Xerox PHASER 8500 Service Manual page 361

Print the
Step
2 Service Usage
Profile. It is
located in the
front panel
menu
Troubleshooting
– Service Tools.
Step Does the printer
display an error
3
code indicating
a problem with
the printhead?
Visually inspect
Step
the ink
4
reservoirs. Do
they all contain
ink?
No ink in a
reservoir,
accompanied
by many
missing jets
before and
after a purge
cycle, indicates
that an ink-level
sensor has
failed.
Step Has the printer
had a printhead
5
replaced before
for a (non-NXI
related) weak or
missing jet
problem?
Phaser 8400/8500/8550/8560 Color Printer Service Manual
If Line 631
Printhead ID
lists a date, record the date
(month day year) here:
If Line 636
IDU lists any values, record
the numbers here:
Xerox U.S. personnel please record these dates in the FIST system as
well as in this document
YES If YES please write down the error code. _______________
NO
3a. If error code 13,264.4x is present in the Fault History replace the
Circle
electronics module (continue to
one
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 electronics module and retest.
3e. Replace the printhead.
If NO, replace the printhead. The repair is complete!
YES
NO
Ink visible in reservoirs
Circle
one
If YES, replace the wiper assembly. Proceed to Step 9.
YES
NO The new wiper assembly may take 6 purges to before achieving optimal
performance. Ensure the wiper assembly is correctly aligned with the
Circle
printhead.
one
If the missing jet(s) recovers, the repair is complete.
Printhead ID:
00-09: _______________
10-29: _______________
30-99 _______________
100+: _______________
IDU:
00-09: _____________
10-29: _____________
30-99 _____________
100+: ______________
3b).
Reference
A-9