Panasonic SA-AKX73P Service Manual page 67

Step 10 Extend the Cable Wire with extension Cable Wire
(REX1527 15P Cable Wire) from CN2007 on the Main P.C.B. to
CN5802 on the SMPS P.C.B..
Step 11 Connect 6P Cable Wire to the connector (CN5801) on
the SMPS P.C.B..
Step 12 SMPS P.C.B. can be checked & repaired as diagram
shown.
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