Fuji Xerox Phaser 5500 Service Manual page 309

Lower Tray Failure (No Paper Sensor) Troubleshooting Procedure (Continued)
Step Actions and Questions
4
Check No Paper Sensor Harness
connection.
Are P/J8326 and P/J8302B connected?
5 Print a Test Print.
Does the error still occur?
6 Check No Paper Sensor Harness
continuity.
1. Disconnect P/J8326 and P/J8302B on
the Finisher Main PWB.
2. Check for continuity at the following:
P/J8326-3 <=> P/J8302B-15
P/J8326-2 <=> P/J8302B-16
P/J8326-1 <=> P/J8302B-17
Are these conductive?
7 Check for +5 V to the Stacker No Paper
Sensor.
Is there +5 V across P/J8302B-17 <=> P/
J8302B-15 on the Finisher Main PWB?
8 Check the Stacker No Paper Sensor signal.
Does the voltage across P8302B-16 <=>
P8302B-15 on the Finisher Main PWB
change when the sensor is blocked?
9 Test the Elevator Motor.
Run the Service Diagnostics Stacker Motor
Up and Down tests alternately.
Does the Elevator Motor operate?
10 Check the Elevator Motor connection.
Is P/J8305 connected to the Finisher
Main PWB?
11 Print a Test Print.
Does the error still occur?
12
Replace the Elevator Motor.
Print a Test Print.
Does the error still occur?
13 Replace the Finisher Main PWB.
Does the error still occur?
Error Messages, Codes, and Procedures
Yes
Go to Step 6.
Go to Step 6.
Go to Step 7.
Go to Step 8.
Replace the
Finisher Main
PWB
(page 3-248).
Go to Step 13.
Go to Step 12.
Go to Step 12.
Go to Step 13.
Replace the
Engine Logic
Board
(page 8-89).
No
Connect and go
to Step 5.
Problem solved.
Repair the Main
Sensor Harness.
Replace the
Finisher Main
PWB
(page 3-248).
Replace the
sensor
(page 3-143).
Go to Step 10.
Connect and go
to Step 11.
Problem solved.
Problem solved.
Problem solved.
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