Xerox Phaser 840 Service Manual page 85

Table 2-6 22,000 Fault Codes and Actions
Error code
Additional clues
22,707.00 Y-axis declared media is too long. Typically caused by a multipick or stuck A4 sensor
1. None
2. More than one sheet found
in paper path
3. One sheet hangs out at exit
22,721.05 Y-axis print failure. Media did not arrive at the preheat exit sensor soon enough to
complete the print. May also be due to an unexpected high-capacity tray sensor event
1. None
22,722.06 Y-axis timeout during transfix moving media to the stripper sensor
1. Media jammed on stripper
fingers or rapid release guide -
excessive skew
2. Media jammed on stripper
fingers or rapid release guide -
folded corner
3. Media jammed on stripper
fingers or rapid release guide -
bad media
4. Media jammed on stripper
fingers or rapid release guide -
margin good, stripper down on
eccentric cam location good
5. Media jammed on stripper
fingers or rapid release guide -
margin good, stripper down on
eccentric cam location;
repeatedly fails
6. Media jammed on stripper
fingers or rapid release guide -
margin good, stripper down on
eccentric cam location
Probable cause
a. Multiple pick
a. A or A4 flag not seated
properly
b. A4 flag is sticking to the
steel roller
a. Lower tray assembly sensor
bouncing
a. Last sheet in tray
b. First sheet in tray
c. Failure of deskew system
a. Missing support foil (clear
L-shaped plastic media
guide on the front left side
of the lower tray)
b. Folded in tray
a. Damaged or deformed
media
a. Excess plastic on end of
stripper fingers - part defect
b. Deformed stripper fingers
c. Damaged from jam earlier
a. Transfix eccentric shaft
key-way problem
a. Process motor problem
Error Codes and Messages
Action
a. Verify that the lower tray
is properly loaded.
b. Try heavier media
a. Run again
a. Inspect and reinsert flag
b. Replace upper preheat
entry assembly
a. Try lighter or smoother
media (less friction)
b. Replace lower tray
a. Refill tray(s)
b. Make sure tray(s) is
loaded properly and
media is square in tray
c. Check deskew fingers on
inside of front door. If
chronic, check preheat
entry assembly for
deformation
a. Replace Lower tray
b. Remove media, inspect
and reload
a. Replace media
a. Replace stripper fingers
or rapid release guide
b. Replace stripper fingers
or rapid release guide
c. Replace stripper fingers
or rapid release guide
a. Replace drum transfix
assembly
a. Replace process motor
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