Ricoh D104 Field Service Manual page 641

No. Result
Gamma error:
55
Maximum
Gamma error:
56
Minimum
Vk error:
57
Maximum
Vk error:
58
Minimum
Sampling data
error during
59
gamma
correction
Unexpected
99
error
Vsg Adjustment Result
Displayed number shows results of each sensor check.
000 = FCR
SP3-325-001 to -010 (Vsg Adjustment Result)
No. Result Description
Vsg adjustment is
1 O.K
correctly done.
Description
Gamma is out of range.
5.0 < Gamma
Gamma is out of range.
Gamma < 0.15
Vk is out of range.
300 < Vk
Vk is out of range.
Vk < –300
Not enough data can be
sampled during the
gamma correction.
Process control fails.
Possible Causes/Action
-
Process Control Error Conditions
Possible Causes/Action
• ID sensor pattern density is too high.
• Hardware defective.
Same as 53
• ID sensor pattern density is too low.
• Hardware defective.
1. Same as 53
2. Replace the toner hopper unit.
• ID sensor pattern density is too low.
• Hardware defective.
Same as 53
• ID sensor pattern density is too high.
• Background dirty
• Hardware defective
Same as 53
• ID sensor pattern density is too high or low.
• Hardware defective
Same as 53
• Power Failure
Check the power source.
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