Read Sony HCD-GV10AV Service Manual online
HCD-GV10AV
20
20
PROGRAM ROM
IC506
• SIGNAL PATH
: CD PLAY (AUDIO)
: CD PLAY (VIDEO)
D/A
CONVERTER
INPUT
INTERFACE
CIRCUIT
OSC
BUFFER
IC504
LOW-PASS
FILER
IC101
IC101
BUFFER
Q502
LOW-PASS
FILER
MODE
CONTROL
TIMING CONTROL/
CLOCK GENERATOR
VIDEO FREQUENCY
(27MHz)
DIGITAL FILTER,
D/A CONVERTER
IC509
MPEG VIDEO/AUDIO DECODER,
VIDEO SIGNAL PROCESSOR
IC505
14
11
VOUTL
VOUTR
R-CH
10
RSTB
17
18
19
20
21
9
7
24
1
DATA
BCK
LRCK
CD-ROM
INTERFACE
CIRCUIT
MPEG
SYSTEM
DECODER
MPEG
VIDEO
DECODER
VIDEO
PROCESS
CIRCUIT
CPU INTERFACE
AUDIO
INTERFACE
CIRCUIT
MPEG
AUDIO
DECODER
D-RAM/ROM INTERFACE
3
4
5
CD-DATA
C2PO
DATA
BCK
LRCK
DATA, BCK,
LRCK, C2PO
LRCK, C2PO
CD-BCK
CD-LRCK
6
CD-C2PO
MA0 – MA10
MD0 – MD15
D0 – D15
D0 – D15
A0 – A10
A0 – A8
384FSO
768FSO
4
MCKO
X503
27MHz
CT503
MD
XT2
XT1
37
14 13
29
28
38 42 40
60
69
75
113
110
111
108
106
HRDY
Y-OUT
86
DA-XCLK
VCK-IN
DA-DATA
DA-BCK
DA-LRCK
C-OUT
93
114 121
HSEL
112
HD-OUT
119
HD-IN
117
HCK
ML
8
MC
LEVEL
SHIFT
IC501
IC501
B
(Page 19)
DATA, CLK
D
(Page 24)
MCLK 33.8MHz
A
(Page 19)
CD-L
E
(Page 22)
(Page 19)
C
DIGITAL
FILTER,
NOISE
SHAPER
CIRCUIT
CIRCUIT
58 – 56, 54, 52 – 50, 48, 46 – 44
10 – 15, 17, 19, 21, 23 – 29
16 – 19, 22 – 26
A0 – A10
12 – 5, 27, 26, 23
D8 – D14
A11 – A17
25, 4, 28, 29, 3, 2, 30
D0 – D7
O0 – O7
A0 – A10
DQ1 – DQ16
ADDRESS BUS
DATA BUS
D-RAM
IC507
A0 – A8
13 – 15, 17 – 21
2 – 5, 7 – 10, 31 – 34, 36 – 39
WE
22
CE
RAS
LCAS
UCAS
CAS
RESET
HINT
DATA
CLK
RAS0
MWE
MCE
RESET
X501
10MHz
PGIO2/VSYNC/CSYNC
B.P.F.
B.P.F.
VIDEO
BUFFER
Q301
VIDEO
BUFFER
Q303
VIDEO
BUFFER
Q307
VIDEO
BUFFER
Q308
VIDEO
BUFFER
Q304
VIDEO AMP
IC401 (1/2)
VIDEO AMP
IC401 (2/2)
SHARPNESS
CONTROL SWITCH
Q306
SHARPNESS
FILTER
Q302
VIDEO MUTING
Q453
VIDEO MUTING
Q454
Y/C MIX
Q310
C
Y
5
8
4
1
1
2
3
4
J301
S VIDEO OUT
VIDEO SELECT
SWITCH,
VIDEO AMP
IC191
A, B, C
F
(Page 22)
10
6
8
1
3 5
2
J702
J804 (1/2)
VIDEO OUT
LOGIC
IN1
IN2
A B C
IN3
VOUT
IN4
CTLA
CTLB
CTLC
VIDEO
VIDEO IN
GAME
INPUT
VIDEO
VIDEO
CD MECHANISM CONTROLLER
IC502 (2/2)
22
32
21
20
33
31
23
24
CL680 RESET
CL680 HINT
CL680 HRDY
CL680 SEL
DATA1I
93
NT/PAL
TEST LED
CLK1
DATA1O
45
BUS
DF LATCH
34
SHARPNESS
65
VMUTE
29
30
DATA
CLK
CLK
DATA
XOUT
XIN
NTSC
AUTO
PAL
S501
SYSTEM SELECT
D502
(SELF DIAGNOSIS)
73
13
15
• R-ch is omitted due to same as L-ch.
4
DVD
INPUT
VIDEO
VIDEO
7-2.
BLOCK DIAGRAM – AUDIO/VIDEO CD Section –
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