Tektronix Phaser 840, Service Manual

Page: 62 / 207

Service Guide
51
2. Media unable to get out
of exit a. Top cover has exit flag
trapped
b. Exit flag bound up
a. Remove and replace
top cover without
capturing exit flag
b. Replace exit cover
3. Media 1 inch out of exit,
flat and undamaged a. Exit flag warped and not
functioning
b. Bad paper exit sensor
a. Exit flag warped and not
functioning
b. Bad paper exit sensor
4. Media not able to exit
cleanly a. Problem with idler rollers
on exit cover
b. Top cover installed too
high
c. Problem with exit roller
a. Ensure all idler roller
springs are present and
not damaged
b. Reassemble top cover
c. Ensure that all bushings
and e-clips are properly
installed
5. Printing transparencies a. Printer running at fast
color speed
a. Reboot printer and
rerun prints
22,706.08 Page short determined from A4 sensor (right side)
1. Skew a. Last sheet in tray
b. First sheet in tray
c. Media was hand fed and
was loaded skewed
d. Failure of deskew
system
a. Refill tray(s)
b. Make sure tray(s) is
loaded properly and
media is square in tray
c. Reload media more
carefully
d. Check deskew fingers
on inside of front door. If
chronic, check preheat
entry assembly for
deformation
2. Media deformed or
damaged in media tray a. Right trailing edge bent
b. Hole or tear in media a. Remove media, inspect
and reload
b. Remove media, inspect
and reload
3. Media perfectly straight a. Unknown (static?) a. Try again
22,707.00 Page long declaration determined from A4 sensor (right side)
1. More than one sheet
found in paper path a. Multiple pick a. Run again
2. One sheet hangs out at
exit a. A or A4 flag not seated
properly
b. A4 flag is sticking to the
steel roller
a. Inspect and reinsert
flag
b. Replace upper preheat
entry assembly
Error code
Additional clues Probable cause Action