...

Page 47: ...ng any of the procedures in this section Laser beams can cause serious eye injury 3 4 1 CAUTION DECAL LOCATIONS Caution decals are attached as shown below Be sure to turn off the main power switch and...

Page 48: ...CS HOUSING UNIT 1 Rear cover Rear Cover 2 Controller box cover Controller Board 3 MF model only Remove the controller bracket EGB 4 Disconnect the three harnesses from CN301 302 and 303 on the EGB x 3...

Page 49: ...guide to the right 7 Stoppers C x 2 each left side and right side 8 Remove the springs D left side and right side 9 Remove the laser optics housing unit E from the top cover and place it on the main b...

Page 50: ...Laser Optics G165 G166 G167 G181 G183 G184 3 10 SM 10 Take out the harnesses F x 1 11 Remove the laser optics housing unit C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 51: ...for the laser optics housing unit Printer model LSU Adjustment in the SP Mode 2 tab MF model LSU Adjustment in the Engine Maintenance menu MF model The settings are on a sheet of paper that comes wit...

Page 52: ...CARTRIDGE 3 5 1 AIO CARTRIDGE ALL IN ONE CARTRIDGE 1 Open the top cover 2 AIO cartridge A 3 5 2 BLACK AIO MOTOR 1 Left cover Left Cover 2 Disconnect the fusing connector A and remove the fusing relay...

Page 53: ...G183 G184 Replacement Adjustment 3 Fusing harness guide C x 2 4 Disconnect the connectors shown by arrows in the above picture and release all harnesses on the harness guide D 5 Harness guide D x 4 C...

Page 54: ...AIO Cartridge G165 G166 G167 G181 G183 G184 3 14 SM 6 Drive unit E x 4 7 Drive unit guide F x 3 8 Black AIO gear G snap ring x 1 C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 55: ...AIO Cartridge SM 3 15 G165 G166 G167 G181 G183 G184 Replacement Adjustment 9 Black AIO motor H x 3 C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 56: ...G166 G167 G181 G183 G184 3 16 SM 3 5 3 COLOR AIO MOTOR 1 Drive unit Black AIO Motor 2 Drive unit guide A x 3 3 Color AIO gears B ring stopper x 1 each 4 Color AIO motor C x 3 C PIA N O CONTROLADA C P...

Page 57: ...e lower fusing entrance guide instead of the fusing unit during image transfer belt removal 1 Remove all the AIO cartridges AIO Cartridge 2 Transfer unit Transfer Unit 3 Remove the lower fusing entran...

Page 58: ...ansfer Unit Life Counter with the SP Mode 2 tab printer model or the Engine Maintenance menu MF model 3 Close the front cover 4 Execute Trans Belt Adjust with the SP Mode 2 tab printer model or the En...

Page 59: ...CLEANING UNIT The ITB cleaning unit contains waste toner When removing the ITB cleaning unit put it on a sheet of paper 1 Image transfer belt unit Image Transfer Belt Unit 2 Left handle A hook bushing...

Page 60: ...fer G165 G166 G167 G181 G183 G184 3 20 SM 3 6 3 AGITATOR MOTOR 1 Right cover Right Cover 2 Motor bracket A x 2 3 Agitator motor assembly B x 1 x 1 4 Agitator motor C x 2 C PIA N O CONTROLADA C PIA N O...

Page 61: ...81 G183 G184 Replacement Adjustment 3 6 4 ITB IMAGE TRANSFER BELT CONTACT MOTOR 1 Agitator motor Agitator Motor 2 Release the wire A 3 ITB contact motor assembly B x 1 x 1 4 ITB contact motor C x 2 C...

Page 62: ...SM 3 6 5 ITB IMAGE TRANSFER BELT CONTACT SENSOR 1 Right cover Right Cover 2 High voltage power supply board High Voltage Power Supply Board 3 ITB contact sensor assembly A x 1 x 1 4 ITB contact sensor...

Page 63: ...cover 2 Remove all AIO cartridges AIO Cartridge 3 Slide the ITB unit to the front side or remove it 4 Rear cover Right Cover 5 Controller box cover Controller Board 6 MF models only Controller bracket...

Page 64: ...WASTE TONER BOTTLE SET SENSOR 1 Remove all AIO cartridges AIO Cartridge 2 Image transfer belt unit Image Transfer Belt Unit 3 EGB EGB 4 Remove two screws A for the waste toner sensor base 5 Waste ton...

Page 65: ...6 G167 G181 G183 G184 Replacement Adjustment 6 Waste toner bottle set sensor C hooks x 1 When reinstalling the waste toner bottle set sensor connect it to the white connector of the harness C PIA N O...

Page 66: ...artridge 2 Image transfer belt unit Image Transfer Belt Unit 3 EGB EGB 4 Waste toner sensor base Waste Toner Bottle Set Sensor 5 Waste toner overflow sensor A hooks x 1 When reinstalling the waste ton...

Page 67: ...sfer SM 3 27 G165 G166 G167 G181 G183 G184 Replacement Adjustment 3 7 PAPER TRANSFER 3 7 1 TRANSFER UNIT 1 Open the front cover 2 Release the locks A 3 Transfer unit B C PIA N O CONTROLADA C PIA N O C...

Page 68: ...3 28 SM 3 7 2 TRANSFER ROLLER 1 Transfer Unit Transfer Unit 2 Release the two hooks A at both sides of the transfer unit 3 Open the transfer roller unit B and remove it 4 Transfer roller assembly C x...

Page 69: ...Transfer SM 3 29 G165 G166 G167 G181 G183 G184 Replacement Adjustment 5 Release the holder D at the left side of the transfer roller unit hook 6 Transfer roller E C PIA N O CONTROLADA C PIA N O CONTR...

Page 70: ...springs A both sides 4 Registration idle roller B x 2 gear x 1 bushing x 2 5 Registration roller C x 2 gear x 2 bushing x 2 Reassembling the registration roller unit When installing the tension spring...

Page 71: ...31 G165 G166 G167 G181 G183 G184 Replacement Adjustment 3 7 4 REGISTRATION SENSOR 1 Right Cover Right Cover 2 Registration sensor assembly A x 1 x 1 3 Registration sensor B hooks C PIA N O CONTROLADA...

Page 72: ...66 G167 G181 G183 G184 3 32 SM 3 7 5 REGISTRATION CLUTCH 1 Rear cover Rear Cover 2 Left cover Left Cover 3 Transport Fusing motor Transport Fusing Motor 4 Registration clutch A x 1 C PIA N O CONTROLAD...

Page 73: ...o restore the insulators shields etc after you service the fusing unit 3 8 1 FUSING UNIT 1 Open the front cover 2 Rear cover Rear Cover 3 Right cover Right Cover 4 Left cover Left Cover 5 Disconnect t...

Page 74: ...it Fusing Unit 2 Fusing front cover A x 4 3 Fusing lamp B x 2 ground cable x 1 When Reinstalling the Fusing Lamp The terminal A which shows the voltage and power ratings must be placed at the left sid...

Page 75: ...1 Rear cover Rear Cover 2 Left cover Left Cover 3 Disconnect the fusing connector A hook 4 Fusing harness guide B x 2 5 For only the duplex model Duplex timing belt C 6 Transport Fusing motor assembl...

Page 76: ...G181 G183 G184 3 36 SM 3 9 PAPER FEED 3 9 1 PAPER FEED CLUTCH 1 Rear cover Rear Cover 2 Left cover Left Cover 3 Disconnect the fusing relay harness A hook 4 Paper feed clutch B x 1 x 1 C PIA N O CONTR...

Page 77: ...waste toner bottle 3 Rear cover Rear Cover 4 Left cover Left Cover 5 Paper feed clutch Paper Feed Clutch 6 Close the top cover and front cover 7 Pull out the tray 8 Stand the machine with the rear sid...

Page 78: ...t the tray 2 Push down the bottom plate A 3 Separation pad B hooks spring x 1 When reinstalling the separation pad make sure that the mylar C is not placed under the separation pad The right side imag...

Page 79: ...ent Adjustment 3 9 4 PAPER END SENSOR 1 Rear cover Rear Cover 2 Right cover Right Cover 3 High voltage power supply board High Voltage Power Supply Board 4 Paper end sensor assembly A x 1 5 Paper end...

Page 80: ...184 3 40 SM 3 10 PAPER EXIT 3 10 1 PAPER EXIT ROLLER 1 Operation panel Operation Panel 2 Remove the bushing A x 1 3 Paper exit roller B x 1 4 Remove the four exit guides C and gear D bushing x 1 C PIA...

Page 81: ...4 Replacement Adjustment When reinstalling the paper exit roller Make sure that the ground wire A from the discharge sheet touches the ground plate B on the machine after reinstalling the paper exit r...

Page 82: ...G165 G166 G167 G181 G183 G184 3 42 SM 3 10 2 PAPER EXIT SENSOR 1 Rear cover Rear Cover 2 Right cover Right Cover 3 Right bracket A x 4 4 Paper exit sensor B hooks x 1 C PIA N O CONTROLADA C PIA N O C...

Page 83: ...justment 3 11 ELECTRICAL COMPONENTS 3 11 1 CONTROLLER BOARD GDI PCL Controller Board Printer Model 1 Rear cover Rear Cover 2 Controller box cover A x 7 3 Interface bracket B x 2 4 GDI controller board...

Page 84: ...r Board MF Model 1 Rear cover Rear Cover 2 Controller box cover A x 7 3 Interface bracket B x 2 4 Main controller board C flat cable x 1 all s x 6 The photo above left shows the G184 and the photo abo...

Page 85: ...81 G183 G184 Replacement Adjustment PDL Board G184 only 1 Rear cover Rear Cover 2 Controller box cover see Main Controller Board above 3 Interface bracket see Main Controller Board above 4 PDL board A...

Page 86: ...M 3 11 2 EGB ENGINE BOARD Printer Model 1 Rear cover Rear Cover 2 GDI controller or PCL controller board Controller Board 3 EGB A x 6 all s 4 EEPROM B When installing the new EGB 1 Remove the EEPROM f...

Page 87: ...ng to the left side of the board after you replace the EGB 3 Replace the EEPROM if the EEPROM on the old EGB is defective Keep the EEPROM away from objects that can cause static electricity Static ele...

Page 88: ...s G165 G166 G167 G181 G183 G184 3 48 SM MF Model 1 Rear cover Rear Cover 2 Controller box cover Controller Board 3 Controller bracket A x 3 ground cable x 1 all s flat cable x 1 C PIA N O CONTROLADA C...

Page 89: ...tall it on the new EGB with the mark A pointing to the left side of the board after you replace the EGB 3 Replace the EEPROM if the EEPROM on the old EGB is defective Keep the EEPROM away from any obj...

Page 90: ...ponents G165 G166 G167 G181 G183 G184 3 50 SM 3 11 3 FCU G183 G184 ONLY 1 Rear cover Rear Cover 2 Controller box cover Controller Board 3 Controller bracket EGB 4 FCU A x 4 C PIA N O CONTROLADA C PIA...

Page 91: ...Rear Cover 3 Left cover Left Cover 4 Interlock switch base A x 4 all s Removing the spring B first makes this procedure easier Remove all the connectors after the interlock switch base has been remove...

Page 92: ...n panel Operation Panel 2 Rear cover Rear Cover 3 Left cover Left Cover 4 Interlock switch base Interlock Switches 5 Fusing fan base A x 2 x 1 6 Fusing fan motor B hooks x 1 Install the fusing fan mot...

Page 93: ...cement Adjustment 3 11 6 LSU FAN MOTOR 1 Operation panel Operation Panel 2 Rear cover Rear Cover 3 Left cover Left Cover 4 LSU fan motor A hooks x 1 Install the LSU fan motor with its decal facing the...

Page 94: ...x cover printer model Controller Board or controller bracket MF model Controller Board 5 Disconnect the connector CN305 on the EGB 6 Interlock switch base Interlock Switches 7 Fusing fan base Fusing F...

Page 95: ...8 PSU 1 Operation panel Operation Panel 2 Rear cover Rear Cover 3 Left cover Left Cover 4 Drive unit Black AIO Motor 5 LSU fan base LSU Fan Motor 6 PSU guide A x 3 7 Power cord bracket B x 2 8 Ground...

Page 96: ...re is a removable fuse on the PSU Fuse No Rating FU101 NA 15 A 125V FU101 EU ASIA 6 3A 250V Use a correct rating fuse for the fuse replacement Never use a wrong rating fuse If you do the machine may b...

Page 97: ...s 1 Operation panel Operation Panel 2 Rear cover Rear Cover 3 Right cover Right Cover 4 High Voltage Power Supply Board A x 7 ground cable x 1 x 1 3 11 10 TEMPERATURE HUMIDITY SENSOR 1 Operation panel...

Page 98: ...11 11 DUPLEX MOTOR DUPLEX MODEL 1 Operation panel Operation Panel 2 Rear cover Rear Cover 3 Left cover Left Cover 4 Disconnect the fusing connector A 5 Duplex timing belt B 6 Left bracket C x 4 7 Dup...

Page 99: ...s SM 3 59 G165 G166 G167 G181 G183 G184 Replacement Adjustment 3 11 12 SPEAKER G183 G184 ONLY 1 Rear cover Rear Cover 2 Controller box cover Controller Board 3 Speaker A x 2 x 1 C PIA N O CONTROLADA C...

Page 100: ...1 to 11 with the front cover of the machine open After completing these steps turn off the machine 1 Open the front cover and turn on the machine The machine may issue an error code because the cover...

Page 101: ...mage Transfer Belt unit 16 Select ON or OFF for the consecutive fusing jam detection with the Fuser SC Detect box The default setting is OFF Select ON only if the customer wants to use this feature 17...

Page 102: ...d then input a serial number Ask your supervisor about how to access the serial number input display 6 Exit the serial number input display and then enter Engine Maintenance again 7 Select Destination...

Page 103: ...n vertical and horizontal direction and tray if necessary 18 Select 2nd Transfer Fuser Temp and then adjust the transfer roller bias and the temperature reduction of the fusing unit for each paper typ...

Page 104: ...ADF G165 G166 G167 G181 G183 G184 3 64 SM 3 12 ADF 3 12 1 ADF UNIT 1 Stand left cover A 2 Disconnect the ADF harness B and power cord C 3 Open the ADF unit D C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 105: ...1 G183 G184 Replacement Adjustment 4 Release the three hooks of the right hinge E 5 Lift the ADF unit 3 12 2 ORIGINAL TRAY 1 Open the ADF cover 2 Release the front tab A 3 Original tray B C PIA N O CO...

Page 106: ...2 3 ADF FEED UNIT 1 Open the ADF cover 2 Release the lock lever A 3 ADF feed unit B 3 12 4 ADF SEPARATION PAD 1 Open the ADF cover 2 ADF feed unit ADF Feed Unit 3 ADF separation pad A hook x 2 spring...

Page 107: ...NT COVER 1 ADF unit ADF Unit 2 Original Tray Original Tray 3 ADF feed unit ADF Feed Unit 4 ADF front cover A x 1 3 12 6 ADF REAR COVER 1 ADF unit ADF Unit 2 Original Tray Original Tray 3 ADF feed unit...

Page 108: ...5 G166 G167 G181 G183 G184 3 68 SM 3 12 7 ADF COVER 1 ADF unit ADF Unit 2 ADF front cover ADF Front Cover 3 ADF rear cover ADF Rear Cover 4 ADF top cover A two tabs C PIA N O CONTROLADA C PIA N O CONT...

Page 109: ...ADF MOTOR 1 ADF unit ADF Unit 2 Original Tray Original Tray 3 ADF feed unit ADF Feed Unit 4 ADF front cover ADF Front Cover 5 ADF rear cover ADF Rear Cover 6 ADF drive unit A x 4 all s 7 ADF motor ass...

Page 110: ...4 3 70 SM 3 12 9 ORIGINAL SET SENSOR 1 ADF unit ADF Unit 2 ADF feed unit ADF Unit 3 ADF motor assembly ADF Motor 4 Feed roller holder A x 1 5 Upper guide B x 2 6 Original set sensor C hooks C PIA N O...

Page 111: ...5 G166 G167 G181 G183 G184 Replacement Adjustment 3 12 10 ADF COVER OPEN SENSOR 1 Original tray Original Tray 2 ADF rear cover ADF Rear Cover 3 ADF cover open sensor x 1 x 1 C PIA N O CONTROLADA C PIA...

Page 112: ...ADF G165 G166 G167 G181 G183 G184 3 72 SM 3 12 11 ADF FEED SENSOR 1 ADF unit ADF Unit 2 ADF feed unit ADF Unit 3 Sensor cover A x 2 4 ADF feed sensor B hooks C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 113: ...G165 G166 G167 G181 G183 G184 Replacement Adjustment 3 12 12 ADF DRIVE BOARD 1 Original tray Original Tray 2 ADF rear cover ADF Rear Cover 3 ADF drive board A all s hooks C PIA N O CONTROLADA C PIA N...

Page 114: ...Box Cover 2 Disconnect the flat cable A 3 Stand left cover B and right cover C 1 hook each 4 Disconnect the scanner harness power cord and ground cable and the ADF harness and power cord if the ADF is...

Page 115: ...5 G166 G167 G181 G183 G184 Replacement Adjustment 6 Remove the stepped screw D 7 Push the lock button E and slide the scanner unit to the rear 8 ADF unit ADF Unit 9 Scanner unit C PIA N O CONTROLADA C...

Page 116: ...SM 3 13 2 SCANNER TOP COVER 1 Scanner unit Scanner Unit 2 Turn over the scanner unit 3 Scanner front cover A tabs x 3 4 Remove the six screws at the bottom of the scanner base B 5 Scanner top cover C...

Page 117: ...ment 3 13 3 SCANNER CARRIAGE UNIT 1 Scanner unit 2 Scanner top cover 3 Slide the scanner carriage unit A to the right side 4 Remove the timing belt tension spring B 5 Remove the flat cable C from the...

Page 118: ...Scanner G165 G166 G167 G181 G183 G184 3 78 SM 6 Bar holder D x 1 7 Carriage bar E and scanner carriage unit F C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 119: ...G165 G166 G167 G181 G183 G184 Replacement Adjustment 3 13 4 EXPOSURE LAMP 1 Scanner carriage unit Scanner Carriage Unit 2 Carriage top cover A x 2 x 1 3 Exposure lamp B hooks C PIA N O CONTROLADA C PI...

Page 120: ...SM When reinstalling the exposure lamp Wire the lamp cords as shown above Otherwise the top cover pinches the lamp cords and damages them when reinstalling the top cover on the scanner carriage unit...

Page 121: ...G166 G167 G181 G183 G184 Replacement Adjustment 3 13 5 LAMP STABILIZER BOARD 1 Scanner carriage unit Scanner Carriage Unit 2 Carriage bottom cover A x 2 3 Lamp stabilizer B x 1 C PIA N O CONTROLADA C...

Page 122: ...81 G183 G184 3 82 SM 3 13 6 SCANNER MOTOR 1 Scanner carriage unit Scanner Carriage Unit 2 Scanner motor A x 3 3 Carriage rail B x 2 4 Ground plate C double sided tape 5 Scanner motor C PIA N O CONTROL...

Page 123: ...TROUBLESHOOTING TROUBLESHOOTING REVISION HISTORY Page Date Added Updated New 19 21 07 29 2008 New Information Supp Info on Color Registration C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 124: ...Scanner C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 125: ...ERROR CODES LIST Cover Open The front or top cover is open 000 1 Close the front or top cover 2 Replace the interlock switches or actuator mechanism 010 AIO Set Error Black 011 AIO Set Error Magenta 0...

Page 126: ...sted by the job does not match the paper in the tray 030 1 Install the tray or put the correct size paper in the tray 2 Check the paper setting in the SOM Smart Organizing Monitor for printer models o...

Page 127: ...registration sensor or paper exit sensor Paper Exit Jam Error Paper Exit Fusing Unit A sheet of paper stays at the paper exit sensor or winds around the rollers in the fusing unit Paper slipped A shee...

Page 128: ...087 Toner End Yellow AIO Yellow toner near end or end Replace the yellow AIO 088 Waste Toner Bottle Near Full 089 Waste Toner Bottle Full Waste toner bottle near full or full Replace the waste toner...

Page 129: ...reconnect the connectors before you replace the PCBs if the problem concerns electrical circuit boards 4 Check the mechanical load before you replace motors or sensors if the problem concerns a motor...

Page 130: ...rgeted operating speed within 5 sec after turning on or changing speed Polygon motor error 2 OFF timeout 203 The polygon mirror motor does not leave the READY status within 3 sec after the polygon mot...

Page 131: ...ection signal for LDB M C is not output after the LDB unit has turned on while the polygon motor is rotating normally 224 Disconnected cable from the laser synchronizing detection unit or defective co...

Page 132: ...monitors the black drum motor state This monitoring is done immediately after power on when the motor starts rotating and immediately after the motor stops 396 Disconnected or defective motor harness...

Page 133: ...detect the home position of the ITB for 5 seconds after the ITB unit initialization has been done ITB Image Transfer Belt Unit Contact Position Error The ITB contact sensor does not detect the contact...

Page 134: ...cover is closed 480 Disconnected or defective harness Defective agitator motor 1 Check or replace the harness 2 Replace the agitator motor ITB Image Transfer Belt Unit Set Error The TM sensor does no...

Page 135: ...y LSU Fan Motor Error A LOCK signal is not detected for more than ten seconds while the motor START signal is on and if this error occurs twice consecutively this SC is issued 530 Disconnected or defe...

Page 136: ...ted Print Ready Temperature Error The heating roller temperature increase during a set time is not correct The fusing temperature does not reach the print ready temperature within a set time after the...

Page 137: ...ngine Maintenance Menu MF model to recover the machine after completing the recovery procedure Otherwise the machine continues to issue this SC code and cannot be operated Heating Lamp Full Power Erro...

Page 138: ...l to recover the machine after completing the recovery procedure Otherwise the machine continues to issue this SC code and cannot be operated Low Temperature Error The center thermistor detects 100 C...

Page 139: ...e machine continues to issue this SC code and cannot be operated Consecutive Fusing Jam The paper jam counter for the fusing unit reaches 3 The paper jam counter is cleared if the paper is fed correct...

Page 140: ...n flag of the EEPROM 669 EEPROM not initialized Defective EEPROM 1 Initialize the EEPROM 2 Replace the EEPROM 3 Replace the EGB GAVD Communication Error The ID of the GAVD is not identified during ini...

Page 141: ...er boards for this machine 2 Replace the controller board USB Network Device Error An interface error in the USB connection or NIB connection occurs 823 Controller board defective 1 Replace the contro...

Page 142: ...Service Call Conditions G165 G166 G167 G181 G183 G184 4 18 SM ROM Checksum Error A ROM checksum error at power on occurs 828 1 Replace the controller board C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 143: ...unit Heat roller 4 3 2 IMAGE PROBLEM Print out a mono color pattern all K C M or Y which will clarify if the cause is a problem with one of the AIOs Image transfer belt image transfer roller or the f...

Page 144: ...ettings inside the User Menu If the control unit version is earlier then v1 30 turn the main power OFF ON The color registration is performed automatically on earlier versions 2 If this does not corre...

Page 145: ...Image Problems SM 4 21 G165 G166 G167 G181 G183 G184 Trouble shooting Color Registration adjustment inside the SP2 tab SOM Rev 07 2008 C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 146: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 147: ...SERVICE TABLES SERVICE TABLES REVISION HISTORY Page Date Added Updated New 47 49 07 05 2009 Updated Information Service Menu MF Model C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 148: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 149: ...the service program execute the SOM Smart Organizing Monitor which is provided with the printer driver from your computer For details refer to the Smart Organizing Monitor Printer Model section MF Mod...

Page 150: ...ng the agreement click I accept the agreement and then click Next 7 In the Method to install printer driver dialog box clear the Search for network printers check box select the Connect a printer usin...

Page 151: ...Tables 5 2 3 ENTERING THE PRINTER CONFIGURATION To enter the service system setting 1 Start the SOM utility 2 Click the User Tools tab 3 Click Printer Configuration 4 The Access Code entry dialog appe...

Page 152: ...Smart Organizing Monitor Printer Model G165 G166 G167 G181 G183 G184 5 4 SM 7 The Printer Configuration GUI appears C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 153: ...the paper type and size settings Maintenance Adjusts the image registration and executes the color registration adjustment System Adjusts the system settings of the machine Network 1 Adjusts network s...

Page 154: ...he selectable paper sizes depend on the model For details refer to the Supported Paper Size List Tray 1 Paper type standard Thin Paper 60 75g m2 Plain Paper Plain Paper 90 105g m2 Recycled Color Prepr...

Page 155: ...216mm 3 54 8 50 inch Precision is two digits after the decimal point in inch or one digit after the decimal point in mm If an input value is more than the maximum value then it will be treated as the...

Page 156: ...ganizing Monitor Printer Model G165 G166 G167 G181 G183 G184 5 8 SM Item Selections Remarks MPT Not used Tray1 Priority Tray Tray2 indicates the factory default value C PIA N O CONTROLADA C PIA N O CO...

Page 157: ...step Range is 5 mm to 5 mm If the machine settings are reset to the factory defaults this value does not change Registration Tray 2 Adjustment Vertical 15 to 15 step 0 24 mm per step Range is 3 6 mm t...

Page 158: ...color registration and density tuning automatically The printer will warm up automatically after this setting is changed FW Update button FW update button This button is for updating the controller f...

Page 159: ...999 PCL only Default is 1 Always disabled in the GDI model Sub Paper Size Off Auto PCL A4 Letter override 2 Sided Print Off Short Edge Bind Long Edge Bind PCL only Blank Page Print Print Not Print Ma...

Page 160: ...ly Machine Comment Null string Up to 32 alphanumeric characters The factory default is null string Restore to Factory Default button Restores all settings to the factory default settings for the marke...

Page 161: ...e Polish Czech Hungarian Finnish Japanese Simplified Chinese Traditional Chinese Russian Used Access Code Not used Access code change button Changes the access code The button is grey if the Access co...

Page 162: ...Network 1 Group Tab Item Selections Remarks Machine Name String length is 32 Machine Comment String length is 32 Hardware Type Mac Address Information Active Protocol TCP IP Netware Apple Talk List o...

Page 163: ...rinter power must be turned off on for the new setting to take effect Will show all zero if network initialization is not finished Any change will be ignored before the end of network initialization T...

Page 164: ...CP is off The setting when DHCP is changed from on to off is the previous setting when DHCP was on If this setting is changed the printer power must be turned off on for the new setting to take effect...

Page 165: ...ive PCL only If this setting is changed the printer power must be turned off on for the new setting to take effect Apple Talk Active Not Active PCL only If this setting is changed the printer power mu...

Page 166: ...n for the new setting to take effect Bindery Both Login Mode NDS PCL only If this setting is changed the printer power must be turned off on for the new setting to take effect IPX File Server Name Nul...

Page 167: ...ault is null string If this setting is changed the printer power must be turned off on for the new setting to take effect Yes SMTP Authentication No SMTP Server Name Null string Up to 64 alpha numeric...

Page 168: ...Address Null string Up to 64 alphanumeric characters address for receiving e mail The factory default is null string Administrator e mail address Null string Up to 64 alphanumeric characters The fact...

Page 169: ...Selections Remarks Community Name Null string Up to 15 alphanumeric characters The factory default is null string SNMP Host IP Address 0 0 0 0 The factory default is 0 0 0 0 If this setting is changed...

Page 170: ...hanged the printer power must be turned off on for the new setting to take effect A valid string length is 0 or 20 String lengths of 1 19 will cause the setting to be invalid But SOM will not create a...

Page 171: ...Group Tab Item Selections Remarks Zone Name PCL only Default is Up to 32 in length The factory default string is If this setting is changed the printer power must be turned off on for the new setting...

Page 172: ...Landscape Form Lines 5 to 128 by 1 If the machine settings are reset to the factory defaults this value does not change Font Number 0 89 The factory default value is 0 Font Size 4 to 999 75 by 0 25 1...

Page 173: ...SO L2 ISO L5 PC 8 PC 8 D N PC 850 PC 852 PC 858 PC 8 TK Win L1 Win L2 Win L5 Desktop PS Text VN Intl VN US MS Publ Math 8 PS Math VN Math Pi Font Legal ISO 4 ISO 6 ISO 11 ISO 15 ISO 17 ISO 21 ISO 60 I...

Page 174: ...Item Selections Remarks 600x600dpi 1bit 600x600dpi 2bits Resolution 600x600dpi 4bits 600 x 600 dpi 600 x 600 dpi 2bits Resolution 600 x 600 dpi 4bits Off Solid color Presentation PS Color Profile Phot...

Page 175: ...t Should by text graphic image 200 to 400 250 default 10 step Total Total printed page counter Color Total printed color page counter B W Total printed mono page counter Duplex Total printed duplex pa...

Page 176: ...s K using the M C Y data from the engine Accumulate K M C Y coverage Added from recent coverage Stored in the EEPROM Error History Error code listing Maximum 16 error codes There is nothing displayed...

Page 177: ...Black and White in the total counter When you click the Init Engine EEPROM button the engine EEPROM is initialized Turn the machine power off on after you change this setting Serial No 11 characters D...

Page 178: ...etting The printer will warm up automatically after this setting is changed SOM will show a blank space if the printer destination setting is unknown LSU Adjustment Input 160 bytes setting Character a...

Page 179: ...sed on the default value The range of adjustment is from 15 A to 15 A in units of 1 The printer will warm up automatically after this setting is changed Back 15 to 15 This adjusts the transfer roller...

Page 180: ...isplays the current maintenance ID number Do not change this setting Designed for Factory Use Registration Horizontal 1 32mm per step Range is 15mm to 15mm If the machine settings are reset to the fac...

Page 181: ...ne settings are reset to the factory defaults this value does not change The printer will exit the energy saver state after this setting is changed Horizontal 1 32mm per step Range is 5mm to 5mm If th...

Page 182: ...the factory defaults this value does not change The printer will exit the energy saver state after this setting is changed Fuser SC Reset This button is for resetting an SC related with the fusing er...

Page 183: ...n the power on Each menu is classified as follows Menu Mode Maintenance Mode Menu This is a menu for maintenance and service Special Mode Reseller Default Settings Menu This is a menu for initializing...

Page 184: ...rn to the previous level of an item press the Return key Exiting the Maintenance Mode Menu To exit the maintenance mode menu press the Clear Stop or Return key until the Ready display appears Menu Lis...

Page 185: ...verage2 Tray2 Print Reports G3 Protocol dump list G3 protocol dump of the latest communication is printed G181 doesn t support this Off Default Error On Engine Maintenance Init Engine EEPROM This clea...

Page 186: ...t Adjust When you execute Trans Belt Adjust the transfer belt adjustment is done This calibrates the motor speed to match the length of the new transfer belt Fuser SC Detect On Off If On the engine de...

Page 187: ...is where you are controlling exactly how much ink will be used during printing 200 to 400 250 Default 10 step Setting 0 Off Toner Limit Image Determines the maximum amount of ink toner you can use in...

Page 188: ...Default 4 mm step Vert Tray1 Adjusts the vertical registration for tray 1 If the machine settings are reset to the factory defaults this value does not change 15 to 15 0 Default 0 24 mm step Horiz Tra...

Page 189: ...chine settings are reset to the factory defaults this value does not change 15 to 15 0 Default 0 3 mm step Reset Count Resets counters to factory defaults Clear Count Clears the Scanner and Jam Counte...

Page 190: ...Scan sub scan magnification G181 doesn t support this 0 9 to 0 9 0 Default 0 1 step Flatbed Main Reg Adjusts the Flatbed Scan main scan magnification G181 doesn t support this 0 9 to 0 9 0 Default 0...

Page 191: ...mode 35 Sec 45 Sec 55 Sec Default 60 Sec 90 Sec 140 Sec T1 Timer Set the time length for the T1 timer 40 Sec Default 50 Sec Protocol Definition Timer T4 Timer Set the time length for the T4 timer 3 Se...

Page 192: ...the off hook detection threshold 10V Default 15V 20V 25V Redial Interval Sets the redial interval when Tx fails 5 Min 6 Min TX Settings Redialings Sets the number of redials when Tx fails 2 times 3 T...

Page 193: ...minimum pause during tone dialing 100 ms Default 150 ms 200 ms Attenuator For Pseudo Ring Back tone To the Line Sets the attenuator for pseudo ring back tone to the line 0 to 15 10 Default 1 dB step D...

Page 194: ...25 525 Hz 340 550 Hz 350 500 Hz 350 550 Hz 375 475 Hz 380 520 Hz BT Level DFU 35 dB 36 dB 37 dB 38 dB 39 dB BT Busy Tone Detection BT Cadence DFU 0 10 0 15 0 20 0 25 0 30 0 35 0 40 0 45 0 50 0 75 RTN...

Page 195: ...s 16800 Bps 19200 Bps 21600 Bps 24000 Bps 26400 Bps 28800 Bps 31200 Bps 33600 Bps Default V34 Settings Symbol Rate This setting limits the transmission speed range in V 34 mode by masking the desired...

Page 196: ...erform a soft boot 8 When the unit returns to the ready condition reboot by turing the Main Switch OFF and then ON 9 Set Language Fax Number Name and Country 10 Reboot the machine 5 3 3 FAX SERVICE TE...

Page 197: ...t Tone Stop Executes the Stop DTMF tone test V34 33600 bps Generates the V34 33600 bps signal V34 28800 bps Generates the V34 28800 bps signal V17 14400 bps Generates the V17 14400 bps signal V17 1200...

Page 198: ...r of the machine during the firmware updating If doing so the engine board or controller board may be damaged 5 4 1 PRINTER MODEL Controller Firmware 1 Start SOM 2 Click the Printer Configuration butt...

Page 199: ...G166 G167 G181 G183 G184 Service Tables 4 Click the Printer Firmware Update button on the Maintenance tab 5 Seek the location of the update file and select it and then click the Open button C PIA N O...

Page 200: ...troller FW download completed and the Ready LED green on the printer starts blinking The Alert LED is still blinking If Controller FW download completed does not appear the download failed Try again Y...

Page 201: ...and the Alert LED red on the printer starts blinking The Ready LED remains lit 7 Wait for a few minutes 8 When the update has finished SDC shows Engine FW download completed and the Ready LED green o...

Page 202: ...int with the Up or Down key 4 Press OK and select Maintenance Page with the Up or Down key 5 Press OK to display the Firmware version Controller and Engine FW version Updating the Controller Firmware...

Page 203: ...is displayed in the operation panel Otherwise the controller board will be damaged If Done Please reboot does not appear the download failed Try again You can also switch from an Ethernet connection...

Page 204: ...starting the firmware update 6 The image above is displayed at the PC and Firmware update and Updating are displayed on the operation panel 7 Then you can close this window at your PC Do not turn off...

Page 205: ...the download try again If you still cannot download the firmware it may be necessary to change the EGB and or the controller board 5 4 3 BOOT LOADER FIRMWARE This is also listed on the configuration...

Page 206: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 207: ...DETAILED DESCRIPTIONS SECTION DETAILED DESCRIPTIONS REVISION HISTORY Page Date Added Updated New None C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 208: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 209: ...1 COMPONENT LAYOUT Engine 1 Laser Optics Housing Unit 2 Print Cartridge AIO 3 Development Roller AIO 4 Paper Exit 5 Fusing Unit 6 Fusing Lamp 7 Duplex Path 8 Transfer Roller 9 Registration Roller 10 B...

Page 210: ...Machine Overview G165 G166 G167 G181 G183 G184 6 2 SM 6 1 2 PAPER PATH C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 211: ...ta and Yellow Black AIO Motor This drives the black AIO and the ITB Image Transfer Belt Duplex Motor Duplex model only This drives the paper exit roller and the duplex roller Transport Fusing Motor Th...

Page 212: ...This transfers drive from the transport fusing motor to the paper feed roller Agitator Motor This moves the agitators in the waste toner bottle ITB Contact Motor This moves the ITB into contact with...

Page 213: ...le is set 3 ITB Contact Sensor This sensor detects whether the image transfer belt is in contact with the color OPCs C M Y 4 Paper Exit Sensor This sensor detects a paper jam in the fusing unit paper...

Page 214: ...eripheral devices 3 Temperature Humidity Sensor This sensor detects the relative temperature and humidity around the machine 4 High Voltage Power Supply Board This board supplies the charge to the ima...

Page 215: ...interlock switches 8 Main Switch This switch provides power to the machine 9 Fusing Fan Motor This motor exhausts air around the fusing unit 10 Interlock Switches These switches turn off DC power whe...

Page 216: ...omatic Line Position Adjustment Controller This controls the interface between the OPU and EGB and applications The controller connects to the EGB through the PCI Bus Peripheral Component Interconnect...

Page 217: ...ition Adjustment Controller This controls the interface between the OPU and EGB ADF Scanner unit and applications The controller connects to the EGB through the PCI Bus Peripheral Component Interconne...

Page 218: ...ive charge 2 Laser exposure The laser beam from the laser diode LD goes through the lens and mirrors and to the drum To make a latent image on the drum the machine turns the laser beam on and off 3 De...

Page 219: ...e transfer belt and transfer roller After transfer the paper separates from the image transfer belt because of a discharge plate immediately after the transfer roller 8 TM Toner Mark sensor The TM sen...

Page 220: ...s control uses these components Three TM Toner Mark sensors left A center B and right C Only the center TM sensor direct reflection and diffusion type is used for process control The left and right TM...

Page 221: ...r voltage The difference between development bias and charge roller voltage is always the same The center TM sensor detects the densities of the 7 solid color squares for each color The machine calcul...

Page 222: ...ower is turned on if one of the following conditions occurs 1 New AIO detection 2 New ITB Image Transfer Belt unit detection after transfer unit life counter is reset with SP mode 3 Environment temper...

Page 223: ...there was a high temperature inside the machine and a specified time has elapsed MUSIC starts automatically before a job if the machine is turned on in a low temperature condition and a specified time...

Page 224: ...er amount control and MUSIC start automatically after a job when the machine gets a request to execute the toner amount control and MUSIC MUSIC starts automatically after a job when the machine gets a...

Page 225: ...the LD unit The laser beam from the LD unit C M is directed to the F lens at rear side by the polygon mirrors The laser beam from the LD unit K Y is directed to the F lens at front side by the polygon...

Page 226: ...8 SM 6 3 2 OPTICAL PATH The laser beams for magenta B and yellow C are sent to the upper part of the polygon mirror E The laser beams for cyan A and black D are sent to the lower part of the polygon m...

Page 227: ...switch turns off when the front cover or the top cover is opened As a result the relay on the PSU cuts off the power supply 5V to the two LD boards The circuits go through the EGB This system prevents...

Page 228: ...KK CC MM KY KC KM are measured by the front center and rear TM sensors The controller reads the average of the spaces and adjusts these items Sub scan line position for YCM Main scan line position for...

Page 229: ...harge Roller Cleaner 2 14 Charge Roller 15 Charge Roller Cleaner 1 16 Waste Toner Transport Belt This machine uses the AIO system Each AIO consists of the waste toner tank print cartridge part develop...

Page 230: ...es the gear A for the black AIO The color AIO motor drives the gears B and color gears C for the cyan magenta and yellow AIOs through gears Each of these gears engages with a gear D in the OPC and thi...

Page 231: ...a constant current to the roller The ac voltage helps to make sure that the charge given to the drum is as constant as possible The machine automatically controls the charge roller voltage when proce...

Page 232: ...e toner transport belt B which is driven by the transport belt shaft C lifts waste toner up to the waste toner tank E The collected waste toner is moved to the left side of the AIO by the waste toner...

Page 233: ...xes the toner so that it is transported evenly to the mixing rollers The upper mixing roller B moves toner to the center then the lower mixing roller C moves toner to the right and left sides Finally...

Page 234: ...development roller and the development blade C makes sure that the layer of toner on the development roller has an even thickness The discharge sheet D removes development roller bias 6 4 7 TONER NEA...

Page 235: ...ction pad system The paper end sensor detects whether paper is installed in the tray and whether the tray is set in the machine because this machine does not have a tray set sensor This machine also d...

Page 236: ...paper to the registration roller C When the registration sensor F detects a sheet of paper the machine makes a paper buckle at the registration roller to correct paper skew After that the registratio...

Page 237: ...n the tray when the tray is inserted in the machine and the bottom tray lock lever C is released by the projection D at the right side of the tray set location There is no tray lowering mechanism for...

Page 238: ...ED This machine uses a manual by pass feed system When the registration sensor A detects a sheet of paper B but no job has come in from a PC the machine determines that the user has put a sheet of pap...

Page 239: ...sor C in duplex mode the duplex motor stops and rotates in reverse The paper exit roller D feeds a sheet of paper to the duplex path The duplex transport roller E which is driven by the duplex motor t...

Page 240: ...is moved from the four OPC drums to the image transfer belt For a full color print all four colors are moved from the PCUs to the transfer belt at the same time The transfer roller then moves the four...

Page 241: ...IAS The black AIO motor A controls the transfer belt drive roller B The belt tension roller C adds tension to the transfer belt to help to turn this belt The image transfer belt rollers D are charged...

Page 242: ...rs for each OPC drum CMY to the transfer belt Because of this mechanism the life of the transfer belt is longer it is not necessary for the transfer belt to touch the color OPC drums when the machine...

Page 243: ...toner on the image transfer belt after image transfer to the paper The toner collection coil B moves the collected waste toner to the outlet for the waste toner bottle The ITB cleaning unit has a shut...

Page 244: ...Image Transfer G165 G166 G167 G181 G183 G184 6 36 SM 6 6 5 TRANSFER ROLLER OVERVIEW 1 Transfer Roller 2 Image Transfer Belt 3 Discharge Plate C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 245: ...he transfer belt the transfer roller turns with the paper Paper Transfer Bias The high voltage power supply HVPS supplies electricity to the transfer roller The transfer roller is positively charged T...

Page 246: ...It is driven by the agitator motor D The waste toner bottle set sensor E detects whether the waste toner bottle is set If it is not set Waste Toner Bottle appears on the SOM printer model or LCD on t...

Page 247: ...tions Section 6 7 FUSING AND EXIT 6 7 1 OVERVIEW 1 Paper Exit Sensor 2 Paper Exit Roller 3 Pressure Release Lever 4 Stripper Plate 5 Pressure Roller 6 Thermistor Center 7 Fusing Lamp 8 Thermostat 9 Ho...

Page 248: ...er exit sensor E detects the trailing edge of the paper to determine the stop timing for the transport fusing motor It also checks whether a paper jam occurs at the fusing unit or paper exit Models wi...

Page 249: ...n releasing the pressure release levers the pressure roller moves away from the hot roller If a paper jam occurs in the fusing unit releasing these levers make it easy to remove jammed paper 6 7 4 TEM...

Page 250: ...g c after the 1st print time d 14 seconds D First print temperature target temperature 10 C The machine keeps this temperature for the first printing time d 14 seconds E 10 seconds recovery temperatur...

Page 251: ...o the SC code list in the chapter Troubleshooting SC541 542 543 544 and 545 If one of these SC codes is issued click or press Fuser SC Reset with SOM printer model or Engine Maintenance MF model Anti...

Page 252: ...r Mode 1 This keeps the fusing temperature at 155 C for a specified time adjustable with Power Saver in the user mode while the machine waits for the next print job Sleep mode Energy Saver Mode 2 This...

Page 253: ...z PE P1a 300MHz PE P1b c Std 64MB PE P1a 128MB PE P1b c RAM Max 64MB PE P1a 384MB PE P1b c 1 Hard Disk Drive PDL PE P1a DDST GDI PE P1b c PCL5c 6 PostScript 3 emulation Fonts Std PCL 41 Symbolset 35 I...

Page 254: ...i PCL5c 600 x 600 dpi 1200 x 600 dpi 2400 x 600 dpi PCL6 600 x 600 dpi 1200 x 600 dpi 2400 x 600 dpi Drivers PS3 600 x 600 dpi 1200 x 600 dpi 2400 x 600 dpi Language Operation Panel PCL5c PCL6 1 Engli...

Page 255: ...ed Descriptions Section Config Map 1 English 2 German 3 French 4 Italian 5 Spanish 6 Dutch 7 Swedish 8 Norwegian 9 Danish 10 Czech 11 Hungarian 12 Finnish 13 Polish 14 Portuguese Test Page Print The o...

Page 256: ...pt 3 emulation Fonts Std PCL 41 Symbolset 35 Intellifonts 10 TrueType fonts 1 bitmap font PS3 80 fonts Only PE MF1c Std USB2 0 100BASE TX 10BASE T Ethernet Host Interface Option None Network Protocol...

Page 257: ...i equivalent PCL6 600 x 600 dpi 1200 x 600 dpi equivalent 2400 x 600 dpi equivalent Controller PS3 600 x 600 dpi 1200 x 600 dpi equivalent 2400 x 600 dpi equivalent PCL5c 600 x 600 dpi 1200 x 600 dpi...

Page 258: ...6 Simplified Chinese PS3 1 English 2 German 3 French 4 Italian 5 Spanish 6 Dutch 7 Swedish 8 Norwegian 9 Danish 10 Czech 11 Hungarian 12 Finnish 13 Polish 14 Portuguese 15 Russian 16 Simplified Chines...

Page 259: ...81 G183 G184 Detailed Descriptions Section 6 9 ADF 6 9 1 OVERVIEW 1 Feed Sensor 2 Feed Roller 3 Separation Roller 4 Pick up Roller 5 Exit Roller 6 Original Set Sensor 7 DF Exposure Glass C PIA N O CON...

Page 260: ...o pick up and feed a sheet of the original to the feed sensor If the feed sensor does not detect paper after this sequence the machine determines an original jam has occurred The ADF motor stops when...

Page 261: ...art to Start Scanning C Number of pulses for Paper Sensor Off to Stop Scanning D Number of pulses for Paper feed out Multiple pages Upper line ON Lower line OFF A Checks for a Feed in Jam 40000 pulses...

Page 262: ...detection Upper line ON Lower line OFF A Checks for a Feed in Jam 40000 pulses B Number of pulses for motor start to Start Scanning C Checks for a Feed out Jam 40000 pulses D Number of pulses for Pap...

Page 263: ...G166 G167 G181 G183 G184 Detailed Descriptions Section 6 10 SCANNER 6 10 1 OVERVIEW 1 Scanner Carriage Unit 2 DF Exposure Glass 3 Exposure Glass 4 Carriage Drive Bar 5 White Plate C PIA N O CONTROLADA...

Page 264: ...C The scanner carriage unit moves along the carriage drive bar D The carriage home position sensor E in the scanner carriage unit detects the home position when initializing the scanner or before afte...

Page 265: ...SPECIFICATIONS SPECIFICATIONS REVISION HISTORY Page Date Added Updated New None C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 266: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 267: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 268: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 269: ...dpi 600 600 dpi Speed 1bit 600 600 dpi Standard 2bits 600 600 dpi Fine 4bits Printing Speed General Paper A4 LT FC PE P1a 16ppm LT 16 5ppm FC PE P1b c 20ppm LT 21ppm First Print Speed Mono 14 0 sec or...

Page 270: ...al Letter HLT Exective Foolscap Folio Custom size Min 90mm x 148mm 3 6 x 5 92 Max 216mm x 356mm 8 64 x 14 24 Input Paper Size Op Paper Tray A4 Letter Std Tray Plain Paper Recycled Paper Application Pa...

Page 271: ...less NA version Energy Saver 15 W or less Max 1300W or less Power Consumption EU version Energy Saver 15 W or less Warm up Time 51 sec or less from power on Sleep Mode 51 sec Uses approx 15W Energy Sa...

Page 272: ...00 600 dpi Standard 2bits 600 600 dpi Fine 4bits Printing Speed General Paper A4 LT BW FC PE MF1a 16ppm LT 16 5ppm BW FC PE MF1b c 20ppm LT 21ppm Mono 14 0 sec or less First Print Speed A4 LT SEF Std...

Page 273: ...6mm 8 64 x 14 24 Bypass Tray A4 B5 A5 B6 A6 Legal Letter HLT Executive Foolscap Folio Custom size Min 90mm x 148mm 3 6 x 5 92 Max 216mm x 356mm 8 64 x 14 24 Input Paper Size Op Paper Tray A4 Letter St...

Page 274: ...120V 60Hz Rating Power Spec EU version 220 to 240V 50 60Hz Max 1300W or less NA version Energy Saver PE MF1a b 20 W or less PE MF1c 25 W or less Max 1300W or less Power Consumption EU version Energy...

Page 275: ...LT FC 16 cpm A4 16 5 cpm LT PE MF1b c B W 20 cpm A4 21 cpm LT FC 20 cpm A4 21 cpm LT Single Document Multiple Copy ADF PE MF1b c B W 20 cpm FC 20 cpm A4 B W 21 cpm FC 21 cpm LT Copy Speed Multiple Do...

Page 276: ...xed Memory copy Yes Auto duplex copy No Interrupt copy No Combine copy 2 in 1 4 in 1 Only ADF APS AMS No No Auto Tray Switch No Directional Magnification No Directional Size Magnification No Photo Mod...

Page 277: ...ale less than 5 sec Color less than 10 sec Platen B W less than 5 sec Gray Scale less than 5 sec Color less than 10 sec Platen Width max Up to 216mm Length max Up to 297mm Maximum original size ADF Wi...

Page 278: ...208 mm 8 2 Gray scale 256 levels Polling type Standard Sequential Contrast control Normal Light Dark manual setting Resolution 8 x 3 85 8 x 7 7 lines mm 200 x 100 200 x 200 dpi Scanning Speed Less tha...

Page 279: ...Fax utility Not available Automatic re dial 5 4 3 2 times after 5 minutes Default 5 times Auto Answer 1 99 rings Default 2 rings 7 1 3 OPTION Paper Feed Unit Paper Size A4 Letter Paper Weight 60 105g...

Page 280: ...n panel driver C Need to input paper size by operation panel and driver N Not supported Input Tray Type SEF LEF Size Standard Tray Option Paper Feed Unit Bypass Tray Auto Dup 1 SEF 210x297 A A B Y A4...

Page 281: ...N N N N Half Letter SEF 5 1 2 x 8 1 2 C N C N SEF 7 1 4 x10 1 2 A N B Y Executive LEF 10 1 2 x7 1 4 N N N N F SEF 8 x 13 B N B N Foolscap SEF 8 1 2 x 13 B N B N Folio SEF 8 1 4 x 13 B N B N 8 Kai SEF...

Page 282: ...pe SEF LEF Size Standard Tray Option Paper Feed Unit Bypass Tray Auto Dup 1 DL Env SEF 110 x 220 C N C N Width 90 216mm 3 6 x 8 5 C N C N Custom Length 148 356mm 5 8 x 14 24 C N C N 1 Automatic duplex...

Page 283: ...HINE CONFIGURATION 7 3 1 PRINTER MODEL G165 G166 G167 Models Duplex Unit Optional Memory Optional Tray G849 DDST GDI PCL PS PE P1a G165 Manual N N Y N PE P1b G166 Manual Y 500x1 N Y PE P1c G167 Auto Y...

Page 284: ...7 G181 G183 G184 7 16 SM Models Duplex Unit Optional Memory Optional Tray G849 DDST GDI PCL PS Fax PE MF1a G181 Manual N N Y N N PE MF1b G183 Auto N 500x1 Y N Y PE MF1c G184 Auto Y 500x1 N Y Y C PIA N...

Page 285: ...PAPER FEED UNIT TK1010 G849 PAPER FEED UNIT TK1010 G849 REVISION HISTORY Page Date Added Updated New None C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 286: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 287: ...Y CLUTCH 1 1 1 3 PAPER END AND RELAY SENSOR 2 1 1 4 PAPER FEED ROLLER 3 When reassembling 4 1 1 5 FRICTION PAD 5 When reassembling 5 2 DETAILED SECTION DESCRIPTIONS 7 2 1 OVERVIEW 7 2 1 1 COMPONENT LA...

Page 288: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 289: ...f the main power switch and unplug the machine before beginning any of the replacement procedures in this manual Symbols Used in this Manual This manual uses the following symbols See or Refer to Scre...

Page 290: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 291: ...REPLACEMENT AND ADJUSTMENT 1 1 PAPER FEED UNIT 1 1 1 TOP COVER 1 Top left cover A x 1 2 Top cover B x 6 1 1 2 PAPER FEED AND RELAY CLUTCH 1 Top cover Top Cover 2 Paper feed clutch A x 1 x 1 3 Relay cl...

Page 292: ...Paper Feed Unit G849 2 SM 1 1 3 PAPER END AND RELAY SENSOR 1 Top cover Top Cover 2 Paper end sensor A hooks x 1 3 Relay sensor B hooks x 1 C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 293: ...Top Cover 2 Paper feed clutch Top Cover 3 Paper guide A hooks 4 Remove the e ring B at the right edge of the feed roller shaft 5 Slide the paper feed roller C to the right side hook 6 Pull out the fe...

Page 294: ...Paper Feed Unit G849 4 SM When reassembling If the feed roller shaft A cannot be inserted easily pull the gear B and then insert the feed roller shaft C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 295: ...FRICTION PAD 1 Pull out the tray A 2 Press down the bottom plate B 3 Friction pad C hooks spring x 1 When reassembling When re installing the friction pad make sure that the mylar A does not go under...

Page 296: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 297: ...TAILED SECTION DESCRIPTIONS 2 1 OVERVIEW 2 1 1 COMPONENT LAYOUT 1 Side Fence 2 Paper End Sensor 3 Paper Feed Roller 4 Relay Sensor 5 Relay Roller 6 Friction Pad 7 Paper Height Lever 8 Bottom Plate 9 R...

Page 298: ...n pad system The gear A is driven by the transport fusing motor in the mainframe The relay clutch B and paper feed clutch C control drive from the mainframe When the optional tray is selected as the f...

Page 299: ...in the machine The bottom tray lock levers A hold the tabs B under the bottom plate after the bottom plate is pressed down When the tray is inserted in the machine the lock lever guides C in the pape...

Page 300: ...ECTION There is a paper end sensor A in the tray The feeler B drops into the cutout C in the bottom plate and the actuator interrupts the paper end sensor This sensor also detects whether the tray is...

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Ricoh G184, Service Manual

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