Konica Minolta bizhub C200 Service Manual page 320

Field Service Ver. 1.0 Jun. 2008
16.3.3 Misfeed at tray 1 feed section
A. Detection timing
Type
Detection of • The leading edge of the paper does not turn ON the sensor in front of tim. roller
misfeed at tray 1
feed section
Tray 1 feed • For paper fed from the tray 1, due to a delay in paper arrival, loop forming in
section
loop registration
reversing jam
Tray 1 feed section • For paper fed from the tray1, the image write start signal permit continues to be
image write start
signal permit wait-
ing jam
B. Action
Transport motor (M1)
Tray 1 paper feed clutch (CL2)
Sensor in front of tim. roller (PS1)
Step
1 Initial check items
2 PS1 I/O check, sensor check
3 CL2 operation check
4 M1 operation check
5 Change PRCB
(PS1) even after the lapse of a given period of time after the tray 1 starts to feed
paper.
front of the timing roller is not complete before the rise timing of the transport
motor (M1).
disabled for a predetermined period of time after the timing of the image write
start signal output.
Relevant parts
Action
Description
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
—
PRCB CN1-3 (ON)
PRCB CN5-18 (REM)
PRCB CN27-14 (REM)
PRCB CN28-2 (LOCK)
—
16. Jam display
Location (Electri-
cal component)
—
C to D-19
C to D-5
C to D-23
—
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