Ricoh D124-17 Service Manual page 636

6. Troubleshooting
SC855 B
SC857 B
SC858 B
00
01
02
30
634
Hardware Problem:wireless LAN board
The wireless LAN board can be accessed, but an error was detected.
• Loose connection
• Defective wireless LAN card
• Check wireless LAN card connection
• Replace wireless LAN card
USB I/F Error
The USB driver is not stable and caused an error.
• Poor USB card connection
• Replace the controller board
Data encryption conversion error
These are errors of the HDD Data Encryption Option D377.
Key Acquisition
Key could be acquired.
• Replace the controller board
HDD Key Setting Error
The key was acquired but the HDD could not be set.
• Turn the machine power off/on several times.
• Replace the controller board.
NVRAM Read Error
NVRAM data conversion failed (mismatch with nvram.conf)
• Replace the NVRAM
NVRAM Before Replace Error DFU
May occur during development.
• Turn the machine power off/on several times.
• Replace the controller board.
CTL
CTL
CTL