JVC TH-C9 Service Manual page 56

<Subwoofer section>
Mother section
TO CN112
(SHEET 10)
C N 5 0 1
Q G B 2 5 1 0 K 2 - 2 0
0 . 1 V
K T C 3 8 7 5 / Y G / - X
Q 7 3 1
K T C 3 8 7 5 / Y G / - X
I C 7 0 1
I C 7 0 4
S N 7 4 H C 0 0 A N S - X
S N 7 4 H C 7 4 A N S - X
1 4 1 3 1 2 1 1 1 0 9 8
V d d P R E
C L K Q
1 4 1 3 1 2 1 1 1 0
D
/ Q V d d
C L R
C L R
D / Q
C L K Q
P R E
V s s
1 2 3 4 5 6 7 1 2 3 4 5
R 7 0 1
C 7 0 2
1 0 K
1 0 0 P / 5 0
C 7 0 4
4 7 P / 5 0
NOTES:
1.VOLTAGES ARE DC-MEASURED WITH A DIGITAL VOLT METER
OR OSCILLOSCOPE WITHOUT INPUT SIGNAL.
CONDITION POWER-ON. NO SIGNAL.
2.UNLESS OTHERWISE SPECIFIED.
ALL RESISTANCE VALUES ARE IN OHMS.
ALL INDUCTANCE VALUES ARE IN H.
ALL CAPACITANCE VALUES ARE IN F. P IS pF.
R 6 0 5
0 V
R 6 0 2 2 2 k
4 7 K
5 V
Q 6 0 1 2 2 k S I G _ S E N S E 1
R 6 0 3
K R A 1 0 2 S - X
5 V 5 V
S I G _ S E N S E 2
- 2 . 3 V
R 6 0 4
1 0 k
5 V
SMART
5 V SETUP
R 6 0 7
0 V
IC601
Lin
1 K
MN101C427NY
R 6 0 8
0 V
Rin
1 K
R 6 0 9
0 V
Cin
1 K
R 6 1 0
0 V
SLin
1 K
R 6 1 1
0 V
SRin
1 K
R 6 1 2
0 V
SWin
1 K
2 . 6 V
Vhigh
R 6 1 7
1 K
5 . 1 V
Q 6 0 2
C 6 0 3
0 . 0 1
0 . 2 V
C 6 0 2
D 6 0 1
0 V
N I
R 6 2 5
1 0 0 / 1 6 1 0 0 K
1
2
Q 6 0 3
5 . 1 V
3
C 6 0 1
1 0 / 5 0 X 6 0 1
0 V Q A X 0 2 4 6 - 0 0 1 Z
8 M H z
P R E _ V C C
D 7 0 4 R 7 1 6 1 5 0
Q 7 1 1 / Q 7 1 2
1 S S 1 3 3 - T 2 Q 7 1 0 O N : 2 0 V
I C 7 0 2 I C 7 0 5
R 7 1 4
N J M 2 4 0 3 M - X N J M 2 1 2 5 F - X
1 0 0
5
1 . 2 V 1 . 6 V
5
1
6 7 0 . 6 V
5 V 4 2 . 4 V
2
3
Q 7 0 3 0 V
R 7 2 4
1 2 0 K
0 V
C 7 0 9
R 7 2 5
0 V Q 7 1 1
0 V 1 0 K
1 / 1 6
C 7 1 1
8 2 0 P / 5 0
R 7 3 6
K R C 1 0 2 S - X K R C 1 0 2 S - X
R 7 1 1
5 6 0
9 8
1 5 K
D 7 1 1
1 S S 2 4 4 - T 2
IC703
V s s
R 7 0 8 D
IRS2011S-X
6 7
1 M 1 / 2 W
5 . 1 V
1 . 2 V G
8 R 7 3 2 Q Q L 7 8 A K - 1 0 0
3 3 S
3 Q 7 0 4
L 7 0 1
1 / 2 W 2 S K 3 5 9 9 - 0 1 M R
D 7 0 2 1 0 u
R 7 0 4 1 R 7 3 1
2
4 4 3 2 1
6 8 0 4 . 7
I C 7 0 2
1 S S 1 3 3 - T 2 N J M 2 4 0 3 M - X
M Y
Q 7 0 1
5 6 7 8
C 7 0 3
1 0 0 P / 5 0
C 7 3 4
- B + 1 2 V R E G U L A T O R
0 . 1 / 5 0
Q 7 0 8
K T C 2 0 2 8 / Y /
R 7 4 6
F R - 1 . 6 V - 4 8 . 7 V M Y
1 / 4 W 1 0 0
- 4 8 . 1 V
L 7 0 2
1 0 u
R 7 4 7 1 0 K
Q Q L 7 8 A K - 1 0 0
1 / 2 W D
1 / 2 W
R 7 5 2
G
3 3
S
Q 7 1 3
2 S K 3 5 9 9 - 0 1 M R
- 6 1 . 5 V
TO CN302
(SHEET 10)
C N 5 0 2
Q G B 2 5 1 0 K 2 - 1 5
R 6 4 2
0 V
PROTECT
1 0 K
R 6 4 1
4 . 8 V
SP RELAY
4 . 7 k
R 6 4 0
0 V
FAN ON
1 K
5 . 0 V
R 6 4 3
1 0 K
R 6 3 9
5 . 1 V
iFANSTOP
R 6 3 8
1 K R 6 3 7
1 0 k
3 . 9 V 4 . 7 k
iP.ON
2 2 k
5 V R 6 3 6
iPROTECT
D 6 1 1
1 S S 1 3 3 - T 2
0 V
PREVcc D 6 1 2
R 6 3 5 1 0 k
R 6 3 3
1 k
4 . 9 V K T C 3 8 7 5 / Y G / - X
1 S S 1 3 3 - T 2
V _ C O N T 2
R 6 3 2
1 k
4 . 9 V
V _ C O N T 1
R 6 3 1
0 V
ACON
1 K
Q 1 5 6
D 1 5 4
0 V K R C 1 0 4 S - X
1 S S 1 3 3 - T 2
R 1 5 1
3 3 . 3 V
R 6 2 9 1 . 5 K
4 7 0
0 V
M T Z J 8 . 2 C - T 2
O F F / O F F : 3 5 V
O N / O F F : 3 0 V
+ 5 V R E G .
O F F / O N : 2 5 V
O N / O N : 2 0 V
Q 1 5 3
R 7 3 0
K T C 3 2 0 3 / O Y / - T
2 2 K
5 . 1 V 1 2 . 3 V
1 . 6 V
Q 7 1 0 R 1 6 1
U N F 1 0
1 / 4 W
5 . 6 V
1 / 4 W Q 1 5 7
0 . 3 V 1 / 4 W
R 1 6 2
0 . 6 V R 1 6 8 D 1 5 5
0 V - 2 6 . 4 V R 1 5 2 3 . 3 K
1 . 8 K
0 V 1 0 K
1 S S 1 3 3 - T 2
4 . 6 V
0 V Q 7 1 2
K R C 1 0 2 S - X
+ 1 2 V R E G U L A T O R
+ 7 . 5 V R E G .
Q 7 0 6
K T C 2 0 2 8 / Y / R 7 4 1
5 9 . 1 V U N F Q 1 5 1
1 2 . 7 V
K T C 2 0 2 6 / Y /
R 1 5 6
7 . 1 V 1 3 . 5 V
1 / 4 W 4 7
Q 7 0 5 U N F 2 2
1 3 . 2 V
1 / 4 W
7 . 7 V
R 7 4 2
1 / 2 W
1 0 K D 1 6 2
1 S S 1 3 3 - T 2
1 / 4 W
1 1 . 9 V
R 1 5 7
1 . 5 K
0 V
D 7 2 2
Q 7 2 2
M T Z J 1 3 C - T 2
0 V
K R C 1 0 2 S - X
W 7 0 1
R 1 5 9
1 . 5 K
1 / 4 W
- 7 . 9 V
R 1 5 8
U N F
- 1 4 . 1 V
Q 7 2 6 0 V - 7 . 3 V Q 1 5 2 4 7
1 / 2 W
K T A 1 0 4 6 / Y /
- 2 4 . 1 V
- 7 . 5 V R E G .
- 2 6 V
K R C 1 0 2 S - X
2-10
TO CN304
(SHEET 10)
C N 5 0 3
Q G B 2 5 1 0 K 2 - 0 6
R 1 7 1
1 8
!
1 W O M F
Q 5 3 3
Q 5 2 3 K T C 2 0 2 6 / Y /
R 5 4 4
K T C 3 8 7 5 / Y G / - X U N F 1 0 1 5 . 2 V 0 V
- 1 6 . 8 V
PROTECTOR
1 5 . 2 V 1 / 4 W
- 1 6 . 8 V
R 5 3 2 1 5 . 1 V Q 5 3 2
R 5 2 6
1 0 K 0 V
R 5 3 6 K R A 1 0 2 S - X
4 . 7 k 4 . 9 V 4 . 9 V
0 V
1 0 K
0 . 7 V
Q 5 2 1 Q 5 2 4 Q 5 2 5
D 5 4 3
0 . 4 V
Q 5 2 2
1 . 4 V
1 5 . 1 V
0 . 7 V
M A 7 0 0 A - T 2
0 V
0 V
0 V
R 5 2 7 0 V
1 0 k !
Q 5 3 1
0 V
K R C 1 0 3 S - X
D 5 0 3 R 5 0 3
4 . 7 K
M T Z J 6 . 8 C - T 2
R 5 5 6
1 0 K
POWER CONTROL &PROTECTOR
D 5 0 1
Q 5 0 4
1 S S 1 3 3 - T 2 K T A 1 5 0 4 / Y G / - X
9 . 5 V
1 2 V
C 5 0 1
3 . 3 / 5 0
R 5 0 2
1 0 0 K D 5 0 4
1 S S 1 3 3 - T 2
1 1 . 9 V
R 5 0 1
1 0 K
1 1 . 5 V
R 5 0 8
D 5 0 2 0 V
R 5 5 9 Q 5 0 2 1 0 K
0 V
Q 5 0 5
1 0 K
K R C 1 0 2 S - X
0 V
0 . 8 V
Q 5 0 3
LOW VOLTEAGE DETECTOR
R Y 1 0 1 F U S E F 1 0 1
!
R 1 0 2 D 1 0 2 Q S K 0 1 4 2 - 0 0 1 C 1 0 1
1 2 0 F C 1 0 2 F C 1 0 1
0 . 0 0 4 7 / 2 5 0
U N F 4 3 !
1 / 4 W 1 S S 1 3 3 - T 2
!
L 1 0 1 5 m H
!
! Q Q R 1 6 7 6 - 0 0 1
D 1 0 1 1 2
C 7 9 2 1 S S 1 3 3 - T 2
1
0 . 0 1 / 5 0
S 1 0 1
Q S W 0 9 2 4 - 0 0 1 !
1
4
C 7 9 1
N I
5
7 6
F U S E F 1 0 2
!
D 1 5 1
G B U 8 0 3
!
F C 1 0 3 F C 1 0 4
!
2 3 4 1
C N 1 0 3
Q G A 7 9 0 1 C 1 - 0 4
C 1 6 2 C 1 5 4 C 1 6 4
C 1 5 1
0 . 1 / 5 0
0 . 1 / 5 0 0.1/50 0.1/50
!
W 1 0 1
4 3 2 1
T 1 0 1
C 1 9 1 Q Q T 0 4 8 3 - 0 0 2
F C 1 5 1 F C 1 5 2
!
0 . 1 / 2 5 2 3 0 V
4 4
4
1 0 2
3 3 3
1 6
3 1 2 7 V
2 2 2 F C 1 5 6 F C 1 5 5
1 2
4 1 1 0 V
1 1 1
1 4 5
!
F 1 5 3 0 V
C 1 5 5
0 . 0 2 2 / 5 0 F C 1 5 3 F C 1 5 4
D 1 5 2 !
U T / U S / U X / U G / A
1 0 E D B 2 0 - T 4
D 1 5 3
V E R S I O N T 0 1 F 1 0 1 F 1 0 2 F 1 5 1 / 1 5 2
1 0 E D B 2 0 - T 4 !
C 1 5 6
U T / U S / U X
Q Q T 0 4 8 3 - 0 0 2 T 8 A L T 4 A L
/ U G / A
0 . 0 2 2 / 5 0
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
F A N M O T O R S T O P D E T E C T O R
D 5 4 4 5 . 1 V
1 S S 1 3 3 - T 2
Q 5 3 5
K R C 1 0 4 S - X
0 V
Q 5 3 4
0 V
0 V
R 5 4 8
1 0 0 0 V
0 V
D 5 2 3
1 S S 1 3 3 - T 2
Q 5 1 1
R 5 1 3
D 5 2 4
1 K 1 S S 1 3 3 - T 2
0 V
D 5 2 5
1 S S 1 3 3 - T 2
D 5 2 6
1 S S 1 3 3 - T 2
R 5 1 4
1 0 0 K
!
!
L
2
2 MAINS
N
1 PLUG
2 1
!
!
3
C 1 0 5 !
0 . 0 0 1 / 2 5 0
C 1 0 4
0 . 0 0 1 / 2 5 0
!
L V 4 3 3 9 1 - 0 0 1 A
E P 1 0 1
F 1 5 3
- - - T 1 A L
SHEET 9