Block Diagrams -Video Section - Sony HCD-VX222 Service Manual

HCD-VX222
VIDEO SECTION
TUNER
XRST
G
SECTION
(Page 22)
TUNER
CD DATA/CD BCK/CD LRCK/C2PO
B
SECTION
(Page 22)
RESOLUTION 3
CHROMA LEVEL 4
BGP 26
V MUTE 65
CD MECHA CONT
IC502(2/2)
DATA1 I 32
DATA1 O
31
DF LATH 22
CLK1 33
H SYNC 25
V SYNC 45
HINT 20
HSEL 21
HRDY 23
RESET 24
IC301
11 10
MPEG VIDEO/AUDIO DEC
VIDEO SIGNAL PROC
IC505
LEVEL SHIFT
77 DEVICE RST Y OUT
IC501
C OUT
CD DATA
1 4
4 CD DATA DA DATA
CD BCK
13 10
3 CD BCK DA BCK
CD LRCK 5 8
5 DA LRCK
CD LRCK
C2PO
6 CD C2PO
DA XCLK
112 HD OUT
119 VCK
HD IN
111 HCK
MD0
BUFFER
101 H SYNC
MD15
Q501
BUFFER
93
V SYNC
Q502
114 HINT
121 HSEL
113
HRDY
MA0
60 RESET
MA10
RAS0
CAS
MWE
MCE
MAIN
VIDEO SW
F
SECTION
(Page 23)
MAIN
VIDEO
E
SECTION
(Page 23)
Y AMP
IC303
5 CCT
VOUT 1
10 VIN
C AMP
IC302
8 TINT
VOUT 6
5 BGP
L.P.F 1
VIN
DIGITAL FILTER
D/A CONV
IC509
10 RSTB
9 MD
V OUT L 14
8 MC
7
ML
V OUT R 11 R-CH
69 XT1 1
X503
75
27MHz
110 18 DATA XT2 24
11 17 BCK
19
108 LRCK
IC104
86 20 384FSO
4
106 MCKO
IC504
10
27MHz
15 .
17
.
19
.
21
.
23
29 16 DRAM
2
IC507
19 A0 5
.
.
58
A8
22 7
56 .
26 DQ1 10
.
54
.
DQ16 31
52
14 RAS 34 .
50
.
28 UCAS 36
48
.
29 34
LCAS
46
13 WE
44
12 MICRO ROM 13
IC506
5 15
. .
A0
27 17
.
A8
26 21
. .
DQ1
23 25
.
DQ16
4 .
42
28
.
40
29
.
38
3
.
37 22 CE
2
.
30
24 24
VIDEO SELECTOR
IC704
2
3
VIDEO AMP
IC304
MIX OUT1 12 1
MIX OUT2 11 4
2 Y IN Y OUT1 15
Y OUT2 14
7 C IN
C OUT 9
1 MUTE A
8 MUTE B
L.P.F
IC101
5
J705
VIDEO
OUT
7
Y
J301
2
4
S VIDEO
OUT
3
1
C
MAIN
L-CH
D
SECTION
(Page 23)
TUNER
384FS
C
SECTION
(Page 22)
• Signal Path
: CD
: VIDEO