Philips LX8300SA Service Manual page 28

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AV BOARD - CIRCUIT DIAGRAM (PART 6)
1
2
A
2601
3610
DAC_LS_+
1u0
6K8
2610
GND_LR
3n3
B
2612
3628
DAC_LS_-
1u0
6K8
2619
GND_LR
3n3
C
2621
3644
D
DAC_RS_-
1u0
6K8
2630
GND_LR
3n3
E
2632
3660
DAC_RS_+
1u0
6K8
2639
GND_LR
3n3
F
2662
1u0
2642
3680
DAC_LFE_-
1u0
150K
330p
2650
G
2649
GND_LR
2663
H
1u0
2653
3696
DAC_LFE_+
1u0
150K
330p
2661
2660
GND_LR
1
2
7-9
3
4
5
+12Va_Dif_SLR
2600
100n
GND_LR
3
8
1
7600-A
LM833D
2
GND_LR
4
2605
100n
GND_LR
-12Va_Dif_SLR
3613
2608
1K0
220p
3614
3624
18K
3K3
+12Va_Dif_SLR
5
8
7
7600-B
LM833D
6
GND_LR
4
-12Va_Dif_SLR
2617
3629
1K0
220p
3630
3631
18K
3K3
+12Va_Dif_SLR
2620
100n
3
GND_LR
8
1
7618-A
LM833D
2
GND_LR
4
2625
100n
GND_LR
-12Va_Dif_SLR
3645
2628
1K0
220p
3646
3647
18K
3K3
+12Va_Dif_SLR
5
8
7
7618-B
LM833D
GND_LR
6
4
-12Va_Dif_SLR
3661
2637
220p
1K0
+5VA_MUTE
3663
3664
18K
3K3
MUTE_SL_SR
+12Va_Dif_LFE
3
8
1
7619-A
LM833D
GND_LR
2
4
-12Va_Dif_LFE
3681
2648
330p
220K
3682
3683
220K
680K
6n8
+12Va_Dif_LFE
2652
100n
5
8
GND_LR
7
7619-B
LM833D
6
GND_LR
4
2657
GND_LR
100n
-12Va_Dif_LFE
3697
2659
220K
330p
3698
3699
220K
680K
6n8
3
4
5
6
7
8
3603
3604
1K0
1K0
3608
3609
7601
BC847B
1K0
1K0
GND_LR
Surr_Mute
3616
3621
BC847B
7603
1K0
1K0
3622
3620
1K0
1K0
3635
3636
1K0
1K0
3640
3641
7607
BC847B
1K0
1K0
GND_LR
Surr_Mute
3648
3649
BC847B
7609
1K0
1K0
3654
3655
1K0
1K0
7612
BC857B
Surr_Mute
3662
47K
3665
AV_Mute
82K
3666
82K
3667
Mutec
D
D
82K
3671
3672
1K0
1K0
3676
3677
7614
BC847B
1K0
1K0
GND_LR
Sub_Mute
3684
3685
BC847B
7616
1K0
1K0
3690
3691
1K0
1K0
6
7
8
7-9
9
10
11
12
3605
Amp_Surr_Left_+
100R
BC847B
7602
GND_LR
GND_a
7604
BC847B
3623
Amp_Surr_Left_-
100R
3637
Amp_Surr_Right_-
100R
BC847B
7608
GND_LR
GND_a
7610
BC847B
3656
Amp_Surr_Right_+
100R
3673
Amp_Lfe_-
100R
BC847B
7615
GND_LR
GND_a
7617
BC847B
3692
Amp_Lfe_+
100R
AV Circuit6_3139 113 35437_3139 113 3552 pt7_dd wk0428
9
10
11
12
2600 A5
7600-A A4
2601 A2
7600-B B4
2605 A5
7601 A8
2606 A10
7602 A9
2608 A5
7603 B8
2610 A3
7604 B9
2611 B10
7607 D8
2612 B2
7608 D9
2617 B5
7609 D8
2619 C3
7610 D9
2620 C5
7612 E7
A
2621 D2
7614 G8
2625 D5
7615 G9
2626 D10
7616 G8
2628 D5
7617 G9
2630 D3
7618-A C4
2631 D10
7618-B E4
2632 E2
7619-A F4
2637 E5
7619-B H4
2639 E3
2640 F7
2641 F7
2642 G2
2646 G10
2648 G5
B
2649 G2
2650 G3
2651 G10
2652 G5
2653 H2
2657 H5
2659 H5
2660 H2
2661 H3
2662 F2
2663 H2
2664 A11
C
2665 B11
2666 D11
2669 D11
2670 G11
2671 G11
3603 A8
3604 A9
3605 A10
3608 A8
3609 A9
3610 A3
D
3613 A3
3614 A3
3616 B8
3618 A10
3619 B10
3620 B9
3621 B9
3622 B8
3623 B10
3624 A5
3628 B3
3629 B3
E
3630 C3
3631 C5
3635 C8
3636 C9
3637 C10
3640 D8
3641 D9
3642 D10
3644 D3
3645 D3
3646 D3
3647 D5
F
3648 D8
3649 D9
3650 D10
3654 E8
3655 E9
3656 E10
3660 E3
3661 E3
3662 E7
3663 E3
3664 E5
G
3665 F7
3666 F7
3667 F7
3671 F8
3672 F9
3673 F10
3676 G8
3677 G9
3678 G10
3680 G3
3681 G3
3682 G3
H
3683 G5
3684 G8
3685 G9
3686 G10
3690 H8
3691 H9
3692 H10
3696 H3
3697 H3
3698 H3
3699 H5

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