SCHEMATIC DIAGRAMS (31/33)
SCH31_7CH AMP 2
GND LINE
POWER- LINE
POWER+ LINE
ANALOG AUDIO
DIGITAL AUDIO
TMDS SIGNAL
ANALOG VIDEO
DIGITAL VIDEO
STBY POWER
SL
SR
SBL
SBR
SBL
SBR
+HIGHB
-HIGHB
+HIGHB
-HIGHB
R7401
1.2K
R7402
470K
C7401
47/50V
C
740
2
100
V
/470
pF
/J
R7403
33K
R7404
0
C7405
OPEN
R7406
470(1608)
R7407
0(1608)
R
740
5
1W
1
K
C7404
100V/220pF
R7416
1.2K(1608)
R
741
7
1.
2K
(1608
)
R7415
OPEN
ZD744
5.1V
R
740
8
1W
1
K
D
740
5
O
PE
N
D
740
6
O
PE
N
C7406
25V/220uF
R7412
33K
C7412
100V/220pF
R7411
1W 3.3k
R
741
0
11
0
Q7420
KTC3206Y
C7420
100V/470pF/J
Q7421
KTC3206Y
R7420
2W 12Kohm
Q7418
KTA1024Y
D7418
1SS133M
R7418
1W 270
R7419
1W 270
D7408
1SS133M
D7409
1SS133M
C
742
1
100
V
/470
pF
C7422
OPEN
R7422
OPEN
V
R
74
4
1K
/B
-C
U
R
V
E
A
NG
LE
R
742
6
560
(1608
)
R
742
5
470
(1608
)
R7423
OPEN
R
742
4
2.
7K
(1608
)
Q7425
KTC3964
C
742
5
220
/25
V
D7415
OPEN
ZD745
OPEN
D7416
OPEN
ZD746
OPEN
R7429
1W 22
C
742
9
O
PE
N
Q7431
2SD2560
R
743
1
2W
0
.47
R
R
743
2
2W
0
.47
R
R7430
1W 22
R
743
3
2W
0
.47
R
R
743
4
2W
0
.47
R
Q7432
2SB1647
C
743
0
O
PE
N
C7432
10/100V
C7431
10/100V
R7440
10K(1608)
R
744
1
5.
6K
(1608
)
R
744
2
O
PE
N
(1608
)
R7439
100K
D7439
1SS133
R7437
680K
R
743
5
10
K
(1608
)
R
743
6
10
K
(1608
)
3
2
1
CN745
Q7438
MMBT5401
Q7439
MMBT5551
R7443 47K
R7444 22k(3216)
R7445 22K
C
743
8
0.
1u
F(
1608
)
R7438
PTC 115'C 470 ohm
R7501
1.2K
R7502
470K
C7501
47/50V
C
750
2
100
V
/470
pF
/J
R7503
33K
R7504
0
C7505
OPEN
R7506
470(1608)
R7507
0(1608)
R
750
5
1W
1
K
C7504
100V/220pF
R7516
1.2K(1608)
R
751
7
1.
2K
(1608
)
R7515
OPEN
ZD754
5.1V
R
750
8
1W
1
K
D
750
5
O
PE
N
D
750
6
O
PE
N
C7506
25V/220uF
R7512
33K
C7512
100V/220pF
R7511
1W 3.3k
R
751
0
11
0
Q7520
KTC3206Y
C7520
100V/470pF/J
Q7521
KTC3206Y
R7520
2W 12Kohm
Q7518
KTA1024Y
D7518
1SS133M
R7518
1W 270
R7519
1W 270
D7508
1SS133M
D7509
1SS133M
C
752
1
100
V
/470
pF
R7521
1W 270
C7522
OPEN
R7522
OPEN
V
R
75
4
1K
/B
-C
U
R
V
E
A
NG
LE
R
752
6
560
(1608
)
R
752
5
470
(1608
)
R7523
OPEN
R
752
4
2.
7K
(1608
)
Q7525
KTC3964
C
752
5
220
/25
V
D7515
OPEN
ZD755
OPEN
D7516
OPEN
ZD756
OPEN
R7529
1W 22
C
752
9
O
PE
N
Q7531
2SD2560
R
753
1
2W
0
.47
R
R
753
2
2W
0
.47
R
R7530
1W 22
R
753
3
2W
0
.47
R
R
753
4
2W
0
.47
R
Q7532
2SB1647
C
753
0
O
PE
N
C7532
10/100V
C7531
10/100V
R7540
10K(1608)
R
754
1
5.
6K
(1608
)
R
754
2
O
PE
N
(1608
)
R7539
100K
D7539
1SS133
R7537
680K
R
753
5
10
K
(1608
)
R
753
6
10
K
(1608
)
3
2
1
CN755
Q7538
MMBT5401
Q7539
MMBT5551
R7543
47k(3216)
R7544
22k(3216)
R7545
22K
C
753
8
0.
1u
F(
1608
)
R7538
PTC 115'C 470 ohm
R7601
1.2K
R7602
470K
C7601
47/50V
C
760
2
100
V
/470
pF
/J
R7603
33K
R7604
0
C7605
OPEN
R7606
470(1608)
R7607
0(1608)
R
760
5
1W
1
K
C7604
100V/220pF
R7616
1.2K(1608)
R
761
7
1.
2K
(1608
)
R7615
OPEN
ZD764
5.1V
R
760
8
1W
1
K
D
760
5
O
PE
N
D
760
6
O
PE
N
C7606
25V/220uF
R7612
33K
C7612
100V/220pF
R7611
1W 3.3k
R
761
0
11
0
Q7620
KTC3206Y
C7620
100V/470pF/J
Q7621
KTC3206Y
R7620
2W 12Kohm
Q7618
KTA1024Y
D7618
1SS133M
R7618
1W 270
R7619
1W 270
D7608
1SS133M
D7609
1SS133M
C
762
1
100
V
/470
pF
R7621
1W 270
C7622
OPEN
R7622
OPEN
V
R
76
4
1K
/B
-C
U
R
V
E
A
NG
LE
R
762
6
560
(1608
)
R
762
5
470
(1608
)
R7623
OPEN
R
762
4
2.
7K
(1608
)
Q7625
KTC3964
C
762
5
220
/25
V
D7615
OPEN
ZD765
OPEN
D7616
OPEN
ZD766
OPEN
R7629
1W 22
C
762
9
O
PE
N
Q7631
2SD2560
R
763
1
2W
0
.47
R
R
763
2
2W
0
.47
R
R7630
1W 22
R
763
3
2W
0
.47
R
R
763
4
2W
0
.47
R
Q7632
2SB1647
C
763
0
O
PE
N
C7632
10/100V
C7631
10/100V
R7640
10K(1608)
R
764
1
5.
6K
(1608
)
R
764
2
O
PE
N
(1608
)
R7639
100K
D7639
1SS133
R7637
680K
R
763
5
10
K
(1608
)
R
763
6
10
K
3
2
1
CN765
Q7638
MMBT5401
Q7639
MMBT5551
R7643
47k(3216)
R7644
22k(3216)
R7645
22K
C
763
8
0.
1u
F(
1608
)
R7638
PTC 115'C 470 ohm
R7701
1.2K
R7702
470K
C7701
47/50V
C
770
2
100
V
/470
pF
/J
R7703
33K
R7704
0
C7705
OPEN
R7706
470(1608)
R7707
0(1608)
R
770
5
1W
1
K
C7704
100V/220pF
R7716
1.2K(1608)
R
771
7
1.
2K
(1608
)
R7715
OPEN
ZD774
5.1V
R
770
8
1W
1
K
D
770
5
O
PE
N
D
770
6
O
PE
N
C7706
25V/220uF
R7712
33K
C7712
100V/220pF
R7711
1W 3.3k
R
771
0
11
0
Q7720
KTC3206Y
C7720
100V/470pF/J
Q7721
KTC3206Y
R7720
2W 12Kohm
Q7718
KTA1024Y
D7718
1SS133M
R7718
1W 270
R7719
1W 270
D7708
1SS133M
D7709
1SS133M
C
772
1
100
V
/470
pF
R7721
1W 270
C7722
OPEN
R7722
OPEN
V
R
77
4
1K
/B
-C
U
R
V
E
A
NG
LE
R
772
6
560
(1608
)
R
772
5
470
(1608
)
R7723
OPEN
R
772
4
2.
7K
(1608
)
Q7725
KTC3964
C
772
5
220
/25
V
D7715
OPEN
ZD775
OPEN
D7716
OPEN
ZD776
OPEN
R7729
1W 22
C
772
9
O
PE
N
Q7731
2SD2560
R
773
1
2W
0
.47
R
R
773
2
2W
0
.47
R
R7730
1W 22
R
773
3
2W
0
.47
R
R
773
4
2W
0
.47
R
Q7732
2SB1647
C
773
0
O
PE
N
C7732
10/100V
C7731
10/100V
R7740
10K(1608)
R
774
1
5.
6K
(1608
)
R
774
2
O
PE
N
(1608
)
R7739
100K
D7739
1SS133
R7737
680K
R
773
5
10
K
(1608
)
R
773
6
10
K
(1608
)
3
2
1
CN775
Q7738
MMBT5401
Q7739
MMBT5551
R7743 47k(3216)
R7744 22k(3216)
R7745 22K
C
773
8
0.
1u
F(
1608
)
R7738
PTC 115'C 470 ohm
6
5
4
3
2
1
CN704
SMW250-06
R7421
1W 270
C7403
100/10V(OPEN)
C7503
100/10V(OPEN)
C7603
100/10V(OPEN)
C7703
100/10V(OPEN)
3
C
2
E
B
2
C
1
B
1
2
4
5
1
Q7404
HN4A06J
Q7414
MMBT5401
R
741
4
27
k(
1/
2)
3
C
2
E
B
2
C
1
B
1
2
4
5
1
Q7504
HN4A06J
Q7514
MMBT5401
R
751
4
27
k(
1/
2)
3
C
2
E
B
2
C
1
B
1
2
4
5
1
Q7604
HN4A06J
Q7614
MMBT5401
R
761
4
27
k(
1/
2)
3
C
2
E
B
2
C
1
B
1
2
4
5
1
Q7704
HN4A06J
Q7714
MMBT5401
R
771
4
27
k(
1/
2)
C7407
2200P(M)
C7507
2200P(M)
C7607
2200P(M)
C7707
2200P(M)
C7411
OPEN(1608)
C7423
OPEN(2012)
C7511
OPEN(1608)
C7523
OPEN(2012)
C7611
OPEN(1608)
C7623
OPEN(2012)
C7711
OPEN(1608)
C7723
OPEN(2012)
C7418
OPEN(1608)
C7419
OPEN(1608)
C7518
OPEN(1608)
C7519
OPEN(1608)
C7618
OPEN(1608)
C7619
OPEN(1608)
C7718
OPEN(1608)
C7719
OPEN(1608)
C7408
OPEN(1608)
C7508
OPEN(1608)
C7608
OPEN(1608)
C7708
OPEN(1608)
D7419
OPEN
D7519
OPEN
D7619
OPEN
D7719
OPEN
A
GN
D
A
GN
D
A
GN
D
A
GN
D
SL
_I
N
SR
_I
N
SB
L_I
N
SB
R
_I
N
T
H
ER
M
A
LD
ET
A
D
C
_D
ET
2
A
SO
T
H
ER
M
A
LD
ET
B
SR
SL
-H
IG
H
B
H
IG
H
GN
D
+
H
IG
H
B
3G
4G
CN704
155
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
A
B
C
D
E
F
G
H
J
K
L
M
A
B
C
D
E
F
G
H
J
K
L
M
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16