Motor Tests - Lexmark X734de Service Manual

7526
Look at the coarse and fine adjustments on the top left of the page, and then enter the best number for the
8.
top adjustment in the T space. Transfer this number over to the computation area for Z.
9. On the touch panel, select Top Margin. Use
and then touch Submit.
Repeat this process for skew (Z). Add the T value and the current Z value to obtain the new skew (Z)
10.
value.
Reprint the Quick Test page after each change, and then observe the results. Make additional adjustments
if necessary before proceeding on to Quick Test step two page.
Obtain left (L), right (R), and Bow (P) value using the same method as obtaining T from Quick Test Step 1.
11.
Reprint the Quick Test to ensure the settings are correct. Make additional adjustments as required.
Press Back to return to ALIGNMENT Menu.
12.
See
"Printhead mechanical alignment" on page 4-9

Motor tests

The motor tests are run primarily to locate noises in the printer.
General motor tests procedures
In some instances, when you enter a particular test, you will be given the choice to run the motor in forward or
reverse. Other times, there will only be the option to run the motor in forward direction.
In general, the test should work as follows:
Touch MOTOR TESTS from Diag Menu.
1.
Select the motor that you need to test.
2.
3. Check the table below for setup requirements, if any.
Select the direction if a choice is offered (Forward or Reverse) or other setting for that test.
4.
Press Stop (
The following tests require special setup before running the test (not shown in the same order as the menu):
Motor test
Align Motor Test
Fuser
Cart 1
Cart 2
Cart 3
Transfer Belt
Tray 1
Service Manual
3-12
) to stop the motor. Touch Back to return to the previous menu.
Setup requirements
Top cover Lower door
position position
N/A Closed*
Closed Closed*
N/A Open
N/A Open
N/A Open
Closed Closed
Not applicable Not applicable Forward
to decrease or to increase the computed value for T,
for printout samples and additional information.
Values in
menu
Forward, *If this test is run with the lower door
Reverse open, perform the following actions in
order to activate the motor power:
Forward,
Remove the right side cover and
Reverse
manually activate the 24 V interlock
switch on the end of the top cover cam
shaft and the 5 V interlock switch.
Forward Remove the right cover to observe the
motors moving. See
Forward
removal" on page
Forward
Touch green
arrow
Remove all paper from the input source
tray to avoid paper jams while
performing this test.
Notes
"Right cover
4-41.
Previous
Next
Go Back