Lexmark C734dn Service Manual

Diagnostic information 2-73
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242.26—Paper Jam service check
242.27—Paper Jam service check
Step Questions / actions Yes No
1 Determine the input tray.
1. Bring the printer up in Diagnostics Menu
((turn off the printer, press and hold
and . and turn on the printer).
2. Select PRINT TESTS, and press
Select ().
3. Select the tray you indicated, and press
Select ().
4. Select Single, and press Select ().
Did the page feed correctly?
Problem resolved. Go to step 2.
2
Is the tray 3 a high-capacity input tray (2,000-
sheet feeder)?
Replace the HCIT top
plate. See “Top plate
assembly removal” on
page 4-204.
Replace the complete
tray 3 option.
Step Questions / actions Yes No
1 1. Bring the printer up in Diagnostics Menu
((turn off the printer, press and hold
and . and turn on the printer).
2. Select PRINT TESTS, and press
Select ().
3. Select the tray below tray 2, and press
Select ().
4. Select Single, and press Select ().
Did the page feed correctly?
Problem resolved. Go to step 2.
2
1. Turn the printer off.
2. Open the front access door.
3. Turn the transport belt gear clockwise.
Did the transport belt move?
Go to step 3. Replace the transport belt.
See “Transfer module
removal” on page 4-168.
3
1. Bring the printer up in Diagnostics Menu
((turn off the printer, press and hold
and . and turn on the printer).
2. Select MOTOR TESTS, and press
Select ().
3. Select Align Motor Test, and press
Select ().
Can you hear the align motor run?
Replace the complete
tray 2 option.
Replace the paper pick
mechanism. See “Paper
pick mechanism
assembly removal” on
page 4-127.

Lexmark C734dn Specifications

General

Brand	Lexmark
Model	C734dn
Category	Printer
Language	English