FN-18 swap getting this code F1-21
senior sharp mfp tech
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Re: senior sharp mfp tech
Trouble content
Detail PCU
Cause Motor lock, motor harness short-circuit/open, finisher
control PWB trouble, connection harness/connector
trouble.
Fan motor lock, short-circuit, open circuit.
Finisher fan trouble.
Finisher control PWB trouble.
Connector/harness trouble
Check & Remedy Use SIM3-3 to check the operation of the fan.
Check the finisher fan, and replace if necessary.
Check the finisher control PWB, and replace if
necessary.
Check the connector/harness, and replace if
necessary.Comment
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