Table of Contents
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Circuit Diagrams and PWB Layouts
PDP Audio Amplifier
0001 A15
2705 B10
2717 A8
2729 H10
2745 B7
2758 G5
2772 G2
1735 C12
2706 A3
2718 B5
2731 C9
2746 C7
2759 G11
2773 G3
1736 A13
2707 C5
2719 A4
2732 C10
2747 C2
2760 G6
2774 G3
1738 G13
2708 F9
2720 B5
2733 G9
2748 C2
2761 G1
2775 H5
1M02 A13
2709 A6
2721 B6
2736 D10
2749 C3
2762 G2
2776 A6
1M06 A14
2710 A7
2722 B4
2737 D10
2750 G9
2763 H5
2778 E9
1M52 E14
2711 A2
2723 B8
2739 D6
2751 F4
2764 E8
2779 E8
2700 A3
2712 A10
2724 H10
2740 F11
2752 G5
2766 H11
2780 A10
2701 B10
2713 A4
2725 H10
2741 E6
2754 D15
2767 H11
2782 F8
2702 H11
2714 G14
2726 B4
2742 G11
2755 G2
2768 H5
2783 G8
2703 A7
2715 A10
2727 C9
2743 E5
2756 G7
2770 A15
2788 H8
2704 A7
2716 A10
2728 H10
2744 E3
2757 G7
2771 H6
2789 D10
1
2
3
AUDIO AMPLIFIER
C
3709
AUDIO-L
4K7
I705
2711
3723
I704
I703
470R
1u0
3712
AUDIO-R
4K7
I707
2747
I714
3721
I713
1u0
470R
+19-16VS1
3724
I730
1K0
I734
+19-16VS1
3
I717
3729
1
7706
I736
BC847BW
3
47K
2
I737
3730
3731
1
SOUND-ENABLE
7707
I738
BC847BW
22K
1K0
2
POR
I742
3736
I743
DC-PROT
C (4x)
47K
DC
VDDOPAMP
2755
I749
100n
3750
I750
330R
I766
I755
2761
2762
3
7718-1
AUDIO-C
F748
2773
2774
1
1u0
1u0
2
LM833D
1u0
1u0
2772
-19-16VS2
100n
I771
3773
2793
I772
3774
120p
3K3
100K
-19-16VS2
3770
2794
I767
+19-16VS2
10K
1u0
I770
2795
220p
2796
470n
I764
3771
3K9
3104 313 6056.4
1
2
3
FTP2.4A AA
7.
2790 G15
3703 A2
3715 B8
3727 D6
3739 F9
3751 H13
2791 D14
3704 A10
3716 C10
3728 D4
3740 F15
3752 H14
2793 H1
3705 A5
3717 C5
3729 D2
3741 G10
3753 H11
2794 H3
3706 A4
3718 C2
3730 D1
3742 G14
3754 G4
2795 H3
3707 A8
3719 C2
3731 D3
3743 G5
3755 H5
2796 H3
3708 A10
3720 D10
3732 E4
3744 G5
3756 H5
2797 H4
3709 A3
3721 C3
3733 E6
3745 G11
3757 G3
2798 H4
3710 B8
3722 A3
3734 E4
3746 G13
3758 G2
2799 H9
3711 B9
3723 A3
3735 F5
3747 G5
3759 G7
3700 A2
3712 B3
3724 C2
3736 F3
3748 G15
3760 E2
3701 A10
3713 C13
3725 D2
3737 F3
3749 G5
3761 H11
3702 C2
3714 B4
3726 D4
3738 F5
3750 G2
3762 H9
4
5
6
+19-16VS1
2719
I710
470n
2713
I706
4n7
2709
3706
5
F727
-19-16VS1
7
3K9
220n
6
7700-2
7701
VDD1
LM393PT
TDA8925ST
CLASS-D
AMPLIFIER
1
SW1
2
REL1
4
EN1
F728
9
STAB
15
POWERUP
I721
2722
17
SW2
16
470n
REL2
14
2726
EN2
-6V7
I723
VSS1
4n7
3714
3K9
3
1
-19-16V
5708
2
F729
7700-1
LM393PT
F730
3726
3
15K
3728
I708
6702
I709
1
7705
BC847BW
15K
BZX384-C39
2
I739
-19-16VS1
7708
BC857BW
3
I740
3732
1
7709
3
BC847BW
22K
2
1
7710
BC847BW
2
-19-16VS1
+19-16VS1
2
I745
3738
BC857BW
7711
1
I744
100K
3
3
3
1
7712
7713
1
BC847BW
BC847BW
2
2
3754
2752
I752
3743
I753
3744
470R
I756
-19-16VS2
120p
3K3
100K
7718-2
5
7
6
LM833D
3749
2758
I757
2760
10K
1u0
I754
100n
2763
F733
I761
F724
2
1
2798
220p
LM393PT
3
7719-1
560p
2797
2768
2771
560p
470n
100n
3755
VDDOPAMP
3K9
I763
2775
I735
I759
3756
7
6
9708
LM393PT
39n
8K2
5
7719-2
4
5
6
95
3763 H7
3775 H9
5709 E9
7706 D3
7718-1 G2
9707 H7
3764 A10
3776 H9
5714 H8
7707 D2
7718-2 G4
9708 H7
3765 D10
3777 D3
6700 D13
7708 E6
7719-1 H6
9709 G14
3766 H10
3778 D10
6702 D5
7709 E5
7719-2 H6
F700 A12
3767 H9
3999 A15
6703 E3
7710 E4
7720 H15
F701 A12
3768 G10
5700 A10
6704 G13
7711 F5
9700 E12
F702 A11
3769 H8
5701 D14
6705 H13
7712 G6
9701 E12
F703 B13
3770 H2
5702 C10
7700-1 C4
7713 G6
9702 E12
F704 A13
3771 H3
5704 G9
7700-2 A4
7714 F8
9703 E13
F705 B13
3772 H2
5705 A7
7701 A7
7715 G15
9704 G12
F706 B12
3773 H2
5706 G10
7702 C14
7716 G14
9705 H12
F707 C12
3774 H2
5708 C7
7705 D5
7717 H14
9706 G7
F708 C12
7
8
9
10
5705
F726
+19-16V
5700
I712
33u
3764
2710
I716
-19-16VS1
100K
220n
Φ
VDD2
I715
3707
+19-16VS1
39K
I719
6
BOOT1
I718
7
OUT1
F731
3
DIAG
I720
3711
I726
3710
2701
+19-16VS1
12
39K
5R6
BOOT2
560p
2705
11
OUT2
I776
560p
VSS2
2745
3715
I724
2727
F744
I725
+19-16VS1
220n
5R6
560p
2746
2731
470u 25V
I775
-19-16VS1
560p
-19-16VS1
I722
5702
33u
3765
I727
100K
I733
F747
5709
+19-16VS2
+19-16V
2782
-19-16VS2
2708
220n
-19-16VS2
220n
7714
TDA8925ST
Φ
VDD1
VDD2
CLASS-D
AMPLIFIER
I746
3739
1
6
+19-16VS2
SW1
BOOT1
2
39K
REL1
4
EN1
7
OUT1
I747
F725
9
I774
STAB
3
DIAG
15
POWERUP
3759
12
BOOT2
5706
17
2K2
SW2
16
REL2
33u
14
11
EN2
OUT2
I728
3768
I731
VSS1
VSS2
39K
F750
5704
I711
2783
33u
220n
F723
-19-16VS2
2788
-19-16VS2
3767
I768
25V 470u
100K
-19-16VS2
-19-16V
3775
120K
2799
3762
I773
F722
470p
22R
3769
I762
5R6
7
8
9
10
F709 C11
F721 G12
F734 A15
I700 G13
I712 A9
I724 B9
F710 E13
F722 H8
F735 A14
I701 H13
I713 C2
I725 C8
F711 E14
F723 H8
F740 A12
I702 G11
I714 C2
I726 B10
F712 E13
F724 H6
F741 A12
I703 A2
I715 A8
I727 D10
F713 D15
F725 G7
F742 A13
I704 A3
I716 A10
I728 G9
F714 F13
F726 A7
F743 B13
I705 A3
I717 D2
I729 D13
F715 F13
F727 A5
F744 C7
I706 A4
I718 A8
I730 D3
F716 F13
F728 B6
F745 C12
I707 C3
I719 A10
I731 G7
F717 F13
F729 C5
F747 E8
I708 D4
I720 B8
I732 D14
F718 F13
F730 D6
F748 G3
I709 D5
I721 B4
I733 D10
F719 G12
F731 B8
F749 G12
I710 A4
I722 C9
I734 D3
F720 G12
F733 H4
F750 G7
I711 G10
I723 B4
I735 H7
11
12
13
1736
TO
3704
C (4x)
F700
F740
I777
DC
3
100K
F702
F701
F741
LEFT
2
1
SPEAKER
B3B-PH-K
1M02
F704
F742
1
-19-16V
2
F703
3
4
F743
F705
5
+19-16V
6
DC-PROT
F706
1V2
7
+19-16VS1
B7B-PH-K
-19-16VS1
1735
TO
F707
F745
3
2
RIGHT
1
SPEAKER
B3B-PH-K
3716
C (4x)
DC
+19-16V
100K
F709
F708
I729
9700
9703
AUDIO-C
9701
9702
F710
AUDIO-L
F712
AUDIO-R
F714
F715
PROT-AUDIOSUPLLY
F716
SOUND-ENABLE
F718
POR
F717
PROT-AUDIOSUPLLY
2740
+19-16VS2
+19-16V
560p
3741
2742
I702
-19-16VS2
I741
5R6
560p
I700
1738
3745
C (4x)
F719
F749
DC
3
100K
F721
F720
2
1
+19-16VS2
B3B-PH-K
TO
3766
CENTER
I758
100K
I701
SPEAKER
3753
I769
22R
-19-16V
3761
C (4x)
DC
100K
11
12
13
I736 D2
I748 G15
I760 H14
I772 H2
I737 D2
I749 G1
I761 H4
I773 H10
I738 D3
I750 G3
I762 H9
I774 G10
I739 D4
I751 G14
I763 H5
I775 C9
I740 E4
I752 G5
I764 H3
I776 B10
I741 G11
I753 G5
I765 H15
I777 A11
I742 E3
I754 G5
I766 G1
I743 F3
I755 G2
I767 H3
I744 F5
I756 G4
I768 H10
I745 F6
I757 G5
I769 H11
I746 F9
I758 H11
I770 H3
I747 G10
I759 H5
I771 H1
14
15
C
F735
F734
3999
1K0
A
0001
2770
1
10n
GND screw
1M06
1
TO 1M02
TO
2
3
4
OR
SDI
5
6
SUPPLY
7
PDP
B
B7B-EH-A
SUPPLY
C
7702
BC847BW
3
1
I732
5701
F713
2
VDDOPAMP
D
E
1M52
TO 1M52
TO 1J04
1
F711
2
3
4
OR
5
6
4V7
7
SSB
SSB
0V3
8
0V
9
BP2.x / FTP2.x
LC4.x
B9B-PH-K
F
3740
100K
3
I748
3
1
7715
BC847BW
I751
3742
1
2
7716
BC847BW
100K
2
G
3748
100K
1
3
2
3
I760
3752
7717
BC847BW
1
7720
10K
BC847BW
I765
2
H
F_15460_050.eps
110405
14
15
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