9 Reconnect J/P40 and J/P45.

•Remove the lower cassette.

•Loosen the lower paper size sensor assembly for access to the circuit board.

•Disconnect J/P43 and J/P47.

•Check J43-8 to J47-3 for continuity.

Is there continuity?

No: Replace lower paper size sensor assembly, then turn to TAG 002: Check & Problem Resolution .

Yes: Repair or replace the connectors or wiring from:

P45-3 to P47-3,

P43-8 to J52-3, or

P40-48 to P52-3.

If this does not resolve the problem, replace the upper paper size sensor assembly. Then turn to TAG 002: Check & Problem Resolution

10 Reconnect J/P40 and J/P45.

•Remove the lower cassette.

•Loosen the lower paper size sensor assembly for access to the circuit board.

•Disconnect J/P43 and J/P47.

•Check J43-9 to J47-2 for continuity.

Is there continuity?

No: Replace the lower paper size sensor assembly.

Yes: Repair or replace the connectors or wiring from:

P45-2 to P47-2,

P43-9 to J52-2 or

P40-49 to P52-2.

If this does not resolve the problem, replace the upper paper size sensor assembly. Then turn to TAG 002: Check & Problem Resolution

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Troubleshooting Analysis Guide (TAGs)