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G188
Ricoh G188 Manuals
Manuals and User Guides for Ricoh G188. We have
1
Ricoh G188 manual available for free PDF download: Service Manual
Ricoh G188 Service Manual (970 pages)
Brand:
Ricoh
| Category:
All in One Printer
| Size: 18.9 MB
Table of Contents
Table of Contents
13
1 Product Information
27
Specifications
29
Product Information
29
Machine Configuration
30
Overview
33
Component Layout
33
Paper Path
34
Drive Layout
35
Guidance for those Who Are Familiar with Predecessor Products
37
2 Installation
39
Installation Requirements
41
Environment
41
Machine Level
41
Machine Space Requirements
42
Power Requirements
42
Optional Unit Combinations
43
Controller Options
43
Machine Options
43
Printer Installation
45
Installation Flow Chart
45
Power Socket for Peripheral
45
Installation Procedure
47
Unpacking
47
Installing the Toner
51
Loading Paper
51
Turning Power on
53
Printing the Test Page
54
Selecting the Panel Display Language
54
Settings for @Remote Service
55
Settings Relevant to the Service Contract
55
Meter Click Charge
59
Moving the Machine
61
Transporting the Machine
61
Bridge Unit (D386)
62
Component Check
62
Installation Procedure
62
1000-Sheet Booklet Finisher (B793)
65
Accessory Check
65
Installation Procedure
66
Punch Unit (B807)
70
Component Check
70
Installation Procedure
71
3000-Sheet Finisher (B805)
76
Accessory Check
76
Installation Procedure
77
Support Tray Installation
80
Punch Unit (B702)
81
Component Check
81
Installation Procedure
81
Output Jogger Unit (B703)
85
Accessories
85
Installation
85
Mail bin (G835)
87
Component Check
87
Installation Procedure
88
Tray Heater (Standard Tray)
94
Installation Procedure
94
Tray Heater (Optional Tray)
95
Component Check
95
Installation Procedure
95
For Installing the Tray Heater in the D351 (Two-Tray Paper Feed Unit)
96
For Installing the Tray Heater in the D352 (LCT)
98
For Installing the Tray Heater in the D387 (Paper Tray Unit)
101
Controller Options
105
I/F Card Slots
105
Overview
105
SD Card Slots
105
Outline of SD Card Appli Move
106
Overview
106
Sd Card Appli Move
106
Move Exec
107
Undo Exec
107
3 Preventive Maintenance
109
Maintenance Items
111
4 Replacement and Adjustment
113
Beforehand
115
Special Tools
116
Image Adjustment
117
Adjustment Procedure
117
Adjustment Standard
117
Image Area
117
Leading Edge
117
Paper Registration Standard
117
Registration
117
Side to Side
117
Erase Margin Adjustment
118
Color Registration
119
Line Position Adjustment
119
Gamma Adjustment
120
Summary
120
Adjustment Procedure
121
Exterior Covers
124
Front Door
124
Left Cover
125
Right Rear Cover
126
Top Right and Rear Cover
126
Operation Panel
127
Output Tray
127
Paper Exit Cover
127
Ozone Filter
128
Ozone Filter for Charge Unit
128
Ozone Filter for IH Inverter
129
Laser Optics
130
Caution Decal Location
130
Laser Optics Housing Unit
130
Before Removing the Old Laser Optics Housing Unit
131
Preparing the New Laser Optics Housing Unit
131
Recovery Procedure for no Replacement Preparation of Laser Optics Housing Unit
131
Removing the Old Laser Optics Housing Unit
132
Installing a New Laser Optics Housing Unit
133
After Installing the New Laser Optics Housing Unit
134
Polygon Mirror Motor and Drive Board
135
Image Creation
137
Pcu
137
Second Duct Fan
138
Third Duct Fan
139
When Reinstalling the Second Duct Fan
139
Toner Pump Unit
140
When Reinstalling the Third Duct Fan
140
When You Install the New Toner Pump Unit
143
Toner End Sensor
145
Image Transfer
147
Image Transfer Belt Cleaning Unit
147
Image Transfer Belt Unit
147
Image Transfer Belt
148
When Reinstalling the Image Transfer Belt
151
Paper Transfer
154
Paper Transfer Roller Unit
154
Paper Transfer Unit
154
High Voltage Supply Board - Discharge Plate
155
ID Sensor Board
156
Cleaning for ID Sensors
157
After Installing a New ID Sensor Unit/Board
158
Temperature and Humidity Sensor
158
Drive Unit
159
Gear Unit
159
Adjustment after Replacing the Gear Unit
164
Registration Motor
164
When Installing the Drive Unit
164
Paper Feed Motor
165
Drum/Development Motor-K
166
Drum/Development Motors for M, C, and y
166
Fusing/Paper Exit Motor
167
Itb Drive Motor
167
Duplex Inverter Motor
168
Image Transfer Belt Contact Motor
168
Duplex/By-Pass Motor
170
Pressure Roller Contact Motor
170
Paper Transfer Contact Motor
172
Toner Collection Unit
173
Toner Transport Motor
173
Paper Feed Clutches
174
Development Clutch-Y
177
Development Clutches for M and C
178
Development Clutch-K
179
Fusing
180
Fusing Unit
180
Heating Roller and Heating Roller Bearing
181
Fusing Cleaning Felt
185
When Re-Installing the Heating Roller
185
Fusing Lamp
186
When Attaching a New Fusing Cleaning Felt
186
Fusing Drive Gear
188
Pressure Roller and Pressure Roller Bearing
188
When Re-Installing the Pressure Roller
190
Heating Roller Thermistor
191
Pressure Roller Thermistor
192
Pressure Roller Thermostat
192
Bearing Gear and Idle Gear
193
Fusing Fan
193
Paper Exit Fan
194
When Installing the Fusing Fan
194
Ih (Induction Heating) Inverter Fan
195
Thermopile
195
When Installing the IH Inverter Fan
195
When Installing the Paper Exit Fan
195
When Cleaning the Lens of the Thermopile
197
Pressure Roller Hp Sensor
198
Ih Coil Fan
199
Ih Coil Unit
200
Paper Feed
203
Paper Feed Unit
203
Pick-Up, Feed and Separation Rollers
204
Tray 1 and Tray 2
204
Tray Lift Motor
204
Vertical Transport, Paper Overflow, Paper End and Paper Feed Sensors
205
By-Pass Paper Size Sensor and By-Pass Paper Length Sensor
206
Registration Sensor
206
When Reinstalling this Switch
207
By-Pass Bottom Tray
208
By-Pass Paper End Sensor
210
By-Pass Pick-Up, Feed and Separation Roller, Torque Limiter
211
By-Pass Feed Clutch
212
Paper Exit Unit
212
Fusing Exit, Paper Overflow, Junction Paper Jam and Paper Exit Sensors
213
Duplex Unit
214
Duplex Door Sensor
215
Duplex Entrance Sensor
216
Duplex Exit Sensor
216
Electrical Components
218
Controller Box
218
Controller Box Right Cover
218
Controller Unit
218
When Opening the Controller Box
218
When Removing the Controller Box
219
Iob (In/Out Board)
220
Bcu
221
When Installing the New BCU
221
Psu
222
PSU Board
222
PSU Bracket
222
High Voltage Supply Board
223
Itb Power Supply Board
223
High Voltage Supply Board Bracket
224
Ih Inverter
224
When Installing the New Controller Board
226
Hdd
227
Hdd Fan
227
When Installing the HDD Fan
227
Disposal of HDD Units
228
NVRAM on the BCU
228
Nvram Replacement Procedure
228
Reinstallation
228
NVRAM on the Controller
229
Controller Board
230
Using Dip Switches
230
Bcu Board
230
System Maintenance Reference
231
5 System Maintenance Reference
233
Service Program Mode
233
Accessing the Required Program
233
Service Mode Operation
233
Sp Tables
233
Display on the Control Panel Screen
234
Exiting Service Mode
234
Inputting a Value or Setting for a Service Program
234
Remarks
234
Bit Switch Programming
235
Others
235
Firmware Update
237
Before You Begin
237
File Arrangement
237
Updating Firmware
237
Update Procedure
238
Error Handling
240
Error Message Table
240
Handling Firmware Update Errors
240
Power Failure
240
Controller Self-Diagnostics
242
Overview
242
Nvram Data Upload/Download
243
Uploading Nvram Data
243
Downloading Nvram Data
244
Using the Debug Log
245
Switching on and Setting up Save Debug Log
245
Debug Log Codes
248
Retrieving the Debug Log from the Hdd
248
SP5857-015 Copy SD Card-To-SD Card: any Desired Key
248
SP5857-016 Create a File on HDD to Store a Log
248
SP5857-017 Create a File on SD Card to Store a Log
249
6 Troubleshooting
251
Service Call Conditions
253
Troubleshooting
253
Process Control Error Conditions
254
Troubleshooting Guide
255
Image Problems
255
Stain on the Outputs
255
Jam Detection
256
Electrical Component Defects
257
G188/G189 Appendices
261
Appendix: Specifications
265
General Specifications
267
Main Frame
267
Printer
270
Supported Paper Sizes
272
3000 Sheet Finisher (B805)
274
Paper Exit
274
1000-Sheet Booklet Finisher (B793)
278
Software Accessories
280
Printer Drivers
280
Utility Software
280
Optional Equipment
282
Paper Tray Unit (One-Tray)
282
Two-Tray Paper Feed Unit
282
3000-Sheet Finisher
283
Large Capacity Tray
283
Punch Unit for 3000-Sheet Finisher
285
1000-Sheet Booklet Finisher & Punch Unit
286
Bridge Unit
287
Mail bin
288
Appendix: Preventive Maintenance Tables
291
User Maintenance Items
291
Service Maintenance Items
292
Cleaning Items
292
Mainframe
292
Optional Units
292
Paper Feed Unit/ LCT
292
1000/3000-Sheet (Booklet) Finisher
293
1000/3000-Sheet (Booklet) Finisher Punch Kit
293
3. Appendix: Service Call Conditions
295
Service Call Conditions
295
SC Code Classification
298
SC 1Xx: Unique for a Specific Model
300
SC 2Xx: Exposure
300
Service Call Tables - 1
300
Service Call Tables - 2
300
Service Call Tables - 3
310
Sc5Xx: Paper Feed and Fusing
316
Service Call Tables - 4
316
Sc6Xx: Device Communication
332
Service Call Tables - 7
332
Sc7Xx: Peripherals
338
Service Call Tables - 8
338
Sc8Xx: Peripherals
347
Appendix: Process Control Error Conditions
367
Process Control Error Conditions
369
Developer Initialization Result
369
Process Control Self-Check Result
370
Vsg Adjustment Result
372
Line Position Adjustment Result
373
Appendix: Troubleshooting Guide
377
Troubleshooting Guide
377
Image Quality
377
Line Position Adjustment
378
Countermeasure List for Color Registration Errors
379
Test
379
Appendix: Jam Detection
387
Jam Detection
387
Jam Codes and Display Codes
389
Paper Jam Display
389
Paper Size Code
398
Sensor Locations
399
Appendix: Electrical Component Defects
401
Blown Fuse Conditions
408
Power Supply Unit
408
IH Inverter
409
Appendix: Sp Mode Tables
411
Service Mode
413
Sp1-XXX (Service Mode)
413
Engine Service Mode
423
Engine Service Mode Table
423
SP1-XXX (Feed)
423
SP2-XXX (Drum)
450
Output Check Table
720
Test Pattern Printing
734
Booklet Finisher B793
739
1 Replacement and Adjustment
743
Covers
743
Upper Covers
744
Main Body
746
Positioning Roller
746
Shift Tray Position Sensor, Upper Limit Switch
746
Proof Tray Exit / Full Sensor
747
Finisher Entrance Sensor
748
Shift Tray Exit Sensor
749
Shift Tray Motor
750
Staple Tray Paper Sensor
750
Entrance Motor
751
Upper Transport Motor
751
Lower Transport Motor
752
Shift Motor
753
Folder
754
Staple Folder Unit
754
Folder Unit
755
Folder Unit Exit Sensor
756
Folder Unit Entrance Sensor
757
Stapler Unit
757
Others
768
Main Board
768
Dip Switches
769
2 Detailed Section Descriptions
770
Component Layout
771
Electrical Component Layout
772
Junction Gates
781
Proof Tray
782
Shift Tray
783
Up/Down Motion
783
Side-To-Side Motion
784
Booklet Tray
785
Jogger Unit
788
Exit Guide Plate, Paper Feed out
789
Stapler Unit Movement
790
Stacking for Booklet Stapling
791
14 (Legal) or Shorter
791
Overview
791
Longer than 8.5 X 14 Inches
792
Moving the Stack to the Folding Position
794
Folder
795
Fold Plate
795
Overview
795
Fold Rollers
796
Punch Unit
797
Overview of Operation
797
Paper Position Detection
799
Punch Selection and Firing
800
Punch Unit Movement
800
Punch Hopper Mechanism
801
Booklet Finisher & Finisher Sr3020/Sr3030/Sr4010/Sr4020
805
1 Replacement and Adjustment
809
Covers
809
Exterior Covers
809
Upper Tray, End Fence
810
Main Unit
811
Upper Tray Limit Sensor, Limit Switch
811
Positioning Roller
812
Proof Tray Exit Sensor
812
Exit Guide Plate, Upper Tray Exit Sensor
813
Upper Tray Height Sensors 1, 2
813
Proof Tray Full Sensor
814
Finisher Entrance Sensor
815
Pre-Stack Tray Exit Sensor
815
Stapler Unit
816
Corner Stapler
816
Positioning Roller
817
Fold Unit
818
Fold Unit Entrance Sensor
820
Fold Unit Exit Sensor
820
Stack Present Sensor
821
Folding Horizontal Skew Adjustment (for B804 Only)
822
Fold Vertical Skew Adjustment (for B804 Only)
825
Booklet Stapler Unit
827
Booklet Stapler
827
Booklet Stapler Motor
827
2 Detailed Section Descriptions
830
Component Layout
830
General Layout
830
Electrical Components
832
Summary of Electrical Components
836
Drive Layout
846
Junction Gates
848
Proof Mode
848
Shift Mode
848
Staple Mode
849
Pre-Stacking
850
Tray Movement Mechanism
852
Upper Tray
852
Lower Tray (B804 Only)
854
Corner Stapling
857
Stacking and Jogging
857
Stapler Movement
858
Corner Stapling
860
Booklet Stapling (B804 Only)
861
Booklet Pressure Mechanism
861
Booklet Stapling and Folding
862
Booklet Stapling and Folding Mechanisms
868
Upper Tray Output
871
Feed out
871
Feed out Stacking
872
Punch Unit B702 (for B804/B805)
873
Overview of Operation
873
Punch Mechanisms
875
Punch Hopper Mechanism
878
Finisher Jam Detection
880
Paper Feed Unit Pb3040 (D351)
885
1 Replacement and Adjustment
889
Rear Cover
890
Motors and Clutches
890
Lift Motors
890
Upper and Lower Paper Feed Clutches
890
Paper Feed Motor
891
Main Board
892
Lift, Paper End, and Relay Sensors
893
Paper Feed Unit
894
Pick-Up, Paper Feed and Separation Rollers
895
2 Details
896
Component Layout
896
Mechanical Component Layout
896
Electrical Component Layout
897
Paper Feed
898
Paper Size Detection
899
Reverse Roller and Pick-Up Roller Release
901
Paper Height and End Detection
902
Paper Height Detection
902
Paper End and Bottom Plate
903
Paper Lift
904
Lcit Pb3050 (D352)
907
1 Replacement and Adjustment
911
Left and Right Tray
911
Sensors
912
End Fence Hp Sensor/Paper End Sensor 2
912
Paper Height Sensors on the Paper Storage Side
912
Changing the Tray Size
913
Main Board
914
Clutches
915
Paper Feed Clutch
915
Stack Transport Clutch
915
Paper Feed Unit
916
Motors
917
Tray Lift Motor
917
Tray Motor
918
Pick-Up, Feed and Separation Rollers
919
Paper Feed, Paper End, Lift and Relay Sensors
920
Paper Feed
921
2 Details
922
Component Layout
922
Mechanical Component Layout
922
Electrical Component Layout
923
Electrical Component Descriptions
924
Separation Roller and Pick-Up Roller Release
926
Tray Lift
927
Paper Amount Detection
928
Paper End Detection (Paper Feed Side)
929
Paper Stack Transport
930
Replacement and Adjustment
937
Bridge Unit Control Board
937
Bridge Unit Drive Motor
938
Tray Exit Sensor
939
Relay Sensor
940
Details
941
Mechanical Component Layout
941
Drive Layout
942
Electrical Component Layout
943
Electrical Component Description
944
Junction Gate Mechanism
945
Symbols Used in this Manual
951
Replacement and Adjustment
953
Rear Cover
953
Motors, Clutch and Main Board
954
Lift Motor
954
Paper Feed Clutch
955
Paper Feed Motor
955
Main Board
956
Paper Feed Unit
957
Rollers and Sensors
958
Pick-Up, Paper Feed and Separation Rollers
958
Lift, Paper End, and Relay Sensors
959
Replacement and Adjustment
967
Exterior Covers
967
Mail bin Door Open Sensor and Overflow Sensor 4
968
Main Board and Transport Motor
968
Motor and Sensors
968
Tray Paper and Overflow Sensors
969
Vertical Transport Sensors
969
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