Error Messages, Codes, and Procedures 3-163
2
Check the Actuator installation.
Does the Actuator enter the Upper Limit
sensor sensing area?
Go to Step 3. Replace the
Actuator.
3
Test the Lower Tray No Paper Sensor.
Run the Service Diagnostics Lower Tray
No Paper Sensor test.
Does the sensor state change when the
sensor is blocked?
Go to Step 9. Go to Step 4.
4
Check the Lower Tray No Paper Sensor
Harness connection.
Are P/J8326 and P/J8302B connected?
Go to Step 6. Connect and go
to Step 5.
5
Print a Test Print.
Does the error still occur?
Go to Step 6. Problem solved.
6
Check Main Sensor Harness continuity.
1. Disconnect P/J8326 on the Main Sensor
Harness, 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?
Go to Step 7. Repair the Main
Sensor Harness.
7
Check for +5 V to the Lower Tray No Paper
Sensor.
Is there +5 V across J8302B-17 <=>
J8302B-15 on the Finisher Main PWB?
Go to Step 8. Replace the
Finisher Main
PWB
(
page 3-248).
8
Check the Lower Tray No Paper Sensor.
Does the voltage across P8302B-16 <=>
P8302B-15 on the Finisher Main PWB
change when the sensor is blocked?
Replace the
Finisher Main
PWB
(
page 3-248).
Replace the
Lower Tray No
Paper Sensor
(
page 3-143).
9
Test the Lower Tray Upper Limit Sensor.
Run the Service Diagnostics Lower Tray
Upper Limit Sensor test.
Does the sensor state change when the
sensor is blocked?
Go to Step 15. Go to Step 10.
10
Check Lower Tray Upper Limit Sensor
Harness connection.
Are P/J8327 and P/J8302B connected?
Go to Step 12. Connect and go
to Step 11.
11
Print a Test Print.
Does the error still occur?
Go to Step 12. Problem solved.
Stacker Lower Tray Failure (Upper Limit Sensor) Troubleshooting Procedure
Step Actions and Questions Yes No
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