Sony GV-A500E, Service Manual

Page: 25 / 127

GV-A500/A500E
3-2. VIDEO BLOCK DIAGRAM 1
3-4 3-5 3-6
IC129
5
REC/PB
IC129
5
REC/PB
IC129
3
REC/PB
@ª
IC129 !£ REC/PB
@ª
IC129 !£ REC/PB
#º
IC129
!∞
REC/PB
IC129
#∞
REC
IC129
$¢
REC IC129 $¢ REC
IC129
$§
REC
IC129
$§
REC
IC129
%£
REC IC129
%£
REC
0.4Vp-p
(PAL)
0.4Vp-p
(NTSC)
H
0.5Vp-p
(NTSC)
H
0.35Vp-p
(PAL)
1Vp-p
(NTSC)
H
H
0.8Vp-p 17.7343MHz (PAL)
14.3181MHz (NTSC)
180msec
(PAL)
H
0.3Vp-p
(NTSC)
0.38Vp-p
(PAL) H
0.4Vp-p
(PAL)
H
H
H
0.28Vp-p
(NTSC)
H
0.5Vp-p
(PAL)
0.52Vp-p
(NTSC)
H
H
IC361 $¡ PB
IC361 7 REC/PB
1Vp-p
(NTSC) H
0.2Vp-p
3.58MHz (NTSC)
25
J102
BPF
4
7
10
1
2
IO-62
BOARD
FP-573
(FLEXIBLE)
CN103
CN002
4
7
10
1
2
5
8
11
1
2
CN001
Y I/O
C I/O
S JACK
V I/O
V JACK
6
7
12
1
2
CN107
VIDEO
FP-570
(FLEXIBLE)
CN203
2
19
13
2
19
13
V/Y IN
C IN
V OUT
EX-34
BOARD
CN204
3
20
1
2
19
13
V/Y IN
C IN
V OUT
ACCESSORY
TIRMINAL
BUFFER
IR TRANSMITTER
2
19
13
CN109
Q1309
Q1352 Q1354 Q1355
Q1350
11
64
1
51 AGC
LPF 58
60
62
AGC
49 TRAP 53
46
Y OUT
44
42
BURST
LOCK
TRAP
ADJ
22
20
12
35
3 LPF
BPF DDS
DOS
YX
29
17
27
5
8 7 9
DOS 15
39 37
13
Y
V
C
V
9
CN207
(FOR CHECK)
XTAL
X1305
14.318MHz (NTSC)
EXTAL
CS
Y
C
SI SCK
C IN
Y IN
4FSC
DOS B
MON DDS W1
MON DDS B1
IR CONT
BCL IN
C OUT
AGC CNT2
61
AGC CNT1
CLK ERR
71
C IN
VOB1
VOW1
VBO
Y OUT
C OUT
4FSC
IC102
25
IC103
11
IC104
12 IC104
15
IC104
2 IC130
Q1203
10 IC106
VIDEO 2
BLOCK
TO/FROM
IC129
Q1351,1353
Q1356,1357
SIGNAL SELECTOR
Q1305
S JACK IN 67 IC1952
MODE
CONTROL
TO
V JACK IN
66 IC1952
BLOCK
EZ V OUT
IC108
EVR D/A CONV.
43
12
13
14
2
1
3 20
44
46
45
47
EVR 20
EVR 44
EVR 46
EVR 45
EVR 47
21
EVR 21
18 EVR 18
17 EVR 17
16 EVR 16
37
AUDIO
BLOCK
TO
SERVO
BLOCK
TO
VIDEO 2
BLOCK
TO
31
SCK
V ON
SI
DA STB
IR CONT
AGC CONT1
AGC CONT2
SP VOL
1.5M DEV
1.7V DEV
AU BPF
AU FADE
CFG DUTY
VREF Y
VREF C REC
VREF C EE
(3V)
(5V)
8
29
D3.2V(VDD1)
A4.9V(VDD2)
A4.9V(VCC)
22
28 EVR 28
27 EVR 27
26 EVR 26
25 EVR 25
24 EVR 24
AGC RF CONT
FRQ TUNE
VREF BAD
DOC DET
VREF RF
RF AGC CONT
RP IR
36 EVR 36
35 EVR 35
34 EVR 34
33 EVR 33
30 EVR 30
MT Q
REC L CONT
MT FQ
REC Y/MT CONT
SWP
39 VIDEO CAR
40
VIDEO DEV
38 AUDIO DEV
A3.2V
A4.9V
VIDEO 2
BLOCK
TO
VC SCK
VC SO
DA STB
4
34
22
IC119
IC117
IC117
CS I/O 24 IC117
SYSTEM
CONTROL
FROM
BLOCK
63 47
LCD Y
5 IC801 LCD C
Q801,802
LCD
BLOCK
TO
2 4
1 2 3 5 CK Q D Q
CLOCK DIVIDE
IC204
IC205
X1601
28.636363MHz(NTSC)
IC206
BUFFER
Q1605
CLP
CENTER
BIAS
AMP
PB
AGC
LINE
S/H
DRIVE
A/D
CONV.
12 17 33 43
2
11
. . .
34
36
41 16 35
10
RF CONT REC/PB
D0-9
VDD
A3.2V IC203
S/H,AGC
10BIT A/D CONV.
82
73
10
AD1-10 IC106
PB/REC
PB C
IC102
IC101
7
8
AMP TRAP
BUFFER
Q1306
Q1307
Q1360
Q1361
BUFFER
Q1362
8
28
17
29
13
12
10
31
32
CK CONT 99 IC117
5 3
7
IC112
HI SI
V DATA
SERIAL INTERFACE
IC111
SYNC
RESET
BUSY
CS
SCK
ADI
SDO
SYS RESET 9 IC1952
UVIC BUSY
68
IC1952
UVIC CS 23 IC1952
HI SCK 35 IC1952
34
IC1952
HI SI 33 IC1952
MODE
CONTROL
TO/FROM
BLOCK
OSC1
OSC2
MCK IC114 52
CL IC114 50
VIDEO 2
BLOCK
TO/FROM
SIRCS ENV 59 IC1952
SIRCS CAR 36 IC1952
IR ON
43
IC1952
Q351
SIGNAL
PROC.
VIDEO
MIX
SIGNAL
PROC.
AUDIO
14
41
35
39
46
7
48
45
27
HPF
25 16
15
22
STBY
AMP
18 DRV
24
IC106 94 FSC
IC361
FP-572
(FLEXIBLE)
4 3
IR EM
HP L
50
IC109
HP/LINE R 52 IC109
AUDIO
BLOCK
FROM
4
CN108
3
CN361
IR-29
BOARD
D362
D363
MT5V
F361
VC-197 BOARD
16
S VIDEO
J103
23 EVR 23 AFC FO ADJ
HI SO
17.734475MHz (PAL)
28.375MHz (PAL)
6
3
1
2
5
7
D1602
LED
DRIVE
Q352,353
LED
DRIVE
Q365
(SEE PAGE 3-16)
(SEE PAGE
3-18)
(SEE PAGE 3-7,8)
(SEE PAGE 3-10)
(SEE PAGE 3-7)
(SEE PAGE 3-15)
(SEE PAGE
3-13)
(SEE PAGE 4-59)
(SEE PAGE 4-55)
(SEE PAGE 4-19)
(SEE PAGE 3-18)
(SEE PAGE 3-7,8)
(SEE PAGE 3-20)
(SEE PAGE 3-7,3-8)
(SEE PAGE 4-39)