Table 1-83 Printer Does Not Offset Paper - Xerox DOCUPRINT N4525 Service Quick Reference Manual

RAP 1-54
The Printer Does Not Offset Paper
The offset function does not work or does not work correctly.

Table 1-83 Printer Does Not Offset Paper

Step Actions and Questions
MAIN DRIVE ASSEMBLY INSPECTION
1
1. Remove the Rear Cover Assembly (RRP 1-5)
2. Enter Diagnostics Mode.
3. From the Main Menu, select Comp Output Test / IOT
Unit / Main Motor On to check the Main Motor and
Main Drive Assembly.
Does the Main Motor run and do the gears of
the Drive Assembly rotate normally?
2 EXIT DRIVE TEST
1. Remove the Fuser Cover (RRP 1-1).
2. Enter Diagnostics Mode.
3. From the Main Menu, select Comp Output Test /
Duplex Unit / Invert Clutch CW.
4. While rotating the Main Drive Motor CCW by hand,
press [4] to start, the Invert Clutch CW should actuate
for two seconds, then release.
5. Observe the rotation of the exit gears.
6. Press [7] or [3] to display Invert Clutch CCW.
7. While rotating the Main Drive Motor CCW by hand,
press [4] to start, the Invert Clutch CCW should
actuate for two seconds, then release.
8. Observe the rotation of the exit gears - they should
rotate the opposite direction as observed in step 5
above.
Do the clutches function properly?
3 OFFSET TEST
1. Remove the Fuser Cover (RRP 1-1).
2. Enter Diagnostics Mode.
3. From the Main Menu, select Comp Output Test / IOT
Unit / Offset Motor Fnt.
4. Press [4] to start, Offset Motor should rotate and move
the offset roller toward the front of the printer.
5. Press [7] or [3] to display Offset Motor Rev.
6. Press [4] to start, Offset Motor should rotate the
opposite direction as in step 4 above and the offset
roller should move toward the rear of the printer.
Does the Offset Roller shift away from the
Offset Motor and toward the Motor?
4 PRINT ENGINE CONTROLLER BOARD
REPLACEMENT
Replace the Print Engine Controller Board (RRP 1-72)
Does Offset work correctly?
5 Input/Output Board REPLACEMENT
Replace the Input/Output Board (RRP 1-70)
Does Offset work correctly?
Volume 1 / Print Engine - Troubleshooting
Yes No
Go to step 2 Replace the
Main Drive
Assembly
(RRP 1-66)
Go to step 3 Replace the
defective
clutch
Go to step 4 Replace the
Offset Motor
Assembly
(RRP 1-57)
Problem Go to step 5
solved
Problem Go to step 6
solved
1-111