Process Control Error Conditions
D037/D038/D040/D041 5-4 SM Appendix
No. Result Description Possible Causes/Action
Same as 53
59
Sampling data
error during
gamma
correction
Not enough data can
be sampled during the
gamma correction.
 ID sensor pattern density is too high
or low.
 Hardware defective
Same as 53
99
Unexpected
error
Process control fails.
 Power Failure
Check the power source.
Vsg Adjustment Result
SP3-325-001 to -010 (Vsg Adjustment Result)
No. Result Description Possible Causes/Action
1 O.K
Vsg adjustment
is correctly done.
-
2
ID sensor
adjustment
error
Vsg cannot be
adjusted within
4.0 ±0.5V.
 Dirty ID sensors (toner, dust, or foreign
material)
 Dirty image transfer belt
 Scratched image transfer belt
 Defective ID sensors
 Poor connection
 Defective BCU
1. Clean the ID sensors.
2. Check the ITB cleaning unit. Clean or
replace the image transfer belt.
3. Replace the image transfer belt.
4. Replace the ID sensors.
5. Check the connection.
6. Replace the BCU board.
3
ID sensor
output error
ID sensor output
is more than
 Defective ID sensors
 Poor connection