Ricoh G108 Service Manual page 81

Code Class
622 D Optional paper feed unit error
623 D Duplex unit communication
error 1
624 Duplex unit communication
error 2
660 D NVRAM error
670 D BCU error
680 D BCU error
681 D Process timing error
818 D Watch-dog error
819 D Fatal error
[696E] Process error
[766D] Memory error
820 D Self-diagnostics error: CPU
[0001] to [06FF] CPU error
[0702] [0709] CPU/Memory Error
[070A]
[0801] to [4005] CPU error
821 D Self-diagnosis error: ASIC
822 B Self-diagnostic error: HDD (Hard Disk Drive)
[3003] Timeout error
[3004] Command error
823 B Self-diagnostic error: NIB
[6101] MAC address check sum error
[6104] PHY IC error
[6105] PHY IC loop-back error
SM
Error
• Loose connection between the IOD and
the optional paper feed unit
• Loose connection
• Defective circuit in the duplex unit
• Defective BCU
• Defective BCU
• Loose connection
• Defective controller
• Defective BCU
• Defective BCU
• Loose connection
• Defective main motor
• Defective input output device
• Defective controller
• Software error
• Defective RAM DIMM
• Defective ROM DIMM
• Defective controller
• Software error
• Defective RAM DIMM
• Defective ROM DIMM
• Defective controller
• Software error
• System firmware problem
• Defective controller
• System firmware problem
• Defective RAM-DIMM
• Defective controller
• System firmware problem
• Defective controller
• System firmware problem
• Defective RAM-DIMM
• Defective controller
• Loose connection
• Defective HDD
• Defective controller
• Loose connection
• Defective HDD
• Defective controller
• Defective controller
• Defective controller
• Defective controller
4-5
SERVICE CALL
Possible Cause
G108