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Table of Contents
  • Service manual

    1
  • G165/G166/G167/G181/G183/G184

    13
  • PREVENTIVE MAINTENANCE

    22
  • Read this first

    24
  • Laser safety

    25
  • INSTALLATION

    31
  • MACHINE SPACE REQUIREMENT

    32
  • POWER REQUIREMENTS

    33
  • USER REPLACEABLE ITEMS

    37
  • REPLACEMENT AND ADJUSTMENT

    41
  • SPECIAL TOOLS

    42
  • EXTERIOR COVERS

    43
  • OPERATION PANEL

    44
  • RIGHT COVER

    45
  • FRONT COVER UNIT

    46
  • Laser optics

    47
  • Laser optics housing unit

    48
  • After replacing the laser optics housing unit

    51
  • Aio cartridge

    52
  • Color aio motor

    56
  • Image transfer

    57
  • After replacing the image transfer belt unit

    58
  • Agitator motor

    60
  • Itb (image transfer belt) contact motor

    61
  • Itb (image transfer belt) contact sensor

    62
  • Tm (toner mark) sensor base

    63
  • Waste toner bottle set sensor

    64
  • Waste toner overflow sensor

    66
  • Paper transfer

    67
  • Transfer roller

    68
  • Registration roller

    70
  • Registration sensor

    71
  • Registration clutch

    72
  • Image fusing

    73
  • Fusing lamp

    74
  • Transport/fusing motor

    75
  • Paper feed

    76
  • Paper feed roller

    77
  • Separation pad

    78
  • Paper end sensor

    79
  • Paper exit

    80
  • When reinstalling the paper exit roller

    81
  • Paper exit sensor

    82
  • Electrical components

    83
  • Main controller board (mf model)

    84
  • Pdl board (g184 only)

    85
  • Egb (engine board)

    86
  • Interlock switches

    91
  • Fusing fan motor

    92
  • Lsu fan motor

    93
  • Id chip board

    94
  • High voltage power supply board

    97
  • Duplex motor (duplex model)

    98
  • Speaker (g183/g184 only)

    99
  • Printer model

    100
  • Pnp name (plug and play) procedure

    103
  • Adf unit

    104
  • Original tray

    105
  • Adf feed unit

    106
  • Adf front cover

    107
  • Adf cover

    108
  • Adf motor

    109
  • Original set sensor

    110
  • Adf cover open sensor

    111
  • Adf feed sensor

    112
  • Adf drive board

    113
  • Scanner unit

    114
  • Scanner top cover

    116
  • Scanner carriage unit

    117
  • Exposure lamp

    119
  • When reinstalling the exposure lamp

    120
  • Lamp stabilizer board

    121
  • Scanner motor

    122
  • Troubleshooting

    123
  • Error codes

    125
  • Service call conditions

    129
  • Engine sc

    130
  • Sc 3xx (charge error)

    132
  • Sc 4xx (image transfer and transfer error)

    133
  • Sc 5xx (motor and fusing error)

    135
  • Sc 6xx (communication and other error)

    140
  • Controller sc

    141
  • Image problems

    143
  • Color registration procedure

    144
  • Service tables

    147
  • Service program

    149
  • Smart organizing monitor (printer model)

    150
  • Entering the printer configuration

    151
  • Printer configuration menu list

    153
  • Paper input

    154
  • Printer (pcl only)

    172
  • Service menu (mf model)

    183
  • Maintenance mode menu

    184
  • Fax service test menu

    196
  • Menu list

    197
  • Firmware updating

    198
  • Engine firmware

    201
  • Checking the machine firmware version

    202
  • Updating the engine firmware

    204
  • Boot loader firmware

    205
  • Machine overview

    209
  • Paper path

    210
  • Drive layout

    211
  • Electrical component layout

    213
  • Board structure

    216
  • Printing process

    218
  • Process control

    220
  • Process control flow

    221
  • Process control self-check

    222
  • Laser exposure

    225
  • Optical path

    226
  • Ld safety switch

    227
  • Aio (all in one) cartridge

    229
  • Opc charge and cleaning

    231
  • Waste toner collection from the opc

    232
  • Toner mixing and transport

    233
  • Development mechanism

    234
  • Drive and paper end detection

    236
  • Tray lift

    237
  • By-pass feed

    238
  • Duplex operation

    239
  • Drive and transfer belt roller bias

    241
  • Transfer belt contact

    242
  • Transfer roller overview

    244
  • Discharge plate

    245
  • Waste toner collection

    246
  • Fusing and exit

    247
  • Models without duplex (g165/g166: printer model, g181: mf model)

    248
  • Temperature control

    249
  • Fusing unit related sc codes

    251
  • Energy saver

    252
  • Controller: printer model (g165/g166/g)

    253
  • Controller: mf model (g181/g183/g)

    256
  • Timing chart

    261
  • Feed out jam detection

    262
  • Specifications

    265
  • General specifications

    269
  • Paper feed unit

    279
  • Supported paper sizes

    280
  • Machine configuration

    283
  • Paper feed unit tk1010

    285
  • PAPER FEED UNIT TK1010 (G849)

    287
  • Top cover

    291
  • Paper end and relay sensor

    292
  • When reassembling

    294
  • Friction pad

    295
  • Detailed section descriptions

    297
  • Basic operation

    298
  • Paper lift

    299
  • Paper end detection

    300

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