Lexmark Pro5500 Series, Service Manual

Page: 127 / 277

Diagnostic information
2-84
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8 Check the wall rib housing for wear, contamination,
and damage.
Is the wall rib housing dirty, damaged, or worn?
Go to step 9. Go to step 13.
9 Check if the pick assembly can go down to its pick
position every time an input tray is inserted.
Remove the input tray, and manually trigger the
pick assembly to go down by pushing the lever.
Is the pick assembly able to go down to its pick
position when triggered?
Go to step 10. Go to step 15.
10 Replace the pick tires. See “Pick tires removal”
on page 4-13 .
Does the problem remain?
Go to step 11. Problem resolved
11 Replace the input tray. See “Input tray removal”
on page 4-8 .
Does the problem remain?
Go to step 12. Problem resolved
12 Replace the duplex unit. See “Duplex unit
removal” on page 4-11 .
Does the problem remain?
Go to step 13. Problem resolved
13 Replace the wall rib housing. See “Wall rib
housing removal” on page 4-12 .
Does the problem remain?
Go to step 14. Problem resolved
14 Replace the system board. See “System board
removal” on page 4-32 .
Does the problem remain?
Go to step 15. Problem resolved
15 Replace the print engine assembly. See “Print
engine assembly removal” on page 4-84 .
Does the problem remain?
Replace the
printer. Problem resolved
Step Check Yes No