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
C
D
SOUND SCHEMATIC DIAGRAM
(MAIN PCB)
22
R314
23
10K
R324
1.8K
C331
0.022
5.0
5.0
5.0
5.0
1
2
3
1.8K
136K
+
REF
-
VR1
SIMAMP1
+
-
REF
VOLAMP1
VOLAMP2
REF
+
-
SIMAMP2
VR2
-
+
136K
1.8K
20
19
18
10.0
5.0
5.0
5.0
C330
0.022 B
R320
10K
R325
1.8K
SAROUND AMP
IC1001
AN5276
+
-
ATT.CONT.
+
ATT.
+
RIPPLE
FILTER
CH1
CH2
CH2
NC
GND
NC
MUTE
GND
VCC
RF
IN
IN
OUT
1
2
3
4
5
6
7
8
9
0
0
13.9
0
0
0
6.7
0.7
0
NC
R1003
330
R1004
R1013
330
10K
R1009
10K
3.6
KRC111RTK
HS1001
0
763WAA0215
NC
CAUTION:
SINCE THESE PARTS MARKED BY
ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
C
D
E
F
C334
0.033 B
C332
R326
0.47 B
100
R328
B
100
4.8
4.7
4.8
0
4.8
4.7
4
5
6
7
8
9
10
VR5
VR3
TONE
AMP1
I2C BUS
INTERFACE
+
-
6.5K
6.5K
6.5K
-
CONTROL
+
6.5K
LOGIC
TONE
VR4
AMP2
VR6
17
16
15
14
13
12
11
4.8
4.7
4.8
0
5.0
4.9
C333
0.47 B
C339
0.1 B
C335
C303
0.033 B
16V YK
47
L301
R327
47uH
100K
W831
+
-
24
25
STAND
CH1
-BY
OUT
10
11
12
14.9
12.1
6.7
C1001
1 B
C1002
1 B
MUTE
26
Q1001
0
27
ATTENTION:
LES PIECES REPAREES PAR UN
ETANT
NOTE:
THE RESISTOR MARKED F IS FUSE RESISTOR.
DANGEREUSES AN POINT DE VUE SECURITE
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
N'UTILISER QUE CELLS DECRITES
IS NON POLAR ONE.
DANS LA NOMENCLATURE DES PIECES
E
F
G
H
W/CONECTOR.2SPEAKER
SPEAKER
CP1001
TID-X04P-Z1
8 OHM 2.5W
AUDIO SIGNAL
4
4
3
3
(L)
SP1001
2
2
070Y435002
1
1
CAUTION: DIGITAL TRANSISTOR
(R)
8 OHM 2.5W
PCB010
TMA509
G
H
8
7
6
5
4
3
2
1

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