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Toshiba 27A41 Service Manual page 23

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A
B
8
FROM/TO AV
7
AUDIO_R
AUDIO_L
6
5
FROM/TO MICON/TUNER
4
SCL
SDA
TV_MUTE
FROM/TO POWER
P.CON+5V
P.CON+9V
3
SOUND+B
GND_POWER
SOUND_GND
2
NOTE:
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
THE DC VOLTAGE AT EACH PART WAS MEASURED
1
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
A
B
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C
D
SOUND SCHEMATIC DIAGRAM
(MAIN PCB)
22
R314
23
10K
5.0
1
REF
20
10.0
R320
10K
SAROUND AMP
IC1001
AN5276
+
-
ATT.CONT.
+
ATT.
+
RIPPLE
FILTER
CH1
CH2
CH2
NC
GND
NC
MUTE
RF
IN
IN
OUT
1
2
3
4
5
6
7
0
0
13.9
0
0
0
6.7
NC
R1013
10K
HS1001
763WAA0215
NC
CAUTION:
SINCE THESE PARTS MARKED BY
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
C
D
E
R324
C334
1.8K
0.033 B
C332
R326
C331
0.47 B
100
0.022
R328
B
100
5.0
5.0
5.0
4.8
4.7
4.8
0
4.8
4.7
2
3
4
5
6
7
8
9
10
VR5
1.8K
VR3
TONE
136K
AMP1
+
I2C BUS
-
INTERFACE
VR1
+
-
SIMAMP1
+
-
REF
VOLAMP1
6.5K
6.5K
6.5K
VOLAMP2
REF
+
-
-
CONTROL
SIMAMP2
+
6.5K
LOGIC
VR2
-
+
TONE
136K
VR4
AMP2
1.8K
VR6
19
18
17
16
15
14
13
12
11
5.0
5.0
5.0
4.8
4.7
4.8
0
5.0
4.9
C330
C333
0.022 B
0.47 B
C339
0.1 B
R325
C335
C303
1.8K
0.033 B
16V YK
47
L301
R327
47uH
100K
+
-
24
STAND
CH1
GND
VCC
-BY
OUT
8
9
10
11
12
0.7
0
14.9
12.1
6.7
R1003
C1001
330
1 B
R1004
C1002
330
1 B
R1009
MUTE
10K
Q1001
3.6
KRC111RTK
0
0
ARE
ATTENTION:
LES PIECES REPAREES PAR UN
ETANT
NOTE:
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
E
F
G
W831
25
W/CONECTOR.2SPEAKER
SPEAKER
CP1001
TID-X04P-Z1
8 OHM 2.5W
26
4
4
3
3
(L)
SP1001
2
2
27
070Y435002
1
1
CAUTION: DIGITAL TRANSISTOR
(R)
8 OHM 2.5W
THE RESISTOR MARKED F IS FUSE RESISTOR.
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
F
G
H
8
7
6
5
4
3
2
AUDIO SIGNAL
1
PCB010
TMA509
H

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