Xerox Phaser 790 Service Manual page 116

007-708 Bypass Tray Lift RAP
Initial Actions
Ensure that paper is placed in the Bypass Tray.
Procedure
Enter the diagnostic mode. Enter [DO-23]. The Lift Plate goes up.
Y N
Check the following:
• Check the lift mechanism gears for broken teeth or broken gears.
• Go to Flag 1. Check the wires for an open or short circuit to ground.
• Replace the Lift Motor (PL 4.2).
• Replace the MCU PWB (PL 11.2).
Go to Flag 2, Flag 3. Check the wires for an open or short to ground. If the wires are good,
replace the Lift Plate Sensor (PL 4.2). If the problem continues, replace the MCU PWB (PL
11.2).
Status Indicator RAPs
007-708
10/00
2-102
Initial Issue
Phaser 790/DocuColor 2006