Ricoh B121 Service Manual page 150

SERVICE CALL CONDITIONS
No.
Definition
826 B Self-diagnostic Error: NVRAM/Optional NVRAM
The NVRAM or optional NVRAM
returned an error during the self-
diagnostic test.
827 B Self-diagnostic Error: RAM
The resident RAM returned a verify
error during the self-diagnostic test.
828 B Self-diagnostic Error: ROM
The resident read-only memory
returned an error during the self-
diagnostic test.
829 C Self-diagnostic Error: Optional RAM
The optional RAM returned an error
during the self-diagnostic test.
838 B Self-diagnostic Error: Clock Generator
A verify error occurred when setting
data was read from the clock generator
via the I2C bus.
850 C Network I/F Abnormal
NIB interface error.
851 C IEEE 1394 I/F Abnormal
IEEE1394 interface error.
853 C IEEE802.11b error - card not detected (power-on)
Wireless LAN card not detected at
power-on.
854 C IEEE802.11b error - card not detected (during operation)
Wireless LAN card not detected during
operation.
855 C IEEE802.11b error
Wireless LAN card error detected.
856 C IEEE802.11b interface board error
Wireless LAN interface board error
detected.
857 C USB I/F Error
USB interface error detected.
866 C SD card authentication error
The SD card does not contain a correct
license code.
867 B SD card access error 1
After the program saved in the SD card
starts running, the SD card is removed
from the slot.
B121 Series/B259 Series
Symptom
4-8
Possible Cause
• Replace the NVRAM on the controller
board
• Download controller firmware again
• Controller board defective
• Download controller firmware again
• Replace the optional memory board
• Controller board defective
• Replace the controller board
• NIB defective
• Controller board defective
• IEEE1394 interface board defective
• Controller board defective
• Poor connection
• Defective wireless LAN card
• Defective controller
• Poor connection
• Defective wireless LAN card
• Defective controller
• Poor connection
• Defective wireless LAN card
• Defective controller
• Poor connection
• Defective wireless LAN interface
board
• Defective controller
• Data corruption
• SD card removed
SM