Ricoh D037 Service Manual page 476

SC Tables
No. Type
1.
2.
3.
Resident memory error
The SPD values in all RAM DIMM are incorrect or unreadable.
[0202]
1.
No. Type
CTL Self-diagnostic error: ROM
828
D [XXXX]: Detailed error code
Check sum error 1
[0101]
No. Type
CTL Self-diagnosis error: optional RAM
829
B [XXXX]: Detailed error code
Verification error (Slot 1)
[0401] The data stored in the optional RAM in Slot 1 does not match the data
when reading.
- -
D037/D038/D040/D041
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Defective controller
Turn the main switch off and on.
Replace the SDRAM DIMM.
Replace the controller.
Defective RAM DIMM
Defective SPD ROM on RAM DIMM
Defective 12C bus
Replace the RAM DIMM.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
The boot monitor and OS program stored in the ROM DIMM is
checked. If the check sum of the program is incorrect, this SC code
is displayed.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Not specified RAM DIMM installed
Defective RAM DIMM
4-54
Rev. 09/03/2010
SM Appendix