Misfeed At 2Nd Image Transfer Section - Olivetti d-Color MF201 Service Manual

16. Jam display
16.3.4

Misfeed at 2nd image transfer section

A. Detection timing
Type
• A sheet of paper does not turn OFF the sensor in front of tim. roller (PS1) after
Detection of
misfeed at 2nd
image transfer • A sheet of paper does not turned ON the paper exit sensor (PS2) after a prede-
section
Detection of paper • The sensor in front of tim. roller (PS1) is turned ON when the main power
left in 2nd image
transfer section
2nd image transfer • For paper fed from the tray, loop forming has not been complete before a sheet
section loop
registration
reversing jam
B. Action
Transport motor (M1)
Fusing motor (M2)
Tim. roller clutch (CL1)
Sensor in front of tim. roller (PS1)
Paper exit sensor (PS2)
Step
1 Initial check items
2 PS1 I/O check, sensor check
3 PS2 I/O check, sensor check
4 CL1 operation check
5 M1 operation check
6 M2 operation check
7 Change PRCB
282
a predetermined period of time has elapsed since the sheet has turned ON the
PS1.
termined period of time has elapsed since the sheet has turned ON the sensor
in front of tim. roller (PS1).
switch is turned ON, a door or cover is opened and closed, or a misfeed or mal-
function is reset.
enters the timing roller because the rise timing of load to perform registration is
earlier than the rise timing of load to form a loop.
Relevant parts
Action
Service Manual
Field Service Ver. 1.0 Jun. 2008
Description
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
—
PRCB CN1-3 (ON)
—
PRCB CN1-5 (ON)
PRCB CN27-14 (REM)
PRCB CN28-2 (LOCK)
PRCB CN27-4 (REM)
PRCB CN27-7 (LOCK)
—
Location (Electri-
cal component)
—
C to D-19
—
C to D-18
C to D-23
C to D-22
—
Y109660-1