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B248
Ricoh B248 Manuals
Manuals and User Guides for Ricoh B248. We have
2
Ricoh B248 manuals available for free PDF download: Manual, Service Manual
Ricoh B248 Manual (269 pages)
Brand:
Ricoh
| Category:
Engine
| Size: 5.54 MB
Table of Contents
Product Appearance
4
Engine Options
9
Controller Options
13
Sales Points
15
Target Yields
18
Copier Engine
19
Specifications
19
Installation
24
Development Unit
29
Tandem Tray
34
Downloading Stamp Data
36
Installing the LCT
41
Installation Options
53
Install the Options
54
Updating the Firmware
70
Firmware Update
71
Copier Engine
72
Operation
72
Main Components
73
Operation Panel
74
Display Panel
75
Simplified Display
76
Original Types
79
Front Cover
83
Document Server
84
Energy Saver Modes
85
Copier Engine
92
Major Components
93
Drive Layout
98
Board Structure
99
Copy Process Overview
100
NVRAM Replacement
102
Hard Disk Removal
103
Disposal of HDD Units
105
Copier Engine
106
Document Feeder
106
Pick-Up Roller
109
Skew Correction
112
Original Size Detection
113
Image Processing
126
Custom Settings
129
Image Quality
130
Line Width Correction
131
Independent Dot Erase
133
Background Erase
134
Laser Unit
137
Optical Path
139
Safety Switch
143
Process Control
145
Toner Supply Control
146
Drum Potential Sensor
150
Development Bias Adjustment
151
Grid Voltage Adjustment
152
LD Power Adjustment
153
ID Sensor Calibration
154
Drum Drive Mechanism
160
Charge Corona Unit
161
Corona Wire Cleaning
162
Pick-Off Pawls
164
Cleaning Blade
166
Toner Recycling
168
Waste Toner Collection
169
Cleaning Unit
172
Copier Engine
174
Development and Toner Supply
174
Development Mechanism
177
Development Bias
180
Toner Supply Mechanism
181
Toner End Sensor
183
Toner Supply
185
Sensor Control Mode
187
Image Pixel Count Mode
188
Toner Near End & End Detection
191
Toner End Recovery
192
Replacement and Adjustment
195
Copier Engine
196
Paper Feed
196
Pick-Up and Feed
202
Paper End Detection
206
Anti-Condensation Heaters
208
Tandem Feed Tray
209
Paper Lift
211
Paper End
213
By-Pass Feed Table
218
Feed Mechanism / Paper End Detection
218
Paper Size Detection
219
Paper Registration
220
Replacement and Adjustment
224
Side-To-Side Registration
226
Transfer and Separation
227
Copier Engine
227
Pre-Transfer Lamp (PTL)
228
Transfer Belt Unit
229
Belt Drive
234
Anti-Condensation Heater
237
Pressure Roller
244
Hot Roller Cleaning
245
Fusing Entrance Guide
247
Temperature/Humidity Sensor
250
Fusing Temperature Control
251
Fusing Lamp Replacement
258
Duplex Drive Mechanism
261
Duplex Tray Feed Mechanism
266
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Ricoh B248 Service Manual (261 pages)
Multi Air Conditioner
Brand:
Ricoh
| Category:
All in One Printer
| Size: 11.71 MB
Table of Contents
Table of Contents
13
B246/B248/B249/B250/B252/B253 Parts Location and List
17
Location of Unit
20
TYPE 1075/A3/11”X17” TRAY UNIT TYPE 1075 PARTS
22
B473/B474/B475 LCT Rt43/8½"X14" PAPER SIZE TRAY TYPE 1075/A3/11"X17" TRAY UNIT TYPE 1075 PARTS LOCATION and LIST 1.EXTERIOR (B473)
22
B499 TAB SHEET HOLDER TYPE 3260 PARTS LOCATION and LIST 1.Tab Sheet Holder (B499)
22
B513 Jogger Unit Type 1075 Parts Location and List 1.Jogger Unit (B513)
22
B531 Punch Unit Type 1075/1090 Parts Location and List 1.Punch Unit (B531)
22
Paper Feed 1 (B473)
24
Paper Feed 2 (B473)
26
Tray Drive 1 (B473)
28
Tray Drive 2 (B473)
30
Exterior 1
32
Tray Drive 3 (B473)
32
Tray Extension Kit (B474)
34
Exterior 2
36
A3 Paper Tray Kit 1 (B475)
36
Operation Panel
38
A3 Paper Tray Kit 2 (B475)
38
Df Exterior
40
Main Control Board (B473)
40
Df Original Feed 1
42
Decals and Documents (B473/B475)
42
Df Original Feed 2
44
Df Original Transfer 1
46
Df Original Transfer 2
48
Df Original Transfer 3
50
Df Original Transfer 4
52
Df Original Exit
54
Df Drive/Electrical 1
56
Df Drive/Electrical 2
58
Df Frame Section
60
Optics Section 1
62
Optics Section 2
64
Optics Section 3
66
Optics Section 4
68
Laser Unit
70
Tandem Tray 1
72
Tandem Tray 2
74
Tandem Tray 3
76
Universal Tray
78
By-Pass Feed Tray
80
Paper Feed Unit 1
82
Paper Feed Unit 2
84
Vertical Transport
86
Paper Registration 1
88
Paper Registration 2
90
Paper Registration 3
92
Toner Hopper Section
94
Toner Supply Unit
96
Development Unit 1
98
Development Unit 2
100
Pcu 1
102
Pcu 2
104
Pcu 3
106
Pcu 4
108
Transfer Belt Unit 1
110
Transfer Belt Unit 2
112
Fusing Unit 1
114
Fusing Unit 2
116
Fusing Unit 3
118
Fusing Unit 4
120
Paper Exit Section 1
122
Paper Exit Section 2
124
Paper Exit Section 3
126
Duplex Unit 1
128
Duplex Unit 2
130
Duplex Unit 3
132
Duplex Unit 4
134
Duplex Unit 5
136
Drive Section 1
138
Drive Section 2
140
Toner Collection
142
Electrical Section 1
144
Electrical Section 2
146
Electrical Section 3
148
Electrical Section 4
150
Electrical Section 5
152
Electrical Section 6
154
Electrical Section 7
156
Electrical Section 8
158
Electrical Section 9
160
Frame Section 1
162
Frame Section 2
164
Frame Section 3
166
Frame Section 4
168
Bcu Board
170
Ipu Board
176
Control Board
190
Decal and Documents
204
Special Tools
208
Parts Index
220
TYPE 1075/A3/11”X17” TRAY UNIT TYPE 1075 PARTS
241
B473/B474/B475 LCT Rt43/8½”X14” PAPER SIZE TRAY
241
Parts Index
241
Parts Index
242
Parts Index
243
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