JVC TH-S55 Service Manual page 36

Audio signal input / output section
A U X - L
A U X - R
T U - L
T U - R
*
C 2 5 3 5
*
R 2 5 4 1 1 . 0 / 5 0
2 . 7 k I C 5 3 1
R C 4 5 5 8 D - X
( 1 / 2 )
5
T P L 1
C 2 5 3 3 0V
4 7 / 2 5
R 2 5 3 9
O U T - L 6
0V
2 k
R 2 5 3 7
1 0 0 k C 2 5 3 1
R 2 5 3 3
C 2 5 3 2
R 2 5 3 8
R 2 5 3 4
1 0 0 k
R 2 5 4 0
O U T - R 2
0V
2 k
C 2 5 3 4
3
4 7 / 2 5
T P R 1 0V
* R 2 5 4 2 I C 5 3 1
R C 4 5 5 8 D - X
( 2 / 2 )
2 . 7 k * C 2 5 3 6
1 . 0 / 5 0 T P T R 1
R 2 5 5 6
R 2 5 5 8
1 . 8 k 2 . 2 k
R 2 5 5 5
1 . 8 k
R 2 5 5 7
R 2 5 5 4
T P T L 1
2 . 2 k
1 0 0
R 2 5 5 3
1 0 0
T U - S W
C 2 5 8 3
R 2 5 8 3
2 . 5 V
O U T - S L 1
0 V
A G N D
2 T P C 1
2 . 5 V 6
O U T - S R I C 5 8 1
3
C 2 5 8 1 R C 4 5 5 8 D - X 0V
A G N D 0 V 1 . 0 / 5 0 ( 1 / 2 )
4
R 2 5 8 7
5
2 . 5 V
O U T - C 5
0V
0 V 1 k
A G N D
6
O U T - S W 2 . 5 V R 2 5 8 1 R 2 5 8 5
7
1 0 0 k 6 . 8 k
C 2 5 8 4
T P S W 1
R 2 5 8 2 R 2 5 8 4
1 0 0 k
R 2 5 8 8
2
0V
1 k
R 2 5 8 6
C 2 5 8 2 1 2 k
3
1 0 / 5 0
0V
I C 5 8 1
R C 4 5 5 8 D - X
( 2 / 2 )
C 1 0 0 2 1 0 0 / 2 5
C 1 0 0 1 1 0 0 / 2 5
C 2 5 8 7
0 . 1 / 1 6
R 2 5 9 7
2 2 K
R 2 5 9 8
2 2 K
C 2 5 8 8 R 2 5 9 5
0 . 1 / 1 6 N I
M I C
0 V 2 9
A U X - L
0 V 2 8
A U X - R
0 V 2 7
A G N D
0 V 2 6
A G N D
0 V 2 5
0 V H P O U T - R 2 4
A G N D
0 V 2 3
H P O U T - L
0 V 2 2
A - 7 V
- 7 . 2 V 2 1
T U - R
0 V 2 0
7 . 2 V A 7 V 1 9
4.6V
T U - L
0 V 1 8
A - 1 2 V
- 1 2 . 8 V 1 7 Q 1 2 5 2
K R A 1 0 4 S - X
T U - S W
0 V 1 6
1 2 . 4 V A 1 2 V
1 5
2 . 5 V O U T - R
1 4
D G N D
0 V 1 3
2 . 5 V O U T - L
1 2
L - R
4 . 6 V
1 1
T U
0 V 1 0
V O L - C K
0 V 9
4 . 7 V S M U T E 8
0 V V O L - D T
7
4 . 2 V V O L - M U T E
6
S W P O N
1 2 . 4 V 5
0 V S E T U P
4
0 V D V D G N D
3
D I N
2 . 7 V 2
D 3 . 3 V
3 . 2 V 1
*PART LIST FOR MIC LINE
MODEL
XV-THS55/S57/S58/S66
XV-THS77
C 2 5 2 8
N I C 2 5 2 7
C 2 5 3 9 R 1 2 5 1
N I
N I
0 . 1 / 1 6
R 2 5 2 5
8
1 k
7
0V
C 2 5 4 0
4
0 . 1 / 1 6
7 6 5 4 3 2 1
3 3 0 p / 5 0
4 . 7 k
3 3 0 p / 5 0
4 . 7 k
8 9 1 0 1 1 1 2 1 3 1 4
-
1
0V
+ R 2 5 2 6 R 1 2 5 2
1 k N I
R 1 2 5 5
N I
C 2 5 6 2
1 . 0 / 5 0
7 6 5 4 3 2 1
AUDIO
SW
8 9 1 0 1 1 1 2 1 3 1 4
R 1 2 5 6
N I
I C 5 9 1
R C 4 5 5 8 D - X
( 1 / 2 )
2 7 0 p / 5 0
1 0 k C 2 5 9 9
0 . 1 / 1 6
12.4V
C 2 5 8 9 C 2 5 9 7
6
0 . 1 / 1 6 8 4 . 7 / 5 0
0V -
7
8
- 0V
7 5
+
4
0V 0V
+ R 2 5 6 2
4 C 2 6 0 0
7 5 k 0 . 1 / 1 6
C 2 5 9 0
C 2 5 8 5
0 . 1 / 1 6
0 . 0 0 1 / 5 0
C 2 6 0 5
5 6 p / 5 0
5 6 p / 5 0
6 2 k C 2 5 9 2
C 2 5 9 4 0 . 0 0 4 7 / 5 0
0 . 0 2 2 / 1 6
R 2 5 9 2 R 2 5 9 4
- 3 3 k 3 3 k R 2 5 9 6
1 2
1 k
0V 0V -
1
+
C 2 6 0 4 0V
3
4 . 7 / 5 0 +
I C 5 9 1 0V
R C 4 5 5 8 D - X
( 2 / 2 )
C 1 2 5 3
0 . 0 1 / 5 0
R 2 5 9 0
3 3 k
1 4 1 3 1 2 1 1 1 0 9 8
AUDIO
SW
1 2 3 4 5 6 7
R 1 2 5 3
2 2 k
R 1 2 5 4
2 2 k
0V
-7.2V
0V
0V
Q 1 2 5 1
K R A 1 0 4 S - X
4.5V
*PART LIST FOR GAIN CONTROL
REF. NO. R2541 C2535 REF. NO.
MODEL
R2542 C2536
NI NI XV-THS55/S57
2.7K 1.0/50 XV-THS58/S66/S77
B D 3 8 1 4 F V - X
R 2 5 6 5
I C 1 5 3
6 . 8 k
T P L 2
6ch VOLUME
AUDIO
T P S L 2
SW
+ I N 1 A . G N D
0V 0V
C 1 2 5 1 R 2 5 6 6
- I N 1 0V 7.2V A V C C
0 . 0 1 / 5 0 6 . 8 k
O U T 1 0V 0V A . G N D
R 1 1 2 2 1 k V O L - C K
A . G N D C L C K
0V 0V
R 1 1 2 3 1 k V O L - D T
+ I N 2 D A T A
0V 0V
R 1 1 2 4 4 . 7 k
C 1 2 5 2 V O L - M U T E
0 . 0 1 / 5 0 T P S R 2 - I N 2 0V 4.0V M U T E
C 1 2 6 5
O U T 2 D . G N D
0 . 0 1 / 5 0 0V 0V C 1 1 4 5
R 2 5 6 7 1 k
A . G N D A . G N D
0V 0V
0 . 1 / 1 6
S W I N S W O U T
C 2 5 7 5 0V 0V
0 . 0 0 1 / 5 0 A . G N D 0V 0V S R O U T
R 2 5 6 8
1 k
S R I N 0V S L O U T
0V
C 2 5 7 7 1 . 0 / 5 0
A . G N D C O U T
R 2 5 5 2 C 2 5 7 6 0V 0V
T P C 2
1 0 0 k
S L I N 0V 0V R O U T
C 2 5 7 8
0 . 0 0 1 / 5 0 1 . 0 / 5 0 C 1 1 2 0 R 1 1 2 0
A . G N D 0V 0V L O U T
0 . 0 3 3 / 1 6
1 2 k
C I N B A S S
C 2 6 0 3 1 . 0 / 5 0 0V 0V
C 1 1 2 1
R 2 5 5 1
A . G N D B A S S 0 . 0 3 3 / 1 6
0V 0V
1 0 0 k C 2 5 4 1 1 . 0 / 5 0
0 . 0 3 3 / 1 6
R I N 0V 0V B A S S
C 1 1 2 2
T P R 2
A . G N D B A S S
0V 0V
C 1 1 2 3 R 1 1 2 1
C 2 5 6 1 L I N T R E 1 2 k
0V 0V 0 . 0 3 3 / 1 6
1 . 0 / 5 0 C 2 5 4 2 1 . 0 / 5 0
A V S S T R E
-7.2V 0V
C 1 2 6 6 C 1 1 2 4
0 . 0 0 4 7 / 5 0
0 . 0 1 / 5 0
C 1 1 4 1 1 0 0 / 2 5 C 1 1 2 5
C 1 1 4 2 1 0 0 / 2 5
0 . 0 0 4 7 / 5 0
C 1 1 4 3 N I C 1 1 4 4 N I
*PART LIST FOR EMC COUNTERMEASURE
VERSION
B/E/EN/EV/EE/UP
R1171 REF. NO.
R1172
C1191 - 1196 330p/50
C1221 - 1224, C1226 NI
1.5k
C1225 NI
2.4k
C1255 - 1258 0.001/50
C1259, C1250 0.001/50
R1291 - 1296 100
2-6
C 2 5 0 3
4 . 7 / 5 0
C 2 5 0 4
4 . 7 / 5 0
T P S W 3
C 1 1 8 0
I C 1 6 0
R C 4 5 5 8 D - X 0 . 0 1 / 5 0
C 1 2 1 5
C 1 2 1 3 R 1 1 4 9 R 1 1 5 3 ( 1 / 2 )
4 . 7 / 5 0
4 7 0 4 7 0
3
8
0V 1
4 . 7 / 5 0
0.5V
2
C 1 1 8 1
4
* 0V 0 . 0 1 / 5 0
1 2 3
R 1 1 5 8
1 0 0 k
* C 1 2 2 5
4 7 0 p / 5 0
6 5 4
4 . 7 k
R 1 1 5 4
* C 1 2 2 6
R 1 1 5 2
4 7 p / 5 0
3 . 3 k R 1 1 7 6
0.7V
3 9 k
6
C 1 2 1 6 0V -
7
C 1 2 1 4
4 . 7 / 5 0
0.4V
5
+
* 0V
4 . 7 / 5 0 R 1 1 5 0 I C 1 6 0
1 k R C 4 5 5 8 D - X
( 2 / 2 )
T P C 3
T P S L 3
C 1 1 7 8
I C 1 5 9
0 . 0 1 / 5 0
C 1 2 0 9 R C 4 5 5 8 D - X
C 1 2 0 7 R 1 1 4 1 ( 1 / 2 )
4 . 7 / 5 0
1 k
3
8
0V
1
4 . 7 / 5 0
2 0.5V
C 1 1 7 9
4 0 . 0 1 / 5 0
* 0V
4 7 k
R 1 1 7 3
* C 1 2 2 3
4 7 p / 5 0
1 2 3
* C 1 2 2 4
4 7 p / 5 0
4 7 k
R 1 1 7 4
6
6 5 4
C 1 2 1 0 0V -
7
C 1 2 0 8
4 . 7 / 5 0
0.5V
5
+
*
0V
4 . 7 / 5 0 R 1 1 4 2 R 1 1 4 4 I C 1 5 9
1 k 3 . 3 k R C 4 5 5 8 D - X
( 2 / 2 )
T P S R 3
( 1 / 2 )
T P L 3
HP_OUT_L R 1 1 6 9 3 9 k
C 1 2 0 3
R 1 2 0 1 1 2 0 k
C 1 2 0 1 R 1 1 3 3 9 1 0
4 7 / 2 5
1 0 0 R 1 1 6 7
* C 1 2 2 1 4 7 p / 5 0
C 1 1 7 6
4 7 / 2 5
0 . 0 1 / 5 0
0V
4
-
2 0V
C 1 1 7 7
0 . 0 1 / 5 0
0V 1
+
* 8
3
I C 1 5 8
R C 4 5 5 8 D - X
1 2 3
I C 1 5 8
R C 4 5 5 8 D - X
( 2 / 2 )
0V
0V
5
0V 7
T P R 3
*
6 5 4 6
C 1 2 0 4
9 1 0
C 1 2 0 2
4 7 / 2 5
R 1 1 6 8
* C 1 2 2 2 4 7 p / 5 0
R 1 2 0 2 1 2 0 k
4 7 / 2 5 R 1 1 3 4 R 1 1 3 6
1 0 0 3 . 3 k
R 1 1 7 0 3 9 k
HP_OUT_R
C 1 1 8 4
4 7 / 2 5
D 3 . 3 V
D V D G N D
D I N
A/UT/US/UX/UN/UG/UB/UF
NI
47p/50
470p/50
100p/50
NI
SHORT CIRCUIT
GVA10096-A2
AUDIO PWB
R 1 1 0 1
4 7 0
2
L-IN
AUX
3 IN
1
R 1 1 0 2
R-IN
4 7 0
C 1 0 0 3
4
0 . 0 1 / 5 0
T P S W 4
C 1 2 1 7
4 . 7 / 5 0 * R 1 2 9 5
SW
* R 1 2 9 6
C 1 2 1 8
C 0 . 0 0 1 / 5 0
* C 1 2 5 0 * C 1 2 5 9
4 . 7 / 5 0
0 . 0 0 1 / 5 0
T P C 4
SYSTEM
T P S L 4
CONNECTOR
SL
C 1 2 1 1 J 1 1 0 3
4 . 7 / 5 0 * R 1 2 9 3 Q N D 0 1 1 8 - 0 0 1
7
8 6
5 3
2 1
9
4
* *
* *
C 1 2 1 2
4 . 7 / 5 0
* R 1 2 9 4
1 0 1 1
SR
T P S R 4
T P L 4
C 1 2 0 5
4 . 7 / 5 0
* R 1 2 9 1
L
C 1 2 0 6
4 . 7 / 5 0 * R 1 2 9 2
R
T P R 4
C 1 1 0 3
0 . 1 / 1 6
3.2V
0V DIGITAL IN
2.7V
C 1 1 0 5 R 1 1 0 6
1 0 0
N I
SHEET 5