Additional Sc Codes Printed In Smc Report (B064 Series) - Ricoh B064 Service Manual

B064 SERIES SERVICE MODE
4.2.3 ADDITIONAL SC CODES PRINTED IN SMC REPORT (B064
SERIES)
Here is a list of SC codes that are printed in the SMC report but may not appear in
the operation panel display. Note that the codes that have the same number are
identified by an additional 4-digit hexadecimal number.
SC No.
TLB conversion (store) exception
820 0001
error
820 0002 TLB miss (load) exception error
820 0003 TLB miss (store) exception error
820 0004 Read address exception error
820 0005 Write address exception error
820 0006 Command bus exception error
820 0007 Data bus exception error
820 0008 System call exception error
820 0009 Break exception error
820 000A Illegal command exception error
820 000B Potential sensor exception error
820 000C Overflow exception error
820 000D UTLB miss exception error
820 0010 Allocation 0 error
820 0011 Allocation 1 error
820 0012 Allocation 2 error
820 0013 Allocation 3 error
820 0014 Allocation 4 error
820 0015 Allocation 5 error
820 00FF Non-initialization allocation error
820 0601 Read address exception error
820 0602 Write address exception error
820 0605 System call exception error
820 0606 Break point exception error
820 0607 Illegal command exception error
820 060A Allocation 0 mask exception error
820 060B Allocation 1 mask exception error
820 060C Allocation 2 mask exception error
820 060D Allocation 3 mask exception error
820 060E Allocation 4 mask exception error
820 0610 CPU timer 2 allocation set error
820 0612 ASIC allocation error
820 06FF CPU master clock error
820 0702 Command cache error
820 0709 Data cache error
B064 Series/B140 Series/G126
Symptom
4-34
Possible Cause
Unexpected error in CPU device:
• Controller board defective
• Boot monitor or self-diagnostic
program corrupted
• CPU defective
• Local bus defective
• Controller board defective
• CPU device error
• Controller board defective
• CPU device error
• ASIC device error
• Controller board defective
• CPU device error
• Controller board defective
• ASIC device error
• Controller board defective
• Peripheral device defective
• CPU device error
• Error in CPU initialization data (ASIC
error)
• Controller board defective
• CPU cache defective
• Controller board defective
• Memory error (insufficient speed)
SM