Harman Kardon AVR347 Service Manual page 47

harman/kardon
AVR347
3. Disconnect the card cable between connector (CN16-12P) on Input PCB (39-1) and connector (BN16-12P) on A-BUS PCB (39-3).
4. Remove 3screws (S13) and then remove the A-BUS PCB ASS'Y (39-3).
18 MAIN PCB ASS'Y (38-1) REMOVAL
1. Remove the Top-cabinet, referring to the previous step 1.
2. Remove the Tuner module (43), referring to the previous step8.
3. Remove the Hudson PCB (42), referring to the previous step 9.
4. Remove the Video PCB (41), referring to the previous step 10.
5. Remove the iPod PCB (39-2), referring to the previous step 11.
6. Remove the XM PCB (39-4), referring to the previous step 12.
7. Remove the RS232 PCB (37-7), referring to the previous step 13.
8. Remove the Input PCB (39-1), referring to the previous step 14.
9. Remove the A-BUS PCB (39-3), referring to the previous step 17.
10. Remove the AC Cord wire from the connector (CN92-2P) of the Main PCB (38-1)
11. Disconnect the lead wire (BN90-2P) on the Main PCB (38-1) from connector (CN86) on Moms PCB (37-4).
12. Disconnect connector (CN91-3P) on the Main PCB (38-1) from lead wire of the Power Trans (36)
13. Disconnect the lead wire (BN89-2P) on the Main PCB (38-1) from connector (CN89) on Regulator PCB (C)(39-6).
14. Disconnect the lead wire (BN19-3P,BN20-4P) on Main PCB (38-1) from connector (CN19-3P,CN20-4P) on TRANS PCB (40-4).
15. Disconnect the lead wire (BN88-6P) on the Main PCB (38-1) from connector (CN88) on remote PCB (40-7).
16. Disconnect the lead wire of the DC, FAN(49) from connector (CN89-2P) on the Main PCB (38-1).
17. Disconnect the lead wire (BN97-3P) on the Main PCB (38-1) from connector (CN97) on Regulator PCB (C)(39-6).
18. Remove 11screws (S13-1EA, S4-2EA, S6-2EA, S8-6EA) and then remove the Main PCB ASS'Y (38-1).
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