Mpf Tray 5 Size Sensing Error; Switch (Media Size) Size Sensing Error (Tray 1) - Lexmark X945e MFP 7510 series Service Manual

Step
2 Check the sensor (Y toner RFID) for proper connection.
Is the above component properly connected?
3 Perform a POR.
Does the error occur when the power is turned off/on?

940.00 MPF tray 5 size sensing error

Step
1 Perform a POR.
Does the error occur when the power is turned off/on?
2 Check the MPF feed unit assembly.
Is the above component properly connected?
3 Perform a POR.
Does the error continue when the power is turned off/on?

941.00 Switch (media size) size sensing error (tray 1)

Step
1 Check the media.
Is media loaded in tray 1properly?
2 Check the media tray.
Are the size sensing mechanisms on the back and the
bottom of the media tray damaged.
Check
Check
Check
Yes
Replace the Replace the
CMYK toner add connection.
motor assembly.
Go to "CMYK
toner add motor
assembly
removal" on
page 4-103.
Replace the upper Problem solved.
printer engine card
assembly.
Go to "Upper
printer engine
card assembly
removal" on
page 4-88.
Yes
Go to step 2. Problem solved.
Replace the MPF Replace the
feed unit connection.
assembly .
Go to "MPF feed
unit assembly
removal" on
page 4-8.
Replace the upper Problem solved.
printer engine card
assembly.
Go to "Upper
printer engine
card assembly
removal" on
page 4-88.
Yes
Go to step 2. Load media
properly.
Replace the media Go to step 3.
tray assembly.
Diagnostic information
7510
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