Printhead Stall Service Check - Lexmark Pro5500t Service Manual

4447-20x
Step
6 Check the J1, J2, and J3 cables on the printhead carrier
card for proper connection and damage. Reseat the cables.
Are the cables properly connected and free from
damage?
7 Replace the printhead carrier card. See
card removal" on page
Does this solve the problem?
8 Replace the printhead. See
page 4-73.
Does this solve the problem?
9 Replace the system board. See
on page
Does this solve the problem?
10 Replace the print engine assembly. See
assembly removal" on page
Does this solve the problem?

Printhead stall service check

Step
1 Turn off the printer by unplugging the power cord.
Wait for 10 seconds, and turn on the printer.
Does the problem remain?
2
Check for any obstruction on the carrier path.
Manually move the carrier assembly left to right to
check if it can move easily.
Is the carrier path free from obstruction and the
carrier assembly free from any damage?
3
Check if the carrier belt is not dislodged from its
gears, and can move together with the carrier
assembly.
Is the carrier belt free from any damage?
2-89
Service Manual
Check
4-67.
"Printhead removal" on
"System board removal"
4-32.
4-84.
Check
Go to step 7.
"Printhead carrier Problem
resolved
Problem
resolved
Problem
resolved
"Print engine Problem
resolved
Yes
Go to step 2.
Go to step 3.
Go to step 4.
Yes No
Do any of the
following:
• If the cables
are
damaged,
then
replace the
printhead
carrier
assembly
cables. See
"Cable
parts
packet" on
page 7-8.
• If the
connectors
are
damaged,
then go to
step 7.
Go to step 8.
Go to step 9.
Go to step 10.
Replace the
printer.
No
Problem resolved
Go to step 12.
Go to step 12.
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