Konica Minolta bizhub 20 Service Manual page 101

■ Error code 8A
Jam Tray 1
Remove the jammed paper from Tray 1.
Paper jam (Tray 1)
Error code 8B
Jam Tray 2
Remove the jammed paper from Tray 2.
Paper jam (Tray 2)
Error code 8C
Jam MP Tray
Remove the jammed paper from Multi Purpose Tray and press Start.
Paper jam (MP tray)
<User Check>
• Check if the paper is jammed in the appropriate tray. If jammed, remove it.
• Adjust the paper guide corresponding to the paper size.
• Check if too much paper is loaded in the tray.
Step
1 Dirt on edge sensor
Harness connection failure of high
2 voltage power supply PCB ASSY
Paper feeding kit worn out
3
(MP/ Tray 1/ Tray 2)
Registration front sensor failure
4
5 Main PCB failure
Cause
3-26
Remedy
Clean the edge sensor.
Check the harness connection of the high
voltage power supply PCB ASSY in the
appropriate tray, and reconnect it.
Replace the paper feeding kit of the
appropriate tray.
procedure described in
Operational Check (Function code 32)" in
Chapter 6. If any problem occurs, replace
the high voltage power supply PCB ASSY.
Replace the main PCB ASSY.
"4.10 Sensor
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