Misfeed At The Paper Feed Unit Paper Take-Up/Vertical Transport Section - Konica Minolta Bizhub 162 Service Manual

Field Service Ver. 1.0 Apr. 2005
8.3.2

Misfeed at the Paper Feed Unit Paper Take-up/Vertical Transport Section

A. Detection Timing
Type
Paper take-up/
• The leading edge of the paper does not unblock the Synchronizing Roller Sen-
vertical transport
section misfeed
detection
• The Synchronizing Roller Sensor (PC1) is not blocked even after the lapse of a
Size error detection
• The Synchronizing Roller Sensor (PC1) is blocked before the lapse of a given
Paper left at the
• The Paper Take-up Sensor (PC12/PF) is blocked at timing when the Power
paper take-up/
vertical transport
section
B. Action
Synchronizing Roller Sensor (PC1)
Paper Take-Up Solenoid (SL11/PF)
Step Operations
1 Initial checks
2 PC1 sensor check
3 SL11/PF operation check
4 PC12/PF sensor check
5 Replace PWB-A
sor (PC1) even after the lapse of a given period of time after the Paper Take-up
Solenoid (SL11/PF) has been energized.
given period of time after the paper has unblocked the Synchronizing Roller
Sensor (PC1).
period of time.
Switch is turned ON, the cover is opened and closed, or a paper misfeed or
malfunction is reset.
Relevant Electrical Components
Ref.
Page
☞
☞
☞
Description
Paper Take-Up Sensor (PC12/PF)
Master Board (PWB-A)
WIRING DIAGRAM
Control signal
– –
17 PWB-A PJ17A-3 (ON)
PWB-A/PF
18
PJ3A/PF-1A (ON)
PWB-A/PF
17
PJ3A/PF-2B (ON)
– –
8. Jam Display
Location
(Electrical
Components)
–
F-8
A-3 (PF-502)
I-6 (PF-502)
–
23