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S-C3 F
Ricoh S-C3 F User Manual
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High-Voltage Power Supply Board
1.
Rear cover (
*
"Rear Cover")
2.
High-voltage power supply board [A] (all
,
x 4)
•
Remove the insulating sheet [B] if you are going to remove the contact-release solenoid (
*
"Contact-Release Solenoid") or the gear cover (
*
"Paper Feed and Registration Clutches").
3. Replacement and Adjustment
84
3
84
86
Table of Contents
Default Chapter
1
Service Manual
1
Safety Notice
2
Important Safety Notices
2
Laser Safety
3
Symbols and Abbreviations
4
Table of Contents
5
1 Installation
12
Installation Cautions
12
Installation Requirements
13
Environment
13
Machine Level
13
Minimum Operational Space Requirements
14
Power Requirements
15
Copier
16
Accessory Check
16
Installation Procedure
16
Interface Settings
21
Copier Settings
22
Optional Hand Set
23
Paper Tray Unit
26
Accessory Check
26
Installation Procedure
26
Paper Tray Unit Heater
28
Accessory Check
28
Installation Procedure
29
Controller Options
36
Overview
36
Postscript3 Installation
37
Wireless LAN (IEEE 802.11B) Installation
37
IEEE 1284 Installation
39
Bluetooth Installation
40
2 Preventive Maintenance
42
PM Tables
42
How to Clear the PM Counter
44
3 Replacement and Adjustment
46
Precautions
46
General
46
Lithium Batteries
46
Halogen-Free Cable
46
Special Tools and Lubricants
47
Exterior Covers and Operation Panel
48
Rear Cover
48
Copy Tray
48
Operation Panel and Upper Covers
49
Right Door
50
Bypass Tray
51
Platen Cover Sensor
51
Scanner Unit
52
Exposure Glass
52
Lens Block
52
Exposure Lamp, Lamp Stabilizer Board
53
Scanner Motor
54
Scanner HP Sensor
55
Scanner Alignment Adjustment
56
Fusing
58
Fusing Unit
58
Exit Sensor
59
Hot Roller Stripper Pawls
59
Hot Roller and Fusing Lamp
60
Thermoswitches and Thermistor
62
Pressure Roller
63
Checking the NIP Band
64
PCU and Quenching Lamp
65
Pcu
65
Quenching Lamp
66
Exhaust Fan and Main Motor
67
Exhaust Fan
67
Main Motor
68
Paper Feed
69
Paper Feed Roller and Friction Pad
69
Paper End Sensor
70
Registration Sensor
70
Bypass Paper End Sensor
71
Bypass Feed Roller
72
Bypass Feed Clutch and Friction Pad
73
Paper Feed and Registration Clutches
74
Image Transfer
76
Transfer Roller
76
ID Sensor and Duplex Roller
77
Discharge Plate
78
BICU and Controller Board
79
Bicu
79
Controller Board
80
Other Replacements
84
Duplex Motor
84
High-Voltage Power Supply Board
85
PSU Assembly
86
Psu
86
Contact-Release Solenoid
87
Toner Supply Clutch
88
Fcu
88
Laser Unit
90
Location of the Caution Decal
90
LD Unit and Polygon Mirror Motor
91
Ardf
92
DF Rear Cover
93
Original Feed Unit
93
Separation Roller
94
DF Drive Board
94
Original Set and DF Inverter Sensor
95
DF Registration and DF Exit Sensor
96
DF Feed Motor
97
DF Transport Motor
98
DF Feed Clutch
99
Adjusting Copy Image Area
100
Printing
100
Scanning
102
DF Image Adjustment
105
4 Troubleshooting
108
Service Call Conditions
108
Summary
108
Engine SC Code Descriptions
108
GW SC Code Descriptions
117
Electrical Component Troubleshooting
130
Sensor/Switch Open Errors
130
Blown Fuse Conditions
131
BICU LED Display
132
5 Service Tables
134
Service Program
134
Using SP and SSP Modes
134
Copier Service Program Mode Tables
135
ID Sensor Error Analysis (SP2-221)
219
Memory Clear
219
Memory Clear Procedure
220
Input Check (SP5-803)
221
Output Check (SP5-804)
222
Machine No. Setting (SP5-811-001)
224
NVRAM Data Upload/Download
224
Downloading an Sd Card to Nvram
225
Firmware Update Procedure
226
Test Pattern Print (SP5-902-001)
231
SMC Print (SP5-990)
234
Power-On Self Test
234
Printer Service Mode
235
Scanner Program Mode Table
235
Overview
238
Electrical Components
240
Paper Path
243
Drive Layout
244
Ardf
245
Block Diagram: Pcbs and Components
246
Main Pcbs
247
Copy Process
249
Scanning
251
Scanner Drive
252
Image Processing
253
Image Processing Path
254
Image Processing Steps for each Mode
257
Mode Adjustments
258
Laser Exposure
259
LD Safety Switches
260
Photoconductor Unit (PCU)
261
Drum Drive
262
Drum Charge
263
Charge Roller Voltage Correction
264
Charge Roller Cleaning
265
Development
267
Development Bias
268
Toner Density Control
269
Toner Supply if Sensor Reading Is Abnormal
270
Detection of Toner Near End and Toner End
271
Drum Cleaning and Toner Recycling
272
ARDF Operation
273
Original Set Sensor
275
Paper Feed
276
Paper Feed Drive Mechanism
277
Paper Feed and Separation
279
Paper End Detection
280
Paper Registration
281
Image Transfer and Paper Separation
282
Transfer Roller Cleaning
283
Image Fusing and Paper Exit
284
Hot Roller Drive
285
Pressure Roller
286
Separation
287
Overheat Protection
289
Duplex Unit
291
Duplex Printing Process
292
Energy Saver Modes
296
Timers
297
GW Controller
298
Controller Functions
299
Auto Continue
300
Scanner Functions
301
7 Specifications
304
General Specifications
304
Printer
306
Scanner
307
Ardf
308
Paper Tray Unit
309
Supported Paper Sizes
310
Paper Feed
311
Machine Configuration
314
System Components
315
4
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Ricoh S-C3 F Specifications
General
Brand
Ricoh
Model
S-C3 F
Category
All in One Printer
Language
English
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