Circuit Diagrams and PWB Layouts
105
7.
SSB: Class D
HVP1
DIAG
OUT2
OUT1
CGND V
SS
A
IN1P
V
SS
D|HW
IN1N
IN2P
IN2N
INREF
O
S
CREF
O
S
CIO
HVPREF
DREF
ENGAGE
POWERUP
TE
S
T
GND_H
S
VDDP
V
SS
P
VDDA
S
TAB2
S
TAB1
BOOT2
BOOT1
HVP2
17
3
5446-
3
1D11
100p
2D5B
GND
S
ND
ID14
3
D40 G4
3
D41 G4
3
D42 G10
3
D4
3
H4
2D5B C2
7D12 G11
-
8
V2
ID10 B2
2D5C C2
FD
3
0 G4
FD2
8
F4
7D10 E6
FD29 G12
7D11 F12
6D01 G4
2D51 G6
2D52 G5
2D5
3
G9
2D54 H11
3
D44 H5
3
D45 H4
2D5A C2
6
7
8
9
10
11
12
1
3
1
2
3
4
TO
S
PEAKER
S
A
B
H
1D12 F12
2D10 B
8
2D11 B12
11
1D10 B5
1D11 E12
2D12 C7
12
2D5E C2
2D5F H11
3
D10 B
3
3
D11 C
3
G
ID52 H4
ID5
3
H5
TO LED PANEL
F
D
E
G
H
C
ID
3
9 G7
ID40 G12
10K
3
D20
NC
EMC
ID45 G11
ID42 G6
RIGHT -
-1V
3
3
D25
*
ID44 G10
-7V6
ID4
3
G9
ID22 E4
ID2
3
E5
ID24 E9
ID25 F7
FD26 F12
ID41 G6
12V2
2V6
FD25 F4
6K
8
3
D21
LCD
*
22K
FD27 F7
FD21 E4
FD22 F12
FD2
3
F12
FD24 F12
*
ID1
3
B12
ID14 C2
5D11 C
8
DC-DETECTION
*
ID12 C2
5D12 E9
ID11 C2
5D10 C11
7D1
3
G
3
7D15 G12
7D16 H4
9D0A C5
FD20 B7
GND
S
ND
RE
S
ERVED
-2V
8
-2V
8
LEFT +
6K
8
3
D2
8
F12
4V7
3
D27 F5
3
D25 F4
-12V2
FD17 C4
FD16 C4
3
D22 F4
FD19 B11
ID15 C2
ID16 B9
ID17 C12
ID1
8
C9
3
D22
12K
-2V6
FD11 C4
(DC-DC)
ID2
8
F7
ID
3
1 F4
10K
ID19 E10
ID21 B
8
ID
3
0 F9
ID20 E11
9D10 C
3
FD10 B4
ID29 F5
ID
33
F5
ID47 G11
ID26 F4
ID27 F5
ID46 G6
ID
3
2 F4
ID
3
5 F6
*
10K
12V2
8
V9
ID
3
4 F6
3
D1
8
E11
3
D19 E9
3
D20 E4
3
D21 F5
3
D
3
7 G2
12K
3
D
38
G11
3
D
3
9 G2
EMC
FD1
3
C4
3
V2
-2V
8
*
FD15 C4
3
D
3
6 G11
FD14 C4
2D
3
1 F9
2D
3
2 F6
2D
33
F5
3
D2
3
F4
3
D24 F5
2D
3
6 F6
2D
3
7 F9
2D
38
F9
FD12 C4
ID
3
6 F7
3
D24
3
D2
3
3
V9
ID49 G9
GND
S
ND
ID4
8
G6
ID
38
F7
C
D
E
F
3
D
33
G12
2D45 F
8
2D
3
5 F
8
2D46 G10
3
D
3
5 G12
2D4
3
F5
6K
8
3
D29 G9
2D44 F
8
3
D
3
4 G5
CLA
SS
D
*
10K
2D1
8
C
3
-12V2
2D
3
4 F5
2D19 C
3
2D20 C
3
2D21 C4
2D22 C4
2D2
3
C4
2D24 E10
2D25 E10
2D26 E6
2D27 E7
2D2
8
E9
2D29 E10
2D
3
0 E5
-2V
8
PDP
ID51 G2
ID50 G10
2D14 C10
2D16 C9
2D17 C12
6K
8
5
1
2
3
2D
3
9 F5
2D40 F9
2D41 F10
2D42 F5
4
2D47 G5
2D4
8
G7
2D49 G9
2D50 G10
5D16 C
3
3
D15 B11
3
D16 C
3
3
D14 B
8
5D14 B
8
22K
5D1
3
F9
3
D12 C
3
5D15 B11
5
6
7
8
9
10
2D55 H7
2D56 H7
1
3
A
B
4K7
3
D
3
4
3
D22
1n0
2D
38
10K
220K
3
D
38
ID
3
0
1
u
0
2D
3
9
3
D
3
7
10K
ID44
7D11
BC
8
57BW
FD26
FD16
2D1
8
100p
100p
2D19
GND
S
ND
1n0
2D29
220p
2D
3
6
+
3
V
3
GND
S
ND
220p
2D
3
2
1
2
3
GND
S
ND
ID10
FD2
8
ID22
3
D2
3
GND
S
ND
10K
GND
S
ND
2D41
1n0
1
u
0
2D54
FD1
3
3
D12
100R
ID2
8
2D5E
100p
100p
2D5C
100n
2D4
8
ID46
7D16
PDTC114ET
3
D4
3
GND
S
ND
10K
3
D16
100R
GND
S
ND
ID51
+5V
ID29
2D5
3
1n0
220n
2D24
ID25
3
D15
10R
1
u
0
2D
33
FD14
FD12
1n0
2D
3
5
GND
S
ND
ID1
8
100n
2D56
GND
S
ND
10
u
2D5F
FD15
ID
3
1
FD24
2D45
1n0
2D
3
1
15n
GND
S
ND
GND
S
ND
VDDA
1
u
0
2D
3
4
FD10
FD29
GND
S
ND
V
SS
A
GND
S
ND
ID26
ID50
2D16
220
u
25V
100R
3
D11
2D47
100n
2D4
3
+AUDIO-POWER
ID17
100n
FD19
3
D14
10R
220n
V
SS
A
ID
3
4
ID
3
9
2D50
FD17
FD20
+
3
V
3
V
SS
A
2
3
4
ID41
17
3
5446-4
1D12
1
3
0R
GND
S
ND
5D11
22R
3
D42
FD
3
0
2D42
ID5
3
100n
ID52
GND
S
ND
GND
S
ND
ID27
GND
S
ND
VDD
3
0R
5D10
100n
ID47
FD21
2D55
FD2
3
V
SS
3
D29
10R
ID
33
ID4
3
FD25
3
D19
ID11
10R
2D21
100p
GND
S
ND
GND
S
ND
GND
S
ND
10
u
5D14
5D15
10
u
VDD
220K
3
D
3
6
BC
8
47BW
7D12
GND
S
ND
100p
2D5A
-AUDIO-POWER
V
SS
12K
3
D45
V
SS
ID21
V
SS
A
9D0A
FD27
47K
3
D2
8
10
11
V
SS
A
1D10
1
2
3
4
5
6
7
8
9
ID20
BM09B-
S
R
SS
-TBT
GND
S
ND
ID40
5D1
3
100p
2D20
22
u
12K
3
D21
2D
3
7
1n0
ID4
8
ID
3
6
470n
2D2
8
ID
3
2
15n
2D44
1n0
2D14
470n
2D52
GND
S
ND
FD22
2D2
3
GND
S
ND
100p
17
3
2
26
2
3
25V
220
u
2D17
25
24
1
3
8
29
20
9
1
16
3
2
14
15
12
3
1
10
27
22
6
TDA
8
9
3
2BTW
2
8
21
7
4
1
8
5
33
3
0
19
11
CLA
SS
D
POWER
AMPLIFIER
7D10
Φ
ID16
22K
3
D
3
9
10K
3
D25
ID49
3
D40
10K
2D40
470n
1
u
0
2D
3
0
VDDA
2D22
100p
5D16
3
0R
1n0
2D49
+
3
V
3
-
S
TANDBY
VDDA
FD11
GND
S
ND
BA
S3
16
6D01
47K
3
D41
3
D
33
2D25
220n
47K
22
u
5D12
ID45
ID42
ID24
ID2
3
ID19
9D10
ID
3
5
BC
8
47BW
7D15
BC
8
47BW
7D1
3
3
D1
8
22R
100n
2D26
2D46
220n
GND
S
ND
2D27
100n
100n
2D10
GND
S
ND
ID1
3
1n0
2D12
3
D10
100R
10K
3
D44
10K
3
D20
12K
3
D24
EMC HOLE
1X09
ID12
ID
38
10K
3
D
3
5
1n0
2D51
GND
S
ND
100n
2D11
ID15
MUTE
DETECT1
3
D27
3
9K
RC
LIGHT-
S
EN
S
OR
LED1
LED2
AUDIO-MUTE
KEYBOARD
+AUDIO-L
-AUDIO-R
AUDIO-PROT
S
TANDBY
A-
S
TDBY
B10A
B10A
I_17960_055.ep
s
22050
8
3
1
3
9 12
3
6
3
41.2