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HCD-VX88
26
26
15
13
05
41
BUS XHOLD
46
BUS XWRL
XRESET
XOUT
DF LATCH
V. MUTE
XIN
24
25
45
95
97
VSYNC
DSP DATA
DSP LATCH
SENSE CLK
DSP CLK
SENSE
DSP MUTE
CTRL1(L:DOUBLE)
LPH
LDON
SCOR
SUBQ DATA
22
BGP
CHROMA LEVEL
RESOLUTION
65
20
X501
5V
TP522
TP523
SL503
CN503
SL502
SL501
10MHz
X503
27MHz
CD MECHANISM CONTROLLER
IC502
LEVEL SHIFT
IC504
LEVEL SHIFT
IC501
D-RAM
IC507
ROM
IC506
LOW-PASS FILTER
IC101
IC304
Y/C AMP,
MIX AMP
MPEG VIDEO/AUDIO DECODER,
VIDEO SIGNAL PROCESSOR
IC505
DIGITAL FILTER & D/A CONVERTER
IC509
DATA1O
DATA1I
CLK1
CL680 INTR
CL680 HSEL
CL680 HRDY
680 RESET
HSYNC IN
TXD
S CLK
RXD
RST
BUSY
HOLD
XWR
FOR
FLASH
ROM
WRITE
DATAI
CLK1
DATAO
DATAO
DATAI
CLK1
INT
HSEL
HRDY
RESET
ADATA
BCLK
LRCK
C2PO
DATA
XLT
CLK
SENS
SCLK
MUTE
CTRL1
LPH
LDON
SCOR
SUBQ
SQCK
XRST
MCK
B
CD
SECTION
(Page 25)
• R-CH: Same as L -CH.
• SIGNAL PATH
: CD (AUDIO)
: VIDEO (C)
: VIDEO (Y)
: CD (VIDEO)
SUBQ CLK
DEVICE RESET
23
12
I
2
C-CLK
29
I
2
C-DATA
30
5
1
3
1
2
5
8
3
4
2
10
11
27
28
18
37
36
77
20
21
33
32
31
69
HD-OUT
6
CD-C2PO
CD-LRCK
CD-BCK
HRDY
HD-IN
HCK
HINT
HSEL
RESET
PGIO2/VSYNC/CSYNC
INVERTER
Q502
CD-DATA
MWE
WE
RAS
UCAS
LCAS
A0
A8
DQ1
DQ16
RASO
CAS
MCE
MD0
I
MD15
MA0
I
MA10
Y-OUT
DA-DATA
DA-BCK 111
VCK-IN 106
DA-XCLK 86
110
DA-LRCK 108
112
119
117
113
114
121
101
93
PGIO3/HSYNC
INVERTER
Q501
60
3
5
4
13 14 28 29
38 42
40
10
8
4
13
5
1
1
3
8
6
11
1
3
2
7
19
17
DATAO
CLK1
8
7
10
21 20
4
11
18
MODE
PLM
D/A
CONV
CLOCK
DIVIDER
9
24
1
16 - 19 22 - 26
2 - 10 31 - 39
O0
O7
A11
A17
A0
A10
CE
13 - 15 17 - 21
25 4 28 29 3 2 30
12 - 5 27 26 23
58 - 44
10 - 29
22
37
TEST3
76
TEST2
75
TEST1
74
TEST LED
73
IC302
Y AMP/PICTURE CORRECTION
1
V IN
8
TINT
5
6
BGD
IC301
V OUT
1
3
2
4
14
J302
J301
VIDEO
FREQUENCY
CT503
CD-L
R-CH
27MHz
384FS
S VIDEO
OUT
(TEST MODE)
SL501-503
(SELF-DIAGNOSIS)
VIDEO OUT
DATAI
DATAO
CLK1
HRDY
INT
HSEL
RST
C-OUT 75
12
15
IC303
HUE CONTROL
VIDEO
IN
Y IN
MIX OUT1
Y OUT1
C OUT1
C IN
8
9
MUTEB
1
MUTEA
5
1
CONTROL
VIDEO
OUT
(XTAL 33.8MHz)
27MHz
RSTB
+3.3V REG
Q531
+3.3V
D5V
D
MAIN
SECTION
(Page 27)
C
TUNER/CD
SECTION
(Page 25)
34
RTS1
11
10
I
2
C-DATA
I
2
C-CLK
XRST
10
– VIDEO SECTION –