Diagnostic information 2-61
7500-432, -632, and -832
7 Check the sensor (registration) connection.
Is the sensor (registration) properly connected?
Replace the
sensor
(registration).
Go to “Sensor
(registration)
removal” on
page 4-81.
Replace the
connection.
8 Check the sensor (tray 2 feed-out) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch INPUT TRAY TESTS.
3. Touch Sensor Test.
4. Touch Tray 2.
5. Touch Feed-out.
Open the printer left lower door assembly, and check it.
Does the display on the operator panel change every time a
white piece of paper is placed over the sensing area?
Go to step 10. Go to step 9.
9 Check the sensor (tray 2 feed-out) connection.
Is the sensor (tray 2 feed-out) properly connected?
Replace the
sensor (tray 2
feed-out).
Go to “Sensor
(tray 2 feed-out)
removal” on
page 4-83.
Replace the
sensor (tray 2
feed-out).
10 Check the MPF/transport drive motor.
Perform the MPF/transport drive motor test.
Open the ADF left cover assembly.
Remove the rear motor cover. Go to “Rear motor cover
removal” on page 4-11.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Printer Motor Tests.
4. Touch MPF/Transport mtr.
Does the MPF/transport motor operate properly?
Go to step 12. Go to step 11.
11 Check the MPF/transport drive motor for connection.
Is the above motor connected properly?
Replace the MPF/
transport drive
motor.
Go to “MPF/
transport drive
motor assembly
removal” on
page 4-82.
Replace the
connection.
12 Perform a print test.
Does the error continue?
Replace the
printer engine card
assembly.
Go to “Printer
engine card
assembly
removal” on
page 4-119.
Problem solved.
Step Check Yes No
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