Ricoh G-P3 Service Manual page 116

SC
Symptom
[Level]
PHY IC loop-back error
[6105]
An error occurred during the
[B]
loop-back test for the PHY IC
on the controller.
Self-diagnostic Error: NVRAM
The controller cannot
824
recognize the standard
[B]
NVRAM installed or detects
that the NVRAM is defective.
826 Self-diagnostic Error: RTC/Optional NVRAM
Clock error
• An RTC device is
recognized, and the
[1501]
difference between the
[B]
RTC device and the CPU
exceeds the defined limit.
• No RTC device is
recognized.
RTC not detected
[15FF]
[B]
The RTC device is not detected.
827 Self-diagnostic Error: RAM
Verification error
[0201] Error is detected during a
write/verify check for the
[B]
standard RAM (SDRAM
DIMM).
Possible Cause/Required Action
Same as SC823-[6101]
• NVRAM damaged or abnormal
• Backup battery has discharged
• NVRAM socket damaged
1. Replace the NVRAM.
• RTC defective
• NVRAM without RTC installed
• Backup battery discharged
1. Replace the NVRAM with another NVRAM with an
RTC device.
• NVRAM without RTC installed
• Backup battery discharged
1. Replace the NVRAM with another NVRAM with an
RTC device.
• Loose connection
• Defective SDRAM DIMM
• Defective controller
1. Replace the SDRAM DIMM.
Service Call Conditions
4
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