Ricoh G176L Manuals

Manuals and User Guides for Ricoh G176L. We have 1 Ricoh G176L manual available for free PDF download: Service Manual

Ricoh G176L Service Manual

Ricoh G176L Service Manual (294 pages)

Brand: Ricoh | Category: Copier | Size: 5.79 MB

Table of Contents

G176/G177/G176L

13
- Table of Contents
  13
- Installation
  
  19
  - Laser Safety
    22
  - Caution Labels
    22
- Installation
  
  25
  - Installation Requirements
    27
    
    Environment
    27
    
    Machine Level
    28
    
    Power Supply
    28
    
    Required Space
    28
  - Machine Installation
    29
  - Data Overwrite Security Unit Installation
    30
    
    Installation
    30
    
    Checking and Completing the Installation
    31
- Preventive Maintenance
  
  33
  - User Maintenance
    35
  - Service Maintenance
    36
- Replacement and Adjustment
  
  39
  - General
    41
    
    Precautions on Disassembly
    41
    
    Releasing Plastic Latches
    42
    
    After Servicing the Machine
    43
  - Special Tools
    44
  - Covers
    45
    
    Front Cover
    45
    
    Upper Cover
    45
- Sm G176/G177/G176L
  
  45
  - By-Pass Tray Unit
    46
  - Exterior Covers
    46
  - Laser Unit
    47
    
    Caution Decal Locations
    47
    
    Polygon Mirror Motor
    47
    
    Laser Synchronization Detector
    48
    
    Laser Unit
    49
    
    Laser Beam Pitch Adjustment
    50
    
    Laser Diode Unit
    50
  - Transfer Roller
    53
  - Toner End Sensor
    54
  - Fusing
    55
    
    Fusing Unit
    55
    
    Hot Roller and Fusing Lamp
    56
    
    Pressure Roller
    58
    
    Thermistor and Thermostat
    58
    
    Hot Roller Strippers
    59
  - Paper Feed
    60
    
    Paper Feed Roller
    60
    
    Friction Pad
    61
  - By-Pass Tray
    62
  - Printer Controller Board
    63
  - Engine Board
    64
  - Main Motor
    65
  - Clutches
    66
  - Psu, Hvps
    67
  - Cooling Fan
    68
- Troubleshooting
  
  69
  - Service Call Conditions
    71
    
    Troubleshooting
    71
    
    Sc Code Descriptions
    72
  - Error Messages
    88
  - General Troubleshooting
    95
- G176/G177/G176L II SM
  
  95
  - Image Adjustment
    95
    
    Parallelogram Image Adjustment
    95
    
    Registration Adjustment
    95
    
    Electrical Defects
    96
    
    Fuses
    98
    
    Skew Adjustment
    99
    
    Streaks in the Sub Scan Direction
    99
    
    Miscellaneous Problems
    100
- Service Tables
  
  101
  - Service Program Mode
    103
    
    Entering the Service Mode
    103
    
    Service Program Mode: Overview
    103
    
    Service Tables
    103
    
    Exiting Service Mode
    104
    
    Setting a Service Program
    104
  - Printer Controller Service Mode
    105
    
    Bit Switch Programming
    105
    
    Service Mode Menu ("1. Service Menu")
    105
  - Printer Engine Service Mode
    106
    
    Service Mode Table
    106
    
    SP1-XXX: Feed
    106
    
    SP2-XXX: Drum
    112
    
    SP3-XXX: Process
    114
    
    SP5-XXX: Mode
    116
    
    SP7-XXX: Data Log
    158
    
    SP8XXX: Data Log 2
    173
  - Firmware Update
    184
    
    Upload/Download
    185
  - Nvram Data Upload/Download
    187
    
    Downloading Nvram Data
    188
    
    Overview
    190
  - Sd Card Application Move
    190
    
    Undo Exec
    191
  - Controller Self Test at Power-On
    193
  - Menu Mode
    194
  - Controller Board Dip Switches
    200
- Details
  
  203
  - Paper Path
    204
  - Board Structure
    205
    
    Controller Board
    206
  - Printing Process
    208
    
    Laser Exposure
    209
    
    Automatic Power Control (APC)
    210
    
    LD Safety Mechanisms
    211
    
    Cartridge Overview
    212
    
    Development
    213
    
    Toner Density Control
    214
    
    Toner End Detection
    215
    
    Main Motor Rotation Count
    216
    
    Summary
    217
    
    Paper Feed
    220
    
    Paper Tray
    222
    
    Tray Extension
    222
    
    Paper Feed and Registration
    223
    
    Paper Lift
    223
    
    Paper Size Detection
    224
    
    Paper End Detection
    225
    
    Remaining Paper Detection
    225
    
    By-Pass Tray
    226
  - Image Fusing and Paper Exit
    227
    
    Overview
    227
    
    Fusing Drive
    228
    
    Fusing Entrance and Guide Shaft
    228
    
    Pressure Roller
    229
    
    New Fusing Unit Detection
    230
    
    Fusing Temperature Control
    231
    
    Overheat Protection
    232
    
    Paper Exit
    233
    
    Energy Saver Mode
    234
  - Controller Functions
    235
- Specifications
  
  237
  - Basic Specifications
    239
    
    General Specifications
    239
    
    External Options
    242
    
    Paper Sizes
    243
    
    Plain Paper
    243
    
    Custom
    244
    
    Envelope
    244
    
    Envelopes
    245
    
    Operating Environment
    246
    
    Operation Panel Led Specifications
    248
  - Controller Specifications
    249
- Sm G176/G177/G176L
  
  249
  - Printing Functions
    250
  - Printer Drivers
    251
  - Supported Environments
    254
    
    Notes
    255
    
    UNIX Environment
    256
    
    SAP R/3 Environment
    257
    
    Controller Interface Specifications
    258
    
    Supported Utilities
    260
  - Machine Configuration
    261
Replacement and Adjustment/Detailed Descriptions

265
- 1 Replacement and Adjustment
  
  267
  - Covers
    267
  - Duplex Board and Sensors
    268
  - Inverter Motor
    269
- 2 Detailed Descriptions
  
  270
  - Overview
    270
    
    Mechanical Components
    270
    
    Drive Components
    271
    
    Electrical Components
    271
  - Duplexing
    273
    
    A4 Lef/Lt Lef and Longer Paper
    273
    
    Paper Smaller than A4 Lef/Lt Lef
    273
    
    Feed in and Exit Mechanism
    275
  - Safety Fuse
    276
Table of Contents

279
- 1 Replacement and Adjustment
  
  281
  - Paper Feed Unit
    281
  - Paper Feed Roller
    282
  - Friction Pad
    283
  - Paper Feed Clutch, Motor
    284
  - Paper Tray Board
    287
  - Paper Size Switch
    287
- 2 Detailed Descriptions
  
  287
  - Overview
    287
    
    Electrical Components
    287
    
    Mechanical Components
    287
  - Paper Feed and Separation
    288
  - Paper Lift
    289
  - Paper End Detection
    290
  - Remaining Paper Detection
    291
  - Paper Size Detection
    292
  - Safety Fuse
    293
- 3 Envelope Feeder
  
  294
  - Envelope Feeder (G362)
    294

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