Olivetti PF-P09, Service Manual

Page: 314 / 457

Field Service Ver. 1.1 May 2011 16. JAM DISPLAY
271
TROUBLESHOOTING
16.3 Solution
16.3.1 Initial check items
• When a paper misfeed occurs, first perform the following initial check items.
16.3.2 Misfeed at tray 2 paper feed section
A. Detection timing
B. Action
Check item Action
Does paper meet product specifications? Replace paper.
Is the paper curled, wavy, or damp? Replace paper.
Is a foreign object present along the paper path, or
is the paper path deformed or worn? Clean the paper path and replace if necessary.
Are rolls/rollers dirty, deformed, or worn? Clean or replace the defective roll/roller.
Are the edge guide and trailing edge stop at the cor-
rect position to accommodate the paper? Set as necessary.
Are the actuators operating correctly? Correct or replace the defective actuator.
Type Description
Detection of
misfeed at tray 2
paper feed section • The paper does not unblock the registration sensor (PS5) even after the lapse
of a given period of time after the tray2 media feed clutch (CL1) is turned ON.
Relevant electrical parts
Registration sensor (PS5)
Tray2 media feed clutch (CL1) Printer control board (PRCB)
Main motor (M2)
Step Action
WIRING DIAGRAM
Control signal
Location (electri-
cal component)
1 Initial check items - -
2 Check the connector between M2-PRCB
PJ11 for proper connection and correct as
necessary. - -
3 Check the M2 connector for proper drive
coupling and correct as necessary. - -
4 Check the connector between PS5-PRCB
PJ23 for proper connection and correct as
necessary. - -
5 Check the connector between CL1-PRCB
PJ16 for proper connection and correct as
necessary. - -
6 PS5 sensor check PRCB PJ23-3 (ON) K-8
7 CL1 operation check PRCB PJ16-2 (REM) D-2
8 M2 operation check PRCB PJ11-10 to 13 B-8
9 Change PRCB. - -
d-Color MF2400