Xerox Phaser 840 Service Manual page 79

Table 2-6 22,000 Fault Codes and Actions
Error code
Additional clues
22,500.00 Command stop event with media in front door area
*** See SF144 & SB460***
1. Media perfect in media path
(front door area)
22,501.01 Unexpected Lower-tray-present sensor event in Lower Feeder 2 with media in the
front door area *** Same as 22,101.06 ***
22,503.03 Unexpected Lower-tray-present sensor event in Lower Feeder 1 with media in the
front door area *** Same as 22,101.06 ***
22,505.05 Unexpected standard-tray-sensor event with media in the front door area *** Same
as 22,105.01 ***
22,506.06 Unexpected standard tray pick flag event.
1. Paper found in the front door
and lower tray at the same
time, multipicks, or 22,721.05
in the fault history.
22,508.08 Unexpected preheat entry sensor (left side) event. Can be caused by media off the
sensor too soon.
1. Skew
2. Media deformed or
damaged in media tray
22,508.10 Time-out on preheat entry sensor (left side)
1. Media came from the lower
feeder with corner fold
Probable cause
a. Drum maintenance clutch
b. Worn maintenance drawer
lift pins
c. PostScript fault
d. Front panel error
e. Power supply problem
a. Standard tray pick roller
clutch slipping.
a. Last sheet in tray
b. First sheet in tray
c. Failure of deskew system
a. Left trailing edge bent
b. Hole or tear in media
a. Low stack of media in tray
b. Sticky lower feeder pick flag
c. Missing support foil (clear
L-shaped plastic media
guide on front left side of
the lower tray)
Error Codes and Messages
Action
a. Inspect the maintenance
drawer for worn lift pins,
replace if needed
a. Replace drum
maintenance clutch
b. Replace maintenance
drawer
c. Try again, cycle power, or
NVRAM reset
d. Check front panel
sensors or replace front
panel assembly
e. Replace power supply
a. Replace the pick roller
clutch. ""see Service
Bulletin 462**
a. Verify that the lower tray
is properly loaded
a. Refill tray(s)
b. Make sure tray(s) is
loaded properly and
media is square in tray
c. Check deskew fingers. If
chronic check preheat
entry assembly for
deformation
a. Remove and inspect
media and reload
b. Remove and inspect
media and reload. May
be caused by 3-hole
punch media
a. Verify that the lower tray
is properly loaded
a. Refill tray (can be
common with low media
stack)
b. Replace lower feeder
c. Replace lower tray
2 - 63