Dell 3115cn Service Manual page 382

Clutch and Solenoid name
(Diag. Code)
Cyan Toner Motor (DO-25)
Version 1 2006.11.21
NOTE: This procedure is for the technical staff. The customer check
is the procedure 1, 5 and 6.
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.
1) Turn on the power and enter the Printer Diag.
2) Open the Front Cover.
3) Remove the cyan toner cartridge.
4) Cheat the safety Interlock System.
5) Execute the DO-25. (The customer can confirm the motor
noise only.)
6) Press the "Cancel" key to stop test.
7) Remove the cheater.
8) Replace the cyan toner cartridge.
9) Close the Front Cover.
2 - 41
Chapter 2 Operation of Diag.
Confirmation procedure
Gnb02026KA