Olivetti PF-P09, Service Manual

Page: 315 / 457

16. JAM DISPLAY Field Service Ver. 1.1 May 2011
272
TROUBLESHOOTING
16.3.3 Misfeed at tray 3 paper feed section
A. Detection timing
B. Action
Type Description
Detection of
misfeed at tray 3
paper feed section • The paper does not unblock the media feed sensor (PS3) even after the lapse
of a given period of time after the media feed clutch (CL1) is turned ON.
Detection of paper
left in tray 3 paper
feed section • The media feed sensor (PS3) is unblocked when the power switch is turned
ON, a door or cover is opened and closed, or a misfeed or malfunction is reset.
Relevant electrical parts
Media feed sensor (PS3)
Media feed clutch (CL1) Printer control board (PRCB)
PC control board (PCCB)
Media feed motor (M1)
Step Action
WIRING DIAGRAM
Control signal
Location (electri-
cal component)
1 Initial check items - -
2 Check the connector between M1-PCCB
PJ3 for proper connection and correct as
necessary. - -
3 Check the M1 connector for proper drive
coupling and correct as necessary. - -
4 Check the connector between PS3-PCCB
PJ5 for proper connection and correct as
necessary. - -
5 Check the connector between CL1-relay
CN16-PCCB PJ16 for proper connection
and correct as necessary. - -
6 PS3 sensor check PCCB PJ5-3 (ON) I-2
7 CL1 operation check PRCB PJ16-2 (REM) D-2
8 M1 operation check PCCB PJ3-4 to 8 K-2
9 Check the connector between PCCB PJ1,
PJ2-relay CN53-PRCB PJ25 for proper
connection and correct as necessary. - -
10 Change PCCB. - -
11 Change PRCB. - -
d-Color MF2400