Dell 5110cn Service Manual page 203

Sensor name (Diag. Code)
Toner Cartridge Sensor K
(DI-b)
MSI No Paper (DI-10)
1) Turn on the power and enter the Diagnostic Mode.
2) Remove the Top Cover.
3) Execute the DI-b.
4) Move the levers on both ends of the Black Toner backward to
release the lock.
Check the number on the control panel is counted up.
Operator Panel
5) Press the "CANCEL" key to stop the test.
6) Rotate the levers of the Black Toner forward until it locks
firmly. (You may hear a click when the Toner Cartridge seats
properly.)
7) Reseat the Top Cover.
1) Turn on the power and enter the Diagnostic Mode.
2) Remove the paper on the Multipurpose Feeder (MPF) Tray or
open the Multipurpose Feeder (MPF) Cover.
3) Execute the DI-10.
4) Move the Actuator No Paper MSI to check the sensor by
finger.
Check the number on the control panel is counted up.
Actuator
4)
5) Press the "CANCEL" key to stop the test.
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Chapter 2 Operation of Diag.
Confirmation procedures
4)
Operator Panel
4)
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