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HCD-VX555/VX555J
VIDEO CD SECTION
CD
CD DATA/CD BCK/CD LRCK/C2PO
B
SECTION
(Page 24)
CD MECHANISM CONTROLLER
CN503
(TO FLASH WRITER)
TXD
32
SCLK
33
BUSY
34
RXD
31
RST
12
PGM
9
XWR
46
HOLD
41
MAIN
XRST
F
SECTION
(Page 25)
CL680 INTERRUPT
IC502(2/2)
RESOLUTION
3
CHROMA LEVEL
4
Q301
BGP
22
V.MUTING
65
DAC RESET
66
DATA1I
CLK1
IC505
RTS1
MPEG VIDEO/AUDIO DEC
VIDEO SIGNAL PROC
DATA1O
Y OUT
XRESET
4
CD DATA
C OUT
DA DATA
110
CNVSS
3
CD BCK
5
DA BCK
111
BUS XWRL
CD LRCK
6
DA LRCK
CD C2PO
108
BUS XHOLD
DA XCLK
112
DATAI
36
HD OUT
119
DATAO
35
HD IN
VCK IN
106
DF LATCH
88
117
CLK1
37
HCK
Q501
101
H SYNC IN
21
H SYNC
BUFFER
MD0
MD15
Q502
V SYNC
45
93
V SYNC
BUFFER
20
114
HINT
CL680 HSEL
87
121
HSEL
CL680 HRDY
85
113
HRDY
680 RESET
86
60
RESET
MA0
MA10
XIN
15
X501
10MHz
XOUT
13
Q531
+3.3V
+5V
+3.3V REG
(IC505 VDD)
RAS0
CAS
MWE
MCE
IC303
Y AMP
5
CCT
VOUT
1
L.P.F
10
VIN
IC302
C AMP
8
TINT
VOUT
6
5
BGP
L.P.F
1
VIN
IC509
DIGITAL FILTER
D/A CONV
10
RSTB
L.P.F
IC101
9
MD
5
7
V OUT L
14
8
MC
7
ML
V OUT R
11
R-CH
69
XT1
1
X503
75
27MHz
18
XT2
DATA
24
17
BCK
19
LRCK
IC504
8
9
10
11
20
86
384FSO
6
5
4
3
4
MCKO
IC504
27MHz
10
15 .
17
.
19
.
21
IC507
.
DRAM
23
29
16
2
19
A0
5
.
.
58
22
A8
7
56 .
26
DQ1
10
.
54
.
DQ16
31
52
34 .
14
RAS
50
.
36
28
UCAS
48
.
39
29
LCAS
46
13
WE
44
IC506
FLASH ROM
20
21
13
23
.
.
A0
3
25
.
A10
2
29
.
.
O0
31
1
.
O7
12 .
42
A11
4
ı
.
40
A17
5
.
38
11
.
37
30
CE
10
.
6
26
26
IC304
VIDEO AMP
Y
2
Y IN
Y OUT1
15
Y OUT2
14
J301
2
4
S VIDEO
OUT
3
1
7
C IN
C
C OUT
9
MAIN
VMP-VIDEO IN
G
SECTION
1
MUTE A
MIX OUT1
12
(Page 25)
8
MUTE B
MIX OUT2
11
MAIN
LOUT
E
SECTION
(Page 25)
CD
MCLK
C
SECTION
(Page 24)
• R-ch is omitted due to same as L-ch.
• Signal Path
: CD
: VIDEO
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