Alignment Problem Service Check - Lexmark Pro5500t Service Manual

4447-20x

Alignment problem service check

Step
1 Turn off the printer by unplugging the power cord. Wait for
10 seconds, and turn on the printer.
Align the printer. Do either of the following:
• Bring the printer up in Manufacturing mode. From the
home screen, touch
Align Printer.
• From the home screen, touch
Options > Align Printer.
Does the problem remain?
2 Check the following conditions for the alignment sensor:
• Proper installation to the carrier assembly.
• Contamination with ink mist.
• Connection to the carrier card.
Is the alignment sensor properly connected?
3 Check the carrier card for any damage.
Is the carrier card free from any damage?
4 Check the encoder strip for any contamination. Clean it
with a piece of cloth.
Does the problem remain?
5 Replace the alignment sensor. See
removal" on page
Does the problem remain?
6 Replace the carrier card. See
removal" on page
Does the problem remain?
7 Replace the system board. See
removal" on page
Does the problem remain?
8
Replace the print engine assembly. See
assembly removal" on page
Does the problem remain?
2-69
Service Manual
Check
> Manufacturing Test >
> More
"Alignment sensor
4-57.
"Printhead carrier card
4-67.
"System board
4-32.
"Print engine
4-84.
Yes No
Go to step 2. Problem resolved
Go to step 3. Reseat the
alignment sensor
to the carrier
card. See
"Alignment
sensor
removal" on
page 4-57.
Go to step 4. Go to step 6.
Go to step 5. Problem resolved
Go to step 6. Problem resolved
Go to step 7. Problem resolved
Go to step 8. Problem resolved
Replace the Problem resolved
printer.
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