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A
B
8
FROM POWER
UNREG+12V
7
6
FROM/TO SOUND/AV
AUDIO_OUT
AUDIO_IN
5
GND
FROM/TO MICON/TUNER
RESET
Y_VIDEO
AT+5V
AT+5VBACKUP
4
TUNER+5V
AGC
L601
IF
0.56uH
AFT
3
GND
HD
POWER
OSD_B
OSD_BLK
2
OSD_G
VD
OSD_R
SYNC
I2C_OFF
SDA
SCL
FSC
CLOCK_CONT
1
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
NOTE:
THE RESISTOR MARKED F IS FUSE RESISTOR.
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
A
B
G-3
C
CHROMA SCHEMATIC DIAGRAM
REG
REG
Q605
Q604
KTC3203_Y
REG
KTC3203_Y
7.2
Q606
4.9
7.2
KTC3203_Y
5.5
5.5
11.3
7.9
8.5
CF603
7
SFSRA4M50CF00-A0
8.63
1.70
48
5.65
2.21
C634
QIF OUT
5
100P CH
2.38
AUDIO OUT
C642
2.5
AUDIO BYPASS
C604
50V
1
KA
50V
1
KA
3.08
EXT AUDIO IN
C623
0.0033 Y
C655
3.15
FM DIRECT OUT
0.0068 Y
CF604
3.2
TPSRA4M50C00-A0
VIF VCO F/B
C632
50V
0.1
KA
0
VIF GND
0
VIF GND
R615
R624
2.19
VIF VIDEO OUT
470
47
R606
4.5
RF AGC OUT
10K
C602
0.01 B
R609
C605
2.27
VIF APC FILTER
220
50V
0.47
KA
C626
2.86
IF AGC FILTER2
0.01 B
2.86
C628
IF AGC FILTER1
50V
0.22
KA
1.51
VIF IN (1)
CF601_1
1.51
TSF5229P3
IN
GNDOUTOUT
1
2
3
4
1
4.62
C613_2
63V
1
MKT
W817
NOTE:
THE DC VOLTAGE AT EACH PART WAS MEASURED
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.
C
D
E
(MAIN PCB)
REG
W818
Q603
6
KTC3203_Y
8.8
4.9
5.5
NC
NC
0
0
7.96
2.55
8.7
2.8
4.7
1.8
2.5
0
0
3.1
3.18
5.6
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
3.6
4.92
Y SW OUT
3.2
MCU RESET
4.8
47 8.7V REG OUT
fsc OUT 1
48 LIMITER IN
34 X'TAL
4.7
49 P.Con5.7V REG
POWER ON CONT
33 ACL/ABCL
0
32 AT5.7V REG OUT
SCL
4.7
SDA
4.8
CLOCK CONT
CHROMA IC
IC601
2.4
FAST BLK
M61250FP
2.8
R IN
2.8
G IN
64 VIF IN (2)
2.8
B IN
1 V RAMP CAP
17 H VCO F/B
4.9
16 B OUT
2 AFT OUT
V PULSE OUT
4.8
INV FBP OUT
INTELLIGENT MONI
4.8
3.6
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
0
2.63
4.8
4.8
4.2
2.7
3.45
0
0
6
6
8
3.6
3.6
3.6
NC
ATTENTION:
LES PIECES REPAREES PAR UN
ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
D
E
F
G
R623
120 1/4W
R642
D605
1K
11E1-EIC
RESET
CLOCK_CONT
VD
R648
1M
SYNC
H.CTL
C639
Q609
7.9
KTC3198
0.01 B
6
0
W834
8
9
R627
100
100
R630
R631
100
R617
1K
10
TUNER VIDEO SIGNAL
CAUTION:
SINCE THESE PARTS MARKED BY
ARE
R.SIGNAL
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
G.SIGNAL
B.SIGNAL
F
G
H
8
FROM SOUND/AV
VIDEO_IN
7
6
5
H.CTL
Q610
KTC3198
FROM MICON/TUNER
5
W842
5.69
H_CTL
4
6
PROTECT_H
FROM/TO DEFLECTION/CRT
V_OUT
ABCL
V_FEEDBACK
GND
H_OUT
H_SYNC
3
B.OUT
G.OUT
R.OUT
CLAMP
TEST POINT
2
CP601
00_8283_0611_00_000
VIDEO
6
INT.MONI
5
IIC_OFF
4
SDA
3
SCL
2
PCB010
GND
1
TMA525
1
LUMINANCE SIGNAL
AUDIO SIGNAL
DEFLECTION SIGNAL
H
G-4
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