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利盟C950激光打印机维修手册故障诊断拆装指南
发布时间:2018-07-14 21:56   浏览次数: 次  
本手册包含服务人员的维护程序。 它分为以下几章: 1。 一般信息包含打印机的一般描述和用于修复打印机的维护方法。 讨论了特殊的工具和测试设备,以及一般的环境和安全指示。 2。 诊断信息包含错误指示表、症状表和用于隔离失败字段可替换单元(FRUs)的服务检
利盟C950打印机维修手册
本手册包含服务人员的维护程序。
它分为以下几章:
1。
一般信息包含打印机的一般描述和用于修复打印机的维护方法。讨论了特殊的工具和测试设备,以及一般的环境和安全指示。
2。诊断信息包含错误指示表、症状表和用于隔离失败字段可替换单元(FRUs)的服务检查。
3所示。诊断辅助工具包含用于定位或重复打印机问题症状的测试和检查。
4所示。维修信息提供了进行打印机调整、拆卸和安装FRUs的说明。
5。location使用插图来标识打印机上的连接器位置和测试点。
6。预防性维护包括润滑规范和预防问题的建议。
7所示。零件目录包含说明和零件编号的个别FRUs。
附录A包含服务提示和信息。
附录B包含有代表性的打印样本。

Table of contents
Notices and safety information . . . . . .xxi
Printhead LED notice . . . . . xxi
Lithium warning. . . xxv
Safety information. xxv
Preface . . . . . .xxviii
Navigation buttons . . . .ii-xxviii
Conventionsxxix
General information . . 1-1
Model . 1-1
Options and features . . . . . 1-1
Printer specifications . . . . . 1-2
Electronics . . . 1-2
SFP . . . 1-2
Connectivity (network support) . . . . 1-3
Operating modes . . . . 1-3
Data streams . 1-4
Dimensions. . . 1-4
Clearances . . . 1-4
Environment specifications . 1-5
Media handling . . . . 1-6
Input and output sources . . . 1-6
Media input size specifications . . . . 1-6
Media input type specifications . . . . 1-7
Printer . . . 1-7
Finisher . . 1-8
Supported finishing features . . . . 1-9
Media guidelines . . . 1-11
Unacceptable paper . . . 1-12
Selecting paper . 1-12
Selecting preprinted forms and letterhead . . . . 1-12
Using recycled paper and other office papers . . 1-13
Storing paper . . . 1-13
Tools required for service 1-14
Acronyms . 1-15
Diagnostic information . . . . . 2-1
Start . 2-1
POR (Power-On Reset) sequence . 2-2
Error codes and messages 2-3
User status and attendance messages . . . . 2-3
Paper jam error codes . . . . . 2-11
1xx service error codes . . . . 2-12
2xx service error codes . . . . 2-20
3xx service errors . . 2-24
4xx service error codes . . . . 2-28
8xx service error codes . . . . 2-31
9xx service error codes . . . . 2-31
Service checks . . . 2-34
900.xx System software error . . . . . 2-34
111.01 LED printhead (K) failure . . 2-37
111.02-111.04 LED printhead (K) signal failure . . 2-37
112.01 LED printhead (C) failure . . 2-38
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112.02-112.04 LED printhead (C) signal failure . . .2-38
113.01 LED printhead (M) failure . .2-38
113.02-113.04 LED printhead signal failure (M) . . .2-39
114.01 LED printhead failure (Y) . . .2-39
114.02-114.04 LED printhead (Y) signal failure . . .2-40
115.01 Multiple LED printhead power supply failure . . . . .2-40
115.02 Single LED printhead power failure . . . . . .2-41
115.03 Multiple LED printhead download failure . .2-41
115.04 Single LED printhead download failure . . .2-42
115.05 Multiple LED printhead mismatch failure . .2-42
115.06 Single LED printhead mismatch failure . . .2-43
115.07 Multiple LED printhead read failure . . . . . .2-43
115.08 Single LED printhead read failure . .2-43
115.09 Multiple LED printhead write failure . . . . . .2-44
115.10 Single LED printhead write failure .2-44
115.11 Multiple LED printhead communication failure . .2-45
115.12 Single LED printhead communication failure . . . .2-46
115.13 Multiple LED printhead clock failure . . . . . .2-46
115.14 Single LED printhead clock failure .2-47
115.15 Tray module logic failure . . .2-47
120.01 Fuser motor failure .2-48
120.02 Fuser pressure roll retract motor failure . .2-49
121.01 Encoder pulse failure . . . . . .2-49
121.02 Encoder pulse failure . . . . . .2-50
121.03 Heat belt (center) disconnection error . . . .2-50
121.04 Heat belt (center) overheat error . . .2-50
121.05 Heat belt (rear) disconnection error . . . . . .2-51
121.06 Heat belt (rear) overheat error . . . . .2-51
121.07 Heat belt (center) temperature increase failure . . .2-52
121.08 Heat belt (rear) temperature increase failure . . . . .2-52
121.09 Fuser temperature lag error . . . . . .2-52
121.10 Heat belt rotation failure . . .2-53
121.11 Fuser temperature recovery failure . . . . . .2-53
121.12 Incorrect fuser . . . . . .2-53
121.13 Fuser thermostat failure . . .2-54
126.01 Fuser driver interface failure . . . . . .2-54
126.02 Fuser driver to upper engine PCBA interface failure . . . .2-54
126.03 Fuser driver communication failure . . . . . .2-55
126.04 Fuser driver freeze failure . .2-55
126.05 Fuser driver high voltage error . . . .2-56
126.06 Fuser driver low voltage error . . . . .2-56
126.07 Fuser driver surge failure . . .2-56
126.08 IGBT high temperature error . . . . . .2-56
126.09 IGBT temperature sensor failure . . .2-57
126.12 Input low current error . . . . .2-57
132.01 ATC sensor (K) failure . . . . .2-58
132.02 ATC sensor (Y) failure . . . . .2-59
132.03 ATC sensor (M) failure . . . . .2-61
132.04 ATC sensor (C) failure . . . . .2-62
137.01 Upper printer engine PCBA communication error . . . . . .2-63
140.01 Registration drive motor failure . . .2-64
141.01 Drum drive motor (K) failure . . . . . .2-64
141.02 Drum drive motor (Y/M/C) failure . . .2-65
151.01 Transfer belt motor failure . .2-66
151.02 First transfer contact/retract failure . . . . . .2-66
151.03 Second transfer contact/retract failure . . . .2-67
154.01 Developer (Y/M/C) motor failure . . .2-68
155.01 Toner dispense motor (K) failure . .2-69
156.01 Toner dispense motor (C) failure . .2-70
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157.01 Toner dispense motor (M) failure . . 2-70
158.01 Toner dispense motor (Y) failure . . 2-71
171.02 Fuser cooling fan failure . . . 2-72
172.01 Front upper cooling fan failure . . . . 2-73
173.01 LVPS sub cooling fan failure . . . . . 2-73
174.01 Charge roll HVPS cooling fan failure . . . . . 2-73
175.01 Front right cooling fan failure . . . . 2-74
175.03 PC/developer drive motor cooling fan failure . . . 2-74
175.04 Front left cooling fan failure . . . . . 2-74
175.05 Suction fan failure . 2-75
175.06 Center exhaust fan failure . . 2-75
175.07 Fuser driver PCBA cooling fan failure . . . . 2-75
175.08 Upper exhaust cooling fan failure . 2-76
191.01 Lower engine PCBA detect failure . 2-76
191.02–191.05 Upper engine PCBA fuse blown . . 2-76
191.06 Lower engine PCBA fuse 2 blown . 2-77
191.07 Lower engine PCBA fuse 3 blown . 2-77
191.08 Lower engine PCBA fuse 4 blown . 2-78
191.09 Upper engine PCBA fuse 5 blown . 2-78
191.10 Lower engine PCBA fuse 6 blown . 2-78
191.11 Lower engine PCBA fuse 7 blown . 2-79
191.12 Lower engine PCBA fuse 8 blown . 2-79
191.13 Lower engine PCBA fuse 9 blown . 2-80
191.14 Lower engine PCBA fuse 10 blown 2-80
191.15 Lower engine PCBA fuse 11 blown 2-80
191.16 Lower engine PCBA fuse 12 blown 2-81
191.17 Lower engine PCBA fuse 13 blown 2-81
191.18 Upper engine PCBA data failure . . 2-81
191.19 Upper engine PCBA access failure 2-82
191.20 Upper engine PCBA buffer failure . 2-82
191.23 Lower engine PCBA fuse 14 blown 2-82
191.24 Lower engine PCBA fuse 15 blown 2-83
191.25 Lower engine PCBA fuse 16 blown 2-83
200.01 Sensor (registration) static jam . . . 2-83
200.03 Sensor (registration) late jam (feeding from the tray) . . . 2-84
200.03 Sensor (registration) late jam (feeding from the MPF) . . . 2-86
200.05/200.55 Sensor (registration) lag jam . . . . . 2-87
200.53 Sensor (registration) late jam (80K interval exceeded for feed rollers) . 2-89
200.55 Sensor (registration) lag jam . . . . . 2-92
201.01 Sensor (media on belt) static jam . 2-92
201.03 Sensor (media on belt) late jam . . . 2-93
202.01 Sensor (fuser exit) static jam . . . . . 2-95
202.03 Exit Sensor 1 Late Jam . . . . 2-96
202.04/202.05 Sensor (fuser exit) lag jam . 2-99
202.05 Sensor (fuser exit) lag jam 2-100
203.01 Sensor (upper redrive) static jam . 2-101
203.03 Sensor (upper redrive) late jam . . 2-101
203.05 Sensor (upper redrive) lag jam . . . 2-103
230.01 Sensor (duplex wait) static jam . . 2-105
231.03 Sensor (duplex wait) late jam . . . . 2-105
242.01 Sensor (tray 2 feed out) static jam . . . . . 2-109
242.03/242.06 Sensor (tray 2 feed out) late jam . 2-110
242.06 Sensor (tray 2 feed out) late jam . 2-111
242.56 Sensor (tray 2 feed out) late jam (80K interval exceeded for feed rolls) . . . . . 2-111
243.01 Sensor (tray 3 feed out) static jam 2-112
243.03/243.06 Sensor (tray 3 feed out) late jam . 2-113
243.06 Sensor (tray 3 feed out) late jam . 2-115
243.56 Sensor (tray 3 feed out) late jam (80K interval exceeded for feed rolls) . . . . . 2-115
244.01 Sensor (tray 4 feed out) static jam 2-116
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244.06 Sensor (tray 4 feed out) late jam . 2-117
244.56 Sensor (tray 4 feed out) late jam (80K interval exceeded for feed rolls) . . . . . 2-119
245.01 Sensor (tray 5 feed out) static jam 2-121
245.03 Sensor (tray 5 feed out) late jam . 2-122
245.06 Sensor (tray 5 feed out) lag jam . . 2-123
245.56 Sensor (tray 5 feed out) late jam (80K interval exceeded for feed rolls) . . . . . 2-124
245.56 Sensor (HCF feed out) late jam . . 2-126
250.05 Sensor (MPF feed out) lag jam . . . 2-127
250.06 Sensor (MPF feed out) late jam . . 2-131
250.56 Sensor (MPF feed out) late jam (80K interval exceeded for feed rolls) 2-132
381.01 Sensor (front tamper HP) late jam 2-133
381.02 Sensor (front tamper HP) lag jam . 2-134
381.03 Sensor (rear tamper HP) late jam . 2-136
381.04 Sensor (rear tamper HP) lag jam . 2-137
381.05 Sensor (stapler carriage HP) late jam . . . 2-138
381.07 Stapler unit failure 2-140
381.08 Sensor (media eject clamp HP late jam . 2-140
381.09 Sensor (media eject clamp HP) lag jam . . 2-141
381.10 Sensor (media eject shaft HP) late jam . . 2-142
381.11 Sensor (media eject shaft HP) lag jam . . . 2-144
381.12 Stacker bin failure . 2-145
381.13 Sensor (stacker bin upper limit) error . . . 2-147
381.14 Sensor (stacker bin no media) error . . . . 2-149
381.15 Sensor (punch side reg 1/2) lag jam . . . . 2-151
381.16 Sensor (punch cam HP) late jam . 2-153
381.17 Sensor (punch cam HP) lag jam . . 2-154
381.18 Sensor (punch carriage shift HP) late jam . . . . . 2-155
381.19 Sensor (punch carriage shift HP) lag jam 2-156
381.26 Sensor (decurler cam HP) late jam . . . . . 2-157
381.27 Sensor (decurler cam HP) lag jam . . . . . 2-158
381.30 Sensor (booklet front tamper HP) late jam . . . . . 2-159
381.31 Sensor (booklet front tamper HP) lag jam 2-161
381.32 Sensor (booklet end guide HP) lag jam . . 2-162
381.33 Sensor (booklet rear tamper HP) late jam 2-164
381.34 Sensor (booklet rear tamper HP) lag jam 2-165
381.35 Sensor (booklet knife folding) failure . . . 2-167
381.36 Booklet unit fail . . . 2-168
381.37 Sensor (booklet knife HP) late jam 2-169
381.38 Sensor (booklet knife HP) lag jam 2-171
381.39 Booklet Staple Fail 2-173
381.40 Sensor (booklet compiler media present) error . 2-174
381.41 Communication error with booklet controller card assembly . . 2-175
401.01 Sensor (finisher media entrance) static jam . . . . 2-175
401.03 Sensor (bridge media entrance) late jam 2-176
401.05 Sensor (bridge media entrance) lag jam . 2-177
402.01 Sensor (bridge media exit) static jam . . . 2-178
402.03 Sensor (bridge media exit) late jam . . . . . 2-180
481.01 Sensor (finisher media entrance) static jam . . . . 2-181
481.03 Sensor (finisher media entrance) late jam . . . . . 2-182
482.01 Sensor (diverter gate) static jam A (to stacker bin) . . . . 2-182
482.01 Sensor (diverter gate) static jam B (to top bin) . . 2-183
482.03 Sensor (diverter gate) late jam . . . 2-184
483.01 Sensor (buffer path) static jam . . . 2-185
483.03 Sensor (buffer path) late jam . . . . 2-186
484.01 Sensor (compiler media present) static jam . . . . 2-188
485.01 Sensor (upper media exit) static jam . . . . 2-189
485.03 Sensor (upper media exit) late jam . . . . . 2-190
485.05 Sensor (upper media exit) lag jam 2-191
486.01 Sensor (lower media exit) static jam . . . . 2-192
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486.03 Sensor (lower media exit) late jam 2-193
486.05 Sensor (lower media exit) lag jam 2-194
487.05 Sensor (compiler media present) late jam . . . . . 2-196
491.01 Sensor (booklet media entrance) static jam . . . . 2-198
491.03 Sensor (booklet media entrance) late jam 2-198
491.05 Sensor (booklet media entrance) lag jam 2-200
492.01 Sensor (booklet compiler media present) static jam . . . 2-201
493.01 Sensor (booklet media exit) static jam . . 2-202
493.03 Sensor (booklet media exit) static jam . . 2-203
493.05 Sensor (booklet media exit) lag jam . . . . 2-204
849.00 Hard drive failure . . 2-205
910.02–910.07 Data communication error 2-206
939.00 RIP card assembly communication failure . . . . 2-206
940.02 Clock signal communication error 2-207
940.03 Controller communication failure 2-207
940.04 IM logic failure . . . . 2-207
951.xx RIP card assembly NVRAM failure . . . . . 2-208
953.xx Operator panel assembly NVRAM failure 2-208
955.xx RIP card assembly NAND CRC failure . . 2-208
956.00 RIP card assembly processor failure . . . . 2-209
956.01 RIP card assembly processor over temperature failure 2-209
956.02 RIP card assembly cooling fan failure . . 2-209
956.03 RIP card assembly FPGA failure . 2-210
980.04 Duplex controller card assembly communication failure . . . . . 2-210
980.05 Engine flicker communication failure . . 2-211
957.01 BITZ1 initialize failure . . . . 2-211
957.02 BITZ2 initialize failure . . . . 2-211
995.00 Finisher NVM R/W failure . 2-212
996.00 Finisher type failure 2-212
997.00 Duplex controller card assembly type failure . . . 2-212
999.00 Finisher engine/RIP functional failure . . . 2-213
Image quality troubleshooting . 2-214
Printer-related troubleshooting . . 2-214
Image quality symptoms . . . . . 2-214
Image Quality . . . . . 2-215
Faint print (Low contrast) . . . . 2-215
Blank print (no print) . . 2-217
Solid black . . . 2-219
Vertical lines and bands (process direction) . . 2-220
Horizontal white stripes or bands (side-to-side direction) . . 2-221
Vertical stripes (process direction) . . . 2-223
Horizontal stripes (side to side direction) . . . . 2-224
Partial lack . . . 2-226
Spots . 2-227
After image (ghosting) 2-229
Background fog . . . . . 2-230
Paper skew . . 2-232
Media damage . . . . . 2-233
No fuse . . . . . 2-235
Color misregistration . . 2-236
Deletions . . . . 2-237
High frequency bands 2-238
Diagonal banding . . . . 2-239
Diagnostic aids . 3-1
User operator panel, menus and messages . . . . 3-1
Understanding the operator panel . . 3-1
Understanding the home screen . . . 3-2
Menu map . . . . 3-3
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Accessing service menus . 3-4
Configuration Menu 3-5
Entering Configuration Menu 3-5
Available settings . . . 3-5
Action for prompts . . 3-6
Automatic Alignment Adjust Calibration . . . 3-6
Automatically Display Error Screens 3-7
Black Only Mode . . . . 3-7
Booklet Adjustments . 3-7
Clear Custom Status . 3-7
Color Trapping 3-7
Disk Encryption . . . . . 3-7
Energy Conserve . . . . 3-8
Envelope Prompts . . . 3-8
Erase all Information on Disk 3-8
Exit Tray 2 . . . . 3-8
Factory Defaults . . . . . 3-8
Font Sharpening . . . . 3-9
Jobs on Disk . 3-9
Key Repeat Initial Delay . . . . 3-9
Key Repeat Rate . . . . 3-9
Panel Menus . 3-10
Paper Prompts . . . . . 3-10
PPDS Emulation . . . . 3-10
Print Quality Pages . 3-10
REGISTRATION . . . . 3-10
Reports . . . . . 3-11
Menu Settings Page . . . 3-11
Event Log . . . . . 3-11
Require Standby . . . 3-11
Reset Maintenance Counter Value . 3-11
Short-edge Printing . 3-11
Size Sensing . 3-12
A5/Statement . . 3-12
B5/Executive . . . 3-12
Tray Insert Message Delay . 3-12
UI Automation . . . . . 3-12
USB Speed . . 3-13
Wipe All Settings . . . 3-13
Diagnostics Menu . 3-14
Entering Diagnostics Menus . . . . . 3-14
Available tests . . . . . 3-14
DEVICE TESTS . . . . . 3-16
Flash Test . . . . . 3-16
Quick Disk Test . 3-16
Disk Test/Clean . 3-16
DUPLEX TESTS . . . . 3-16
Quick Test (Duplex) . . . 3-16
EVENT LOG (Diagnostics Menu) . . 3-17
Clear the Event Log . . . 3-17
Display the Event Log . . 3-17
Print the Event Log . . . . 3-17
FINISHER TESTS . . . 3-18
Feed Test (Finisher) . . . 3-18
Hole Punch Test 3-18
Staple Test . . . . 3-18
HARDWARE TESTS . 3-18
Button Test . . . . 3-18
DRAM Test . . . . 3-19
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Panel Test . . . . . 3-19
Serial Wrap 1 Test . . . . 3-19
INPUT TRAY TESTS . 3-19
Feed Tests (Input Tray) . 3-19
MOTOR TESTS . . . . . 3-20
PRINTER MOTOR TESTS . . . . 3-20
FINISHER MOTOR TESTS . . . 3-21
OUTPUT BIN TESTS 3-21
Feed Tests (Output Bin) 3-21
Feed To All Bins 3-22
PRINT TESTS 3-22
[Input Source] Print Test 3-22
Print Quality Pages (Diagnostics Menu) 3-22
PRINTER SETUP . . . 3-22
Configuration ID 3-22
Mono and Color Page Count . . . 3-22
Parallel Strobe Adjustment (all parallel ports) . . 3-22
Permanent Page Count . 3-23
Reset Color Calibration . 3-23
Serial Number . . 3-23
U.S. / Non-U.S. Defaults 3-23
REPORTS . . . 3-23
SENSOR TESTS . . . . 3-23
PRINTER SENSOR TESTS . . . 3-23
FINISHER SENSOR TESTS . . . 3-24
Service Engineer (SE) Menu . . . . 3-26
Print SE Menus . . . . 3-26
General . 3-26
Code Revision Info . . . . 3-26
History . . 3-26
MAC . . . 3-26
NVRAM . 3-26
NPAP . . 3-26
TCP/IP . . 3-26
Paper jams 3-27
Avoiding jams . . . . . 3-27
Paper tray recommendations . . 3-27
Paper recommendations 3-27
Understanding jam numbers and locations . . . . . 3-28
201-202 paper jams . . . 3-29
203 paper jam . . 3-31
230 paper jam . . 3-32
231 paper jam . . 3-33
24x paper jam . . 3-35
Paper jam in Tray 5 (high-capacity feeder) . . . . 3-37
250 paper jam . . 3-41
281 paper jam . . 3-41
4yy.xx paper jams . . . . . 3-44
455 staple jam . . 3-48
Security Reset Jumper . . 3-51
Printer theory of operations . . . . 3-52
Print engine theory . 3-52
Printing process flow . . . 3-52
Step1: Charge . . 3-53
Step 2: Exposure 3-54
Step 3: Development . . . 3-55
Step 4: 1st Transfer . . . . 3-57
Step 5: Cleaning (Drum/Charge roll) . . . 3-58
Step 6: 2nd Transfer . . . 3-58
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Step 7: Electric Discharge . . . . . 3-59
Step 8: Cleaning (Transfer belt/2nd transfer roll) . . . . . 3-59
Step 9: Fusing . . 3-59
Paper path theory . . 3-60
SFP paper path . 3-60
Paper feed process . . . . 3-62
Registration . . . . 3-63
Transfer . 3-64
Fusing/exit . . . . . 3-64
Duplexing . . . . . 3-66
Color theory . 3-67
Finisher theory of operations . . . 3-71
Media transport . . . . 3-71
Bridge unit assembly paper path 3-71
Finisher media path . . . . 3-72
Finisher roll assemblies . 3-73
Finisher media path sensors . . . 3-74
Finisher motors . 3-75
Bridge unit assembly . . . 3-75
From bridge unit assembly to punch . . . 3-76
From punch to compiler unit assembly . 3-77
From compiler unit assembly to stacker media bin . . . . 3-78
From punch to upper media bin 3-79
Functions of sensors along the media path . . . . . 3-79
Bridge unit assembly . . . 3-79
Finisher . 3-80
Punch unit . . 3-81
Adjusting punching positions . . . 3-81
Punching 3-81
Detecting punch waste full . . . . 3-82
Detecting punch waste box . . . . 3-83
Functions of punch sensors/motors . . . 3-83
Compiler unit assembly . . . 3-84
Outline of operation . . . . 3-84
Capacity of compiler unit assembly . . . . 3-85
Compiler unit assembly operation with multiple media sizes . . 3-85
Tamping 3-85
Front tamping . . 3-85
Rear tamping . . . 3-86
Center tamping . 3-87
Determining tamper home position . . . . 3-87
Tamping 3-87
Offsetting 3-88
Functions of compiler unit assembly sensors/motors . . 3-88
Stapler 3-89
Stapling operation . . . . . 3-89
Staple positions . 3-89
Media sizes that allow stapling . 3-90
Stapling one sheet . . . . 3-91
Stapling multiple size media . . . 3-91
Media limits for stapling . 3-91
Stapler operation 3-91
Stapler unit assembly . . 3-92
Functions of stapler sensors/motors . . . 3-93
Booklet Operation . . 3-93
Functions of booklet sensors and motors 3-94
Booklet media bin . . 3-96
Operation . . . . . 3-96
Functions of upper media bin sensors . 3-96
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Stacker media bin . . 3-96
Operation . . . . . 3-97
Full stack detection . . . . 3-98
Functions of stacker media bin sensors/motors 3-99
Booklet tray 3-100
Power supply and interlock . . . . . 3-101
TTM theory of operations . . . . . 3-103
Media transport . . . 3-104
Media transport path . . 3-104
Functions of main components 3-104
Media tray assembly . . . . . 3-104
Rear media guide . . . . 3-104
Bottom plate . . 3-105
Tray 2 media tray assembly . 3-105
Tray 3 or 4 media tray assembly . . . . 3-106
TTM media feed units . . . . 3-106
Media feed unit assembly . . . . 3-106
Media feed lift motor . . 3-106
Switch (media size) . . . 3-106
This switch (media size) sets the size of media supplied from each media tray assembly. A signal indicating
the media size is transmitted as a voltage to the printer engine card assembly. . . . . 3-106
Switch (TTM media size) . . . . . 3-107
Sensor (media out) . . . 3-107
Sensor (media level) . . 3-107
Main components . 3-107
Switch (tray module left door interlock) 3-107
Sensor (tray 2 feed-out) . . . . . 3-108
Sensor (tray 3 feed-out) . . . . . 3-108
Sensor (tray 4 feed-out) . . . . . 3-108
Tray module media transport roll assembly . . 3-108
Tray module drive motor . . . . . 3-108
TTM tray 4 media transport motor . . . . 3-108
TTM controller card assembly . 3-108
Switch (TTM media size) . . . . . 3-109
3TM theory of operations . . . . . 3-110
Media transport . . . 3-111
Media transport path . . 3-111
Media transport path . . 3-111
Functions of main components 3-111
Media tray assembly . . . . . 3-111
Media feed unit assembly . . . . 3-111
Rear media guide . . . . 3-111
Bottom plate . . 3-112
Tray 2, 3, 4 media tray assembly . . . 3-112
3TM media feed units . . . . 3-112
Media feed unit assembly . . . . 3-112
Media feed lift motor . . 3-112
Switch (media size) . . . 3-112
Sensor (media out) . . . 3-112
Sensor (media level) . . 3-113
Main components . 3-113
Switch (tray module left door interlock) 3-113
Sensor (tray 2 feed-out) . . . . . 3-113
Sensor (tray 3 feed-out) . . . . . 3-113
Sensor (tray 4 feed-out) . . . . . 3-114
Tray module media transport roll assembly . . 3-114
Tray module drive motor . . . . . 3-114
3TM controller card assembly . 3-114
Switch (media size) . . . 3-115
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1TM theory of operations . . . . . 3-116
Media transport . . . 3-117
Media transport path . . 3-117
Media transport path . . 3-117
Functions of main components 3-117
Media tray assembly . . . . . 3-117
Rear media guide . . . . 3-117
Bottom plate . . 3-117
Tray 2 media tray assembly . 3-118
1TM media feed units . . . . 3-118
Media feed unit assembly . . . . 3-118
Media feed lift motor . . 3-118
Switch (media size) . . . 3-119
Sensor (media out) . . . 3-119
Sensor (media level) . . 3-119
Main components . 3-119
Switch (tray module left door interlock) 3-119
Sensor (tray 2 feed-out) . . . . . 3-120
Tray module media transport roll assembly . . 3-120
Tray module drive motor . . . . . 3-120
1TM controller card assembly . 3-120
Switch (media size) . . . 3-121
High capacity feeder theory of operations . . . 3-122
Media feeding . . . . . 3-122
Outline . 3-122
HCF media feed unit assembly 3-122
HCF media transport roll assembly . . . 3-122
HCF media feed unit assembly operation 3-123
HCF media transport roll assembly operation . . 3-125
HCF media feed unit assembly sensor/motor functions 3-125
Status monitoring . 3-126
Static media jam detection . . . 3-126
Interlock detection . . . . 3-126
Tray insertion detection 3-127
Functions of sensors used for status monitoring . . . . . 3-127
Media size detection . . 3-128
Sensor for media size detection . . . . . 3-128
Size sensors . . 3-128
Tray lifting . . . . 3-129
Media out detection . . . 3-129
Sensor (media out) . . . 3-130
Remaining media volume detection . . 3-130
Sensor (media level) . . 3-131
Repair information. . . . 4-1
Handling ESD-sensitive parts . . . . 4-1
Turning the printer off . . . . 4-1
Removal procedures . . . . . 4-2
Cover removal procedures 4-3
Inner cover removal . . 4-3
Internal rear cover removal . . 4-5
Left rear lower cover removal 4-6
Left upper cover removal . . . 4-6
MPF top cover removal . . . . . 4-7
Operator panel front cover (SFP) . . . 4-8
Operator panel top cover (SFP) removal . . . 4-8
Printer front door removal . 4-10
Printer right cover removal . 4-11
Printer top cover removal . . 4-12
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Rear lower cover removal . . 4-14
Rear upper cover removal . 4-16
Top rear cover (SFP) removal . . . . . 4-17
Print engine removal procedures 4-20
1st transfer conductor housing removal . . 4-20
1st transfer retract clutch assembly removal . . . . 4-22
2nd transfer roller removal . 4-24
ATC sensor PCB bracket removal . 4-25
ATC sensor PCB removal . . 4-26
Bridge PCBA removal . . . . . 4-28
C toner auger removal . . . . . 4-31
Charge roll HVPS cooling fan removal . . . 4-34
Charge roll HVPS PCBA removal . . 4-36
CMYK toner dispense auger assembly removal . . 4-37
Controller cooling fan removal . . . . 4-40
Developer carrier removal and replacement . . . . . 4-42
Developer housing (C) removal . . . 4-45
Developer housing (K) removal . . . 4-51
Developer housing (M) removal . . . 4-56
Developer housing (Y) removal . . . 4-62
Developer housing rear plunger removal . 4-67
Developer HVPS PCBA removal . . . 4-69
Feeder slide guide removal 4-71
Front left cooling fan removal . . . . 4-72
Front right cooling fan removal . . . 4-74
Front upper cooling fan removal . . 4-76
Fuser assembly removal . . . 4-78
Fuser cooling fan removal . 4-78
Fuser driver PCBA cooling fan removal . . 4-81
Fuser driver PCBA removal 4-84
Fuser pressure roll retract motor removal 4-88
Fuser/lower redrive/1st BTR retract motor removal . . . . . 4-91
Inner plate removal . 4-92
K toner auger removal . . . . . 4-94
LED printhead removal . . . . 4-96
Lower engine PCBA removal . . . . . 4-98
Lower redrive shift motor assembly removal . . . . 4-99
LVPS front fan guide removal . . . 4-105
LVPS PCBA removal . . . . . 4-106
LVPS sub cooling fan removal . . . 4-109
M toner auger removal . . . 4-110
Main power GFI interface removal 4-113
Main power switch removal . . . . . 4-115
Media feed lift motor removal . . . . 4-115
Media out actuator removal . . . . . 4-117
Media size switch PCB removal . . 4-117
Media transport/MPF drive motor removal . . . . . 4-118
MPF roller removal 4-121
MPF tray feeder removal . . 4-122
Operator panel assembly (SFP) removal . 4-123
Operator panel PCBA (SFP) removal . . . . 4-124
Operator panel speaker (SFP) removal . . 4-126
PC smart chip socket (C, M, Y, K) removal . . . . . 4-128
PC/developer drive motor cooling fan removal . 4-130
PC/developer drive motor removal . . . . . 4-132
Pick roller removal . 4-135
Printer left duplex door assembly removal . . . . . 4-136
Printer media turn guide removal 4-137
Printer tray 1 feeder removal . . . . 4-138
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Printhead retract door removal . . 4-139
Registration drive motor removal 4-141
Registration/transport roller assembly removal . 4-143
RIP PCBA removal . 4-144
eSF solutions backup . 4-146
Sensor (image calibration) removal . . . . . 4-147
Sensor (media level) removal . . . . 4-148
Sensor (media on belt) removal . . 4-149
Sensor (media out) removal . . . . . 4-150
Sensor (printer left duplex door interlock) removal . . . . 4-152
Sensor (printer left front door interlock) removal . . . . . 4-154
Sensor (printer right front door interlock) removal . . . . 4-156
Sensor (tray 1 pre-feed) removal . 4-157
Sub LVPS PCBA removal . 4-158
Suction fan removal . . . . . 4-161
Suction filter removal . . . . 4-163
Toner dispense motor removal . . 4-163
Toner smart chip PCB removal . . 4-166
Touch screen (SFP) removal . . . . 4-167
Transfer belt assembly removal . . 4-168
Transfer belt cleaner removal . . . . 4-172
Transfer belt lever removal 4-174
Transfer roll HVPS PCBA removal 4-175
Upper exhaust cooling fan removal . . . . . 4-178
Upper printer engine PCBA removal . . . . 4-180
Upper redrive assembly removal . 4-181
Waste toner agitator motor removal . . . . 4-182
Waste toner auger chute removal 4-185
Waste toner sensor guide removal . . . . . 4-187
Waste toner shaft gate removal . . 4-188
Y toner auger removal . . . . 4-190
Tray module removal procedures . . . . . 4-193
3TM left door removal . . . . 4-193
Sensor (media level) removal . . . . 4-194
Sensor (media out) removal . . . . . 4-194
Sensor (media present) removal . 4-195
Sensor (tray module feedout) removal . . 4-197
Sensor (tray module left door interlock) removal 4-198
Sensor (TTM media size) removal 4-200
Sensor (TTM tray 3 feedout) removal . . . 4-200
Sensor (TTM tray 4 feedout) removal . . . 4-201
Tray module bottom cover removal . . . . . 4-202
Tray module controller PCBA removal . . 4-203
Tray module left cover removal . . 4-203
Tray module lower transport motor removal . . . 4-204
Tray module media feeder removal . . . . . 4-205
Tray module rear cover removal . 4-208
Tray module right cover removal . 4-208
Tray module top cover removal . . 4-209
Tray module transport rollers removal . . 4-210
Tray module tray 2 media turn guide removal . . 4-211
Tray module upper transport motor removal . . . 4-211
TTM left door removal . . . . 4-212
TTM lower transport motor removal . . . . 4-213
TTM tray 3 feeder removal 4-214
TTM tray 3 media tray removal . . . 4-217
TTM tray 3 media turn guide removal . . . 4-218
TTM tray 4 media feeder removal . 4-218
TTM tray 4 media transport removal . . . . 4-221
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TTM tray 4 media tray removal . . . 4-222
TTM tray 4 media turn guide removal . . . 4-223
TTM upper transport motor removal . . . . 4-223
Bridge unit removal procedures 4-225
Bridge decurler rear cover removal . . . . . 4-225
Bridge decurler right cover removal . . . . 4-226
Bridge decurler top cover removal . . . . . 4-226
Bridge drive motor removal . . . . . 4-227
Bridge unit assembly removal . . . 4-229
Bridge unit rear cover removal . . . 4-230
Bridge unit top door removal . . . . 4-231
Bridge unit top door spring removal . . . . 4-232
Decurler clutch removal . . 4-234
Sensor (bridge media entrance) removal 4-237
Sensor (bridge media exit) removal . . . . . 4-238
Sensor (bridge top door interlock) removal . . . . 4-241
Sensor (decurler cam HP) removal . . . . . 4-242
Sensor (decurler cover interlock) removal . . . . . 4-244
Finisher removal procedures . . 4-246
Booklet bin assembly removal . . . 4-246
Booklet bin hookup cable assembly removal . . . 4-246
Booklet controller card assembly removal . . . . . 4-247
Booklet diverter gate removal . . . 4-248
Booklet end guide drive motor removal . 4-249
Booklet fold solenoid frame removal . . . . 4-250
Booklet fold solenoid removal . . . 4-250
Booklet folding/exit drive motor assembly removal . . . 4-251
Booklet front tamper guide removal . . . . 4-251
Booklet front tamper motor removal . . . . 4-252
Booklet knife sector drive gear 42T removal . . . 4-253
Booklet media entrance drive motor removal . . . 4-254
Booklet media pinch roll assembly removal . . . . 4-255
Booklet paddle drive motor assembly removal . 4-256
Booklet rear tamper guide removal . . . . . 4-256
Booklet rear tamper motor removal . . . . . 4-257
Booklet stapler unit assembly removal . . 4-258
Booklet unit assembly left cover removal 4-259
Booklet unit chassis removal . . . . 4-260
Booklet unit gear train frame removal . . . 4-261
Buffer diverter gate removal . . . . . 4-262
Buffer diverter gate solenoid removal . . . 4-263
Buffer pinch guide assembly removal . . . 4-264
Clamp drive motor removal . . . . . 4-265
Clamp paddle removal . . . 4-266
Eject roll shaft removal . . . 4-267
Finisher bottom cover removal . . 4-269
Finisher buffer roll assembly removal . . . 4-269
Finisher diverter gate removal . . . 4-272
Finisher diverter gate solenoid removal . 4-272
Finisher front door assembly removal . . 4-273
Finisher left carriage belt assembly removal . . . 4-274
Finisher LVPS PCBA removal . . . 4-276
Finisher media entrance roll assembly removal . 4-277
Finisher PCBA removal . . . 4-278
Finisher removal . . 4-280
Finisher right carriage belt removal . . . . . 4-282
Left lower cover removal . 4-285
Left upper cover removal . 4-286
Lower media exit roll assembly removal . 4-286
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Lower pinch guide assembly removal . . . 4-290
Media compiler unit assembly removal . . 4-291
Media eject clamp clutch removal 4-294
Media eject motor assembly removal . . . 4-295
Media eject unit assembly removal . . . . . 4-296
Media entrance pinch guide assembly removal . 4-299
Paddle shaft removal . . . . . 4-300
Punch carriage assembly removal 4-301
Punch carriage shift motor assembly removal . . 4-303
Punch unit motor assembly removal . . . . 4-304
Rear lower cover removal . 4-306
Rear upper cover removal 4-306
Right eject cover removal . 4-307
Sensor (booklet compiler media entrance) removal . . . 4-308
Sensor (booklet end guide HP) removal . 4-309
Sensor (booklet front tamper HP) removal . . . . . 4-309
Sensor (booklet knife folding) removal . . 4-310
Sensor (booklet knife HP) removal . . . . . 4-311
Sensor (booklet media entrance) removal . . . . . 4-312
Sensor (booklet rear tamper HP) removal 4-313
Sensor (booklet unit interlock) removal . 4-313
Sensor (booklet unit media exit) removal 4-314
Sensor (buffer path) removal . . . . 4-315
Sensor (compiler media present) removal . . . . . 4-316
Sensor (diverter gate) removal . . . 4-316
Sensor (finisher media entrance) removal . . . . . 4-317
Sensor (front tamper HP) and sensor (rear tamper HP) removals . . . . 4-318
Sensor (lower media exit) removal . . . . . 4-319
Sensor (media eject clamp HP) removal . 4-320
Sensor (media eject shaft HP) removal . . 4-321
Sensor (punch carriage shift HP) removal . . . . . 4-322
Sensor (punch hole select), sensor (punch cam front), and sensor (punch unit HP) removal 4-323
Sensor (punch unit motor encoder) removal . . . 4-324
Sensor (punch unit side registration pair) with bracket removal . . . . . 4-325
Sensor (punch waste box set) removal . . 4-326
Sensor (stacker bin level encoder) removal . . . . 4-327
Sensor (stacker bin level F) removal . . . . 4-328
Sensor (stacker bin level R) removal . . . . 4-328
Sensor (stacker bin upper limit) or sensor (stacker bin no media) removal . . 4-329
Sensor (stapler carriage HP) removal . . . 4-331
Sensor (upper media bin full) removal . . 4-332
Sensor (upper media exit) removal . . . . . 4-333
Stacker bin lift motor assembly removal . 4-334
Stacker media bin assembly removal . . . 4-337
Stapler unit assembly removal . . . 4-337
Stapler unit frame removal 4-339
Stepper motor (buffer/transport) and belt (buffer/transport) removal . 4-341
Stepper motor (entrance/paddle) and belt (entrance/paddle) removal . 4-343
Stepper motor (exit) assembly and belt (exit) removal . 4-345
Sub paddle removal 4-346
Switch (eject cover interlock) removal . . 4-347
Switch (finisher front door interlock) removal . . 4-347
Top cover removal . 4-348
Upper media bin assembly removal . . . . 4-349
Upper media bin front cover removal . . . 4-350
Upper media exit pinch roll assembly removal . 4-350
Upper media exit roll assembly removal . 4-351
Upper pinch guide assembly removal . . . 4-353
Upper transport roll removal . . . . 4-354
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High capacity feeder (HCF) removals . . 4-356
HCF caster removal 4-356
HCF controller card PCBA removal . . . . . 4-356
HCF feed lift gear bracket removal . . . . . 4-357
HCF feed lift motor removal . . . . . 4-357
HCF feed roll assembly removal . 4-358
HCF feed unit removal . . . . 4-359
HCF left cover removal . . . 4-359
HCF lift cables removal . . . 4-360
HCF media long edge guide assembly removal . 4-361
HCF media out actuator removal . 4-362
HCF media tray assembly removal . . . . . 4-363
HCF media tray front cover removal . . . . 4-364
HCF media tray lift coupling assembly removal . 4-365
HCF pick roll assembly removal . 4-366
HCF pick roll shaft assembly removal . . . 4-366
HCF rear cover removal . . 4-368
HCF sensor (HCF media size) removal . . 4-368
HCF sensor (HCF media tray set) removal . . . . . 4-369
HCF sensor (tray 5 feedout) removal . . . . 4-370
HCF separation drive gear kit removal . . 4-371
HCF separation roll assembly removal . . 4-372
HCF separation roll shaft assembly removal . . . 4-373
HCF top cover removal . . . 4-374
HCF top door assembly removal . 4-375
HCF transport motor removal . . . . 4-377
HCF transport roller kit removal . . 4-377
HCF tray lift gear bracket removal 4-378
Sensor (HCF docking interlock) removal 4-379
Sensor (HCF top door interlock) removal 4-380
Sensor (tray 5 media level) removal . . . . 4-381
Sensor (tray 5 media out) removal 4-382
Sensor (tray 5 pre feed) removal . 4-383
Setup and adjustments . 4-385
Sensor (ATC) setup 4-385
ATC value conversion chart . . 4-386
Booklet maker setup & adjustment . . . . . 4-390
Folding precision skew adjustment . . . 4-390
2 sheet fold & staple position fine adjustment . 4-391
15 sheet staple position fine adjustment . . . . . 4-395
Booklet fold position fine adjustment (3-15 sheets) . . 4-397
Booklet staple position fine adjustment (3-14 sheets) . 4-399
Connector locations . . 5-1
Locations . . 5-1
Configurations 5-1
Base machine . . 5-1
Base machine with add-ons . . . . 5-2
Full configuration . 5-3
Print engine . . 5-4
Main Power/Front Cover Interlock Switch . . 5-5
Toner smart chip, cooling fan . . . . . 5-6
Image calibration . . . . 5-7
Fuser . . 5-8
Exit . . . 5-9
Duplex cover 5-10
Registration . 5-11
MPF . 5-12
Upper/lower engine PCBA . 5-13
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Controller . . . 5-15
Electrical, rear . . . . . 5-17
Developer drive motor . . . . . 5-18
Toner dispense motor (Y,M,C,K), GFI interface . . 5-19
LED printhead . . . . . 5-20
LVPS, HVPS, and waste toner agitator motor . . . 5-22
3TM—tray2/3/4 media feeder, feed-out sensor, media size sensor . . . . 5-24
Fuser drive, sub LVPS . . . . . 5-26
TTM—rear . . . 5-27
TTM—left . . . 5-29
TTM—tray 2/3/4 feeder . . . . 5-30
TTM—tray 2/3/4 media size sensor 5-31
Finisher—sensors . . 5-32
Finisher—compiler . 5-33
Finisher—stapler . . . 5-34
Finisher—media compiler guide . . 5-35
Finisher—punch unit 5-36
Finisher—rear . . . . . 5-37
Finisher—LVPS, stacker . . . 5-39
Finisher—controller PCBA . 5-41
Finisher—booklet maker 1 . 5-43
Finisher—booklet maker 2 . 5-44
Finisher—controller card . . 5-45
Finisher—booklet output tray . . . . . 5-47
Finisher—bridge . . . 5-48
High capacity feeder 1 . . . . . 5-49
High capacity feeder 2 . . . . . 5-50
Preventive maintenance. . . . 6-1
Inspection guide . . . 6-1
Lubrication specifications . 6-2
Scheduled maintenance . . 6-3
Cleaning the printer 6-5
Cleaning the exterior of the printer . 6-5
Cleaning the printhead lenses . . . . . 6-6
Parts catalog . . . . 7-1
How to use this parts catalog . . . . 7-1
Assembly 1: Operator panel covers (SFP) . . . . . 7-2
Assembly 2: Operator panel (SFP) . . . . . 7-3
Assembly 3: Printhead 1 . 7-4
Assembly 4: Printhead 2 . 7-5
Assembly 5: Drive 1 . . . . . 7-6
Assembly 6: Drive 2 . . . . . 7-7
Assembly 7: Drive 3 . . . . . 7-8
Assembly 8: Cooling fans 1 . . . . 7-9
Assembly 9: Cooling fans 2 . . . 7-10
Assembly 10: Cooling fans 3 . . 7-11
Assembly 11: Developer 1 . . . . . 7-12
Assembly 12: Developer 2 . . . . 7-13
Assembly 13: HVPS . . . . 7-14
Assembly 14: Transfer belt 1 . . 7-15
Assembly 15: Transfer belt 2 . . 7-16
Assembly 16: Fuser . . . . 7-17
Assembly 17: Photoconductor 7-18
Assembly 18: Waste toner transfer . . . 7-19
Assembly 19: Media feed 1 . . . . 7-20
Assembly 20: Media feed 2 . . . . 7-21
Assembly 21: Media feed 3 . . . . 7-22
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Assembly 22: Media feed 4 . . . . 7-23
Assembly 23: Tray module media feed 1 . . . . . 7-24
Assembly 24: Tray module media transport 1 . 7-25
Assembly 25: Tray module media transport 2 . 7-26
Assembly 26: Tray module covers 1. . . 7-27
Assembly 27: Tray module covers 2. . . 7-28
Assembly 28: TTM trays. 7-29
Assembly 29: TTM Media feed 1 7-30
Assembly 30: TTM Media feed 2 7-31
Assembly 31: TTM left door. . . . 7-33
Assembly 32: TTM tray support 7-34
Assembly 33: TTM drive 1 . . . . . 7-35
Assembly 34: TTM drive 2 . . . . . 7-36
Assembly 35: TTM cables . . . . . 7-37
Assembly 36: TTM covers . . . . . 7-38
Assembly 37: 1TM front cover. . 7-39
Assembly 38: 1TM cables . . . . . 7-40
Assembly 39: 1TM left door . . . . 7-41
Assembly 40: 1TM covers . . . . . 7-42
Assembly 41: MPF . . . . . 7-43
Assembly 42: Printer left duplex door . 7-44
Assembly 43: 2nd transfer roller7-45
Assembly 44: Registration drive . . . . . 7-46
Assembly 45: Redrive 1 . 7-47
Assembly 46: Redrive 2 . 7-48
Assembly 47: Electrical 17-49
Assembly 48: Electrical 27-50
Assembly 49: Electrical 37-51
Assembly 50: Electrical 47-52
Assembly 51: Base wiring cables . . . . . 7-53
Assembly 52: Printer front door 7-54
Assembly 53: Printer covers (SFP) 1 . . 7-55
Assembly 54: Printer covers (SFP) 2 . . 7-56
Assembly 55: Finisher—bridge unit . . . 7-57
Assembly 56: Finisher—bridge top door assembly . . 7-59
Assembly 57: Finisher—media drive 1 . 7-60
Assembly 58: Finisher—media drive 2 . 7-61
Assembly 59: Finisher—media drive 3 . 7-62
Assembly 60: Finisher—covers and front door7-63
Assembly 61: Finisher—covers 7-64
Assembly 62: Finisher—stacker bin lift 7-65
Assembly 63: Finisher—punch . 7-66
Assembly 64: Finisher—stapler 7-67
Assembly 65: Finisher—media eject . . 7-68
Assembly 66: Finisher—eject and compiler unit. . . . . 7-69
Assembly 67: Finisher—lower exit drive . . . . . 7-70
Assembly 68: Finisher—upper drive . . 7-71
Assembly 69: Finisher—buffer and entrance drive. . . 7-72
Assembly 70: Finisher—buffer, transport, and upper drive . . 7-74
Assembly 71: Finisher—electronics . . . 7-75
Assembly 72: Finisher—cables. 7-76
Assembly 73: Booklet maker 1 . 7-77
Assembly 74: Booklet maker 2 . 7-78
Assembly 75: Booklet maker 3 . 7-79
Assembly 76: Booklet maker 4 . 7-80
Assembly 77: Booklet maker 5 . 7-81
Assembly 78: Booklet maker 6 . 7-82
Assembly 79: Booklet maker 7 . 7-83
Assembly 80: Booklet maker 8 . 7-84
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Assembly 81: Booklet maker 9 . 7-85
Assembly 82: High capacity feed (HCF)—covers and media tray . . . 7-86
Assembly 83: High capacity feed (HCF)—media tray 7-88
Assembly 84: High capacity feed (HCF)—media tray lift . . . . 7-89
Assembly 85: High capacity feed (HCF)—media feed unit 1 . 7-92
Assembly 86: High capacity feed (HCF)—media feed unit 2 . 7-94
Assembly 87: High capacity feed (HCF)—top door and transport . . 7-96
Assembly 88: High capacity feed (HCF)—drive and electrical7-97
Assembly 89: Miscellaneous. . . 7-98
Index . . . . I-1
Part number index . . . . . I-9

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武汉打印机复印机绘图仪维修服务台专注打印机复印机绘图仪的应用以及故障排除和维修;武汉打印机复印机绘图仪维修服务台收集了这些设备的一般常识性问题和技术性问题及其解决方案;同时收集了部分打印机、复印机和绘图仪维修手册,以供需要者参考和研究之用。通过浏览查阅本站相关内容,可以解决在使用过程中遇到的某些故障和使用问题。本站资深工程师从事办公设备维修近二十年,尤其是对惠普大幅面打印机绘图仪的维修服务,具有丰富的售后维修服务经验。我们专业提供湖北武汉周边地区惠普绘图仪快速上门维修服务。对其他地区用户提供远程维修咨询服务。
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