Tray 2 Service Check; 840.Xx Service Check; Xx Service Check - Lexmark X264dn Service Manual

7013-XXX

Tray 2 service check

FRU
Tray 2

840.xx service check

Step
1 POR the machine into configuration mode.
Go to the disable scanner menu item. See
"Disable Scanner" on page
"Enable ADF/FB -Enabled and press
save the change. POR the MFP to operating
mode. Try running a copy from the ADF and
flatbed.
Did the 840.xx error recur?
2 Re-enter Configuration mode, scroll to and
select the Disable Scanner menu item.
Does the screen display ADF Disabled or
Auto Disabled?
3 Check the ADF cable connections on the
ADF relay card and connector J4 on the
controller board. Also inspect the cable
connections on JFBM1, J1 and J2 on the
controller board.
Are the connections properly connected?
4 Properly connect the connections on the
ADF relay card and controller board. POR
the machine into configuration mode. Go to
the disable scanner menu item. See
"Disable Scanner" on page
"Enable ADF/FB -Enabled and press
save the change. POR the MFP to operating
mode. Try running a copy from the ADF and
flatbed.
Did the 840.xx error recur?
5 Check the continuity on the ADF cable.
Is there continuity?
2-44
Service Manual
Action
Turn the printer off.
Separate the printer from Tray 2.
Turn the printer on and check the voltages on connector J28 on the controller board. See
the wiring diagram at the end of the service manual, or
values" on page 5-3 for the J31 connector.
Pins 1, 4: 3.3 V
Pin 2: 24 V
Pin 6: Ground
If the voltages are incorrent, then replace the controller board. If the voltages are correct,
then try using Tray 2 again. If the printer error persists, then replace Tray 2.
Questions / actions
3-31. Select
3-31. Select
Yes
Go to step 2.
to
Go to step 3.
Go to step 5.
Go to step 5.
to
Go to step 7.
"Controller board connector pin
No
Stop. Problem resolved.
Go to step 8.
Go to step 4.
Stop. Problem solved.
Go to step 6.