Dell 2135cn Service Manual page 475

-Checking the Sensor and Switch
Sensor name (Diag. Code)
MPF No Paper Sensor (DI-0)
CASSETTE 1 No Paper Sen-
sor (DI-1)
Version 1 2008.02.01
NOTE: Remove the paper of the MPF before executing the test.
1) Turn on the power and enter the Printer Diag.
2) Execute the DI-0.
3) Check the sensor.
Operator Panel
Normal
4) Press the "Cancel" key to stop the test.
1) Turn on the power and enter the Printer Diag.
2) Execute the DI-1.
3) Remove the paper cassette.
4) Check the sensor.
Operator Panel
5) Press the "Cancel" key to stop the test.
6) Replace the paper cassette.
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Chapter 2 Operation of Diag.
Confirmation procedures
Normal
Mnt02003KA
Mnt02004KA