Controller Jam - Konica Minolta Magicolor 8650 Service Manual

Field Service Ver. 2.0 Nov. 2007
13.3.11

Controller jam

1
A. Detection timing
Type
• A control erratic operation as it relates to the duplex unit occurs.
Controller jam • A stop command (a command to effect a forced stop) is received.
• A media error (wrong type or size of paper) occurs during a 2-sided print cycle.
B. Action
MFP board (MFPB)
Step
1 Initial check items
2 Check for the paper left in the machine.
Check to see if the size or type of the paper
specified on the control panel or printer
3
driver coincides with that of the paper actu-
ally loaded.
One possible cause is a control erratic
4 operation. So, turn OFF and ON the power
switch and run the print cycle again.
5 Upgrade the firmware.
6 Change PRCB
7 Change MFPB
Confidential – for internal use only, do not distribute
Relevant parts
Action
Description
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
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13. Jam display
Location (Electri-
cal component)
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