Paper Feed Service Check - Lexmark 43J3400 - Optra S 2455 B/W Laser Printer Service Manual

4059-XXX
No indication that Bin X is Full OR No indication that Bin X is Near
Full
Note: The NF or Near Full sensor will only be displayed on models
that support an Output Expander that has a Dual Sensor installed.
FRU
1 Dual Output Bin X Sensor
Assembly
Control Board

Paper Feed Service Check

If you have a 936 Transport Motor Error go to the
Service Check" on page
FRU
1 Alignment Assembly
2 Inner Deflector
Action
Check for correct installation of
the sensor cable at J5 on the
control board. If either the Bin Full
(F) or Bin Near Full (NF) fail the
sensor test then check the voltage
at J5-3 and J5-4. The voltage
measures approximately +5 V dc.
If the voltage is incorrect, replace
the control board. If correct,
replace the sensor assembly.
2-73.
Action
Check to ensure the alignment
assembly is correctly attached to the
left side frame and the mounting
screws are tight. Check the
alignment assembly for any signs of
worn rollers, contaminated rollers or
binds. Replace the alignment
assembly if any problem is found.
Check the inner paper deflector for
correct installation. If the deflector is
bowed or not fitting correctly, replace
the deflector.
Diagnostic Information
"Main Drive
2-86