Ricoh AP-P2 G188 Field Service Manual page 361

No. Result
ID sensor
53 coefficient (K5)
detection error
ID sensor
coefficient (K5)
54
maximum/
minimum error
Gamma error:
55
Maximum
Gamma error:
56
Minimum
Vk error:
57
Maximum
Vk error:
58
Minimum
Description
Not enough data can be
sampled.
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
Process Control Error Conditions
Possible Causes/Action
• Solid image is not sufficient density:
1. Retry the process control.
2. Replace the ID sensors.
3. Replace the IOB board.
• Solid image is O.K.
1. Replace the ID sensors.
2. Replace the IOB board.
• ID sensor is dirty:
1. Clean the ID sensors.
2. Retry the process control.
• 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
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