Manual Feed Jams - Tektronix Phaser 550 Service Manual

6
Troubleshooting
6-14 Phaser 550 Color Printer

Manual feed jams

1.
Is the paper in good condition and appropriate for a laser printer?
2. Is the printer printing within its environmental specifications? Refer
to the Chapter 1 topic "Specifications" on page 1-14.
3.
Is the manual feed sensor flag properly interrupting the manual feed
sensor?
4. Check the wiring harness between the manual feed sensor circuit
board and the paper feeder board (connector CN602). Ensure that the
wiring harness is not damaged.
5.
Check the wiring harness leading from the paper feeder to the engine
driver board (connector CN309).
6. Replace the paper feeder circuit board.
7. Replace the engine driver board.