Sensor (Media Level) Late Error (Tray 4) - Lexmark X940e Service Manual

Step
3
Check the tray 4 switch (media size) for proper
operation.
1. Enter the Diagnostics Menu.
2. Touch INPUT TRAY TESTS.
3. Touch Sensor Test.
4. Touch Tray 4.
5. Touch Tray 4 present.
Does the display on the operator panel, change every
time the media tray is opened and closed?
4
3TM equipped machines check the tray 4 switch (media
size) for proper connection.
TTM equipped machines check the tray 4 Switch (TTM
media size for proper connection.
Is the above component properly connected?
5
Perform a POR.
Does the error continue when the power is turned off/
on?

944.01 Sensor (media level) late error (tray 4)

Step
1
Check the media.
Is media loaded in tray 4 properly?
2
Check the sensor (media level) (tray 4) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch INPUT TRAY TESTS.
3. Touch Sensor Test.
4. Touch Tray 4.
5. Touch Media level.
Does the display on the operator panel, change every time
the media tray is opened and closed?
Check
Check
Yes
Go to step 5. Go to step 4.
Replace the switch Replace the
(media size) for connection.
3TM.
Go to "3X 500-
sheet drawer
(3TM)–switch
(media size)
removal" on
page 4-212.
Replace the switch
(TTM media size) for
TTM.
"2000-sheet dual
input
(TTM)–switch
(TTM media size)
removal" on
page 4-182.
Replace the upper Problem solved.
printer engine card
assembly.
"Upper
Go to
printer engine card
assembly removal"
on page 4-77.
Yes
Go to step 2. Load media
properly.
Go to step 4. Go to step 3.
Diagnostic information
7510
No
No
2-171