Ricoh D069 Field Service Manual page 250

3. Appendix: Service Call Conditions
No.
Definition
NVRAM error
981 B
An error occurs during engine NVRAM
check.
3
Localization error
The localization information in the
982 B
nonvolatile ROM and in the NVRAM is
different (
58
Symptom
SP5-807-001).
Possible Cause
• Defective NVRAM
• Loose connection between the BICU
and the NVRAM
• Incorrect installation of the NVRAM
• Defective BICU
• Localization setting not specified (The
main power switch is turned on for the
first time after the NVRAM is
replaced.)
• Incorrect localization setting
• Defective NVRAM