3-196 Troubleshooting Analysis Guide (TAGs)
8
Run diagnostic test 017.
Did diagnostic test 017 indicate a duplex tray paper sensor problem?
No: Continue.
Yes: Go to #13 in this TAG.
9
Turn the printer off.
• Disconnect J/P312 and J/P321.
• Check P312-7 to J321-1 for continuity.
Is there continuity?
No: Repair or replace the wiring or connectors from P312-7 to J321-1, then turn to TAG 002:
Check & Problem Resolution.
Yes: Continue.
10
Check P312-8 to J321-2 for continuity.
Is there continuity?
No: Repair or replace the wiring or connectors from P312-8 to J321-2, then turn to TAG 002:
Check & Problem Resolution.
Yes: Continue.
11
Check P312-9 to J321-3 for continuity.
Is there continuity?
No: Repair or replace the wiring or connectors from P312-9 to J321-3, then turn to TAG 002:
Check & Problem Resolution.
Yes: Continue.
12
Check P312-10 to J321-4 for continuity.
Is there continuity?
No: Repair or replace the wiring or connectors from P312-10 to J321-4, then turn to TAG
002: Check & Problem Resolution.
Yes: Replace duplex control board #2. If this resolves the problem, turn to TAG 002: Check &
Problem Resolution. If this does not resolve the problem, replace the registration motor,
then turn to TAG 002: Check & Problem Resolution.
13
Check J/P312-4 for +12 Vdc.
Is the voltage +12 Vdc?
No: Replace duplex control board #2, then turn to TAG 002: Check & Problem Resolution.
Yes: Continue.
