Error Messages, Codes, and Procedures 3-127
Jam at F or Upper Tray (Exit Sensor OFF) Troubleshooting Procedure
Step Actions and Questions Yes No
1
Check the paper path.
Open the Lower Top Exit Chute (2a).
Are the Pinch Rollers attached to the
chute and the two Transport Rollers
clean, roll freely, and correctly
installed?
Go to Step 2. Clean or replace
the appropriate
roller.
2
Test the Finisher Transport Motor.
Run the Service Diagnostics Finisher
Transpor t Motor Test.
Does the motor rotate normally?
Go to Step 3. Go to Step 4.
3
Test Entrance and Transport Roller drive.
Run the Service Diagnostics Finisher
Transpor t Motor Test.
Do the Entrance and Transport Rollers
rotate?
Go to Step 10. Restore roller
operation.
4
Check the Transport Motor Main Drive
Harness.
Are P/J8342 and P/J8304 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 Transport Motor Main Drive
Harness continuity.
1. Disconnect P/J8342 and P/J8304.
2. Check for continuity at the following:
P/J8342-1 <=> P/J8304-23
P/J8342-2 <=> P/J8304-16
P/J8342-3 <=> P/J8304-25
P/J8342-4 <=> P/J8304-27
P/J8342-5 <=> P/J8304-18
P/J8342-6 <=> P/J8304-29
Are these conductive?
Go to Step 7. Repair the Main
Drive Harness.
7
Check the Transport Motor resistance.
Is there some amount of resistance
across P8342-2/5(COM) and P8342-1/3/
4/6?
Go to Step 8. Replace the
Transport Motor
(
page 3-222).
8
Check for +24 V to the Transport Motor.
Is there +24 V across J8304-16 <=>
ground and J8304-18 <=> ground on the
Finisher Main PWB?
Go to Step 9. Replace the
Finisher Main
PWB
(
page 3-248).
9
Replace the Transport Motor.
Run the Service Diagnostics Finisher
Transpor t Motor Test.
Does the error still occur?
Replace the
Finisher Main
PWB
(
page 3-248).
Problem solved.