Ricoh Z-P2 Field Service Manual page 616

6. Troubleshooting
No. Result
ID sensor
coefficient (K5)
maximum/
54
minimum error
Gamma error:
Maximum
55
Gamma error:
Minimum
56
Vk error:
Maximum
57
Vk error:
Minimum
58
Sampling data
error during
59
gamma
correction
Unexpected
99
error
614
Description
When the K5 is more
than the value of
SP3-362-003 or less
than the value of
SP3-362-004, the error
54 is displayed.
Gamma is out of range.
5.0 < Gamma
Gamma is out of range.
Gamma < 0.15
Vk is out of range.
150 < Vk
Vk is out of range.
Vk < –150
Not enough data can be
sampled during the
gamma correction.
Process control fails.
Possible Causes/Action
• ID sensor pattern density is too high or low.
• ID sensor or shutter is defective.
Same as 53
• 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 supply pump 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.