Ricoh MP C2504 Field Service Manual page 931

6. Troubleshooting
No.
[0D05]
[50A1]
[50A2]
922
Type Error Name/Error Condition/Major Cause/Solution
Comparison error of CPU and ASIC timer
The CPU checks if the ASIC timer works correctly compared with the CPU
timer. If the ASIC timer does not function in the specified range, this SC
code is displayed.
• Defective ASIC timer device
• Defective CPU device
Replace the controller board.
Video bridge device detection error
Video bridge device is not detected.
• Video bridge device ASIC (HARP or KLAVIER) defective.
• Connection error between PCI I / F of the controller ASIC and video
bridge device ASIC.
Replace the controller board
Video bridge device (ASIC) register error
The CPU detects the video bridge device, but detects error data from the
video bridge device.
Defective I/F between the video bridge device and the controller
Replace the controller board.