Dell 3115cn Service Manual page 375

- Checking Motor, Clutch and Solenoid
Before executing the DO test, close all covers and doors.
Clutch and Solenoid name
(Diag. Code)
Main Motor (DO-0/DO-1/DO-
2/DO-3)
Version 1 2006.11.21
NOTE: This procedure is for the technical staff. The customer check
is the procedure 1, 5 and 6. The main 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-3<DO-2<DO-0<DO-1
1) Turn on the power and enter the Printer Diag.
2) Open the Front Cover.
3) Remove the black toner cartridge.
4) Cheat the safety Interlock System.
5) Execute the DO-0. (The customer can confirm the motor noise
only.)
6) Press the "Cancel" key to stop test.
7) Remove the cheater and replace the black toner cartridge.
8) Close the Front Cover.
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Chapter 2 Operation of Diag.
Confirmation procedure
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