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HCD-LV80
24
24
SYSTEM
SELECT
S501
65
15
13
09
30
I
2
C.DATA
29
I
2
C.CLK
XRESET
TEST LED
NT/PAL
XOUT
+5V
D502
A7
DF LATCH
SHARPNESS
XIN
24
45
BUS
DSP DATA
DSP LATCH
SENSE CLK
DSP CLK
SENSE
DSP MUTE
CTRL1(L:DOUBLE)
CTRL2
LDON
SCOR
SUBQ DATA
22
34
X501
NTSC
AUTO
PAL
10MHz
X503
27MHz
VIDEO CD CONTROL
IC502
LEVEL SHIFT
IC504
LEVEL SHIFT
IC501
D-RAM
IC507
ROM
IC506
AMP
IC101
OUTPUT AMP
IC401
VIDEO/CD DECODER
IC505
DIGITAL FILTER & D/A CONVERTER
IC509
DATA1O
DATA1I
CLK1
CL680 INT
CL680 HSEL
CL680 HRDY
680 RESET
DATA0
DATAI
CLK1
INT
HSEL
HRDY
RESET
ADATA
BCLK
LRCK
C2P0
DATA
XLT
CLK
SENS
SCLK
MUTE
CTRL1
LPH
LDON
SCOR
SUBQ
SQCK
XRST
MCK
A
CD
SECTION
(Page 20)
• R CH: Same as L ch
• SIGNAL PATH
: CD
: CHROMA
:Y
: VIDEO
SUBQ CLK
DEVICE RESET
23
93
73
12
3
4
5
1
2
10
11
27
28
18
37
36
77
20
21
33
32
31
69
HD-OUT
6
CD-C2P0
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
C-OUT
Y-OUT
75
DA-DATA
DA-BCK 111
VCK-IN 106
DA-XCLK 86
110
DA-LRCK 108
112
119
117
113
114
121
93
60
3
5
4
13 14 28 29
38 42
40
10
8
4
13
5
1
1
3
8
12
6
11
1
3
7
5
1
3
19
17
DATA0
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 14 10 12 - 5 27 26 23
58 - 44
10 - 29
22
37
MUTE
Q454
BUFFER
Q301
MUTE
Q453
MIX AMP
Q308,310
BUFFER
Q303,304
TRAP
Q302,306,307
1
3
2
4
14
VCD VIDEO
J301
VIDEO
FREQUENCY
CT503
CD-L
(L - CH)
R-CH
X-RST
27MHz
384FS
768FS
S VIDEO
OUT
DATAI
DATAO
CLK1
HRDY
INT
HSEL
RST
CLK1, DATA0
(XTAL 33.8MHz)
27MHz
RSTB
3.3V REG
Q531
+3.3V
D5V
M
MAIN (1/2)
SECTION
(Page 22)
N
MAIN (2/2)
SECTION
(Page 23)
O
MAIN (1/2)
SECTION
(Page 22)
P
MAIN (2/2)
SECTION
(Page 23)
I
2
C.DATA
I
2
C.CLK
– VIDEO SECTION –
Summary of Contents for HCD-LV80
Page 30: ...HCD LV80 30 30 7 5 SCHEMATIC DIAGRAM DECK SECTION See page 54 for IC Block Diagrams Page 38 ...
Page 31: ...HCD LV80 31 31 7 6 PRINTED WIRING BOARD DECK SECTION See page 19 for Circuit Boards Location ...
Page 39: ...HCD LV80 39 39 7 14 SCHEMATIC DIAGRAM MAIN 3 3 SECTION See page 36 for Printed Wiring Board ...
Page 41: ...HCD LV80 41 41 7 16 SCHEMATIC DIAGRAM POWER SECTION ...
Page 45: ...HCD LV80 45 45 7 20 SCHEMATIC DIAGRAM PANEL VR SECTION See page 55 for IC Block Diagrams ...
Page 47: ...HCD LV80 47 47 7 22 SCHEMATIC DIAGRAM TC PANEL SECTION ...
Page 51: ...HCD LV80 51 51 7 26 SCHEMATIC DIAGRAM CD MOTOR SECTION Page 38 ...
Page 52: ...HCD LV80 52 52 7 27 SCHEMATIC DIAGRAM TRANS SECTION ...