Media Tray 2 Lift Up / No Media Tray Failure - Lexmark W850n Service Manual

4024-110
Step
6 Check the tray 1 media feed lift motor for operation.
Replace the tray 1 media feed lift motor with the motor from
tray 2.
Pull out the media tray, and then push it back in.
Does the motor rotate normally?
7 Check the tray 1 sensor (media level) for operation.
1. Enter Diagnostics mode.
2. Select INPUT TRAY TESTS.
3. Select Sensor test.
4. Select Tray 1.
5. Select Media level.
Remove the media tray assembly.
Move the pick roll, with your finger, up and down.
Note: Avoid touching the rubber roll surface.
Does the display on the operator panel change every time
the sensing area is blocked?
8 Check the tray 1 sensor (media level) connection.
Is the tray 1 sensor (media level) properly connected?
9 Perform a print test.
Does the error continue?

942.00 Media tray 2 lift up / no media tray failure

Step
1 Check the media.
Is any media loaded in media tray 2?
Pull out media tray 2, and visually check it.
2 Check the media tray.
Replace media tray 2 with media tray 1.
Is the replaced tray lifted up?
3 Check the media tray.
Are the tray lift sector gear 12T, of media tray 2, or
surrounding parts damaged?
2-60
Printer Service Manual
Check
Check
Yes
Reinstall the Go to step 7.
media feed lift
motor for media
tray 2 as it was.
Replace the motor
for media tray 1
with a new motor.
Go to step 9. Go to step 8.
Replace the Replace the
sensor (media connection.
level).
Go to "Sensor
(media level)
removal" on
page 4-36.
Replace the Problem solved.
printer engine card
assembly.
Go to "Printer
engine card
assembly
removal" on
page 4-119.
Yes
Go to step 2. Load media.
Go to step 3. Go to step 4.
Replace the tray Go to step 4.
lift sector gear
12T, or other
damaged
components.
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No
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Go Back
No