Ricoh FT4215 Manuals

Manuals and User Guides for Ricoh FT4215. We have 2 Ricoh FT4215 manuals available for free PDF download: Service Training Manual, Service Manual

Ricoh FT4215 Service Training Manual

Ricoh FT4215 Service Training Manual (209 pages)

Brand: Ricoh | Category: Copier | Size: 2.77 MB

Table of Contents

Important Safety Notices
2
Safety and Ecological Notes for Disposal
3
Overall Machine Information
12
Specifications
13
Copy Processes Around the Drum
16
Mechanical Component Layout
19
Drive Layout
20
Electrical Component Layout
22
Electrical Component Descriptions
24
Opc Drum Characteristics
32
Drum Charge
34
Charge Corona Wire Cleaner Mechanism
35
Charge Corona Circuit
36
Scanner Drive
41
Lens Drive
42
Original Size Detection in Platen Mode
45
Automatic Image Density Sensing
47
Exposure Lamp Voltage Control
49
Exposure Lamp Control Circuit
53
Drive Mechanism
59
Cross-Mixing
60
Development Bias for Image Density Control
61
Development Bias Circuit
65
Detect Supply Mode
67
Fixed Supply Mode
69
Toner Supply Amount
74
Color Toner End Detection
80
Image Transfer and Paper Separation
82
Pre-Transfer Lamp (Ptl)
82
Image Transfer
82
Paper Separation
83
Drum Cleaning
85
Drive Mechanism
86
Toner Overflow Detection
87
Paper Feed and Registration
89
Frr Feed System
90
Paper Size Detection
95
Paper Feed Drive Mechanism
99
Slip Clutch Mechanism
102
Paper Registration
104
Paper Feed and Misfeed Detection Timing
105
Image Fusing
107
Fusing Lamp Control
109
Energy Saver Function
110
Fusing Lamp Control Circuit
111
Document Feeder
114
Specifications
115
Component Layout
116
Electrical Component Descriptions
117
Overall Machine Control
118
Basic Operation
120
Power Distribution
122
Original Feed
124
Original Feed-In Mechanism
126
Original Size Detection
128
Original Inversion Mechanism
129
Original Feed-Out Mechanism
131
Input and Output Circuits
134
Lift Mechanism
135
Original Misfeed Sensing
136
Specifications
139
Component Layout
140
Electrical Component Descriptions
141
Basic Operation
143
Bin Drive Mechanism
146
Bin Drive Circuit
148
Misfeed Detection
149
Installation Procedure
150
Accessory Check
150
Preparation for Transportation
154
Roller Drive Belt Replacement
155
Bin Guide Lubrication
156
Specifications
158
Electrical Component Description
160
Duplex Stacking
163
Installation Procedure
170
Replacement and Adjustment
176
Duplex Tray Removal
176
Feed Motor Replacement
180
Paper End Sensor Replacement
181
Entrance Sensor Replacement
182
Friction Roller Replacement
184
Feed Roller Replacement
185
Detailed Section Descriptions
206

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Ricoh FT4215 Service Manual

Ricoh FT4215 Service Manual (46 pages)

Brand: Ricoh | Category: Copier | Size: 0.69 MB

Table of Contents

Specifications
2
Copy Processes Around the Drum
5
Mechanical Component Layout
6
Drive Layout
7
Electrical Component Layout
9
Electrical Component Descriptions
11
Detailed Section Descriptions
17
Drum Cleaning
17
Paper Feed and Misfeed Detection Timing
19
Installation Requirements
20
Minimum Space Requirements
20
Power Requirements
20
Installation Procedure
21
Service Tables
27
Service Remarks
27
Service Program Mode
27
Dip Switches
30
Variable Resistors
30
Replacement and Adjustment
31
Inner Cover Removal
31
Cleaning Blade Replacement
32
Entrance Seal Replacement
33
Registration Clutch Replacement
35
Drum Replacement
39
Hot Roller Replacement
41
Ozone Filter Replacement
43
4Th/5Th Mirror Height Adjustment
44
Troubleshooting
45

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