Konica Minolta BIZHUB 163 Service Manual page 212

Field Service Ver. 1.0 Apr. 2007
16.2.2 Image reading section: Black copy
A. Typical faulty images
B. Troubleshooting procedure
Step
Exposure lamp turns ON when the power switch is turned
1
ON.
Exposure lamp is abnormally lit (flickers or abnormally
2
dark) when the power switch is turned ON.
3 Inverter board (INVB) connector is loose.
4 CCD board (CCDB) connector is loose.
5 MFP board (MFPB) connector is loose.
Check
16. Image quality problem
A09AF3C523DA
Result Action
NO Go to step 3.
NO Go to step 4.
YES Reconnect.
NO Change exposure lamp.
YES Reconnect.
YES Reconnect.
• Change inverter board
(INVB).
NO • Change CCD unit.
• Change MFP board
(MFPB).
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