SC
[Level]
Symptom Possible Cause/Required Action
[6105]
[B]
PHY IC loop-back error
An error occurred during the
loop-back test for the PHY IC
on the controller.
Same as SC823-[6101]
824
[B]
Self-diagnostic Error: NVRAM
The controller cannot
recognize the standard
NVRAM installed or detects
that the NVRAM is defective.
• NVRAM damaged or abnormal
• Backup battery has discharged
• NVRAM socket damaged
1. Replace the NVRAM.
826 Self-diagnostic Error: RTC/Optional NVRAM
[1501]
[B]
Clock error
• An RTC device is
recognized, and the
difference between the
RTC device and the CPU
exceeds the defined limit.
• No RTC device is
recognized.
• RTC defective
• NVRAM without RTC installed
• Backup battery discharged
1. Replace the NVRAM with another NVRAM with an
RTC device.
[15FF]
[B]
RTC not detected
The RTC device is not detected.
• NVRAM without RTC installed
• Backup battery discharged
1. Replace the NVRAM with another NVRAM with an
RTC device.
827 Self-diagnostic Error: RAM
[0201]
[B]
Verification error
Error is detected during a
write/verify check for the
standard RAM (SDRAM
DIMM).
• Loose connection
• Defective SDRAM DIMM
• Defective controller
1. Replace the SDRAM DIMM.
Service Call Conditions
115