Media Size Mismatch In Width - Lexmark W840 Service Manual

Step
2 Check the sensor (media out) for proper operation.
1. Enter Diagnostics mode.
2. Select INPUT TRAY TESTS.
3. Select Sensor Tests.
4. Select Tray 3.
5. Select Media out.
1. Enter Diagnostics mode.
2. Select INPUT TRAY TESTS.
3. Select Sensor Tests.
4. Select Tray 4.
5. Select Media out.
Remove the appropriate media tray assembly.
Does the display on the operator panel change every
time the sensing area on the above sensor is blocked by
the media out actuator.
3 Check the sensor (media out) for proper connection.
Check tray 3 and tray 4.
Is the above sensor connected properly?
4 Check the 2TM/TTM controller card assembly and the
printer engine card assembly for proper connection.
Are connectors P541 and P413 on the above cards
connected properly?
5 Perform a print test.
Does the error still occur?
6 Perform a print test.
Does the error still occur?

Media size mismatch in width

Step
1 Check the media.
Pull out the tray, and visually check it.
Is the media loaded in tray properly?
Check
Check
Yes
Go to step 4. Go to step 3.
Replace the Replace the
appropriate sensor connection.
(media out).
Go to "2000-sheet
dual input (TTM)—
sensor (media
level) removal" on
page 4-96.
Go to step 5. Replace the
connection.
Replace the 2TM/ Problem solved.
TTM controller card
assembly.
Go to "2000-sheet
dual input (TTM)—
2TM/TTM controller
card assembly
removal" on
page 4-116.
Go to step 6.
Replace the printer Problem solved.
engine card
assembly.
Refer to the Printer
Service Manual.
Yes
Go to step 2. Load media
properly.
Diagnostic information
4024-XXX
No
No
2-63