A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
Q203
2SA1037AK
TV BUFFER
L603
47uH
L601
47uH
L205
47uH
L604
47uH
L202_1
0.82uH
ELF0505
L602
100uH
L201
100uH
0305
C209
0.47
50V
KA
C918
4.7
50V
KA
C919
2.2
50V
KA
C921
10
50V
KA
C917
4.7
50V
K
A
C630
0.22
50V
KA
C204
10
16V
KA
C619
1000
6.3V
YK
C624
100
10V
YK
C924
100
10V
YK
C612
2.2
50V
KA
C925
0.33
50V
KA
C929
3.3
50V
KA
C625
4.7
50V
KANP
IC902
AN5829S
SOUND DECORDER IC
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
3
4
5
6
7
8
9
IC201
TB1253N
CHROMA IC
1
10
11
12
13
14
15
16
17
18 19
2 20 21 22 23 24 25 26 27 28
29
3
30
31
32
33
34
35
36
37
38
39
4
40
41
42
43
44
45
46
47
48
49
5
50
51
52
53
54
55
56
6
7
8
9
CF203
EFCT4R5MW5
CF201
EFCT4R5YS5A
OUTOUT G IN IN
CF202
SAFGP45M7VHCZR
1
2
3
4
5
CF204
MKT47.3MC110P-TF
X601
3.579545MHz
CD701B
CH243001
1
2
3
4
TUNER VIDEO SIGNAL
LUMINANCE SIGNAL
COLOR SIGNAL
DEFLECTION SIGNAL
G.SIGNAL
B.SIGNAL
TUNER AUDIO SIGNAL
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
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.
NOTE:
R203
1.2K
R908
100
1/4W
R907
100
1/4W
R906
220K
R625
150K
R618
270K
R615
1.8K
R213
330
R209
33K
R609
100
R611
100
R613
100
R616
100
R617
100
R624
1.5M
R217
6.8K
R219
470
R220
68
R210
150
R205
100
R204
220
R215
470
R201
1K
R202
1K
R604
470
R605
10K
R632
150K
R607
2.2K
R603
8.2K
R608
270 1/4W
R747
75
R750
75
R212
3.3K
R602
1K
R214
390
R211
2.2K
R619
33K
R610
2.7K
R612
2.7K
R614
2.7K
R904
470
R218
2.2K
R916
4.7M
R905
470
R223
150
R221
220
1/4W
R601
180K
R639
12K
C222_1
0.01
F
C607_1
0.01
F
C215_1
33P
SL
C210
0.0022
B
C959
0.1
B
C965
0.1
B
C629
0.0022
B
C208_1
0.01
F
C218_1
0.01
F
C220
0.1 B
C212
0.1 B
C636
0.1 B
C626
0.012
B
C206
0.1
B
C620
0.1
B
C621
0.1
B
C622
0.1
B
C927
0.022
B
C922
0.022
B
C610
0.68 TF
C207
10P CH
C603
0.1
B
C605
0.1
B
C606
0.1
B
C601
0.1
B
C634
0.22
B
C633
0.1
B
C611
0.47
TF
C627
8P
CH
C602
0.1 B
C932
0.1
B
C930
0.1
B
C926
0.047
B
C928
0.1
B
C931
0.1
B
C966
0.1
B
C967
0.1
B
C201_1
0.01
F
C202_1
0.01
F
C221_1
0.01 F
C227_1
0.001
B
C609_1
0.022
F
C617_1
0.01
F
C618_1
0.01
F
C623_1
0.01
F
C631_1
39P
SL
C632_1
39P
SL
C637_1
3P
SL
C638_1
100P
SL
C205
10P CH
W816
W844
W860
W849
W840
W830
W842
W839
W847
W848
D604
MTZJ6.2B
D603
MTZJ6.2B
D602
MTZJ6.2B
D201
MTZJ12B
C216
10
16V
KA
C616
47
16V
KA
C214
10
16V
KA
C211
0.22
50V
KA
C213
100
10V
YK
C203
100
16V
YK
C615
100
10V
YK
C604
1
50V
KA
C640
1000
16V
YK
C935
4.7
50V KA
C608_1
1
50V
KA
C643
47
16V
KA
D605
11E1-EIC
D614
1SS133
D613
1SS133
D611
1SS133
Q204
2SC2814
PRE AMP
Q202
2SC2412K
TV BUFFER
Q201
2SC2412K
AUDIO
BUFFER
R638
180 1W
Q605
DTC114EKA
SWITCHING
Q604
DTC114TKA
SWITCHING
L204
12uH
L901
22uH
L203
2.2uH
TP901
AUDIO_L
CAUTION: DIGITAL TRANSISTOR
S811Y
S811X
S807X
S810Y
S810X
S803X
S803Y
S804Y
S804X
S802Y
R.SIGNAL
C.OUT
Y.OUT
TUNER_VIDEO
SYNC_OUT
SDA
SCL
OSD_B
OSD_G
OSD_R
OSD_BLK
R.OUT
GND_SIGNAL
P.CON+9V
P.CON+5V
GND_POWER
AT+10V
V.OUT2
H.OUT
AFC
EW_OUT
ABCL
AFT_OUT
B.OUT
AGC
G.OUT
IF
R.OUT
FSC_OUT
TUNER_AUDIO_L
TUNER_AUDIO_R
TO AV
(MAIN PCB)
CHROMA/IF SCHEMATIC DIAGRAM
FROM/TO MICON/TUNER
FROM/TO AV
FROM/TO AV
FROM/TO MICON/TUNER
FROM POWER
FROM/TO DEFLECTION
PCB010
TMA510
0.23
6.01
0
4.91
0.062
0.004
NC
NC
IF GND
IF DET OUT
LOOP FILTER
IF VCC(9V)
V REF
DE-EMPH
DC NF FILTER
EXT AUDIO IN
Y CLAMP FILTER
APL DET FILTER
CVBS EXT IN
U IN
V IN
C IN
CVBS OUT
BLACK DET FILTER
DIG GND
V OUT
V RAMP
H VCC(9V)
H AFC FILTER
H OUT
SYNC OUT
X-RAY
FBP IN/GP OUT
SIF/H CORR IN
IF VCC(5V)
VCO ADJ FILTER
AUDIO OUT
AFT OUT
X’TAL(3.58MHz)
IF AGC
RF AGC
APC FILTER
IF IN
IF IN
CW OUT
YC VCC(5V)
R OUT
G OUT
B OUT
YC GND
SVM OUT
YS/YM IN
EXT R IN
EXT G IN
EXT B IN
RGB VCC(9V)
SCL
SDA
EHT IN
CVBS LNT IN
IK IN
ABCL IN
DIG VDD
EW OUT
2.3
6.2
0.6
1.3
0
0 9.0
5.0
0 9.0
5.0 9.0 9.0
5
6
7
8
9
10
12
13 14 15
Noise
Det
Spectral
RMS Det
SAP
Filter
Noise
Filter
Spectral
Filter
SAP
Det
Stereo
Filter
GND
Input
VCA
Pilot
Det
St.PLL
Cancel
Pilot
Spectral
Expand
dbx De-Emph
SAP
Demod
Wide Band
RMS Det
Wide Band
Filter
L+R Filter L+R Demod
IIC Decoder
L-R Demod
L-R Filter
fH.2fH Trap Filter
ZAP
OUT SW
AGC
Matrix
Offset
Cancel
Offset
Cancel
Wide Band
Expand
DAC
(L-R)/SAP
Switch
De-Emph
75us
SAPout
Filter
0 2.3 2.3 2.2 2.2 0.4
Vcc
5.1 2.4 2.4 0.4 2.3 3.4
9.0
3.1
3.7
2.4
3.1
3.5
4.1
9.0
4.1 2.4 2.4 3.7 2.8 3.6 2.4 2.5 1.9 2.4 2.5 2.5 2.5 2.7 1.5 6.0 4.9
3.0 0 0 0 0.1 2.7 3.2 2.1 2.0 2.9 1.6 4.8 4.8 4.8 0 2.2 0.1 2.2 2.2 2.2 1.1 6.0
7.1 4.0 2.1 0 6.0 3.4 2.0
2.3 2.3 2.3 2.3
NC
0 5.0 5.0 0 3.7 3.6 2.6 3.7
5.0 5.0
11
