2-41
Confidential
Error code 7000
This error does not usually occur during normal use. The possible causes are noise around
the installation site, fluctuation of the power supply voltage, and failures in the software.
An unidentified error occurred.
Error code 7100
Detected an error in the synchronized signal of the polygon motor for the laser unit.
Error code 7200
Cannot detect the signal from the beam detecting sensor for the laser unit.
Error codes 7300 and 7400
These errors do not usually occur during normal use. The possible causes are noise around
the installation site, fluctuation of the power supply voltage, and failures in the software.
An unidentified error occurred.
Error code 7500
The internal temperature thermistor detected a temperature higher than the specified value.
(All fans are activated at full speed until the temperature falls.)
---
Step
Cause
Remedy
1
Main PCB failure
Replace the main PCB ASSY.
Print Unable 71
Turn the power off and then back on again.
Print Unable 72
Turn the power off and then back on again.
<User Check>
• Turn OFF the power switch. Leave the machine in a well-ventilated location at normal
temperature to remove condensation.
Step
Cause
Remedy
1
Connection failure of the laser
unit flat cable
Check the connection of the laser unit flat
cable, and reconnect it if necessary.
2
Laser unit failure
Replace the laser unit.
3
Main PCB failure
Replace the main PCB ASSY.
---
Step
Cause
Remedy
1
Main PCB failure
Replace the main PCB ASSY.
Cooling Down
Wait for a while
Step
Cause
Remedy
1
Internal temperature thermistor
failure
Replace the Internal temperature thermistor.
2
Main PCB failure
Replace the main PCB ASSY.
Содержание MFC-8510DN
Страница 27: ...Confidential CHAPTER 1 SPECIFICATIONS ...
Страница 43: ...Confidential CHAPTER 2 TROUBLESHOOTING ...
Страница 53: ...2 8 Confidential 2 2 2 Scanning Legal model Fig 2 5 A4 model Fig 2 6 Document feed path Document feed path ...
Страница 143: ...Confidential CHAPTER 3 DISASSEMBLY REASSEMBLY ...
Страница 154: ...3 8 Confidential Develop joint gear 37 Fig 3 4 Document scanner unit A4 model Fig 3 5 Legal model Fig 3 6 ...
Страница 155: ...3 9 Confidential Hinge ASSY L Fig 3 7 Hinge R Legal model only Fig 3 8 ...
Страница 165: ...3 19 Confidential 11 Main frame R Harness colors may be changed for any reason NCU earth harness BR Guides ...
Страница 201: ...3 55 Confidential 13 Remove the LCD and touch panel ASSY from the panel cover Fig 3 70 Touch panel ASSY Panel cover LCD ...
Страница 277: ...Confidential CHAPTER 4 ADJUSTING AND UPDATING SETTINGS AS REQUIRED AFTER PARTS REPLACEMENT ...
Страница 293: ...Confidential CHAPTER 5 SERVICE FUNCTIONS ...
Страница 300: ...5 5 Confidential Fig 5 1 ...
Страница 325: ...5 30 Confidential Fig 5 14 ...
Страница 327: ...5 32 Confidential Fig 5 15 ...
Страница 346: ...Confidential CHAPTER 6 WIRING DIAGRAM ...
Страница 348: ...6 1 Confidential 1 WIRING DIAGRAM Wiring diagram ...
Страница 349: ...Confidential CHAPTER 7 PERIODICAL MAINTENANCE ...
Страница 368: ...Confidential APPENDIX 1 SERIAL NUMBERING SYSTEM ...
Страница 372: ...Confidential APPENDIX 3 INSTALLING MAINTENANCE DRIVER ...