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Dell 2145cn Technical Information Page 68
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Table of contents
TROUBLESHOOTING
BOOKMARKS
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Alignment and T
roubleshooting
4-4
■ Paper Path
Sim
plex Pass
Fi
ni
sher Pass
Dupl
ex Pass
M
P
Feed
SCF Feed
Cassett
e F
eed
Sim
plex Pass
Fi
ni
sher Pass
Dupl
ex Pass
M
P
Feed
SCF Feed
Cassett
e F
eed
1
2
...
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...
207
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1
6HUYLFH0DQXDO
1
Table of Contents
3
Continued
4
1. Precautions
7
1.2 Caution for safety
8
1.2.3 Handling Precautions
9
Precautions
10
1.3 ESD Precautions
11
2. Product spec and feature
12
2.1.2 Specifications
13
Product spec and feature
14
2.1.2.3 Interface
15
2.1.2.4 Scan
15
2.1.2.5 Copy
16
2.1.2.6 Fax
17
2.1.2.7 Paper Handling
19
2.1.2.8 CRU
20
2.1.2.9 FRU
21
■ Machine Life
22
2.1.2.11 Environment
23
2.1.2.12 Option
24
2.1.3 Competitor Model
25
2.2 System Overview
26
■ Engine Layout
27
: Simplex
28
: Duplex
28
2.2.1 Main parts of system
29
2) Transfer Roller
30
3) FCT (First Cassette Tray)
30
4) SCT (Second Cassette Tray)
30
5) MPT (Multi Purpose Tray)
31
6) Toner Cartridge
31
7) Fuser Unit
32
9) Main Drive Unit
33
10) DEVE Drive Unit
33
13) Main Controller PBA
34
14) Drive PBA
34
15) DEVE CRUM PBA
34
16) Reverse Ass’y
34
17) Scan Part
35
IP Block Diagram
36
18) FAX section
37
1) Modem Side
38
2) DAA Side
38
3) Speaker Driver
39
2.2.2 H/W Configuration
40
2.2.2.1 Main Board
41
Chorus 3 Architecture
42
Memory Interface
42
I/O Interface
42
2.2.2.2 Power Flow
43
• Zero crossing photo triac
46
• 1 lamp (800W) Pulse control
46
■ Input/Output connector
47
3. Disassembly and Reassembly
48
3.3 Disassembly Procedure
52
3.3.2 Cover Front Ass’y
53
Disassembly and Reassembly
54
4. Done
55
3.3.4 SCAN Ass’y
56
3.3.5 DADF
57
3.3.6 Reverse Ass’y
58
3.3.7 COVER MIDDLE Ass’y
59
3.3.8 HVPS
60
3.3.9 Main Board
60
3.3.10 SMPS Board
61
3.3.11 Fuser Control Board
61
3.3.12 LSU
62
3.3.13 CRUM
63
3.3.14 Fuser Drive Ass’y
63
3.3.15 Pick up roller
64
4.1 Alignment and Adjustments
65
■ Clearing paper jams
67
■ Paper Path
68
Alignment and Troubleshooting
69
misfed paper
74
4.1.3.5 In the optional tray
76
4.1.4 System setup
77
4.1.4.2 Menu overview
78
4.1.4.3 Maintenance
79
■ PRINTING REPORTS
79
Printing a report
80
■ CLEARING MEMORY
84
■ CLEANING YOUR MACHINE
85
Cleaning the outside
85
Cleaning the inside
85
Cleaning the scan unit
86
■ MAINTAINING THE CARTRIDGE
87
Toner cartridge storage
87
Expected cartridge life
87
Redistributing toner
87
■ MAINTENANCE PARTS
92
Checking replaceables
93
Replacing the DADF rubber pad
93
4.1.4.5 F/W Upgrade
97
1) Using button
97
2) Using SWS
98
4.1.4.6 EDC Mode
99
■ Method to enter
99
■ EDC Menu
99
0. Cover Status
99
1. Sensor Status
100
2. Motor Test
100
3. Fan Test
100
4. Clutch/Sol
101
5. Fuser Ctrl
101
6. LSU Control
101
7. DEV Control
102
8. Reset Param
102
9. Print Test
102
4.1.4.7 Tech Mode
103
■ How to Enter Tech Mode
103
Never change settings
104
< Method >
105
4.1.5 Error Message
107
-genuine cartridge
111
4.2 Troubleshooting
112
Image quality problems
113
Digital Printer
114
7) Uneven Density
119
Digital
121
Digital Pri
121
11) Ghost
123
4.2.3 Paper feed problems
124
2) JAM 0
125
3) JAM 1
126
4) JAM 2
127
5) Reverse JAM 0
128
6) Rear Cover
129
7) Reverse JAM 1
130
8) Paper rolled in the fuser
131
4.2.4 Copy Problems
132
2) Scan Lock Error
133
3) Glass Broken
134
4.2.5 OPE Problems
135
4.2.6 Other Problems
136
Fuser error
137
2) No Power(1)
138
No Power(2)
139
3) LSU Error
140
View and Parts list
141
Thumbnail 1
142
Thumbnail 2
143
5.1 Main
144
Main Parts List
145
5.2 Cover Unit
147
Cover Unit Parts List
148
5.3 Front Cover
149
Front Cover Parts List
150
5.4 MP Tray
151
MP Tray Parts List
152
5.5 Middle Cover
153
Middle Cover Parts List
154
5.6 Reverse Unit
155
Reverse Unit Parts List
156
5.7 Top Cover
157
Top Cover Parts List
158
5.8 Reverse Frame
159
Reverse Frame Parts List
160
5.9 Reverse Drive
161
Reverse Drive Parts List
162
5.10 Frame
163
Frame Parts List
164
5.11 Feed Drive
165
Feed Drive Parts List
166
5.12 Fuser Unit
167
Fuser Unit Parts List
168
5.13 Fuser Drive
170
Fuser Drive Parts List
171
5.14 PTB
172
PTB Parts List
173
5.15 Scan Ass’y
175
Scan Ass’y Parts List
176
5.16 Hinge Unit
177
Hinge Unit Parts List
178
5.17 OPE
179
OPE 4in1 Parts List
180
5.18 Platen Ass’y
181
Platen Ass’y Parts List
182
5.19 DADF Ass’y
184
DADF Ass’y Parts List
185
5.20 Platen Cover DADF
186
Platen Cover DADF Parts List
187
5.21 DADF lower
188
DADF lower Parts List
189
5.22 DADF Motor
190
DADF Motor Parts List
191
5.23 Cassette
192
Cassette Parts List
193
5.24 SCF Unit
195
SCF Unit Parts List
196
5.25 SCF Cassette
198
SCF Cassette Parts List
199
6. System Diagram
200
6.2 Connection Diagram
201
System Diagram
202
7. Reference Information
205
Printer
206
Printer Language
207
Printer Language-Color
207
Reference Information
208
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