Sound Amp - Toshiba 30HF66 Service Manual

Toshiba color tv service manual
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A
B
8
7
15
FROM/TO STEREO
SOUND_A_R
16
SOUND_A_L
6
FROM/TO MICON
GND
5
C1005
0.0047 B
SP_A_MUTE-H
P.CON+5V
4
FROM/TO OPERETION
CP1005
(CD1003)
A2001WV2-3P
SOUND+B
1
SOUND+B
SOUND_GND
2
SOUND_GND
3
GND
3
2
1
CAUTION
ATTENTION
:SINCE THESE PARTS MARKED BY
ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
A
B
G-17
C
SOUND AMP SCHEMATIC DIAGRAM
SOUND AMP IC
IC1001
+
RIPPLE
FILTER
CH1
NC
RF
IN
1
2
0.2
16.0
NC
C1002
R1004
25V
10
KA
4.7K
C1014
0.0047 B
C1001
R1003
25V
10
KA
4.7K
C1013
0.0047 B
STANDBY SW
Q1001
RT1N241C
R1001
1K
:LES PIECES REPAREES PAR UN
ETANT
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
DANGEREUSES AN POINT DE VUE SECURITE
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
C
D
E
(AV PCB)
AN17808B
+
+
-
-
ATT.CONT.
ATT.
+
CH2
CH2
STAND
CH1
GND
NC
MUTE
GND
VCC
IN
OUT
-BY
OUT
3
4
5
6
7
8
9
10
11
12
0
0.2
0
0.7
3.7
0
16.5
12.7
0.7
NC
HS1001
763WAA0295
HS33V6
NC
R1009
10K
(FRONT JACK PCB)
FROM/TO AV SW/JACK
CD2201
(CP701)
CU283001
1
FRONT_A_IN_R
2
GND
3
FRONT_A_IN_L
4
GND
5
FRONT_V_IN
6
FRONT_S_C
7
FRONT_S_Y
8
FRONT_S_L
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
D
E
F
G
C1004_1
17
SP OUT L
4
4
25V
1000
YK
SOUND GND
3
3
SOUND GND
2
2
C1009_1
18
SP OUT R
1
1
25V
1000
YK
A2502WV2-4P
CP1004
CU147202
CD1002
C2202
47P CH
FRONT VIDEO JACK
J2202
AV-5A-66H
FRONT AUDIO L JACK
J2203
AV-5A-68H
W841
C2204
470P CH
FRONT AUDIO R JACK
J2204
AV-5A-67H
W842
C2203
470P CH
J2201
R2204
MDC-012V1-A_LF
100
1/4W
CAUTION: DIGITAL TRANSISTOR
PCB260
CEF158
F
G
H
8
SP1001
S0510F01
8 OHM 5W
7
SPEAKER
(L)
SPEAKER
(R)
SP1002
S0510F01
8 OHM 5W
6
5
4
3
2
PCB070
CEF155
1
H
G-18

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