Xerox DOCUPRINT N4525 Service Quick Reference Manual page 341

RAP 6-10
Error Code F4-41
There is a problem at the Finisher Path Sensor.
Logic Control on the Print engine Controller Board sensed that the Finisher Path Sensor
did not deactuate within the specified time after it was actuated.
Table 6-13 Error Code F4-41
Step Actions and Questions
1 PATH LOCATION INSPECTION
Inspect the position of the sheet of paper with respect to
the Finisher Path Sensor.
Has the trail edge of the sheet of paper cleared
the Finisher Path Sensor?
FINISHER PATH SENSOR TEST
2
1. Enter Diagnostics Mode.
2. From the Main Menu, select Comp Input Test / Finisher
Unit / Path Sensor.
3. Press [4] to start, [0] to stop.
4. Repeatedly insert a sheet of paper into the Path
Sensor.
Does the Control Panel display "with paper"
when you insert the paper into the Finisher
Path Sensor, and "without paper" when you
remove it?
3 FINISHER PATH SENSOR REPLACEMENT
1. Replace the Finisher Path Sensor (RRP 6-41).
2. Repeat the Finisher Path Sensor Test in Step 2 above.
Does the Control Panel display "with paper"
when you insert the paper into the Finisher
Path Sensor, and "without paper" when you
remove it?
4 FINISHER MAIN BOARD REPLACEMENT
1. Replace the Finisher Main Board (RRP 6-84).
2. Repeat the Finisher Input Path Sensor Test in Step 2
above.
Does the Control Panel display "with paper"
when you insert the paper into the Finisher
Input Path Sensor, and "without paper" when
you remove it?
5 PATH PAPER INSPECTION
Inspect the Drive Rollers in the Finisher, especially the
Input Rollers and the Registration Rollers.
Are all of the Drive Rollers in the Finisher clean
and free of obvious wear and damage?
Volume 6 / Finisher - Error Codes & Messages
Paper Jam
Clear Area G
Yes
Go to step 2
Go to step 4
Problem
solved
Problem
solved
Go to step 6
No
Go to step 5
Go to step 3
Go to step 4
Replace the
Print Engine
Controller
Board (RRP
1-72) &
retest. If still
NO, go to
step 8.
Replace the
suspect Drive
Rollers &
retest. If the
problem still
exists, go to
step 6.
6-673