Ricoh M160 Service Manual page 286

Service Call
SC No. Level
SC824-00 D
[1401]
SC No. Level
SC827-00 D
[0201]
[0202]
M160/M161
Error Name/Error Condition/Major Cause/Solution
Self-diagnostics error: NVRAM (resident)
[XXXX]: Detailed error code
NVRAM verify error
NVRAM device is missing or NVRAM device is damaged.

The NVRAM device is missing.

The NVRAM device is damaged.

NVRAM backup battery exhausted

NVRAM socket damaged
Replace the NVRAM device.
Error Name/Error Condition/Major Cause/Solution
Self-diagnostic error: Standard SDRAM DIMM
[XXXX]: Detailed error code
Verification error
Error detected during a write/verify check for the standard RAM
(SDRAM DIMM).

Loose connection

Defective SDRAM DIMM

Defective controller
Resident memory error
The SPD values in all RAM DIMM are incorrect or unreadable.

Defective RAM DIMM

Defective SPD ROM on RAM DIMM

Defective 12C bus
Replace the RAM DIMM
6-42 SM