Xerox Paser 7400 Manuals

Manuals and User Guides for Xerox Paser 7400. We have 1 Xerox Paser 7400 manual available for free PDF download: Service Manual

Xerox Paser 7400 Service Manual

Xerox Paser 7400 Service Manual (420 pages)

Brand: Xerox | Category: Printer | Size: 16.79 MB

Table of Contents

Service Manual
3
Service Terms
5
Symbols Marked on the Product
6
Power Safety Precautions
7
Power Source
7
Electrostatic Discharge (ESD) Precautions
8
Service Safety Summary
9
Regulatory Specifications
11
European Union
12
Manual Organization
13
Table of Contents
15
1 General Information

23
- Printer Introduction and Overview
  24
- Printer Configurations
  25
  - Parts of the Finisher and Paper Trays
    26
- Printer Options
  27
  - Finisher
    27
  - Duplex Unit
    28
  - 550-Sheet Feeder
    28
  - 1650-Sheet Feeder
    29
- Specifications
  29
2 Theory of Operation

33
- Options Operational Overview
  34
- Finisher Overview
  35
  - Punch Unit
    36
  - Staple Unit
    38
  - Saddle Unit
    40
  - Inverter Unit
    42
- Printer Options
  43
  - Duplex Unit
    43
  - 550-Sheet Feeder
    43
  - 1650-Sheet Feeder
    44
- Finishing Process Summary
  45
  - Inverting
    46
  - Punching
    46
  - Folding
    50
  - Stacking
    51
  - Stapling
    55
  - Delivery
    56
- Sensors
  57
  - Finisher Paper Path Sensors
    59
  - Inverter Sensors
    62
  - Duplex Sensors
    63
  - Optional Tray Sensors
    64
- Motors, Rollers, Solenoids, and Clutches
  65
- Detecting Jams
  72
- Finisher/Punch Power Supply
  73
  - Finisher Power Supply Protection
    74
  - Punch Unit Power Supply Protection
    74
3 General Troubleshooting

75
- Introduction
  76
  - Using Service Diagnostics
    76
- Servicing Instructions
  77
  - Jam Locator
    78
  - Jam Detection Chart
    79
  - Error Message Summary
    80
  - Using the Troubleshooting Procedures
    85
  - Measurement Techniques
    86
- Troubleshooting the Finisher
  87
  - Jam at Door C for Tray [3][4][5][6]
    87
  - Jam at Door D Open Door D to Clear
    90
  - Initial Actions
    90
  - Jam in Duplex Unit
    91
  - Jam at Duplex Entrance
    92
  - Jam at Finisher Punch Unit
    94
  - Jam at Finisher Door H
    95
  - Jam at Finisher Upper Output Tray
    96
  - Jam at Finisher Saddle Stapler
    97
  - Jam at Finisher Upper Output Tray
    98
  - Jam at Finisher Stapler
    99
  - Jam at Finisher Door G
    100
  - Jam at Finisher Saddle Stapler
    101
  - Jam at Finisher Upper Output Tray
    102
  - Jam Inside Finisher
    103
  - Jam at Finisher Entrance
    104
  - Finisher Output Tray Jammed
    105
  - Close Right Door C for Tray [3][4][5][6]
    107
  - Close Left Door D
    108
  - Close Finisher Door F
    109
  - Close Finisher Door H
    110
  - Close Finisher Door J
    111
  - Clear Tray [2][3][4][5][6] Riser Plate
    112
  - Out of Paper Load Tray [2][3][4][5][6] with [Size][Type]
    113
  - Finisher Lower Output Tray Is Full, Unload Paper
    114
  - Finisher Upper Output Tray Is Full, Unload Paper
    115
  - Wrong Paper Size; Load Tray [3][4][5][6] with [Size][Type]
    116
  - Wrong Paper Type Load Tray [3][4][5][6] with [Size][Type]
    117
  - Paper Not Available Load Tray [3][4][5][6] with [Size][Type]
    118
  - Duplex Interface Failure
    119
  - Tray [3][4][5][6] Interface Failure
    120
  - Inverter Unit Interface Failure
    121
  - Unsupported Duplex Unit ROM
    122
  - Unsupported Tray [3][4][5][6] ROM
    123
  - Unsupported Inverter Unit ROM
    124
  - Unsupported Finisher Unit ROM
    125
  - Finisher Fold Position Sensor Failure
    126
  - Finisher Paddle Failure
    127
  - Finisher Stapler Swing Motor Failure
    128
  - Finisher Stack Handling Motor Failure
    129
  - Finisher Staple Motor Failure
    130
  - Finisher Jog Motor Failure
    131
  - Finisher Lift Motor Failure
    132
  - Finisher Exit Failure
    134
  - Finisher Punch Backup RAM Failure
    135
  - Finisher Punch Communications Failure
    136
  - Finisher Punch Unit Transfer Motor Failure
    137
  - Finisher Punch Motor Failure
    138
  - Finisher Backup RAM Failure
    139
  - Finisher Punch Dust Sensor Failure
    140
- Printer Error - Contact Service; Report Fault [N]
  142
  - Finisher Punch Unit Counter at End of Life
    142
  - Finisher Staple Unit Counter at End of Life
    143
  - Finisher Interface Error
    144
  - Inverter Power Supply Failure
    145
  - Tray [3][4][5][6] Firmware Error
    146
  - Duplex Unit Firmware Error
    147
  - Finisher Inverter Firmware Error
    148
  - Tray [3][4][5][6] Flash Memory Failure
    149
  - Duplex Unit Flash Memory Failure
    150
  - Finisher Inverter Flash Memory Failure
    151
  - Tray [3][4][5][6] Lift Motor Failure
    152
  - Duplex Unit Fan Failure
    154
  - +24V Not Available to the Duplex Unit
    155
  - Not Available to Tray [3][4][5][6]
    157
  - Duplex Unit Clock Frequency Error
    158
  - Finisher Inverter Clock Frequency Error
    159
  - Tray [3][4][5][6] Feeder Board Clock Frequency Error
    160
  - No Paper in Tray [2][3][4][5][6]
    161
  - Staple Cartridge Is Empty
    162
  - Punch Waste Box Is Full or Missing
    163
  - Finisher Away from Base
    164
  - Finisher Away from Printer
    165
4 Adjustments and Calibrations

167
5 Service Parts Disassembly

187
- Overview
  188
- General Notes on Disassembly
  188
  - Preparation
    188
  - Notations in the Disassembly Text
    189
  - Fastener Types
    189
  - Standard Orientation
    190
- Finisher Disassembly
  191
  - Removing Inverter Base Unit from Finisher
    191
  - Undocking Inverter from Printer
    192
- Trays and Covers
  193
  - Paper Exit Tray
    193
  - Front Door (Door J)
    194
  - Right Side Door (Door G)
    196
  - Rear Cover
    197
  - Upper Cover (Door H)
    199
  - Processing Tray Upper Cover
    201
  - Inverter Front Covers
    203
  - Inverter Rear Covers
    205
  - Inverter Left Side Door (Door F)
    207
  - Inverter Right Side Door (Door I)
    208
  - Inverter Top Cover
    209
- Units
  210
- Punch Unit
  210
  - Staple Unit
    215
  - Staple/Fold Drive Unit
    216
  - Saddle Unit
    220
  - Assemblies
    223
  - Upper Right Cover Assembly
    223
  - Processing Tray Assembly
    224
  - Paddle Assembly
    229
- Boards
  232
  - Finisher Controller Board
    232
  - Home Position Board
    233
  - Punch Control Board
    236
  - Photo Sensor Board
    237
  - Punch LED Board
    239
  - Waste Full LED Board
    240
  - Inverter Controller Board
    241
  - Inverter Power Supply Board
    242
- Motors, Clutches, and Solenoids
  243
  - Punch Motor
    243
  - Finisher Punch Transfer Motor
    244
  - Lift Motor
    245
  - Staple/Fold Motor
    246
  - Slide Motor
    247
  - Feed Motor
    248
  - Paddle Motor
    249
  - Delivery Motor
    250
  - Alignment (Front and Rear) Motors
    251
  - Binding Clutch
    252
  - Inverter Upper Roller Motor
    253
  - Inverter Lower Roller Motor
    254
  - Inverter Feeder Clutch
    255
  - Inverter Upper Roller Solenoid
    256
  - Inverter Lower Roller Solenoid
    257
- Finisher Sensors and Switches
  258
  - Joint Switch
    259
  - Front Door Switch and Sensor
    260
  - Inlet Sensor
    261
  - Tray Paper Sensor
    262
  - Paper Surface Sensor
    263
  - Upper Cover Sensor
    264
  - Shift Limit Sensors
    265
  - Lift Motor Clock Sensor
    266
  - Stack Full Sensor
    267
  - Processing Tray Sensor
    268
  - Aligning Plate Home Position Sensors
    269
  - Stack Feed Roller Home Position Sensor
    271
  - Waste Full Sensor
    273
  - Swing Guide Home Position Sensor
    275
  - Delivery Belt Home Position Sensor
    276
  - Paddle Home Position Sensor
    277
  - Stapler Safety Interlock Switch
    278
- Staple/Fold Clock Sensor
  279
- Folding Home Position Sensor
  280
- Folding Position Sensor
  282
- Bind Tray Sensor
  284
- Inverter Sensors and Switches
  285
- Guides and Rollers
  293
  - Side Guide
    293
  - Feed Roller
    295
  - Upper Stack Delivery Roller
    298
  - Paddle
    301
  - Lower Stack Delivery Roller Belt
    303
- Duplex Unit Disassembly
  308
  - Front Cover Assembly
    308
  - Bottom Cover Plate
    310
  - Side Rails
    312
  - Paper Guides
    313
  - Duplex Motor Assembly
    314
  - Diverter Solenoid
    315
  - Duplex Unit Sensors and Switches
    316
  - Duplex Fan
    317
  - Interconnect Connector
    318
- Paper Tray Disassembly
  319
  - Options Connector
    319
  - Tray Covers and Tray Door (Door C)
    320
  - Tray Feeder
    322
  - Registration Motor
    323
  - Feed Motor
    324
  - Lift Motor
    325
  - Registration Clutch
    326
  - Door C Detect Sensor
    327
  - No Paper Sensor
    328
  - Registration Sensor #2
    329
  - Feed-Out Sensor #2
    332
  - Feeder Board
    334
  - Tray Feed Rollers
    336
6 Parts List

337
7 Wiring Diagrams

381

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