Lexmark CS748de, Service Manual

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2-34
Service Manual
5026
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244.21 Tray 4 motor stalled.
Possible causes:
• Incorrect paper loading
• Paper pick mechanism failure
• Printer option cable connector
damaged
• Input option damaged
• System board failure
1. Remove all media present in the paper path.
2. Ensure proper media is set for the type of paper
used.
3. Fan media, and stack it flat in the tray or
multipurpose feeder.
If the previous actions do not fix the problem, go to
“242.21, 243.21, 244.21. 245.21, 242.30, 243.30,
244.30, 245.30—Paper Jam service check” on
page 2-77
.
244.26 While feeding from a lower tray, tray 4
pass thru sensor is not made.
Possible causes:
• Incorrect paper loading for the
lower tray
• Incorrect media restraint setting
for the lower tray
• Paper tray 4 assembly failure
• Paper tray 5 assembly failure
1. Clear away anything in the paper path that might
cause the paper to jam.
2. Make sure the proper media is set for the type of
paper used in the lower tray.
3. Fan the media, and stack flat in the lower tray.
4. Properly set the media restraints in the lower
tray.
5. Check the pick arm rolls in the lower feeding tray
and replace if worn.
If the problem persists, go to
“244.26—Paper Jam
service check” on page 2-88
.
244.27 While feeding from a lower tray, tray 4
pass thru sensor did not break.
Possible cause is paper tray 4
assembly failure.
• Clear away anything in the paper path that might
cause the paper to jam.
• Reseat option tray 4.
• If the problem persists, go to
“244.27—Paper
Jam service check” on page 2-89
.
244.29 Tray 4 is not ready, or missing while
printing.
Possible cause is paper tray 4
assembly failure.
• Make sure that tray 4 is correctly inserted.
• If the problem persists, go to
“244.29—Paper
Jam service check” on page 2-89
.
244.30 Tray 4 page reached pass-through
sensor early.
Possible cause:
• Incorrect paper loading
• Paper pick mechanism failure
• Pick arm roll damaged
• Defective pass-through sensor
• Input option damaged
1. Remove all media present in the paper path.
2. Ensure proper media is set for the type of paper
used.
3. Fan media, and stack it flat in the tray or
multipurpose feeder.
If the previous actions do not fix the problem, go to
“242.21, 243.21, 244.21. 245.21, 242.30, 243.30,
244.30, 245.30—Paper Jam service check” on
page 2-77
.
244.32 Paper is jammed on tray 4
pass-through sensor during input
options warm-up.
Possible damage:
• Obstruction on the pass-through
sensor
• Damage on the pass-through
sensor and flag
• Input option damaged
• Damaged option autoconnect
cable
• Damaged system board
• Go to
“242.32, 243.32, 244.32, 245.32—Paper
Jam service check” on page 2-79
.
Error code Description Action