Phaser 8400/8500/8550/8560 Color Printer Service Manual A-9
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 electronics module and retest.
3e. Replace the printhead.
Step
4
Visually inspect
the ink
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.
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
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