Media Misfeed In Control Logic - Konica Minolta Bizhub-C31P Service Manual

Field Service Ver. 1.0 Apr. 2008
13.4.6

Media misfeed in control logic

A. Detection timing
Type
Detection of By image write start signal timing
media misfeed in • The pressure operation of the first image transfer mechanism is not completed
control logic
• The first image transfer mechanism is not in the state of retraction during mono-
• While the leading edge of an image has reached the position where the first
• A duplex print job is sent with the number of pages that goes beyond the maxi-
• When trying to feed duplex media though there is no media to be fed to the
• When printing is directed with the duplex print unit selected as a media source
• While two sheets of media are in the printer, printing is directed with normal
• In duplex printing, a size error or media error occurs.
B. Action
MFP board (MFPB)
AD control board (ADCB)
Step
1 Check printer driver settings.
2 Change ADCB.
3 Change MFPB.
4 Change PRCB.
during full color printing.
chrome printing.
image transfer process is performed, the pressure operation of the second
image transfer mechanism is not completed.
mum number of pages allowed to be in the printer for the selected media type.
duplex print unit.
and an exit media set to be fed to the duplex unit.
media feed settings other than a duplex media feed setting.
Relevant electrical parts
Action
Description
Print control board (PRCB)
WIRING DIAGRAM
Control signal
⎯
⎯
⎯
⎯
13. Jam display
Location (electri-
cal component)
⎯
⎯
⎯
⎯
201