Phaser 6128MFP Service Manual 4-43
General Troubleshooting
Sub Motor
The Sub Motor is located in the Main Drive and drives the Fuser and Developer.
Install the safety interlock override to provide power to the device under test.
1. Enter Service Diagnostics (page 4-4).
2. Open the Front Cover.
3. Perform the Sub Motor test: Engine Diag > Motor Test > Sub Motor (DO-5,
DO-6, DO-7). The rotational speed order of the test is DO-7 > DO-5 > DO-6.
4. Verify that the Sub Motor is running and the Exit Roller is rotating.
5. Press the Stop button to stop the Sub Motor test.
s6128mfp-083
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