Troubleshooting; Inoperative Duplex Unit; Table 3-11 Inoperative Duplex Unit - Xerox DOCUPRINT N4525 Service Quick Reference Manual

Troubleshooting

Inoperative Duplex Unit

The Duplex Unit does not function, the Duplex Motor does not switch on, and the problem
is not identified by a displayed Error Code.

Table 3-11 Inoperative Duplex Unit

Step Actions and Questions
1 INTERFACE CABLE INSPECTION
Check the Duplex Interface Cable.
Is the cable firmly connected to the Plug/Jack
at the rear of the printer?
2 DUPLEX MODE TEST PRINT
1. Enter Diagnostic Mode.
2. From the Main Menu, select Test Print / Select
Pattern / Grid.
3. Press [4] to select.
4. From the Main Menu, select Test Print / Duplex / On.
5. Press [4] to select.
6. From the Main Menu, select Test Print / Start Print.
7. Press [4] to start.
Does the Duplex Unit process the Duplex Test
Print?
3 COMPUTER/PRINTER CONNECTION CHECK
Run a simplex print job from the host computer, with
output to the Face Down Output Bin.
Does the printer process the simplex print
job?
4 DRIVER SOFTWARE RELOAD
1. Reload the printer driver software.
2. Run a duplex print job from the host computer.
Does the printer process the duplex print job?
5 DUPLEX MOTOR TEST
1. Enter Diagnostic Mode.
2. From the Main Menu, select Comp Output Test /
Duplex Unit / Motor Slow.
3. Press [4] to start, [0] to stop.
Does the Duplex Motor run?
Volume 3 / Duplex Unit - Troubleshooting
Yes No
Go to step 2 Reconnect
the Duplex
Interface
Cable
Go to step 3 Go to step 5
Go to step 4 Reconnect
or replace
the
computer/
printer
interface
cable or
check for a
possible
computer
hardware
problem
Problem Replace the
solved System
Controller
Board (RRP
1-73l)
Go to step 8 Go to step 6
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