Lexmark C935 - Page 140

2-48 Printer Service Manual
5057-XXX
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5
Check the sensor (tray 4 feed-out) for proper operation.
1. Enter the Diagnostics Menu.
2. Select INPUT TRAY TESTS.
3. Select Sensor test.
4. Select Tray 4.
5. Select Feed-out.
Does the display on the operator panel, change every
time the sensing area of the above sensor is interrupted
or blocked?
Go to step 7.
Go to step 6.
6
Check the sensor (tray 4 feed-out) for proper
connection.
Is the above component properly connected?
Replace the sensor
(tray 4 feed-out).
Replace the
connection.
7
Check the tray module drive motor for proper operation.
Caution: When performing motor tests,
ensure that all cover and door interlock
switches are overridden.
1. Enter the Diagnostics Menu.
2. Select MOTOR TESTS.
3. Select Printer motor tests.
4. Select Tray module drive motor.
Does the above component operate properly?
Go to step 9. Skip to step 8.
8
Check the tray module drive motor for proper
connection.
Is the above component properly connected?
Replace the tray
module drive motor.
Go to “2000-sheet
dual input (TTM)—
tray module drive
motor assembly
removal” on
page 4-161 or
“2000-sheet dual
input (TTM)—tray
module drive motor
assembly removal”
on page 4-161.
Replace the
connection.
Step Check Yes No