Lexmark Pro5500 Series, Руководство по обслуживанию

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2-77
Service Manual
4447-20x
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Input tray removed service check
Step Check Yes No
1 Reinstall the input tray. See “Input tray removal” on
page 4-8 .
Does the problem remain?
Go to step 2. Problem
resolved
2 Turn off the printer by unplugging the power cord. Wait for
10 seconds, and turn on the printer. Run a test print. From
the home screen, touch
> Print
Reports > Demonstration Page .
Does the problem remain?
Go to step 3. Problem
resolved
3 Remove the input tray. Check if there are any obstruction
on the tray path that prevents it from being properly
inserted.
Is the tray path free from any obstruction?
Go to step 4. Clear the
obstruction.
4 Check the input tray for any damage.
Is the input tray free from any damage?
Go to step 5. Go to step 7.
5 Check if the pick assembly can go down to its pick position
every time a tray is inserted. Remove the tray, and
manually trigger the pick assembly by pushing down the
lever at the right side of the pick assembly.
Can the pick assembly go down to its pick position
when triggered?
Go to step 6. Go to step 9.
6 Check the pick assembly for any damage. Run a test print.
From the home screen, touch
> Print
Reports > Demonstration Page . Check if the pick roll will
actually spin. Extend the paper tray assembly, and use a
flashlight to check if the pick roll would actually spin during
paper pick.
Is the pick assembly free from any damage, and can
initiate a pick?
Go to step 7. Go to step 9.
7 Replace the input tray.
Does the problem remain?
Go to step 8. Problem
resolved
8 Replace the system board. See “System board removal”
on page 4-32 .
Does the problem remain?
Go to step 9. Problem
resolved
9 Replace the print engine assembly. See “Print engine
assembly removal” on page 4-84 .
Does the problem remain?
Replace the
printer. Problem
resolved