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Ricoh
Printer
SP 3710DN
Service Manual
Page 250 (Fusing, Duplex, Paper Exit)
Ricoh SP 3710DN - Fusing, Duplex, Paper Exit
333 pages
Manual
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Product
O
vervie
w
M0C
3/
M0C
4/
M0C
5/M0C6/M
0C7
7-8
SM
Fusing,
Duplex,
Paper
Exit
No.
Descript
ion
No.
Description
1
Fusing
lamp
5
P
ap
er
exit se
nsor
2
Non
-
cont
act
t
hermistor
6
D
uplex
mot
or
3
Fusing
therm
istor
7
D
uplex
sens
or
4
Thermost
at
249
251
Table of Contents
Main Page
M0C3/M0C4/M0C5/M0C6/M0C7
5
Default Chapter
5
Table of Contents
5
1 Product Information
24
Machine Codes and Peripherals Configuration
25
Main Frame
25
Options
25
2 Installation
26
Installation Requirements
27
Environment
27
Main Machine Installation
27
Moving and Transporting the Machine
28
Settings for @Remote Service (for Printer Models)
30
Settings for @Remote Service (for Mf Models)
36
3 Preventive Maintenance
41
Preventive Maintenance Tables
42
Image Quality Standards
43
Paper Transfer Quality Standards
45
4 Replacement and Adjustment
46
General Cautions
47
Exterior Covers (Printer Models)
48
Front Cover
48
Left Cover
49
Rear Cover
52
Right Cover
52
Top Cover
55
Operation Panel Unit
56
Exterior Covers (Mf Models)
57
Front Cover
57
Left Cover
59
Rear Cover
61
Right Cover
62
Fax Models
65
Top Cover
65
Models with no Fax
66
Scanner Unit (Only Mf Models)
67
Scanner Unit
67
Four-Line LCD Models
70
Operation Panel Unit
70
Touch Panel Models
71
Adf/Ardf Unit (Only Mf Models)
72
ADF Unit
72
Adf Unit (for Four-Line Lcd Models)
72
ADF Pick-Up Roller
73
Original Tray
73
ADF Feed Roller
74
ADF Separation Pad
74
ADF Front Cover
75
ADF Rear Cover
76
ADF Motor
77
ADF Top Cover
78
Original Set Sensor
78
ADF Feed Sensor
79
ARDF Unit
80
Ardf Unit (for Touch Panel Models)
80
Original Tray
80
ARDF Pick-Up Roller, ARDF Feed Roller
81
ARDF Front Cover
82
ARDF Separation Pad
82
ARDF Rear Cover
83
ARDF Motor
84
ARDF Top Cover
86
Original Set Sensor
87
ARDF Feed Sensor
88
Laser Unit
89
Caution Decal Locations
89
Laser Unit Thermistor
90
Paper Feed
91
Paper Feed Roller
91
Friction Pad
92
Paper End Sensor
92
By-Pass Feed Roller
93
By-Pass Feed Solenoid
93
By-Pass Feed Roller Friction Pad
95
By-Pass Feed Sensor
96
Paper Feed Clutch
96
Registration Clutch
97
Relay Clutch
97
Registration Roller
98
Registration Sensor
104
Image Transfer
105
Transfer Roller
105
Toner End Sensor
106
Quenching Lamp
107
Fusing and Exit
108
Fusing Unit
108
Fusing Upper Cover
110
Thermostat
111
Fusing Thermistor
112
Fusing Lamp
113
Hot Roller Stripper Pawls
115
Paper Exit Sensor
115
Duplex
116
Duplex Sensor
116
Drive
117
Main Motor
117
Drive Unit
118
Duplex Motor
121
Electrical Components
122
Main Board
122
Main Board (Printer Models)
122
Main Board (MF Four-Line LCD Models)
123
Main Board (MF Touch Panel Models)
124
When Installing the New Main Board
125
Psu
126
Hvp
127
Cooling Fan
128
Environment Thermistor
128
Front Cover Switch, Rear Cover Switch
129
ID Chip Board
129
Fcu (Only for Fax Models)
130
Usb Port (Only for Mf Models)
130
Speaker (Only for Fax Models)
131
Image Adjustment
132
Registration Adjustment
132
Service Adjustment
132
5 System Maintenance
134
Maintenance Mode (for Four-Line Lcd Models)
135
Overview
135
Display Info
136
Engine Maintenance
136
Menu List
136
Scan Maintenance (Only for MF Models)
142
CTL Maintenance
143
Factory Default
143
Remote
144
System Maintenance
144
Maintenance Mode (for Touch Panel Models)
148
Information Display
148
Menu List
148
Overview
148
Engine Service Setting
149
Scanner Service Setting
155
Fax Service Setting
156
Ctl Sp
160
Factory Default
160
Print Reports
160
Remote
161
Smart Organizing Monitor (Som)
165
Overview
165
Menu List
166
Paper Input
167
Maintenance
169
System
170
Ipv6
172
Network 1
173
Network 2
175
Network 3
176
Wireless
177
Printer
178
Remote
179
SP Mode 1
180
SP Mode 2
182
SP Mode 3
184
SP Mode 4
186
Fax Service Test (Only for Fax Models)
187
Fax Service Test Menu
187
Menu List
187
Reports
189
Types of Reports
189
Report Examples
190
To Print the Reports
190
Test Page
193
To Print the Test Page
193
Test Pattern Printing
194
To Print the Test Pattern
195
Updating the Firmware
196
Before Updating the Firmware
196
Updating the Main Firmware
197
Procedure
198
If Initialization Does Not End Following a Firmware Update
199
Troubleshooting
199
Firmware Update Tool Messages
202
Control Panel Display
205
Control Panel Indicator Patterns (Only for Four-Line LCD Models)
205
Capturing the Debug Logs
206
Overview
206
Retrieving the Debug Logs
206
Debug Item List
207
6 Troubleshooting
208
Self-Diagnostic Mode
209
Self-Diagnostic Mode at Power on
209
Service Call
210
Service Call Conditions
210
Sc 2Xx (Laser Optics Errors)
211
Sc 4Xx (Image Transfer and Transfer Errors)
213
Sc 5Xx (Motor and Fusing Errors)
213
Sc 6Xx (Communication and Other Errors)
219
Error Messages
220
Overview
220
Fax Error Codes
228
Fax Error Code Structure
228
Fax Error Code Table
229
Jam Detection
232
Paper Jam
232
Original Jam (Adf/Ardf)
234
Image Quality
235
Problem at Regular Intervals
235
Other Problems
236
Dark Lines in Halftone Areas at 75Mm Intervals
236
Recycled or Thin Paper Is Severely Curled after Printing
236
When Fluorescent/ Led Lamps Flicker (Only for 100V Models)6-29
237
Stain Appears in the Right and the Left Edges
238
Poor Printing (Offset)
239
Wrinkles Appear When Using Limp Paper
239
Low Image Density on Solid Images
240
Mottled Image on Solid Images
241
Toner Scattered on Horizontal Lines
241
7 Detailed Descriptions
242
Guidance for those Who Are Familiar with Predecessor Products7-1
243
Printer Models
243
Mf Models
244
Product Overview
245
Component Layout
245
Paper Path
246
Drive Layout
247
Component Layout (Printer Models)
248
Laser Exposure
248
Paper Feed
249
Fusing, Duplex, Paper Exit
250
Boards, Switches
251
ADF, Scanner
252
Component Layout (Mf Models)
252
Laser Exposure
253
Paper Feed
254
Fusing, Duplex, Paper Exit
255
Boards, Switches
256
Adf/Ardf (for Mf Models)
257
Adf
257
Overview
257
Ardf
258
ADF Paper Path
259
ARDF Paper Path
259
Mechanism
259
Scanner (for Mf Models)
261
Mechanism
261
Overview
261
Printing Process
262
Overview
262
Laser Exposure
263
Overview
263
Mechanism
264
Print Cartridge (Aio)
265
Overview
265
Drum Charge
266
Mechanism
266
Toner Supply and Development
267
Toner End Detection
268
Paper Feed
270
Overview
270
Mechanism
271
Paper Tray
271
By-Pass Tray
273
Image Transfer
275
Overview
275
Mechanism
276
Fusing and Exit
278
Overview
278
Fusing Drive
279
Mechanism
279
Envelope Lever
280
Parts Layout of the Fusing Unit
280
Fusing Temperature Control
281
Overheat Protection
282
Paper Exit
283
Duplex
284
Overview
284
Duplex Printing Process
285
Mechanism
285
Printing Order
286
Electrical Components
287
Overview
287
Block Diagram MF Models
288
Board Outline
288
Energy Save
290
Energy Saver Modes
290
Timer Settings
290
Recommendation
291
Return to Stand-By Mode
291
M0C3/M0C4/M0C5/M0C6/M0C7 Appendices
293
1 Specifications
294
General Specifications
295
System (for Printer Models)
295
System (for Mf Models)
298
Printer
301
Copier (Only for Mf Models)
302
Scanner (Only for Mf Models)
303
Fax (Only for Fax Models)
304
Paper Feed Unit
305
Supported Paper Sizes
306
2 Setting for Paas (Only for China)
309
Paas Setup Procedure
310
Switch to Paas Mode
310
Paas Registration
311
Unregistering Paas
314
Changing Registered Device/ Main Board
315
Check the Network Environment
315
Overwrite Registration on Server
316
Switch to Paas Mode
316
Technical Tips
320
Paper Feed Unit Pb1130 (M534)
322
External Covers and Paper Feed Unit
324
Right Cover
324
Paper Feed Unit
325
Replacement and Adjustment
324
Paper Feed Roller
326
Remove the Paper Feed Roller
326
Reinstall the Paper Feed Roller
327
Friction Pad
328
Paper Feed Motor and Gears
329
Paper Feed Motor
329
Paper Feed Gears
330
Paper Tray Board
331
Paper Tray Unit Set Switch
332
Sensors
333
Paper Feed Sensor
333
Paper End Sensor
333
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