Dell 3110cn Service Manual page 242

Clutch and Solenoid name
(Diag. Code)
Sub Motor (DO-5/DO-6/DO-7/
DO-8)
Version 1 2006.02.03
NOTE: This procedure is for the technical staff. The customer check
are the procedure 1, 5 and 6. The sub motor is in the PC/DEVE
DRIVE.
When performing operation for five minutes or longer with the front
cover open, remove all toner cartridges, and cover the drum to avoid
exposure to light.
The rotational speed of the motor is as follows.
DO-8<DO-7<DO-5<DO-6
1) Turn on the power and enter the Diagnostic Mode.
2) Open the Front Cover.
3) Remove the all toner cartridges.
4) Cheat the safety Interlock System.
5) Execute the DO-5. (The customer can confirm the motor noise
only.)
6) Press the "Cancel" key to stop test.
7) Remove the cheater and replace the all toner cartridges.
8) Close the Front Cover.
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Chapter 2 Operation of Diag.
Confirmation procedure
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