Wrong Detection Of Double Feeding - Ricoh Pro C651EX Troubleshooting Manual

4.6 Wrong Detection of Double Feeding

Preprinted paper is used.
If the sensor detects the printed part of preprinted paper, it may wrongly detect it
as double feeding.
Disable the double feeding detection function.
<If custom paper is used>
1. In the [Adjustment Settings for Skilled Operators] menu, set [0105: Double
Feed Detect] to [Off].
<If custom paper is not used>
1. In [Advanced Settings] for the custom paper in use, set [04: Double Feed
Detect] to [Off].
An envelope is being used.
The seams of envelopes may cause double feeds to be erroneously detected.
Disable the double feed detection.
<If custom paper is used>
1. In the [Adjustment Settings for Skilled Operators] menu, set [0105: Double
Feed Detect] to [Off].
<If custom paper is not used>
1. In [Advanced Settings] for the custom paper in use, set [04: Double Feed
Detect] to [Off].
The double feed detection sensor is soiled.
If the double feed detection sensor is soiled with paper dust or other fragments,
it may wrongly detect double feeding.
Clean the double feed detection sensor.
For details about cleaning the double feed detection sensor, see the
Replacement Guide.
Note:
• Disabling double feed detection may reduce print image quality or cause blank
sheets to be delivered.
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