Xerox Phaser 8500, Service Manual, Page: 366 / 376

A-14 Phaser 8400/8500/8550/8560 Color Printer Service Manual
Reference
Step
2 Print the
Service Usage
Profile.
It is
located in the
front panel
menu
Troubleshooting
– Service Tools.
If Line 631
Printhead ID
lists a date , record the date
(month day year) here:
Printhead ID:
00-09: _______________
10-29: _______________
30-99 _______________
100+: _______________
If Line 636
IDU lists any values , record
the numbers here:
IDU:
00-09: _____________
10-29: _____________
30-99 _____________
100+: ______________
Xerox U.S. personnel please record these dates in the FIST system as
well as in this document
Step
3
Does the printer
display an error
code indicating
a problem with
the printhead? YES
NO
Circle
one
If YES please write down the error code. _______________
3a. If error code 13,264.4x is present in the Fault History replace the
electronics module (continue to 3b)
.
3b. If a printhead thermistor open or shorted error code 13,195.45,
13,197.47, 13,259.46, 13, 261.48, 13,323.47, 13.325.49 is
displayed or a PEST error code 37,002.47, 37,003.48, 37,004.40,
or 37,005.41, perform the following steps:
3c. Inspect and reseat the printhead interface cable (gray ribbon
cable) and retest.
3d. Replace the printhead. The repair is complete!
Visually inspect
the ink
reservoirs. Do
they all contain
ink?
No ink in a
reservoir
indicates that
an ink-level
sensor has
failed.
YES
NO
Circle
one
If NO , replace the printhead. The repair is complete!
Step
5
Has the printer
had a printhead
replaced before
for a (non-NXI
related) weak or
missing jet
problem?
YES
NO
Circle
one
If YES , replace the wiper assembly. Proceed to Step 9 .
The new wiper assembly may take 6 purges to before achieving optimal
performance. Ensure the wiper assembly is correctly aligned with the
printhead.
If the missing jet(s) recovers, the repair is complete.
Ink visible in reservoirs