Insignia IS-TV040923 - Page 31

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
Q1003
KRC111SRTK
AUDIO_MUTE
IC901 AN5829S
SOUND DECORDER IC
1 101112
13141516171819
2
2021222324
3456789
SPEAKER
SP1001
S0509F12-D
8 OHM
L902
100uH 0305
IC1001 AN17805ASOUND AMP IC
1 10111223456789
C903_1
4.750V KA
C904_1
4.750V KA
C910_1
10016V YK
C915_1
3.350V KA
C905_1
4.750V KA
C907_2
10
25V KA
Q902
2SA1530A1
BUFFER
Q901
2SA1530A1
BUFFER
CP1001
A2502WV2-4P
1
2
3
4
HS1001
763WAAA073
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
C1021
1
F
C916_1 0.1 B
C914_1 0.1 B
C917_1 0.1 B
C1020
1
F
C918_1 0.1 B
C908
0.001
B
C912
0.047
B
C1007
0.0068 B
C1004
0.0068 B
C911
0.33 B
C913
0.022 B
C1014_1
47
16V YK
C1015_1
2216V KA
C1019_1
4.750V KA
C1009
100025V
YK
C1008
100025V YK
C1013_1
10025V YK
C1016
2200
35V
YK
C919
1050V
KA
R319
2.2K
R308
2.2K 1/4W
R1015
18K 1/4W
R1020
22K 1/4W
R1016
10K
1/4W
R1019
18K
R902
470
1/4W
R1018
47K
1/4W
R903
220K
R1014
18K
1/4W
R1010
10K 1/4W
R901
470
1/4W
R1017
10K
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
:LES PIECES REPAREES PAR UN ETANT
ATTENTION
:SINCE THESE PARTS MARKED BY
CAUTION
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE
W852
W894
W866
W867
W829
W881
W834
AUDIO SIGNAL
SCL
SDA
AUDIO_MUTE
VOLUME
GND
REAR_AUDIO_R
REAR_AUDIO_L
FRONT_AUDIO_R
FRONT_AUDIO_L
GND
SOUND+B
GND
SOUND_GND
P.CON+8V[B]
TU_AUDIO
AUDIO_OUT_L
AUDIO_OUT_R
GND
STEREO+5V
33
28
J-8J-7
PCB010
TMD605
0.3
0.3
0
31
NC
FROM/TO MICON/CHROMA/TUNER
FROM POWER
FROM/TO AV
FROM/TO DEFLECTION/CRT
FROM/TO MICON/CHROMA/TUNER
1
2
3
4
SOUND SCHEMATIC DIAGRAM
(MAIN PCB)
Noise
Det
Spectral
RMS Det
SAP
Filter
Noise
Filter
Spectral
Filter
SAP
Det
Stereo
Filter
GND
Input
VCA
Pilot
Det
St.PLL
Cancel
Pilot
Vcc
Spectral
Expand
dbx De-Emph
SAP
Demod
Wide Band
RMS Det
Wide Band
Filter
L+R Filter L+R Demod
IIC Decoder
L-R DemodL-R Filter
fH.2fH Trap Filter
OUT SW
AGC
Matrix
Offset
Cancel
Offset
Cancel
Wide Band
Expand
ZAPDAC
(L-R)/SAP
Switch
De-Emph
75us
SAPout
Filter
0 2.3 0.4 5.1 2.4 2.4 0.4 2.3 3.4
3.7
2.63.63.705.05.002.32.3
2.3 2.3 2.22.2
25
27
26
NC
+
RIPPLE
FILTER
+
-
-
+
+ATT.
VCCGND
STAND
-BY OUT
MUTE
OUT
ATT.CONT.
NC
CH2 CH1
GND
CH2
ININ
CH1
RF
17.6 0 1.0 0 16.8 0.3 0 18.9 8.7 16.8
NC
00
R
L
32
2.3 2.3
3.2
2.3
0
0
3.2
2.3
SP OUT L+
SP OUT L-
SP OUT R+
SP OUT R-