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利盟X746 X748彩色多功能激光打印机维修手册
发布时间：2018-12-23 19:56   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MFP的一般描述和用于修复它的维护方法。 讨论了特殊的工具和测试设备，以及一般的环境和安全说明。 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
利盟X746 X748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MFP的一般描述和用于修复它的维护方法。讨论了特殊的工具和测试设备，以及一般的环境和安全说明。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MFP问题症状的测试和检查。4所示。维修信息提供了制造MFP调整和移除和安装FRUs的说明。5。连接器位置使用插图来标识MFP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。
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利盟X746 X748彩色多功能激光打印机维修手册原文维修手册目录
Notices and safety information . . . xi
Laser notice . . xi
Aviso sobre o laser . iii-xii
Lithium battery warning . . . . . . xvii
Safety information. . . xvii
Preface . . . . . . xx
Conventions. xx
Navigation buttons . iv-xxi
General information . . . . 1-1
Models 1-1
Options and features . 1-1
Media options . . . 1-2
Memory options . 1-2
Printer and scanner specifications . . . . . . 1-2
Dimensions . . . . 1-2
Clearances . . . . . 1-3
Multiple function printer specifications . . . . . . 1-4
Memory 1-4
Resolution . . . . . 1-5
Data streams . . . 1-5
Environment specifications . . . . . . . 1-5
Electrical and power specifications . 1-6
Acoustic specifications . . . 1-7
Media specifications . 1-9
Input and output capacities . . . . . . 1-11
Input and output sizes and types . . 1-12
Paper guidelines . . . . . . . 1-14
Tools required for service . . . . 1-16
Acronyms . 1-16
Diagnostic information . 2-1
Start . . . . . . . 2-1
Operator panel and menus . . . . 2-2
Operator panel . . 2-2
Buttons, icons, and light description . . . . . . . 2-2
Understanding the home screen . . . 2-4
Features . . . . . . . 2-5
Using the touch-screen buttons . . . . 2-6
Administrative Menu . . . . . 2-7
Power-on self test (POST) sequence . . . . 2-8
Symptom tables . . . . . 2-8
Multiple function printer (MFP) symptom table . . . . . . . 2-8
Print quality symptom table . . . . . . . 2-9
User status and attendance messages . . 2-9
Error codes and messages . . . 2-20
Service checks . . . . . 2-46
31.xx—Cartridge errors service check . . . . . 2-46
110.xx—Mirror motor service check . . . . . . . 2-47
111.xx, 112.xx, 113.xx, and 114.xx—Printhead error service check . . . . . . 2-47
120.xx—Fuser error service check 2-48
140.xx, 920.02—Autocomp (tray 1) motor error service check . . 2-51
142.xx, 906.01–906.04—Motor (fuser) error service check . . . . . 2-51
143.xx—Motor (EP drive assembly top cartridge) error service check . . . 2-53
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144.xx—Motor (EP drive assembly middle cartridge) error service check .2-54
145.xx—Motor (EP drive assembly bottom cartridge) error service check .2-56
146.xx, 148.xx—Motor (MPF/duplex) error service check . . . . . . .2-57
147.xx, 920.01—Motor (aligner) error service check . . .2-59
155.xx—Cam motor error service check . . . .2-60
156.xx—COD (Color On Demand) motor error service check . . .2-61
160.xx, 161.xx—Motor Error (option tray 2) service check . . . . . .2-62
162.xx, 163.xx—Motor (option tray 3) error service check . . . . . .2-64
164.xx, 165.xx—Motor Error (option tray 4) service check . . . . . .2-65
166.xx, 167.xx—Motor Error (option tray 5) service check . . . . . .2-66
168.xx—Motor (HCIT elevator) error service check . . . .2-67
200.11, 250.03—Paper Jam error service check . . . . . .2-68
201.06, 201.08, 201.31—Paper Jam error service check2-69
203.09—Paper Jam error service check . . . . .2-72
230.03, 230.05—Paper Jam error service check . . . . . .2-74
242.02—Paper Jam error service check . . . . .2-76
242.03, 242.11—Paper Jam service check . . .2-77
242.05—Paper Jam service check . .2-78
242.10—Paper Jam service check . .2-79
242.17—Paper Jam service check . .2-80
242.21, 243.21, 244.21. 245.21, 242.30, 243.30, 244.30, 245.30—Paper Jam service check . . . .2-81
242.26—Paper Jam service check . .2-82
242.27—Paper Jam service check . .2-82
242.29—Paper Jam service check . .2-83
242.32, 243.32, 244.32, 245.32—Paper Jam service check . . . . . .2-83
243.02—Paper Jam service check . .2-84
243.03, 243.11—Paper Jam service check . . .2-85
243.05—Paper Jam service check . .2-86
243.10—Paper Jam service check . .2-87
243.17—Paper Jam service check . .2-88
243.26—Paper Jam service check . .2-89
243.27—Paper Jam service check . .2-89
243.29—Paper Jam service check . .2-89
244.02—Paper Jam service check . .2-89
244.03, 244.11—Paper Jam service check . . .2-90
244.05—Paper Jam service check . .2-91
244.10—Paper Jam service check . .2-92
244.17—Paper Jam service check . .2-93
244.26—Paper Jam service check . .2-94
244.27—Paper Jam service check . .2-94
244.29—Paper Jam service check . .2-94
245.02—Paper Jam service check . .2-95
245.03, 245.11—Paper Jam service check . . .2-96
245.05—Paper Jam service check . .2-96
245.10—Paper Jam service check . .2-97
245.17—Paper Jam service check . .2-98
245.29—Paper Jam service check . .2-99
290.01, 290.02—Scanner ADF pickup/feed jam service check . . .2-99
292.00—Scanner ADF cover open jam service check .2-100
292.01 Scanner locked error service check .2-103
293.02—Flatbed cover open jam service check . . . . . .2-104
842.xx—Scanner Failure—Communication failure service check . . . . . . .2-105
843.00—Scanner Failure—Carriage failed to move service check . . . . . .2-105
843.01, 843.02—Scanner Failure service check . . . . . .2-106
844.xx—Scanner Error—scan module output level error service check . .2-107
845.xx—Scanner Failure service check . . . .2-107
846.xx—Front calibration strip error service check . .2-108
900.00–900.99 (except for 900.05)—System software error check . . . . . . .2-108
900.05—Transfer module error service check . . . . . . .2-111
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902.59—Engine software error, NVRAM MGR problem . . . . . . . 2-111
920.03, 920.25—Transfer Module Missing error service check . 2-112
920.04—POST—fuser motor not connected error service check . . . . . . . 2-113
920.05—POST—printhead motor not connected error service check . . . 2-114
920.06—Input sensor service check . . . . . . 2-114
920.07—POST—Narrow media sensor error service check . . . 2-115
920.08—Exit sensor service check . . . . . . . 2-116
920.09—POST—Four toner sensor not connected error service check . 2-118
920.10—POST—Three toner sensors not connected error service check 2-119
920.11—POST—Two toner sensors not connected error service check . 2-120
920.12—POST—One toner sensor not connected error service check . . 2-121
920.13—POST error service check . . . . . . . 2-122
920.14—POST—Cartridge motor 2 not connected error service check . . 2-123
920.15, 920.20—POST—Bad transfer module NVRAM data error service check . . 2-124
920.16—POST—Bad printhead NVRAM data error service check . . . . . . 2-124
920.17—POST error service check . . . . . . . 2-125
920.18—POST—Cartridge motor 3 not connected error service check . . 2-126
920.19—POST—Transfer module stepper motor not connected error service check . . . . . . 2-126
920.21—POST—24 V power supply failure error service check 2-128
920.23—POST error service check . . . . . . . 2-129
920.26—POST service check . . . . 2-130
920.27, 920.28, 920.29—POST (power on self test) option tray error service check 2-131
920.32—MPF paper present sensor not connected service check . . . . . . 2-131
925.01, 925.03, 925.05—Fan error service check . . . . 2-131
925.02, 925.04, 925.06—Blower error service check . 2-132
945.xx, 947.xx—Transfer roll error service check . . . 2-133
950.00–950.29—EPROM mismatch failure . 2-135
956.xx—System board failure service check . . . . . . . 2-136
5 V interlock switch service check 2-136
24 V interlock switch removal . . . 2-137
ADF exit sensor service check . . . 2-138
ADF input sensor service check . 2-139
ADF jam sensor service check . . . 2-140
ADF cover open service check . . . 2-141
ADF skew sensor service check . 2-142
ADF scanning sensor service check . . . . . . 2-143
Bubble sensor service check . . . . 2-143
Dead printer service check . . . . . . 2-146
Networking service check . . . . . . . 2-147
Operator panel service check . . . . 2-148
Stripes display and black display during boot up service check . . . . . . . 2-150
Print quality service check . . . . . . 2-151
Tray 1 missing service check . . . . 2-157
Diagnostic aids . 3-1
Accessing test and diagnostic procedure menus . 3-1
Diagnostics menu . . . 3-2
Diagnostics menu structure . . . . . . . 3-2
Available tests . . 3-2
Registration . . . . 3-5
Alignment Menu . 3-8
Motor tests . . . . . 3-8
Print Tests . . . . 3-11
Hardware Tests 3-12
Duplex Tests . . 3-15
Sensor Tests . . 3-18
Printhead Tests 3-19
Device Tests . . . 3-19
Printer Setup . . 3-21
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EP Setup . . . . . .3-23
Reports . . . . . . .3-24
Event Log . . . . . .3-25
Scanner Tests . .3-26
Scanner Calibration Reset3-28
Adf Magnification . . . . . . .3-28
EXIT DIAGNOSTICS . . . . .3-28
Configuration menu (CONFIG MENU) . . .3-29
Available tests . .3-29
Reset Separator Roll and Pick Assembly Counter . . . .3-30
Reset Fuser Count . . . . . .3-30
USB Scan to Local . . . . . .3-30
Black Only Mode3-31
Color Lock Out .3-31
Prt Quality Pages . . . . . . .3-31
Reports . . . . . . .3-31
Color Trapping .3-32
Tray Insert Msg .3-32
Size Sensing . . .3-32
Panel Menus . . .3-33
PPDS Emulation3-33
Download Emuls3-33
Factory Defaults3-33
Energy Conserve . . . . . . .3-34
Fax Low Power Support . .3-34
NumPad Job Assist . . . . .3-34
Min Copy Memory . . . . . . .3-34
Format Fax Storage . . . . .3-35
Fax Storage Location . . . .3-36
ADF Edge Erase3-36
FB Edge Erase . .3-36
Scanner Manual Registration . . . . .3-36
Disable Scanner3-38
Automatic Color Adjust . .3-38
Auto Align Adj . .3-38
Enforce Color Order . . . . .3-39
Color Alignment3-39
Color Adj State .3-39
Motor Calibration . . . . . . .3-40
Paper Prompts .3-40
Envelope Prompts . . . . . .3-40
Action for Prompts . . . . . .3-41
Jobs on Disk . . .3-41
Disk Encryption .3-41
Wipe Disk . . . . . .3-42
Wipe All Settings3-43
Duplex Gloss . . .3-43
Font Sharpening3-43
Require Standby3-43
UI Automation . .3-44
LES Applications . . . . . . .3-44
Key Repeat Initial Delay . .3-44
Key Repeat Rate3-44
Clear Custom Status . . . . .3-45
Pel Blurring . . . .3-45
USB Speed . . . . .3-46
Automatically Display Error Screens . . . . . . .3-47
Exit Config Menu3-47
Service Engineer (SE) Menu . . .3-48
Table of contents vii
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Front cover locked in place . . . 3-49
Printhead verification 3-52
Paper Jams 3-57
Error jam locations . . . . . 3-57
Clearing jams . . 3-59
Understanding jam messages . . . . 3-59
Theory of operation . 3-69
Paper path . . . . 3-69
Electrophotographic (EP) process . 3-81
Electrical interlock . . . . . . 3-91
Repair information. . . . . . 4-1
Safety information . . . 4-1
Data Security Notice . 4-1
Handling ESD-sensitive parts . . 4-1
Handing the photoconductor unit . . . . . . 4-3
Transportation/storage . . . 4-3
Handling . . . . . . . 4-3
Parts not to be touched . . . 4-3
Screw and retainer identification table . . 4-4
Adjustments . . . . . . . 4-10
Printhead alignment . . . . 4-10
Printer removal procedures . . 4-20
Precautions to take before maintenance work . . . . . . . 4-20
Multifunction printer removals 4-21
Front access cover assembly removal . . . . . 4-21
Left cover removal . . . . . . 4-24
Left door cover removal . 4-26
Operator panel assembly removal . 4-27
Operator panel bezel removal . . . . 4-30
Operator panel buttons removal . . 4-31
Operator panel speaker removal . . 4-33
Output bin extension cover removal . . . . . . . 4-35
Rear cover removal . . . . . 4-36
Rear frame cover removal 4-37
Right cover removal . . . . 4-38
Top access cover assembly removal . . . . . . 4-40
Top cover assembly removal . . . . . 4-44
5 V interlock switch cable removal 4-48
24 V interlock switch removal . . . . 4-50
Bin full sensor assembly removal . 4-52
Cartridge cooling fan removal . . . . 4-53
Cartridge motor 1/fuser cable removal . . . . . 4-54
Cartridge motor 2/3 cable removal . 4-57
Color on demand assembly removal . . . . . . . 4-58
Contact springs kit removal . . . . . . 4-63
Cooling fan removal . . . . 4-73
Cooling fan filter removal 4-74
Duplex reference edge guide assembly removal . . . . . 4-75
Electrophotographic (EP) drive assembly removal . . . 4-78
Fax modem removal . . . . 4-91
Front door assembly removal . . . . 4-92
Front door assembly front cable (left) removal . . . . . . 4-95
Front door assembly front cable (right) removal . . . . 4-100
Fuser assembly removal 4-104
Fuser AC cable removal 4-105
Fuser DC cable removal 4-107
Hard drive assembly removal . . . . 4-108
High-voltage power supply (HVPS) removal 4-110
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High-voltage power supply (HVPS) cable removal . . .4-112
Left bellcrank assembly removal .4-114
Low-voltage power supply (LVPS) removal .4-115
Motor driver cable removal . . . . . .4-117
Motor driver card removal . . . . . . .4-118
Multipurpose feeder (MPF)/duplex gear and housing removal .4-119
Multipurpose feeder (MPF)/duplex motor assembly removal . . .4-121
Multipurpose feeder (MPF)/duplex motor cable removal . . . . . .4-125
Multipurpose feeder (MPF) paper present sensor . . . .4-126
Option cable removal . . .4-128
Paper pick mechanism assembly removal . .4-130
Photoconductor unit removal . . . .4-137
Pick tires removal and replacement . . . . . . .4-138
Printer pad removal . . . .4-139
Printhead removal, installation, and adjustment . . . . .4-140
Right bellcrank assembly removal4-156
System board removal . .4-157
System board support shield removal . . . . .4-163
Toner level sensor removal . . . . . .4-166
Top access cover links removal . .4-168
Top access cover sensor removal4-169
Top access cover springs removal4-171
Top cover camshaft assembly removal . . . .4-175
Transfer module removal4-180
Transport cable removal4-182
Transport motor cable removal . . .4-185
UICC card removal . . . . .4-186
UICC cable removal . . . .4-188
USB connector cable removal (front panel) .4-189
Waste toner assembly removal . . .4-191
Waste toner HV contact assembly removal .4-192
. . . . .4-204
Wireless network antenna removal4-205
Wireless network card removal . . .4-206
Scanner flatbed and automatic document feeder (ADF) . . .4-208
ADF front cover removal4-208
ADF front side cover removal . . . .4-210
ADF handle cover removal . . . . . . .4-211
ADF motor side cover removal . . .4-212
ADF upper case cover removal . . .4-215
Flatbed cave LED card and cover removal . .4-217
Flatbed with glass cover removal .4-219
Input tray removal . . . . . .4-222
Scanner front cover removal . . . . .4-223
Scanner left cover removal . . . . . .4-224
Scanner rear cover removal . . . . . .4-225
Scanner right cover removal . . . . .4-226
ADF removal (entire) . . . .4-228
ADF case assembly removal . . . . .4-230
ADF skew sensor card removal . . .4-232
ADF closed cover flag removal . . .4-233
ADF exit sensor (with cable) removal . . . . . .4-234
ADF hinge (left and right) removal4-235
ADF motor gear train removal . . . .4-237
ADF paper stop removal4-241
ADF pick pad removal . .4-241
ADF pick pad spring removal . . . .4-242
ADF pick roller assembly removal4-242
ADF pressure plate cover removal4-244
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ADF separator pad removal . . . . . 4-246
Carriage transport belt with clip removal . . 4-247
ESD brush removal . . . . 4-248
Flatbed air filter removal 4-249
Flatbed CCD carrier module removal . . . . . 4-250
Flatbed cooling fan removal . . . . . 4-254
Flatbed scanner removal . . . . . . . 4-255
Paper present LED card removal . 4-257
Scanner ICC card removal . . . . . . 4-258
Scanner ICC cable removal . . . . . 4-260
Scanner MDC card removal . . . . . 4-261
High-capacity input tray (HCIT) option removals 4-265
HCIT media tray assembly removal . . . . . . . 4-265
HCIT front tray cover removal . . . 4-266
HCIT rear cover removal 4-267
HCIT right cover removal . . . . . . . 4-268
HCIT left cover removal . 4-269
Feed with bushing roller removal 4-270
HCIT controller board assembly removal . . 4-271
HCIT drawer slide assembly removal . . . . . 4-272
HCIT elevator motor with sensor removal . . 4-272
HCIT pick tires removal . 4-274
HCIT slide assembly with spring removal . . 4-275
Photointerrupter sensor with cable assembly removal . . . . . . . 4-277
Top plate assembly removal . . . . . 4-279
Connector locations . . . . 5-1
Locations—printer base . . . . . . 5-1
Connectors . 5-2
System board . . . 5-2
Preventive maintenance. . . . . . . . 6-1
Safety inspection guide . . . . . . . 6-1
Lubrication specifications . . . . . 6-1
Maintenance 6-2
Cleaning the scanner glass . . . . . . . 6-2
Cleaning the ADF parts . . . 6-3
Cleaning the printhead lenses . . . . . 6-5
Spare ADF supplies . . . . . . 6-5
Parts catalog . . . . 7-1
How to use this parts catalog . . 7-1
Assembly 1: Covers—printer . 7-2
Assembly 2: Front . . 7-4
Assembly 3: Right . . 7-6
Assembly 4: Rear . . . 7-8
Assembly 5: Left . . . 7-10
Assembly 6: Top. . . 7-12
Assembly 7: Cable parts packet . . . . . . 7-13
Assembly 8: Covers—scanner . . . . . . . 7-14
Assembly 9: Automatic document feeder (ADF) . 7-16
Assembly 10: Flatbed scanner . . . . . . . 7-18
Assembly 11: Optional 550-sheet media drawer and tray . 7-20
Assembly 12: Optional special media tray assembly . . . . . 7-21
Assembly 13: Optional high-capacity input option (HCIT) . 7-22
Assembly 14: Options and features . . . 7-24
Index I-1
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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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