Ricoh Aficio MP C2050 Service Manual

SC Tables
SM Appendix 4-55 D037/D038/D040/D041
Appendix:
Service Call
Conditions
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
-
-
1. Replace the RAM DIMM.
2. Replace the controller board.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
833
CTL
C
Self-diagnostic error 8: Engine I/F ASIC
[0F30]
[0F31]
 ASIC (Mandolin) for system control could not be detected. After the
PCI configuration, the device ID for the ASIC could not be checked.
Replace the VBCU
[0F41]
 ASIC (Mandolin) for system control could not be detected. After the
PCI configuration, the device ID for the ASIC could not be checked.
Replace the VBCU
[50B1]
Could not initialize or read the bus connection.
 Check for loose connections at the mother board.
Replace the mother board
[50B2]
Value of the SSCG register is incorrect.
 Check for loose connections at the mother board.
Replace the mother board
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
838
CTL
B
Self-diagnostic error: Clock Generator
A verification error occurred when
settings data was read from the
clock generator via the I2C bus.
 Defective clock generator
 Defective I2C bus
 Defective CPU port for the I2C
bus
 Replace Controller
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
839
CTL
C
USB NAND Flash ROM error
[9101]
The ID of the USB NAND Flash ROM cannot be read.
 Defective controller board
Rev. 09/03/2010
⇒

Ricoh Aficio MP C2050 Specifications