Toshiba 27A45 - Sound

ABC D E F GH
ABC D E F GH
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
S810X
S810Y
S809Y
S809X
IC1001 AN17808B
SOUND AMP IC
1 10111223456789
Q1001
KRC111SRTK
MUTE
CP1001
A2502WV2-4P
1
2
3
4
SPEAKER
SP1001_1
S0509F12A-F
W/CONECTOR.2SPEAKER
L301
100uH 0305
IC302
AN5891SA-E1V
TONE CONTROL IC
1101112 13 14 15 16
171819
2
20212223242526272829
3
303132
4 56789
HS1001
763WAAA062
:SINCE THESE PARTS MARKED BY
CAUTION
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
:LES PIECES REPAREES PAR UN ETANT
ATTENTION
C1001
0.150V YK
C1002
0.150V YK
C1011_1
22035V YK
C1008_1
1050V KA
C1003
220025V YK
C1009
100025V YK
C1004
100025V YK
C305
1050V YK
C321
1050V YK
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
R1004
15K
R1003
15K
R1014
820 1/4W
R1015
6.8K
R1009
10K 1/4W
R314
220K
R1011
12K
R1013
10K
R303
100 1/4W
R304
100 1/4W
R1010
12K
R302
2.7K 1/4W
R301
2.7K 1/4W
C334
1
B
C313
0.01 B
C310
0.033
B
C320
47P
CH
C322
47P
CH
C301
0.033 B
C312
0.01
B
C1005
220P B
C311
0.1 B
C315
0.1 B
C303
0.01 B
C307
0.015
B
C309
0.039
B
C1012
0.0047 B
C1010
0.0047 B
W834
W831
W833
W832
W803
W858
W835
C306
10016V YK
C314
1050V YK
C333
1050V YK
C308
1050V YK
C316
1050V YK
C302
1050V YK
C319
1050V YK
C318
1050V YK
C317
1050V YK
C304
1050V YK
CAUTION: DIGITAL TRANSISTOR
SW_AUDIO_L
SW_AUDIO_R
P.CON+8V[B]
AT+5V
GND
SDA
SCL
TV_MUTE
SOUND+B
GND
P.CON+12V
SOUND_GND
27A45/27A45C G-10G-9
PCB010
CMD016
FROM POWER
FROM/TO MICON
FROM/TO COMBI FILTER
FROM CHROMA
FROM TUNER/STEREO
1
2
3
4
(5MM)
8 OHM 2.5W
NC
RIPPLE
FILTER
+
-
+
NC
-
+
+ATT.
VCCGND
STAND
-BY OUT
MUTE
OUT
CH2 CH1
GND
CH2
ININ
CH1
RF
VOL
VOL
ATT.CONT.
0
0
3.6
control
MODE
R IN VrefVCC
PF1 AGC L IN
SURRAGC
+
L ONTVDBDLBLT
GNDPF4
PF3PF2
NCNC
SCLSDAR OUT
NC NC
NC
TDBLD
Balance
/MUTE
Control
Volume
2.2K
+
+
RTRBBB
NCNC
Tone
Control
NC
27
26
(R)
(L)
3.9 1.7 3.0 0 3.9 3.9 3.9 0 4.0 4.0 0 0 2.0 2.9 4.0
2.3 7.9 4.5 4.0 0 0 4.0 4.0 4.4 3.0 2.0 0 0 4.0 3.5 3.5
0 0.2 16.0 0 0.2 0.7 0 16.5 12.7
3.7
SOUND SCHEMATIC DIAGRAM
(MAIN PCB)
NC NC NC NC
NCNCNC NC
0
22
23
25
24
0.70