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SCHEMATIC DIAGRAM
Production runs:
T78T775G00511 and above
POWER AMPLIFIER RIGHT-CH
R 5 0 0 6
R 5 0 0 9
D5 4 1 6
4 7 k
1 k
2 2 V
1 /4 W
R 5 0 0 5
1 k
R 5 4 0 1
C 5 0 1 9
R 5 0 0 4
1 8 k
2 7 k
1 5 0 p
1 /4 W
Q 5 0 0 3
C
M M B T5 5 5 1 LT1
F R
B
C 5 4 0 6
C 5 0 0 1
1 0 0 u
R 5 4 0 2
D5 0 0 1
1 0 0 u
C
1 .2 k
1 5 V
5 0 V
5 0 V
J5 4 0 4 A
E
1 /4 W
Q 5 0 0 1
B
D5 4 1 7
to PR E -O U T (J5 4 0 4 B )
I_ G N D
M M B T5 5 5 1 LT1
LL4 1 4 8
Q 5 0 0 4
1
PO _ F L
PO _ F L
E
I_ G N D
M M B T5 5 5 1 LT1
R 5 0 0 2
C
C
2
C 5 0 0 2
4 7 0 1 /4 W
Q 5 0 0 2
PO _ F R
B
B
3
M M B T5 5 5 1 LT1
4
2 .2 u 5 0 V
R 5 0 1 2
E
E
5
PO _ S L
PO _ S L
1 /4 W
6
R 5 0 1 1
C 5 0 0 3
D5 4 1 8
R 5 0 0 1
R 5 0 0 3
2 2
7
PO _ S R
1 0 0 p
LL4 1 4 8
1 0 0 k
1 0 k
R 5 0 0 7
C 5 0 0 4
1 0 0 V
2 2
4 7 0 u
8
1 /4 W
1 6 V
9
PO _ B S L
PO _ B S L
1 0
C
I_ G N D
1 1
PO _ B S R
R 5 4 0 4
B
Q 5 0 0 5
C 5 4 0 7
1 8 k
1 2
M M B T5 5 5 1 LT1
1 0 0 u
PO _ C E N
5 0 V
1 3
D5 0 0 2
R 5 4 0 3
E
1 4
1 .2 k
LL4 1 4 8
R 5 0 0 8
D5 4 1 9
2 7 0
C 5 4 0 9
2 2 V
D5 0 0 3
0 .1 u
LL4 1 4 8
1 /4 W
1 /4 W
2 5 0 V
I_ G N D
C H G N D
I_ G N D
R 5 4 2 7
C 5 4 0 8
N .I.
0 .1 u
2 5 0 V
R 5 1 1 0
1 0 0
R 5 1 0 6
R 5 1 0 9
O _ G N D
4 7 k
1 k
C H G N D
C H G N D
Q 5 1 0 6
R 5 1 0 5
2 S B 1 2 7 5
1 k
C 5 1 1 9
M M B T5 4 0 1 LT1
R 5 1 0 4
1 5 0 p
2 7 k
Q 5 1 0 7
1 /4 W
2 S B 1 2 7 5
Q 5 1 0 3
C
M M B T5 5 5 1 LT1
B
C 5 1 0 1
D5 1 0 1
I_ G N D
1 5 V
1 0 0 u
C
5 0 V
1 /4 W
E
Q 5 1 0 1
B
M M B T5 5 5 1 LT1
Q 5 1 0 4
C 5 1 0 5
I_ G N D
E
M M B T5 5 5 1 LT1
C
C
C 5 1 0 2
R 5 1 0 2
B
B
1 0 p
Q 5 1 0 2
C E N .
M M B T5 5 5 1 LT1
4 7 0
C 5 1 0 6
2 .2 u 5 0 V
1 /4 W
E
E
R 5 1 1 2
3 6 0
R 5 1 1 1
1 /4 W
1 0 p
C 5 1 0 3
R 5 1 0 1
R 5 1 0 3
2 2
R 5 1 0 7
1 0 0 p
1 0 0 k
1 0 k
C 5 1 0 4
1 0 0 V
2 2
1 /4 W
4 7 0 u
1 6 V
C
Q 5 1 0 5
B
M M B T5 5 5 1 LT1
I_ G N D
D5 1 0 2
E
D5 1 0 4
LL4 1 4 8
LL4 1 4 8
R 5 1 0 8
D5 1 0 3
2 7 0
R 5 1 1 3
1 /4 W
LL4 1 4 8
1 0 0
R 5 2 1 0
1 0 0
R 5 2 0 6
R 5 2 0 9
4 7 k
1 k
Q 5 2 0 6
R 5 2 0 5
2 S B 1 2 7 5
1 k
C 5 2 1 9
R 5 2 0 4
M M B T5 4 0 1 LT1
1 5 0 p
2 7 k
Q 5 2 0 7
1 /4 W
2 S B 1 2 7 5
Q 5 2 0 3
C
M M B T5 5 5 1 LT1
B
C 5 2 0 1
D5 2 0 1
I_ G N D
1 0 0 u
C
1 5 V
5 0 V
E
1 /4 W
Q 5 2 0 1
B
S R
I_ G N D
M M B T5 5 5 1 LT1
Q 5 2 0 4
C 5 2 0 5
E
C
M M B T5 5 5 1 LT1
C
C 5 2 0 2
R 5 2 0 2
1 0 p
B
Q 5 2 0 2
B
M M B T5 5 5 1 LT1
4 7 0
2 .2 u 5 0 V
C 5 2 0 6
R 5 2 1 2
1 /4 W
E
E
3 6 0
R 5 2 0 1
1 /4 W
1 0 0 k
R 5 2 1 1
1 0 p
C 5 2 0 3
2 2
1 /4 W
R 5 2 0 3
R 5 2 0 7
1 0 0 p
C 5 2 0 4
1 0 k
1 0 0 V
2 2
4 7 0 u
1 6 V
C
I_ G N D
B
Q 5 2 0 5
M M B T5 5 5 1 LT1
D5 2 0 2
E
D5 2 0 4
LL4 1 4 8
LL4 1 4 8
R 5 2 0 8
2 7 0
D5 2 0 3
R 5 2 1 3
LL4 1 4 8
1 /4 W
1 0 0
R 5 3 1 0
1 0 0
R 5 3 0 6
R 5 3 0 9
4 7 k
1 k
Q 5 3 0 6
R 5 3 0 5
2 S B 1 2 7 5
1 k
C 5 3 1 9
R 5 3 0 4
1 5 0 p
2 7 k
Q 5 3 0 7
1 /4 W
2 S B 1 2 7 5
Q 5 3 0 3
C
M M B T5 5 5 1 LT1
B
I_ G N D
C 5 3 0 1
D5 3 0 1
1 0 0 u
C
1 5 V
E
5 0 V
1 /4 W
Q 5 3 0 1
S B R
B
M M B T5 5 5 1 LT1
I_ G N D
Q 5 3 0 4
C 5 3 0 5
E
C
M M B T5 5 5 1 LT1
C
R 5 3 0 2
C 5 3 0 2
Q 5 3 0 2
B
B
M M B T5 5 5 1 LT1
4 7 0
2 .2 u 5 0 V
C 5 3 0 6
R 5 3 1 2
1 /4 W
E
E
R 5 3 0 1
3 6 0
1 0 0 k
1 /4 W
R 5 3 1 1
C 5 3 0 3
1 /4 W
R 5 3 0 3
2 2
1 0 0 p
R 5 3 0 7
C 5 3 0 4
1 0 k
1 0 0 V
2 2
4 7 0 u
1 6 V
C
I_ G N D
B
Q 5 3 0 5
M M B T5 5 5 1 LT1
D5 3 0 2
E
D5 3 0 4
LL4 1 4 8
LL4 1 4 8
R 5 3 0 8
2 7 0
D5 3 0 3
1 /4 W
R 5 3 1 3
LL4 1 4 8
1 0 0
R 5 0 1 8
4 7 1 /2 W
C 5 0 0 9
R 5 0 1 0
4 7 u
1 0 0
R 5 0 1 4
1 0 0 V
1 5 0
O _ G N D
Q 5 0 0 6
C 5 0 1 2
2 S B 1 2 7 5
1 0 0 p
Q 5 0 0 8
1 0 0 V
M M B T5 4 0 1 LT1
D5 0 0 5
LL4 1 4 8
Q 5 0 0 7
2 S B 1 2 7 5
C 5 0 1 0
D5 0 0 6
0 .1 u
C 5 0 1 3
LL4 1 4 8
5 0 V
1 0 0 p
I_ G N D
R 5 0 1 9
C 5 0 0 7
Q 5 0 0 9
2 k
2 S B 1 2 7 5
I_ G N D
C 5 0 0 5
1 0 0 p
R 5 0 1 5
1 0 p
R 5 0 2 0
R 5 0 1 7
1 k
5 6 k
C 5 0 0 6
1 0 k
1 /4 W
1
2
3 6 0
C 5 0 1 4
Q 5 0 1 0
R 5 0 2 1
1 0 0 p
1 0 p
2 S D1 9 1 8
1 k
C 5 0 0 8
1 0 0 p
D5 0 0 7
LL4 1 4 8
C
D5 0 0 8
B
LL4 1 4 8
C 5 0 1 5
1 0 0 p
Q 5 0 1 1
D5 0 0 4
1 0 0 V
E
M M B T5 5 5 1 LT1
LL4 1 4 8
O _ G N D
R 5 0 1 6
C 5 0 1 1
R 5 0 1 3
1 5 0
4 7 u
1 0 0
1 0 0 V
R 5 0 2 2
4 7
1 /2 W
R 5 1 1 8
4 7 1 /2 W
C 5 1 0 9
4 7 u
B
R 5 1 1 4
1 0 0 V
Q 5 1 1 7
1 5 0
2 S D2 3 9 0
O _ G N D
C 5 1 1 2
1 0 0 p
1 0 0 V
Q 5 1 0 8
D5 1 0 5
R 5 1 3 1
LL4 1 4 8
1 0 k
C 5 1 1 3
C 5 1 1 0
1 0 0 p
D5 1 0 6
0 .1 u
R 5 1 2 8
LL4 1 4 8
5 0 V
0 .2 2
D5 1 0 9
5 W
LL4 1 4 8
R 5 1 1 9
Q 5 1 0 9
2 k
C 5 1 0 7
2 S B 1 2 7 5
I_ G N D
1 0 0 p
2
1
R 5 1 1 5
R 5 1 2 0
P5 1 0 1
R 5 1 1 7
1 k
5 6 k
R 5 1 3 0
for B IA S
1 0 k
1 /4 W
0 .2 2
1
2
C 5 1 1 4
5 W
1 0 0 p
Q 5 1 1 0
R 5 1 2 1
2 S D1 9 1 8
1 k
C 5 1 0 8
1 0 0 p
Q 5 1 1 8
D5 1 0 7
2 S B 1 5 6 0
LL4 1 4 8
B
C
D5 1 0 8
B
C 5 1 1 5
LL4 1 4 8
Q 5 1 1 1
1 0 0 p
1 0 0 V
M M B T5 5 5 1 LT1
E
O _ G N D
R 5 1 1 6
C 5 1 1 1
1 5 0
4 7 u
R 5 1 2 2
1 0 0 V
4 7 1 /2 W
R 5 2 1 8
4 7 1 /2 W
C 5 2 0 9
4 7 u
R 5 2 1 4
1 0 0 V
B
1 5 0
Q 5 2 1 7
O _ G N D
2 S D2 3 9 0
C 5 2 1 2
1 0 0 p
1 0 0 V
Q 5 2 0 8
R 5 2 3 1
D5 2 0 5
LL4 1 4 8
1 0 k
C 5 2 1 0
D5 2 0 6
0 .1 u
LL4 1 4 8
C 5 2 1 3
5 0 V
1 0 0 p
R 5 2 2 8
0 .2 2
D5 2 0 9
LL4 1 4 8
R 5 2 1 9
5 W
C 5 2 0 7
Q 5 2 0 9
2 k
2 S B 1 2 7 5
I_ G N D
2
1 0 0 p
1
R 5 2 1 5
R 5 2 2 0
P5 2 0 1
R 5 2 1 7
1 k
R 5 2 3 0
for B IA S
1 0 k
5 6 k
0 .2 2
1 /4 W
5 W
1
2
C 5 2 1 4
1 0 0 p
Q 5 2 1 0
R 5 2 2 1
2 S D1 9 1 8
1 k
C 5 2 0 8
1 0 0 p
Q 5 2 1 8
D5 2 0 7
2 S B 1 5 6 0
LL4 1 4 8
B
C
D5 2 0 8
B
Q 5 2 1 1
LL4 1 4 8
C 5 2 1 5
M M B T5 5 5 1 LT1
1 0 0 p
1 0 0 V
E
O _ G N D
R 5 2 1 6
C 5 2 1 1
1 5 0
4 7 u
1 0 0 V
R 5 2 2 2
4 7 1 /2 W
R 5 3 1 8
4 7 1 /2 W
C 5 3 0 9
R 5 3 1 4
4 7 u
1 0 0 V
B
1 5 0
Q 5 3 1 7
2 S D2 3 9 0
O _ G N D
C 5 3 1 2
1 0 0 p
Q 5 3 0 8
1 0 0 V
R 5 3 3 1
M M B T5 4 0 1 LT1
D5 3 0 5
LL4 1 4 8
1 0 k
C 5 3 1 0
D5 3 0 6
0 .1 u
C 5 3 1 3
LL4 1 4 8
5 0 V
R 5 3 2 8
1 0 0 p
0 .2 2
D5 3 0 9
R 5 3 1 9
5 W
LL4 1 4 8
Q 5 3 0 9
C 5 3 0 7
2 k
2 S B 1 2 7 5
I_ G N D
2
1 0 0 p
1
R 5 3 1 5
1 0 p
R 5 3 3 0
P5 3 0 1
R 5 3 1 7
R 5 3 2 0
0 .2 2
for B IA S
1 0 k
5 6 k
1 k
5 W
1 /4 W
1
2
C 5 3 1 4
1 0 0 p
1 0 p
Q 5 3 1 0
R 5 3 2 1
1 k
2 S D1 9 1 8
C 5 3 0 8
1 0 0 p
Q 5 3 1 8
2 S B 1 5 6 0
D5 3 0 7
LL4 1 4 8
B
C
D5 3 0 8
B
C 5 3 1 5
LL4 1 4 8
Q 5 3 1 1
1 0 0 p
1 0 0 V
M M B T5 5 5 1 LT1
E
O _ G N D
R 5 3 1 6
C 5 3 1 1
1 5 0
4 7 u
R 5 3 2 2
1 0 0 V
4 7 1 /2 W
B
Q 5 0 1 7
2 S D2 3 9 0
R 5 0 3 4
3 3 k
R 5 0 3 1
Q 5 0 1 9
M M B T5 5 5 1 LT1
1 0 k
L5 0 0 1
R 5 0 2 8
0 .2 u H
0 .2 2
D5 0 0 9
5 W
LL4 1 4 8
R 5 0 3 3
2 0 k
R 5 0 3 5
2
3 .3 1 W
1
C 5 0 1 8
P5 0 0 1
0 .1 u _ M
1 0 0 V
for B IA S
R 5 0 3 0
0 .2 2
R 5 0 3 2
R 5 0 3 6
5 W
1 0
3 3 0 k
2 W
R 5 0 3 7
1 8 0 k
O _ G N D
O _ G N D
Q 5 0 1 8
2 S B 1 5 6 0
B
R 5 1 3 4
3 3 k
Q 5 1 1 9
M M B T5 5 5 1 LT1
L5 1 0 1
0 .2 u H
R 5 1 3 3
2 0 k
R 5 1 3 5
3 .3 1 W
R 5 1 3 7
1 8 0 k
C 5 1 1 8
0 .1 u _ M
1 0 0 V
R 5 1 3 2
R 5 1 3 6
3 3 0 k
1 0
2 W
O _ G N D
O _ G N D
R 5 2 3 4
3 3 k
Q 5 2 1 9
M M B T5 5 5 1 LT1
L5 2 0 1
0 .2 u H
R 5 2 3 3
R 5 2 3 5
2 0 k
3 .3 1 W
C 5 2 1 8
0 .1 u _ M
1 0 0 V
R 5 2 3 6
1 0
R 5 2 3 2
R 5 2 3 7
2 W
3 3 0 k
1 8 0 k
O _ G N D
O _ G N D
R 5 3 3 4
3 3 k
Q 5 3 1 9
M M B T5 5 5 1 LT1
L5 3 0 1
0 .2 u H
R 5 3 3 3
2 0 k
R 5 3 3 5
3 .3 1 W
C 5 3 1 8
0 .1 u _ M
1 0 0 V
R 5 3 3 6
1 0
R 5 3 3 2
R 5 3 3 7
2 W
3 3 0 k
1 8 0 k
O _ G N D
O _ G N D
41b
R 5 0 3 8
R 5 0 3 9
D5 4 1 1
1 5 k
2 2 k
LL4 1 4 8
R 5 1 3 8
R 5 1 3 9
D5 4 1 2
1 5 k
2 2 k
LL4 1 4 8
R 5 2 3 8
R 5 2 3 9
D5 4 1 3
1 5 k
2 2 k
LL4 1 4 8
M 5 4 0 5 -B
F R (B )
R 5 3 3 8
R 5 3 3 9
D5 4 1 4
1 5 k
2 2 k
LL4 1 4 8
F R _ O
M 5 4 0 1 -B
F R (A )
F R _ O
M 5 4 0 2 -B
C E N TE R
C _ O
M 5 4 0 3 -B
S R
S R _ O
M 5 4 0 4 -B
S B R
B S R _ O
M 5 4 0 1 -A
M 5 4 0 2 -A
M 5 4 0 3 -A
M 5 4 0 4 -A
1
1
1
1
D5 4 0 1
D5 4 0 2
D5 4 0 3
D5 4 0 4
G S 1 G
2
G S 1 G
2
G S 1 G
2
G S 1 G
2
Q 5 4 0 1
Q 5 4 0 2
Q 5 4 0 3
Q 5 4 0 4
DTC 1 2 3 E K A
C
DTC 1 2 3 E K A
C
DTC 1 2 3 E K A
C
DTC 1 2 3 E K A
C
B
B
B
B
E
E
E
E
DG N D
M 5 4 0 6
To th erm istor for IS C
2
1
DG N D
U 5 4 0 1 -A
LM 3 5 8 D
R 5 4 1 4
R 5 4 1 6
1 .2 k
D5 4 1 5
6 .8 k
3
+
1
2
-
LL4 1 4 8
R 5 4 1 9
R 5 4 1 7
2 7 k 1 %
D5 4 0 6
R 5 4 1 5
C 5 4 1 0
C 5 4 1 1
6 .2 V
1 2 k
1 0 u
1 0 u
1 /2 W
5 0 V
R 5 4 1 8
5 0 V
4 .2 2 k
DG N D
1 %
DG N D
8
U 5 4 0 1 -C
C 5 4 0 3
LM 3 5 8 D
0 .1 u
4
5 0 V
U 5 4 0 1 -B
LM 3 5 8 D
R 5 4 2 4
1 .2 k
5
+
7
V O U T
DG N D
6
-
U 5 4 0 2
LM 3 5 DT
DG N D
Q 5 4 0 6
M M B T5 4 0 1 LT1
D5 4 0 7
R 5 4 2 0
R 5 4 2 1
R 5 4 2 5
R 5 4 2 6
1 k
4 7 .5 k 1 %
2 2 .1 k 1 %
1 .2 k
LL4 1 4 8
D5 4 2 0
D5 4 2 1
LL4 1 4 8
D5 4 0 9
6 .2 V
R 5 4 2 3
1 /2 W
LL4 1 4 8
8 2 0
R 5 4 2 2
1 0 k
DG N D
C
Q 5 4 0 7
B
DTC 1 1 4 E K A
E
DG N D
R 5 0 4 0
R 5 4 0 9
4 7 k
R 5 4 0 7
1 M
R 5 4 0 6
2 2 k
R 5 4 1 0
3 3 k
Q 5 4 0 8
R 5 1 4 0
C
M M B T5 4 0 1 LT1
1 k
R 5 4 0 8
B
1 M
Q 5 4 0 9
M M B T5 5 5 1 LT1
4 .7 k
R 5 2 4 0
R 5 4 1 2
E
1 k
Q 5 4 1 0
1 M
2 S K 7 7 1 -5
R 5 3 4 0
R 5 4 0 5
G
R 5 4 1 1
5 6 0
R 5 4 1 3
C 5 4 0 5
1 M
1 M
1 0 k
1 u
D5 4 1 0
5 0 V
LL4 1 4 8
DG N D
DG N D
DG N D
G
Q 5 4 1 0 A
N .I.
J5 4 0 3 A
to S PE A K E R
F R _ B _ S PK
1
F R _ A _ S PK
2
C E N TE R _ S PK
3
S R _ S PK
4
B S R _ S PK
5
+1 5 V
+5 V _ K
J2 0 0 1 B
to M C U (J2 0 0 1 A )
+1 2 V _ D
1
S C _ 1
2
S C _ 2
3
TH M _ PR O
4
O V LD_ PR O
5
4 0 9 4 (1 )_ S TB
6
4 0 9 4 _ DA TA
7
4 0 9 4 _ C LK
8
DG N D
9
DG N D
1 0
+5 V _ K
1 1
+1 5 V
1 2
1 3
M 5 4 0 5 -A
1 4
1
1 5
D5 4 0 5
1 6
G S 1 G
2
DG N D
1 7
1 8
Q 5 4 0 5
1 9
DTC 1 2 3 E K A
C
2 0
B
+5 V _ K
E
J5 4 0 1 A
to C O N N #3 (J5 4 0 1 B )
2 8
DG N D
2 7
+1 2 V _ D
2 6
+5 V _ K
2 5
4 0 9 4 (1 )_ S TB
2 4
4 0 9 4 _ DA TA
2 3
4 0 9 4 _ C LK
2 2
R E LA Y_ C
2 1
R E LA Y_ S B
2 0
R E LA Y_ S
1 9
+1 5 V
1 8
F A N _ S E N
1 7
O V LD_ PR O
1 6
V _ DE T
1 5
I_ DE T
1 4
IS C _ TH M _ R
1 3
TH M _ PR O
1 2
S C _ 1
1 1
S C _ 2
1 0
R E LA Y_ F
9
R E LA Y_ B
8
IS C _ S E N _ R
7
I_ G N D
6
PO _ B S L
5
PO _ B S L
I_ G N D
4
PO _ S L
PO _ S L
3
I_ G N D
2
PO _ F L
1
PO _ F L
I_ G N D
I_ G N D
I_ G N D
DG N D
J5 4 0 2 A
to PS U -S E C (J5 4 0 2 B )
V +
1
V -
2
3
+1 2 V
O _ G N D
O _ G N D
1 .2 k
C 5 4 0 4
0 .1 u
5 0 V
U 5 4 0 3
N JM 7 8 1 2
O U T
IN
G N D
C 5 4 0 1
C 5 4 0 2
1 0 0 u
1 0 0 u
5 0 V
5 0 V
DG N D
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