Harman Kardon AVR137/230 Service Manual page 10

harman/kardon AVR137/230 Service Manual
8. Disconnect connector (CN91-3P) on the Main PCB(38-1) from lead wire of the Power Trans(36)
9. Disconnect the lead wire(BN89-2P) on the Main PCB(38-1) from connector(CN89) on Regulator PCB(A)(40-2).
10. Disconnect the lead wire(BN19-3P,BN20-4P) on the Main PCB(38-1)
from connector(CN19-3P,CN20-4P) on TRANS PCB(40-4).
11. Remove 11screws(S13-1EA, S4-2EA, S6-2EA, S8-6EA) and then remove the Main PCB ASS'Y(38-1).
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