Lexmark CS923de
Service menus. Diagnostics menu. 4. Motor tests
Enabling safe mode
Note: The motors are activated only in safe mode.
- Enter the Diagnostics menu, and then navigate to: Printer diagnostics & adjustments > Motor tests
- Select any motor, and then open the front door or right door.
- On the control panel, touch Start. The message Motor Activated and the Cancel button appear.
- Wait until the Cancel button is replaced with the OK button, and then touch OK.
- Close the front door or right door. Safe mode is now enabled.
Testing the motor
Open the door or cover to check whether the motor and the part it drives are properly working. However, make sure first to bypass the door or cover sensor.
- Enter the Diagnostics menu, and then navigate to: Printer diagnostics & adjustments > Motor tests
- Select a motor, and then touch Start.
Notes:- If the motor and the part it drives are activated, then the motor is properly working
- Some motors are not visible even if all the covers are open.
- Some motors require automatic deactivation to avoid secondary issues such as possible damage and contamination.
- Some tests require a special action to activate a motor such as removing a major component.
- If the motor fails, then the test failure may not indicate a failed motor. Further troubleshooting may be required. Check the boards and cables for possible issues.
- Reset the printer.
List of motor tests
Test | Procedure to perform before the test | What to check if the motor is properly working |
---|---|---|
MPF tray lift-up plate elevator down | Open the MPF. | The MPF lift plate moves. |
Tray 1 lift |
|
Tray 1 lift plate moves. |
Tray 2 lift |
|
Tray 2 lift plate moves. |
CMY retract |
|
The fuser gear turns. |
Registration |
|
The registration roller turns. |
Tray 1 paper feed |
|
Tray 1 feeds paper. |
Tray 2 paper feed | Tray 2 feeds paper. | |
Tray 2 vertical transport | Tray 2 vertical transport roller turns. | |
Polygon | -- | The polygon motor emits a sound. |
Transport |
|
The transfer module turns. |
Fusing |
|
The fuser gears turn. |
Fusing pressure |
|
Cover C3 moves. |
Fusing pressure release | ||
Developing |
|
The developer roller turns. |
Duplex transport |
|
The duplex roller turns. |
Redrive forward | The redrive roller or gears turn. | |
Redrive reverse |