Specifications

Chapter 7: Using the Diagnostic Tool
7-23
DG 94 HVPS (T. ROLL -)
This Diagnostic code tests the HVPS negative D/C voltage to the BTR.
WARNING: DG94 switches on the HVPS. HIGH VOLTAGE is present in
many areas of the printer. Be careful working around
the HVPS when in DG 94.
To run DG 94:
1. Open the Front Cover.
2. Remove the CRU.
3. Enter Diagnostics Mode.
4. Repeatedly press [2] until the LCD displays
DG 94.
5. Set the multimeter range to 1000 VDC.
6. Place the red (+) probe of your multimeter on the BTR Bearing located at
the end of the BTR shaft.
7. Place the black ( ) probe of your multimeter on the LVPS frame.
8. Use the blade of an insulated screwdriver to close the LVPS interlock
switch.
9. Press [1] to start the test.
10. You should get a reading of approximately 600 VDC.
11. To Exit DG 94, repeatedly press [2] to cycle the LCD to
DG 00 Exit
Diagnostics.
12. Press [1] to exit DG 94.