Konica Minolta bizhub C203 Service Manual page 501

15. Jam display
15.3.4 Misfeed at tray 2 feed section
A. Detection timing
Type
Detection of • The leading edge of the paper does not unblock the paper feed tray 2 vertical
misfeed at tray 2
feed section
• The paper feed tray 2 vertical transport sensor (PS16) is unblocked when the
Detection of paper
left in tray 2 • The paper feed tray 2 paper feed sensor (PS14) is unblocked when the main
Tray 2 feed section • For paper fed from the tray2, TOD permit continues to be disabled for a prede-
TOD permit waiting
jam
B. Action
Transport motor (M1)
Paper feed tray 2 paper feed clutch (CL2)
Paper feed tray 2 vertical transport clutch (CL3)
Paper feed tray 2 paper feed sensor (PS14)
Paper feed tray 2 vertical transport sensor (PS16)
Step
1 Initial check items
2 PS14 I/O check, sensor check
3 PS16 I/O check, sensor check
4 CL2 operation check
5 CL3 operation check
6 M1 operation check
7 Change PRCB
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transport sensor (PS16) even after the lapse of a given period of time after the
tray 2 starts to feed paper.
main power switch is turned ON, a door or cover is opened and closed, or a
misfeed or malfunction is reset.
power switch is turned ON, a door or cover is opened and closed, or a misfeed
or malfunction is reset.
termined period of time after the timing of TOD output.
Relevant parts
Action
Field Service Ver. 1.0 Jul. 2007
Description
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
—
PRCB CN9PRCB-8 (ON)
PRCB CN9PRCB-11 (ON)
PRCB CN9PRCB-19 (ON)
PRCB CN9PRCB-17 (ON)
PRCB CN34PRCB-10 (REM)
PRCB CN34PRCB-13 (LOCK)
—
Location (Electri-
cal component)
—
D-10
D-10
D-11
D-11
D-23
—