Ricoh B064 SERIES Service Manual page 507

SC No.
3014 Error returned from HDD
in response to the self-
diagnostic command,
Mandolin could not be
located due to a read/write
error at the HDD register.
824 D Self-diagnostic error 4: NVRAM
NVRAM device does not exist,
NVRAM device is damaged, NVRAM
socket damaged
826 D Self-diagnostic error 6: NVRAM (option NVRAM)
1501 The difference between the 1
s measured for RTC in the
NVRAM and the 1 s timeout
of the CPU is out of range, or
the NVRAM is not detected.
15FE Backup battery error. Battery
is exhausted or not within
rated specification.
828 D Self-diagnostic error 7: ROM
• Measuring the CRC for the boot
monitor and operating system
program results in an error.
• A check of the CRC value for
ROMFS of the entire ROM area
results in an error.
NOTE:
For more details about this SC 833, SC834 error, execute SP5990 to print an
SMC report so you can read the error code. The error code is not displayed on
the operation panel. The additional error codes (0F30, 0F31, etc. are listed in the
SMC report.
SC No.
833 D Self-diagnostic error 8: Engine I/F ASIC
0F30 ASIC (Mandolin) for system
control could not be detected.
0F31
After the PCI configuration, the
device ID for the ASIC could not
be checked.
0F41 The read/write check done for
resident RAM on the mother
board could not be done correctly.
50B1 Could not initialize or read the bus
connection.
50B2 Value of the SSCG register is
incorrect.
834 D Self-diagnostic error 9: Optional Memory RAM DIMM
5101 The write/verify check for the
optional RAM chip on the engine
mother board gave an error.
850 B Net I/F error
SM
CÓPIA NÃO CONTROLADA
B140/B246/D052 SERIES SERVICE MODE
Symptom
Symptom
4-69
CÓPIA NÃO CONTROLADA
Possible Cause
• HDD defective
• NVRAM defective
• Controller board defective
• NVRAM backup battery exhausted
• NVRAM socket damaged
• NVRAM defective
• NVRAM installed incorrectly
• The battery is attached permanently to
the controller board. Replace the
controller board.
• Software defective
• Controller board defective
• ROM defective
Possible Cause
• ASCI (Mandolin) for system control is
defective
• Interface between North Bridge and
AGPI is defective
• Replace the mother board
• Memory device defective
• Replace the mother board
• Bus connection defective, loose
• SSCG defective
• Replace the mother board
• Bus connection loose, defective
• SSCG defective
• Replace the mother board
• Controller defective
•
Mother board defective
B064 Series/B140 Series
/B246 Series/D052 Series