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惠普M203/M227黑白激光打印机故障诊断手册机器拆装英文维修手册
发布时间:2021-02-23 21:57   浏览次数: 次  
惠普M203/M227英文维修手册详细介绍了机器的工作原理,故障诊断方法和拆机图解
惠普M203/M227维修手册
HP LaserJet Pro M203 and HP LaserJet Pro MFP M227 Troubleshooting Manual
Table of contents
1 Theory of operation ........ 1
Related documentation and software 2
Basic operation ......... 3
Sequence of operation ...... 4
Formatter-control system 5
Sleep delay ...... 5
Printer job language (PJL) 5
Printer management language (PML) 6
Control panel .. 6
Wireless . 6
Low end data model (LEDM) overview ......... 6
Advanced control language (ACL) overview 6
CPU ......... 6
Input/output (I/O) ..... 6
USB ........ 6
USB hosts ....... 6
10/100 networking . 6
Fax ......... 7
Memory . 7
Firmware ........ 7
Nonvolatile random access memory (NVRAM) .... 7
Flash memory ......... 7
Random access memory . 7
HP Memory Enhancement technology (MEt) ....... 7
Engine-control system ...... 8
DC controller ... 9
Motor control ......... 11
Fan control ... 11
Low-voltage power supply ...... 12
Overcurrent/overvoltage protection ......... 14
Low-voltage power supply failure detection .... 14
High-voltage power supply ..... 14
ENWW vii
High-voltage power supply circuits . 15
Fuser control 15
Fuser control functions .. 17
Fuser heater protection . 18
Engine laser scanner system ... 19
Laser scanner failure detection ........ 20
Safety .. 20
Image-formation process ........ 21
Step 1: Pre-exposure ..... 24
Step 2: Primary charging ......... 24
Step 3: Laser-beam exposure 25
Step 4: Development ..... 25
Step 5: Transfer .... 26
Step 6: Separation 27
Step 7: Fusing ........ 27
Step 8: Drum cleaning .... 28
Toner cartridges .... 28
Design . 28
Engine pickup, feed, and delivery system .. 30
Sensors and switches ..... 32
Motors and solenoids ..... 33
Jam detection/prevention ........ 33
Scanning and image capture system (MFP printers) ... 36
Motor and sensors 38
Document feeder system (MFP printers) ... 39
Document feeder simplex operation ......... 39
Fax functions and operation (fax models only) .. 40
Computer and network security features . 40
PSTN operation ...... 40
Receive faxes when you hear fax tones .... 40
Distinctive ring function .. 41
Set up the distinctive ring function .. 41
Fax by using voice over IP (VOIP) services . 41
The fax subsystem 42
Fax card in the fax subsystem 42
Safety isolation ..... 42
Safety-protection circuitry ...... 42
Data path ...... 42
Hook state .... 43
Downstream device detection 43
Hook switch control ........ 43
viii ENWW
Ring detect ... 43
Line current control ........ 43
Billing or metering tone filters 44
Fax page storage in flash memory ... 44
Stored fax pages ... 44
Advantages of flash memory storage ...... 44
2 Solve problems ... 45
For additional service and support .... 46
Troubleshooting process 47
Determine the problem source ......... 47
Pre-troubleshooting checklist 47
Troubleshooting flowchart ..... 48
Power subsystem .. 49
Power-on checks .. 49
Control panel checks ....... 49
Tools for troubleshooting ......... 51
Individual component diagnostics .... 51
Tools for troubleshooting: LED diagnostics ....... 51
Network LEDs (network models) ..... 51
Control-panel LEDs ........ 51
Change the link speed setting (network models) ....... 52
Tools for troubleshooting: Engine diagnostics .. 52
Engine test .. 52
Diagrams ....... 54
Diagrams: Block diagrams ...... 54
Sensors and switches (image formation system; printer base) ... 54
Cross section diagrams . 56
Diagrams: Printed circuit assembly (PCA) connector locations .... 59
Engine controller PCA .... 59
Formatter PCA ...... 60
Diagrams: External plug and port locations ....... 62
Diagrams: Locations of major components ....... 64
Major components (printer base) .... 64
Diagrams: Timing chart .. 65
Diagrams: Circuit diagrams ..... 67
Use advanced configuration with HP Embedded Web Server (EWS) and HP Device Toolbox
(Windows) ..... 68
Internal test and information pages 71
Print the configuration report . 72
Print a configuration report from an LED control panel (M203) .. 72
ENWW ix
Print the configuration report from a 2-line control panel (M227) ....... 72
Print the configuration report from a touchscreen control panel (M227) ...... 72
Finding important information on the configuration report ......... 73
Control panel menus ...... 76
Setup menu . 76
HP Web Services menu . 76
Reports menu ....... 77
Self Diagnostics menu ... 79
Fax Setup menu (fax models) 79
System Setup menu ...... 82
Network Setup menu .... 85
Quick Forms menu ......... 86
Function specific menus 88
Fax Menu (fax models) .. 88
Copy menu (MFP models) ....... 89
Scan menu (MFP models) ....... 91
USB menu (MFP models) ........ 91
Apps .... 91
Supplies ....... 91
Control panel message document (CPMD) ......... 92
Control-panel message types 92
Control-panel messages and event log entries 92
Control Panel Error Messages (M203d/dn/dw, M206dn models) ......... 92
Control Panel Error Messages (M227d/sdn/fdn/fdw, M230sdn/fdw
models) ........ 98
Tools for troubleshooting: Event log messages ....... 114
Print an event log ......... 114
View the event log ....... 115
Improve print quality ..... 117
Print from a different software program 117
Check the paper-type setting for the print job . 117
Check the paper type setting (Windows) 117
Check the paper type setting (OS X) ........ 118
Check toner-cartridge status (M203) ...... 118
Check toner-cartridge status (M227) ...... 118
Print a cleaning page (M203) 119
Print a cleaning page (M227) 120
Check the scanner glass for dirt and smudges (M227) ...... 121
Visually inspect the toner cartridge or cartridges ..... 121
Check paper and the printing environment ...... 121
Step one: Use paper that meets HP specifications ... 121
x ENWW
Step two: Check the environment . 122
Step three: Set the individual tray alignment (M203) ........ 122
Step three: Set the individual tray alignment (M227) ........ 123
Try a different print driver ..... 124
Check the EconoMode settings ....... 125
Adjust print density (M203) ... 125
Adjust print density (M227) ... 126
Print quality troubleshooting guide 127
Image defects table ...... 127
Printer-specific image defects ........ 134
Repetitive image defect ruler ......... 134
Use a ruler to measure between repetitive defects 135
Print quality troubleshooting guide ........ 138
OPC short .. 139
White blotches at low temperature ........ 140
OPC drum ghost . 141
Toner block contamination on the exit roller .. 142
Cartridge coupling defect (1 of 2) . 143
Cartridge coupling defect (2 of 2) . 144
Toner contamination ... 145
Sharp vertical streaks . 146
Improve copy and scan image quality (M227) .. 147
Introduction 147
Check the scanner glass for dirt and smudges 147
Check the paper settings ....... 148
Optimize for text or pictures . 149
Edge-to-edge copying . 150
Clean the pickup rollers and separation pad in the document feeder . 150
Clean the printer .. 152
Print a cleaning page (M203) 152
Print a cleaning page (M227) 152
Clean the pickup roller and separation pad ...... 153
Clean the pickup rollers and separation pad in the document feeder . 155
Check the scanner glass and white backing for dirt or smudges (M227) ...... 156
Clean the ADF replaceable film assembly (M227) ..... 157
Clean the touchscreen (M227) ........ 159
Solve paper-handling problems ..... 160
Printer feeds incorrect page size .... 160
Printer pulls from incorrect tray ..... 160
Printer will not duplex or duplexes incorrectly 160
Paper does not feed from the input tray 160
ENWW xi
Output is curled or wrinkled .. 161
Printer does not pick up paper or misfeeds ..... 161
The printer does not pick up paper ......... 161
The printer picks up multiple sheets of paper . 162
The document feeder jams, skews, or picks up multiple sheets of paper (MFP
models) ...... 162
Paper does not feed automatically ......... 162
Clear paper jams (M203, M206) ..... 163
Introduction ......... 163
Paper path jam sensor locations (M203) ......... 163
Jam locations ...... 164
Experiencing frequent or recurring paper jams? ....... 165
Clear jams in the Main input tray ... 166
Clear jams in the toner-cartridge area .... 170
Clear jams in the output bin .. 174
Clear jams in the duplexer .... 176
Clear paper jams (M227, M230) ..... 179
Introduction ......... 179
Paper path jam sensor locations (M227) ......... 180
Jam locations ...... 182
Experiencing frequent or recurring paper jams? ....... 182
Clear jams in the document feeder ......... 184
Clear jams in the Main input tray ... 187
Clear jams in the toner-cartridge area .... 170
Clear jams in the output bin .. 174
Clear jams in the duplexer .... 176
Solve performance problems 203
Solve connectivity problems .. 204
Solve USB connection problems .... 204
Solve wired network problems ....... 204
Introduction ......... 204
Poor physical connection ...... 204
The computer is using the incorrect IP address for the printer .. 204
The computer is unable to communicate with the printer 205
The printer is using incorrect link speed and duplex settings for the network ...... 205
New software programs might be causing compatibility problems ... 205
The computer or workstation might be set up incorrectly 205
The printer is disabled, or other network settings are incorrect 205
Solve wireless network problems (M203, M206)) ..... 205
Introduction ......... 206
Wireless connectivity checklist ....... 206
xii ENWW
The printer does not print after the wireless configuration completes ........ 206
The printer does not print, and the computer has a third-party firewall installed ......... 207
The wireless connection does not work after moving the wireless router or printer .... 207
Cannot connect more computers to the wireless printer .. 207
The wireless printer loses communication when connected to a VPN ......... 207
The network does not appear in the wireless networks list ....... 207
The wireless network is not functioning 207
Perform a wireless network diagnostic test .... 208
Reduce interference on a wireless network .... 208
Solve wireless network problems (M227, M230) ...... 209
Introduction ......... 209
Wireless connectivity checklist ....... 209
The printer does not print after the wireless configuration completes ........ 210
The printer does not print, and the computer has a third-party firewall installed ......... 210
The wireless connection does not work after moving the wireless router or printer .... 210
Cannot connect more computers to the wireless printer .. 210
The wireless printer loses communication when connected to a VPN ......... 211
The network does not appear in the wireless networks list ....... 211
The wireless network is not functioning 211
Perform a wireless network diagnostic test .... 211
Reduce interference on a wireless network .... 212
Service mode functions 213
Service menu (M227) ... 213
Secondary service menu ........ 215
Printer resets ....... 217
Restore the factory-set defaults (M203) ......... 217
Restore the factory-set defaults (M227) ......... 218
NVRAM initialization ..... 219
Super NVRAM initialization .... 219
Solve fax problems (fax models only) ..... 221
Checklist for solving fax problems . 221
Solve general fax problems .. 222
Faxes are sending slowly ...... 222
Print quality of a photo is poor or prints as a gray box. ..... 223
Fax quality is poor ........ 223
Fax cuts off or prints on two pages ......... 224
You touched the Cancel button to cancel a fax, but the fax was still sent ........ 224
No fax address book button displays ..... 224
Not able to locate the fax settings in HP Web Jetadmin .... 225
The header is appended to the top of the page when the overlay option is enabled .... 225
A mix of names and numbers is in the recipients box ........ 225
ENWW xiii
A one-page fax prints as two pages ....... 225
A document stops in the document feeder in the middle of faxing .... 225
The volume for sounds coming from the fax accessory is too high or too low .... 225
Use fax over VoIP networks .. 225
Solve problems receiving faxes ...... 226
Solve problems sending faxes ........ 230
Fax error messages on the control panel ......... 231
The No Fax Detected message displays . 231
The Communication error message appears .. 231
No Dial Tone ........ 232
The Fax is busy message appears . 233
The No fax answer message appears ..... 233
Document feeder paper jam 234
The Fax storage is full message appears ......... 234
Scanner error ...... 234
The control panel displays a Ready message with no attempt to send the fax .... 234
The control panel displays the message "Storing page 1" and does not progress
beyond that message .. 234
Faxes can be received, but not sent ........ 235
Printer is password protected ........ 235
Unable to use fax functions from the control panel 235
Unable to use speed dials ..... 235
Unable to use group dials ..... 236
Receive a recorded error message from the phone company when trying to send a
fax ..... 236
Unable to send a fax when a phone is connected to the printer 237
Troubleshoot fax codes and trace reports ....... 237
View and interpret fax error codes 237
Fax trace report .. 238
Fax logs and reports ..... 238
Print all fax reports ...... 238
Print individual fax reports .... 238
Set the fax error report ......... 239
Set the fax-error-correction mode 239
Change the fax speed ... 239
Use fax on a DSL, PBX, or ISDN system ... 240
DSL .... 240
PBX ... 240
ISDN .. 240
Solve email problems (M129/M134) ........ 241
Cannot connect to the email server ......... 241
xiv ENWW
Validate the SMTP gateway (Windows) ... 241
Validate the LDAP gateway (Windows) ... 241
Update the firmware ..... 242
Method one: Update the firmware using the control panel (M227) ..... 242
Method two: Update the firmware using the Firmware Update Utility (M203 and M227) ....... 243
Appendix A Printer specifications ... 245
Printer dimensions (M203) .... 246
Printer dimensions (M227) .... 247
Printer space requirements ... 248
Power consumption, electrical specifications, and acoustic emissions ......... 248
Operating environmental range ...... 249
Certificates of volatility . 250

HP LaserJet Pro M203 and LaserJet Pro MFP M227 Repair Manual

For additional service and support ...... 2
Removal and replacement strategy .... 3
Introduction .... 3
Considerations during removal and replacement 3
Electrostatic discharge ...... 4
Required tools 4
Fasteners used in this printer .... 5
Service approach ...... 6
Before performing service ......... 6
After performing service ... 6
Post-service test ...... 6
Print-quality test ..... 6
Removal and replacement procedures ........ 7
Customer self-repair (CSR) A parts and assemblies ...... 8
Removal and replacement: Toner cartridge ......... 9
Introduction ... 9
Step 1: Remove the toner cartridge 10
Step 2: Unpack the replacement assembly ....... 11
Step 3: Install the toner cartridge .... 12
Removal and replacement: Imaging drum ......... 15
Introduction . 15
Step 1: Remove the imaging drum . 16
Step 2: Unpack the replacement assembly ....... 18
Step 3: Install the imaging drum ..... 19
Removal and replacement: Pickup roller .. 22
Introduction . 22
Step 1: Remove the roller ....... 22
Step 2: Unpack the replacement assembly ....... 25
Step 3: Install the roller . 26
Removal and replacement: Sheet plate assembly (MFP) .... 29
Introduction . 29
ENWW vii
Step 1: Remove the sheet plate assembly ........ 29
Step 2: Unpack the replacement assembly ....... 30
Step 3: Install the sheet plate assembly .. 31
Field Replaceable Units (FRUs) 34
Removal and replacement: External panels, covers, and doors .. 35
Removal and replacement: Multipurpose cover ......... 36
Removal and replacement: Paper tray end guide ...... 40
Removal and replacement: Front feed guide .... 43
Removal and replacement: Cable cover (MFP) . 46
Removal and replacement: Duplex door . 50
Removal and replacement: Left cover ..... 53
Removal and replacement: USB cover (MFP) .... 60
Removal and replacement: Right cover ... 66
Removal and replacement: Cartridge door ....... 83
Removal and replacement: Top front cover ... 108
Removal and replacement: Front cover 137
Removal and replacement: Top rear cover (SFP) ..... 171
Removal and replacement: Hinge assembly (MFP) . 183
Removal and replacement: Top cover (MFP) .. 199
Removal and replacement: Control panel (SFP) ...... 225
Removal and replacement: Control panel (M227fdw, M230fdw) ....... 238
Removal and replacement: Control panel and frame adapter
(M227d/sdn/fdn, M230sdn) . 258
Removal and replacement: Document feeder and scanner ....... 270
Removal and replacement: Document feeder (MFP) ........ 271
Removal and replacement: Document feeder input tray (MFP) 286
Removal and replacement: Document feeder top cover (MFP) . 291
Removal and replacement: Document feeder pre-pick arm (MFP) .... 296
Removal and replacement: Document feeder core assembly (MFP) . 303
Removal and replacement: 3-in-1 or 4-in-1 scanner assembly (MFP) ........ 321
Removal and replacement: Internal parts and assemblies ........ 336
Removal and replacement: Transfer roller ..... 337
Removal and replacement: Separation pad assembly ..... 345
Removal and replacement: Formatter PCA ..... 349
Removal and replacement: Wireless PCA ........ 364
Removal and replacement: Flat flexible cable (engine controller PCA to
formatter PCA) ... 380
Removal and replacement: Flat flexible cable (fax PCA; MFP) ... 389
Removal and replacement: Flat flexible cable (control panel; SFP) .... 395
Removal and replacement: Near field communication (NFC) PCA (MFP) ..... 406
Removal and replacement: Fan .... 426
viii ENWW
Removal and replacement: Power button cap and power button PCA ........ 454
Removal and replacement: Developer alienation solenoid ........ 495
Removal and replacement: Motor PCA .. 544
Removal and replacement: Laser scanner ...... 591
Removal and replacement: Flat flexible cable (laser scanner) .. 639
Removal and replacement: Flat flexible cable (motor PCA) ....... 688
Removal and replacement: Duplex paper feed assembly 740
Removal and replacement: Environmental sensor . 782
Removal and replacement: Low-voltage power supply (LVPS) 832
Removal and replacement: Engine controller PCA .. 887
Removal and replacement: Transfer assembly ....... 953
Removal and replacement: Fuser and fixing film assembly .... 1009
Removal and replacement: Delivery sensor . 1073
Removal and replacement: Paper pickup sensor .. 1117
Removal and replacement: Fax PCA (MFP fax models) .. 1162
2 Parts and diagrams . 1171
For additional service and support ......... 1172
Assembly locations ..... 1173
SFP printer views ........ 1173
Printer front view ....... 1173
Printer back view ........ 1174
MFP printer views ....... 1175
Printer front view ....... 1175
Printer back view ........ 1176
Interface ports .. 1176
Order parts, accessories, and supplies .. 1178
Ordering ... 1178
Orderable parts . 1178
Supplies .... 1178
Customer self-repair parts . 1178
How to use the parts lists and diagrams ......... 1179
3-in-1 and 4-in-1 scanner assemblies .. 1180
4-in-1 scanner assembly .... 1180
3-in-1 scanner assembly .... 1182
Covers ....... 1184
Covers (SFP models) .. 1184
Covers (MFP models) . 1186
Internal components, printer base ......... 1188
Internal components, printer base (1 of 3; SFP)1 ... 1188
Internal components, printer base (2 of 3; SFP)1 ... 1190
ENWW ix
Internal components, printer base (3 of 3; SFP)1 ... 1192
Internal components, printer base (1 of 3; MFP)1 .. 1194
Internal components, printer base (2 of 3; MFP)1 .. 1196
Internal components, printer base (3 of 3; MFP)1 .. 1198
Alphabetical parts list . 1200
Numerical parts list ..... 1206

HP LaserJet Pro M203和HP LaserJet Pro MFP M227故障处理手册目录(部分译文)
 
表的内容
 
1操作理论........1
 
相关文档和软件
 
基本操作 .........3.
 
操作顺序......4
 
Formatter-control系统5
 
睡眠延迟……5
 
打印机作业语言(PJL
 
打印机管理语言(PML
 
控制面板。6
 
无线。6
 
低端数据模型(LEDM)概述.........6
 
6 . ACL (Advanced control language)概述
 
CPU .........6
 
输入/输出(I / O)…6
 
USB……6
 
USB主机……6
 
10/100的网络。6
 
传真 .........7
直流控制器……9

 
电机控制 .........11
 
风扇控制……11
 
低压电源......12
 
过流/过压保护 .........14
 
低压电源故障检测....14
 
高压电源.....14
 
ENWW七世
 
高压电源电路。15
 
熔化炉控制15
 
熔断器控制功能..17
 
熔断器加热器保护。18
 
发动机激光扫描系统…19
 
激光扫描仪故障检测........20.
 
安全. .20.
 
图像形成过程……21
 
第一步:预曝光.....24
 
第二步:初次充电.........24
第一步:预曝光.....24

 
第二步:初次充电.........24
 
第三步:激光束曝光
 
步骤4:开发.....25
 
第五步:转移....26
 
第六步:分离
 
步骤7:融合........27
 
第八步:滚筒清洗....28
 
墨盒…28
 
设计。28
 
发动机皮卡,饲料,和交付系统..30.
 
传感器和交换机.....32
 
电机和螺线管.....33
 
干扰检测/预防……33
 
扫描和图像捕获系统(MFP打印机)…36
 
电机和传感器38
 
文件馈送系统(MFP打印机)…39
 
文件馈线单一操作.........39

HP LaserJet Pro M203和LaserJet Pro MFP M227拆机手册目录(部分译文)
 
其他服务和支持......2
 
移除替换策略....3.
 
介绍……3.
 
拆卸和更换过程中的注意事项
 
静电放电……4
 
所需工具4
 
本打印机使用的紧固件....5
 
服务方法……6
 
执行业务前.........6
 
服务结束后…6
 
服务测试……6
 
打印品质测试……6
 
拆卸和更换程序........7
 
客户自修A部件和组件......8
拆卸和更换:硒鼓.........9
 
介绍……9
 
第一步:取出墨盒
 
步骤2:拆包装箱.......11
 
第三步:安装硒鼓....12
 
拆卸和更换:成像鼓.........15
 
介绍。15
 
第一步:取下成像鼓。16
 
步骤2:拆包装箱.......18
 
步骤3:安装成像鼓.....19
 
拆卸和更换:拾取滚筒..22
 
介绍。22
 
步骤1:取下滚筒.......22
 
步骤2:拆包装箱.......25
拆卸和更换:板材组装(MFP) ....29
 
介绍。29
 
步骤1:拆下板材总成........29
 
步骤2:拆包装箱.......30.
 
步骤3:安装板材组件。31
 
现场可更换单元(fru) 34
 
拆卸和更换:外部面板,盖子和门..35
 
拆卸更换:多功能盖板.........36
 
拆卸和更换:纸盘端导......40
 
拆卸和更换:前进料导轨....43
 
拆卸和更换:电缆盖(MFP)。46

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