Tray 1 Service Check - Lexmark C77x Service Manual

Tray 1 service check

Tray 1 does not stay seated or fit correctly in the printer, the media fails to feed correctly from tray 1, or tray 1 is
difficult to install.
The Tray 1 Feed Test in the Diagnostics menu can be used to help isolate problems with paper feeding from
Tray 1.
Step Actions and questions
1 Check the following parts in Tray 1 for broken or
missing parts.
• Tray bias spring loose or missing
• Tray bias bellcrank
Are any parts broken, loose, or missing?
2
Make sure the autocompensator has fully retracted to
its upper position.
Does the autocompensator retract correctly?
3 Check for any signs of damage to the paper tray guide.
Is the paper tray guide damaged, loose or missing?
4
Check the following parts for wear, damage, or missing
parts.
• Wear strips
• Restraint pads
• Wear clip
• Side restraint
• Back restraint and back restraint latch
Are there broken, worn, or missing parts?
5
Check to make sure that the tray is correctly actuating
the media size switches on the media size sensing
board.
Does the tray correctly actuate the media size sensing
switches?
6 Check for any signs of damage to the tray that might
prevent it from actuating the switches.
Is there any problem with the tray?
7
Check to see if there is anything in the printer that
might be interfering with the tray being correctly
installed.
Is there anything in the printer that might cause the tray
from installing correctly?
Yes No
Repair or replace Go to step 2
parts as
necessary.
Go to step 3 Go to
"Autocompensa
tor service
check" on
page
Replace the Go to step 4
paper tray guide.
Repair or replace Go to step 5
parts as
necessary.
Go to step 6 Go to the
media size
sensing service
check" on
page
Replace the tray Go to step 7
assembly.
Repair as Replace the tray
necessary. assembly.
Diagnostic information
5061
2-76.
"Tray 1
2-116.
2-115