WorkCentre Pro 423/428
2-72
CHAPTER 2 TROUBLESHOOTING
03/02
2.3 Level 2 Troubleshooting
Internal
Code
Error Description
Corrective Action
8C30
XX System, Recognition failure
Confirm XX-sys. Check
CONTROL PANEL-MCU/SW
PWB/M/F MAIN PWB connections.
Check M/F Main PWB and ROM.
Replace CONTROL PANEL.
8C31
Resource secure failure
Check M/F MAIN PWB and ROM.
Replace CONTROL PANEL.
8C32
Timer is already used.
Check M/F MAIN PWB and ROM.
Replace CONTROL PANEL.
8C33
Timer Table error
Check M/F MAIN PWB and ROM.
Replace CONTROL PANEL.
8C34
Queuing Event mismatch
Check M/F MAIN PWB and ROM.
Replace CONTROL PANEL.
8C35
Queuing Event error
Check M/F MAIN PWB and ROM.
Replace CONTROL PANEL.
8C36
Queuing Event ID error
Check M/F MAIN PWB and ROM.
Replace CONTROL PANEL.
8C37
XX-Sys response wait timeout
Confirm XX-sys. Check
CONTROL PANEL-MCU/SW
PWB/M/F MAIN PWB connections.
Check M/F Main PWB and ROM.
Replace CONTROL PANEL.
8C40
Any other event than job-related ones
was delivered.
Check M/F MAIN PWB and ROM.
Replace CONTROL PANEL.
8C41
VDispNo. registered on Job Manager
Table is incorrect.
Check M/F MAIN PWB and ROM.
Replace CONTROL PANEL.
8C42
Incorrect argument
Check M/F MAIN PWB and ROM.
Replace CONTROL PANEL.
8C43
No more job-by-job PNLVAR can be
obtained.
Check M/F MAIN PWB and ROM.
Replace CONTROL PANEL.
8C44
Job-by-job PNLVAR can’t be obtained
due to an illegal argument.
Check M/F MAIN PWB and ROM.
Replace CONTROL PANEL.
8C45
The job applicable doesn’t exist on Job
Manager Table.
Check M/F MAIN PWB and ROM.
Replace CONTROL PANEL.
8C46
The job can’t be registered.
Check M/F MAIN PWB and ROM.
Replace CONTROL PANEL.
8C47
No buffer area for the job
Check M/F MAIN PWB and ROM.
Replace CONTROL PANEL.
Internal
Code
Error Description
Corrective Action
8C48
Job type can’t be identified.
Check M/F MAIN PWB and ROM.
Replace CONTROL PANEL.
8C49
Error in restarting a suspended job
Check M/F MAIN PWB and ROM.
Replace CONTROL PANEL.
8C4A
Error in requesting a job to stop
Check M/F MAIN PWB and ROM.
Replace CONTROL PANEL.
8C4B
There exists no job to be restarted
resulting from clearance of interrupt.
Check M/F MAIN PWB and ROM.
Replace CONTROL PANEL.
8C50
LCD Y coordinate over
Check M/F MAIN PWB and ROM.
Replace CONTROL PANEL.
8C60
MF send error
Check CONTROL PANEL-
MCU/SW PWB/M/F MAIN PWB
connections. Check M/F MAIN
PWB and ROM. Replace
CONTROL PANEL.
8C61
MF receive error
Check CONTROL PANEL-
MCU/SW PWB/M/F MAIN PWB
connections. Check M/F MAIN
PWB and ROM. Replace
CONTROL PANEL.
8C62
MF receive buffer full
Check CONTROL PANEL-
MCU/SW PWB/M/F MAIN PWB
connections. Check M/F MAIN
PWB and ROM. Replace
CONTROL PANEL.
8C63
MF receive frame length is over.
Check CONTROL PANEL-
MCU/SW PWB/M/F MAIN PWB
connections. Check M/F MAIN
PWB and ROM. Replace
CONTROL PANEL.
8C64
MF Interface Frame doesn’t exist.
Check CONTROL PANEL-
MCU/SW PWB/M/F MAIN PWB
connections. Check M/F MAIN
PWB and ROM. Replace
CONTROL PANEL.
8C65
MF Interface Frame length is over.
Check CONTROL PANEL-
MCU/SW PWB/M/F MAIN PWB
connections. Check M/F MAIN
PWB and ROM. Replace
CONTROL PANEL.
Summary of Contents for WorkCentre Pro 423
Page 2: ......
Page 3: ...WorkCentre Pro 423 428 6HUYLFH 0DQXDO...
Page 6: ......
Page 8: ......
Page 9: ...INTRODUCTION...
Page 10: ......
Page 24: ...WorkCentre 423 428 03 02 INTRODUCTION 14 7 Translation of Warnings...
Page 25: ...CHAPTER 1 SERVICE CALL PROCEDURE...
Page 26: ......
Page 28: ...WorkCentre Pro 423 428 1 2 CHAPTER 1 SERVICE CALL PROCEDURE 03 02 1 1 Trimming...
Page 31: ...CHAPTER 2 TROUBLESHOOTING...
Page 32: ......
Page 76: ...WorkCentre Pro 423 428 2 44 CHAPTER 2 TROUBLESHOOTING 03 02 2 3 Level 2 Troubleshooting...
Page 243: ...CHAPTER 3 IMAGE QUALITY TROUBLESHOOTING...
Page 244: ......
Page 273: ...CHAPTER 4 DISASSEMBLY ASSEMBLY AND ADJUSTMENT...
Page 274: ......
Page 329: ...CHAPTER 5 PARTS LIST...
Page 330: ......
Page 415: ...03 02 5 2 Parts List WorkCentre Pro 423 428 5 85 CHAPTER 5 PARTS LIST...
Page 416: ...CHAPTER 6 GENERAL...
Page 417: ......
Page 456: ...CHAPTER 7 ELECTRICAL WIRING DIAGRAMS...
Page 457: ......
Page 476: ...CHAPTER 8 ACCESSORIES...
Page 477: ......
Page 535: ...WorkCentre Pro 423 428 8 58 CHAPTER 8 ACCESSORIES 03 02 8 22 Stamp Kit Red...
Page 536: ...CHAPTER 9 BSD Block Schematic Diagram...
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