Led Over Temperature Failure - Xerox Phaser 7400 Service Manual

LED Over Temperature Failure

Applicable Status Code:
Code T32: LED Head too hot
Initial Actions:
Open the Top Cover and allow the printer to cool.
Cycle the printer's power.
If the problem persists follow the procedure below.
Troubleshooting Reference Table
Applicable Parts
LED Heads, PL1.1.2
Troubleshooting Procedure Table
Step Actions and Questions
1 Check for proper clearances around the
printer and ensure proper fan operation.
Is the printer properly installed and are the
cooling vents clear?
2 Check the LED Head installation.
Are the LED Heads properly seated in their
holders and the wiring correctly routed?
3-94
Wiring and Plug/Jack References
Print Engine Map 1 (page 10-4)
Print Engine LED Heads (page 10-37)
Yes
Go to Step 2.
Replace in the
following order:
LED Head
(page 8-125),
Engine Control
Board (page 8-112).
Phaser 7400 Color Printer Service Manual
No
Advise customer
on clearance for
the printer.
Replace an
inoperable fan.
Reseat the LED
Head or replace
any damaged
wiring.