Xerox Phaser 790, Service Manual

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Phaser 790/DocuColor 2006
008-702
Status Indicator RAPs Initial Issue
008-702 Area 3 Jam RAP
The Control Logic has detected the signal Feed Out Sensed (L) +5 VDC at an incorrect time.
This signal can originate from the Tray 2 Feed Out Sensor or the Tray 3 Feed Out Sensor.
Initial Actions
• Open the Feeder Chute on the lower right side of the machine and remove any paper.
• Ensure that the front and rear Feeder Chute magnets are present.
• Check that the Feeder Chute closes completely.
Procedure
Put a sheet of paper in the Paper Feeder for Tray 2 to cover the Feed Out Sensor. Close the
Feeder Chute. Enter diagnostic code [DI-A6]. The display indicates a “0”.
Y
N
Go to Flag 3. Check the wires for an open or a short circuit to ground. The wires are
good.
Y
N
Repair the wires.
Go to Flag 1. Check the wires for an open or a short circuit to ground. If the wires are
good, Replace Feed Out Sensor for Tray 2 Paper Feeder (PL 13.5). If the problem contin-
ues, replace the Feeder PWB (PL 13.4).
Remove the paper from the Paper Feeder for Tray 2. Put a sheet of paper in the Paper Feeder
for Tray 3 to cover the Feed Out Sensor. Close the Feeder Chute. Enter diagnostic code [DI-
B6]. The display indicates a “0”.
Y
N
Go to Flag 4. Check the wires for an open or a short circuit to ground. The wires are
good.
Y
N
Repair the wires.
Go to Flag 2. Check the wires for an open or a short circuit to ground. If the wires are
good, replace the Feed Out Sensor for Tray 3 Paper Feeder (PL 13.5). If the problem con-
tinues, replace the Feeder PWB (PL 13.4).
Go to Flag 1. Check the wires for an open or short circuit to ground. The wires are good.
Y
N
Repair the wires.
Replace the Feed Out Sensor for Tray 2 Paper Feeder (PL 13.5). If the problem continues,
replace the Feeder PWB (PL 13.4).