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5-1. BLOCK DIAGRAM
IC2201
IF DEMODULATOR
Q1201, 1203
VIF
10
SF2101
IF AMP
28
DET
VIF
11
27
1ST SIF
1ST SIF IN
15
SF2102
Q2301
BUFFER
IC2601
IC2401
MULTISYSTEM
+5V
+5V REG
+9V
STEREO DECODER
Q2302, 2303
SWITCH
2
ANA IN2+
SCL
12
SDA
13
X1201
18.432MHz
XTAL
DACM
5
26
IN
R
XTAL
DACM
6
27
OUT
L
A3 (STEREO DECODER)
IC5801
TEXT DECODER
50 SDA
R OUT 34
49
SCL
G OUT
33
37
V-SYNC
Q801, 815
BUFFER
36 H-SYNC
B OUT
32
Q5801
23
INT CVBS
BLK
35
BUFFER
Q5803
Q5801
RESET 43
RESET
X IN
X OUT
IC5802
41
42
+5V
+5V REG
+13V
X801
12MHz
V2 (TELE TEXT) (KV-TG21M61 ONLY)
All manuals and user guides at all-guides.com
KV-TG21M61/TG21M90
SECTION 5
DIAGRAMS
POWER SUPPLY, DEFLECTION, AUDIO
A
AND VIDEO PROCESSING,
AUDIO/VIDEO INPUT/OUTPUT,
MICROCOMPUTER
Q1201, 1202
VIDEO
VIDEO
BUFFER
VIDEO
IN 1
L (MONO)
(FRONT)
R
IC1210
(1/2)
6
7
5
VIDEO
IC1210
VIDEO
(2/2)
IN 1
L (MONO)
3
(REAR)
1
2
R
CN301
L
6
IF
2
Q101
BUFFER
TU100
CN2101
Q102
IF
2
IF
IF BUFFER
SWF100
AGC TU
U/V L/H
IC001 SYSTEM CONTROLLER
59
L/H
MUTE
60
U/V
Q105
R
VC AMP
38
VC
G
Q106
CN2102
S
B
4
SDA
VC FILTER
Q100
3
BUFFER
IICLK1
41
KEY1
IIDAT1
R
40
KEY2
CH +
CH -
1
S901
S902
HSYNC
IC002 +5V REG
HSYNC
L
6
+9V
VOL +
VOL -
OUT
5
+5V
M-SW
S903
S904
8
1
IN
RESET
4
36
RESET
TV/VIDEO
SEL
S905
S906
CN302
R
35
EXTAL
SIRCS
1
X101
M-SW
6
SDA
34
XTAL
3
+5V
D901
SCL
4
TIMER
Q902
LED
3
TIMER
D/K
DRIVE
CN5801
CN001
Q903
R
RED
M
1
1
LED
RESP/
G
6
B/G
2
DRIVE
NICAM
B
3
NICAM
BLK
4
ST/BY
GREEN
2
SDA
6
54
IIDAT0
BRT ABL
SCL
7
56
IICLK0
VPULSE
BLUE
VSYNC
3
12
BLK
HDSW
BLK
4
SDA
CN002
6
SCL
VP
7
2
VP
2
HP
HP
3
3
CVBS
VIDEO
6
6
CN5803
– 25 –
KV-TG21M61/TG21M90
RM-952
RM-952
Q405
J1201
BUFFER
VIDEO
Q404
BUFFER
L (MONO)
Q403
BUFFER
R
Q402
Q401
R MUTE
L MUTE
6
8
7
L
L OUT
27
11
L IN
L OUT
5
9
R
MUTE
8
IC201
IC203
TONE CONT
AUDIO OUT
3
TVL
R OUT
26
12
R IN
R OUT
3
CN251
TVR
SDA SCL
2
22
21
CN300
R
3
G
2
B
1
IK
5
Q103, 104
FILTER
Q306, 308
DK SW
Q307, 310
11
I SW
IC301
Q315
Y/C JUNGLE
51
Q311, 313
50
G BUFFER
17 CVBS IN
R
21
49
M SW
55 DEEMP
G
20
IC003 MEMORY
48
IF IN
B
19
49
IF IN
IK
18
Q309, 312
55
6
CLK
54
AGC
53
5
DAT
B/G SW
IF OUT
6
Q301, 303
47
41
SSCP/FBT
SYNC
25
FILTER
CVBS IN INT
13
SIF IN
1
+5V
BY
30
IC004 IR DET
R-Y
29
Q319
26
1
2
X358
3.58MHz
CVBS OUT
38
BUFFER
34
3.58
IC401
TV SYSTEM SELECTOR
X443
4.43MHz
35
4.43/3.58
2
HOR OUT
40
I
3
EAST/WEST
45
4
VERT POS
46
1
VERT NEG
47
23
R
24
G
25
B
26
BLK
42
B-Y
31
17
48
R-Y
32
27
7
SCL
8 SDA
ABL
22
EHTX-RAY
50
CV (RGB AMPLIFIER)
Q712
Q706
MONITOR
OUT
R DRIVE
R AMP
Q709
IK LIMIT
Q711
Q705
G DRIVE
G AMP
J251
HEADPHONE
Q708
IK LIMIT
Q710
Q704
B DRIVE
B AMP
SP L
Q707
IK LIMIT
SP R
+9V
CN703
R
3
G
2
B
1
IK
5
IC604
S600
+9V
+9V
D601
T600
REG
T601
Q304
17
2
CT365,CF365
+18V
SYNC
F601
16
3
FILTER
Q300
IC601 REG SW
15
4
CT360,CF360
+11V
SYNC
14
5
FILTER
Q303
13
8
CT345,CF345
+B
1
SYNC
11
7
FILTER
DRIVE
LATCH
Q305
2
CT355,CF355
SYNC
FILTER
T503 FBT
2
5
IC602 ERROR AMP
4
6
11
1
1
2
+135V
7
–13V
9
+15V
10
Q004
H PROT
T801
Q800
H DRIVE
FV
IC850, IC851
PIN CONT
Q802
L802
13
3
1
PIN OUT
D1505
IC551
V OUT
Q561
D591
D561
1
X RAY
+135V
HV
5
7
– 26 –
RV701
G2
J701
10
V901
9
3
PICTURE TUBE
8
6
CN701
1000V
H2
1
200V
2
H1
4
CN1602
F1601
1
AC IN
2
T1602
T1601
F (Cispr)
(KV-TG21M90 ONLY)
CN601
1
AC IN
2
9
OVP
8
OSC
6
7
PH600 PHOTO COUPLER
3
4
2
1
CN851
200V
2
1000V
1
H1
4
D804, D851
DUMPER
Q801
DY1
H+
H+
H OUT
1
H+
H–
2
S801
HDY
H SENT
H–
3
H–
VDY
4
V+
V–
V–
5
DY ASS'Y
V+
6
4
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