Lexmark C734 series, Service Manual

Page: 57 / 436

Diagnostic information
2-23
5026
230.21 Duplex motor stalled.
Possible causes:
• Obstructed duplex path
• Defective duplex motor
• Faulty system board
• Check for anything in the duplex paper path that
might cause the paper to jam. This includes the
paper guides in tray 1.
• If clearing a paper jam does not fix the problem,
go to “146.xx, 148.xx—Motor (MPF/duplex)
error service check” on page 2-48 .
241.03 While feeding from tray 1, the input
sensor does not break.
Possible causes:
• Incorrect media setting
• Incorrect paper loading
• Incorrect media restraint setting
• Paper pick mechanism failure
• Transport belt motor failure
1. Clear away anything in the paper path that might
cause the paper to jam.
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.
4. Properly set media restraints in paper tray.
5. Check the pick arm rolls (tires) and replace if
worn.
If the problem persists, go to “200.11, 250.03—
Paper Jam error service check” on page 2-59 .
241.05 While feeding from tray 1, the input
sensor is never made.
Possible causes:
• Incorrect paper loading
• Incorrect media restraint setting
• Pick art rolls (tires) failure
• Paper pick mechanism failure
• System board failure
1. Remove all media present in the paper path.
2. Fan media, and stack it flat in the tray or
multipurpose feeder.
3. Properly set media restraints in paper tray.
4. Check the pick arm rolls (tires) and replace if
worn.
If the problem persists, go to “140.xx, 920.02—
Autocomp (tray 1) motor error service check”
on page 2-43
.
241.21 Tray 1 motor stalled.
Possible causes:
• Incorrect paper loading
• Paper pick mechanism failure
• 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
“140.xx, 920.02—Autocomp (tray 1) motor error
service check” on page 2-43
.
242.02 Tray 2 pass thru sensor made at
POR.
Possible causes:
• Paper jam leaving paper over
sensor
• Defective pass thru sensor
• Check for anything in the paper path that might
cause the paper to jam.
• If the error persists, go to “242.02—Paper Jam
service check” on page 2-68 .
242.03 Pick timeout from tray 2 exceeded
without a tray 2 sensor break.
Possible causes:
• Incorrect media setting
• Incorrect paper loading
• Incorrect media restraint setting
• Tray 2 assembly failure
• Aligner failure
• Transport belt module failure
1. Remove all media present in the paper path.
2. Ensure proper media is set for the type of paper
used in tray 2.
3. Fan media, and stack flat in tray 2.
4. Properly set media restraints in tray 2.
If the paper jam message persists, go to “242.03,
242.11—Paper Jam service check” on
page 2-69
.
Error code Description Action