Harman Kardon AVR247 Service Manual page 38

AVR247
5. Disconnect the lead wire (BN88-4P) on the Fip PCB (37-1) from connector (CN88) on the Power Led PCB (37-3).
6. Disconnect the connector (CN89) on the Fip PCB (37-1) from lead wire (BN89-4P) on the Key PCB (37-2).
7. Remove 3 screws (S2) and then remove the Guide PCB (37-8) & the Fip PCB (37-1).
7 KEY PCB (37-2) REMOVAL
1. Remove the Top-cabinet, referring to the previous step 1.
2. Remove the Front Panel ASS'Y, referring to the previous step 2.
3. Remove the Fip PCB (37-1), referring to the previous step 6.
4. Remove 10 screws (S2) and then remove the Key PCB (37-2).
8 TUNER MODULE (44) REMOVAL
1. Remove the Top-cabinet, referring to the previous step 1.
2. Disconnect the card cable between connector (CON1-13P) on the Tuner module (44) and connector (CN13) on the
Input PCB (39-1).
3. Remove 2 screws (S8) and then remove the Tuner Module (44).
9 HUDSON PCB (42) REMOVAL
1. Remove the Top-cabinet, referring to the previous step 1.
2. Disconnect connector (CN80) on the HUDSON PCB (42) from the lead wire (BN80-3P) on the RS232 PCB (37-7).
3. Remove 3 screws (S15).
4. Disconnect the board to board connector between and connector (CN81-44P) on the HUDSON PCB (42) and
connector (BN81-44P) on VIDEO PCB (41) and then remove the HUDSON PCB (42).
10 VIDEO PCB (41) REMOVAL
1. Remove the Top-cabinet, referring to the previous step 1.
2. Remove the Hudson PCB (42), referring to the previous step 9.
3. Disconnect the card cable between connector (BN14-17p) on the Video PCB (41) and connector (CN14) on the Input
PCB (39-1).
4. Disconnect connector (CN43) on the Video PCB (41) from the lead wire (BN43-3P) on the Regulator PCB (A)(40-2).
5. Disconnect connector (CN41) on the Video PCB (41) from the lead wire (BN41-6P) on the Volume PCB (37-6).
6. Disconnect the card cable between connector (CN42) on the Video PCB (41) and connector (BN44-7P) on the iPod
PCB (39-2).
7. Disconnect the card cable between connector (BN15-15P) on the Video PCB (41)and connector (CN15-15P) on the
INPUT PCB (39-1).
8. Remove 6 screws (S8) and then remove the Video PCB (41).
11 iPod PCB (39-2) REMOVAL
1. Remove the Top-cabinet, referring to the previous step 1.
2. Remove the Hudson PCB (42), referring to the previous step 9.
3. Remove the Video PCB (41), referring to the previous step10
4. Disconnect the card cable between connector (BN19-15P) on the the iPod PCB (39-2) and connector (CN19) on the
Input PCB (39-1).
5. Disconnect the card cable between connector (BN44-7P) on the iPod PCB (39-2) and connector (CN42) on the Video
PCB (41).
6. Disconnect the card cable between connector (CN47-7P) on the iPod PCB (39-2) and connector (CN47) on the
RS232 PCB (37-7).
7. Disconnect the board to board connector between and connector (CN23) on the XM PCB (39-4) and connector
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