Ricoh D131 Service Manual page 475

SC100: Scanning
Inverter Fan Error
D
When the exposure lamp is triggered on, the inverter fan motor does not
rotate.

SC181


-



Scanner Fan Error: Right Side
D
The fan located on the right side of the exposure unit is not rotating.

SC182

-


CIS transmission error
D
Error caused during ASIC register's automatic initialization on the CIS,
SC185 or during transmission between the CIS – DF.

-

CIS LED error


SC186 D



D131/D132/D133
SIOB defective
BCU defective
Inverter fan motor defective
Harness between the inverter fan motor - SIOB is disconnected
Harness between the SIOB – BCU is disconnected
Harness between the SIOB – PSU is disconnected
Check the fan connections
Fan defective
Check SBU connection
SBU defective
Harness between the CIS – DF is disconnected
CIS defective
LED on the CIS causes error
During initializing, the ration of the average between leading-edge
area and rear-edge is beyond the permissible level (0.7 – 1.43).
During scanning, the shading data peak is under 32(8bit).
Harness CN210 and CN220 on ADF are disconnected.
Otherwise, replace CIS.
2-8 SM Appendix