Dell Multifunction Laser Printer 5535dn, Service Manual

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2-110
Service Manual
Sensor (envelope feeder empty) service check
Sensor (ADF top door interlock) service check
2 Check the above sensor for proper connection.
Is the above sensor connected properly?
Replace the
sensor (pass
through). Replace the
connection.
Step Check Yes No
1 1. Enter the diagnostic mode
2. Select Input tray tests
3. Select Sensor test
4. Select Envelope feeder
5. Observe the line item “empty”
Does the display on the operator panel, change every time
the sensing area of the above sensor is interrupted or
blocked.
The sensor is
working properly Go to step 2.
2 Check the above sensor for proper connection.
Is the above sensor connected properly?
Replace the
envelope feeder. Replace the
connection.
Step Check Yes No
1 1. Enter the diagnostic mode
2. Select Scanner tests
3. Select Sensor tests
4. Observe the line item “Sensor (ADF top door interlock”
Does the display on the operator panel, change every time
the sensing area of the above sensor is interrupted or
blocked.
The sensor is
working properly Go to step 2.
2 Check the above sensor for proper connection.
Is the above sensor connected properly?
Replace the
sensor (ADF top
door interlock).
Go to Go to
Replace the
connection.
Step Check Yes No
(pass through)
Go to “Sensor
with cable
removal” on
page 4-198
.
“Sensor (ADF top
removal” on
page 4-80
.
door interlock)