Diagnostic information 2-165
7510
941.00 Switch (media size) size sensing error (tray 1)
2
Check the MPF feed unit assembly.
Is the above component properly connected?
Replace the MPF
feed unit
assembly.
Go to “MPF feed
unit assembly
removal” on
page 4-8.
Replace the
connection.
3
Perform a POR.
Does the error continue when the power is turned off/on?
Replace the upper
printer engine card
assembly.
Go to “Upper
printer engine
card assembly
removal” on
page 4-77.
Problem solved.
Step Check Yes No
1 Check the media.
Is media loaded in tray 1properly?
Go to step 2. Load media
properly.
2
Check the media tray.
Are the size sensing mechanisms on the back and the
bottom of the media tray damaged.
Replace the media
tray assembly.
Go to step 3.
3
Check the tray 1 switch (media size) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch INPUT TRAY TESTS.
3. Touch Sensor Test.
4. Touch Tray 1.
5. Touch Tray 1 present.
Does the display on the operator panel, change every time
the media tray is opened and closed?
Go to step 5. Go to step 4.
4
Check the tray 1 switch (media size) for proper connection.
Is the above component properly connected?
Replace the switch
(media size).
Go to “Switch
(media size)
removal” on
page 4-114.
Replace the
connection.
5
Perform a POR.
Does the error continue when the power is turned off/on?
Replace the upper
printer engine card
assembly.
Go to “Upper
printer engine
card assembly
removal” on
page 4-77.
Problem solved.
Step Check Yes No
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