Read Sony CMT-VB5 / HCD-VB5 Service Manual online
HCD-VB5
12
12
– VIDEO SECTION –
CD MECHA CONT
IC502(2/2)
3
RESOLUTION
4
CHROMA LEVEL
26
BGP
32
DATA1 I
31
DATA1 O
22
DF LATCH
33
CLK1
25
H SYNC IN
BUFFER
20
CL680 HINT
45
V SYNC
BUFFER
21
CL680 HSEL
23
CL680 HRDY
24
680 RESET
65
V MUTE
HD OUT
112
HD IN
119
HCK
117
H SYNC
101
V SYNC
93
HINT
114
HSEL
121
HRDY
113
RESET
60
CD DATA
4
CD BCK
3
CD LRCK
5
CD C2PO
6
MPEG VIDEO/AUDIO DEC
VIDEO SIGNAL PROC
IC505
MD
9
MC
8
ML
7
DATA
18
BCK
17
LRCK
19
384FSO
20
MCKO
4
111
110
DA DATA
DA BCK
86
DA XCLK
106
VCK IN
75
C OUT
DIGITAL FILTER
D/A CONV
IC509
108
DA LRCK
IC504
IC504
27MHz
RSTB
10
14
V OUT L
11
V OUT R
1
XT1
24
XT2
L.P.F
IC101
R-CH
X503
27MHz
X501
10MHz
E
MAIN
SECTION
(Page 13)
(Page 13)
CD-L
C
CD
SECTION
(Page 11)
(Page 11)
L.P.F
VIN
1
BGP
5
6
VOUT
C AMP
IC302
TINT
8
VIN
10
CCT
5
1
VOUT
Y AMP
IC303
69
Y OUT
B
CD
SECTION
(Page 11)
(Page 11)
CD DATA/CD BCK/CD LRCK/C2PO
D
CD
SECTION
(Page 11)
(Page 11)
DEVICE RST
S VIDEO
OUT
J301
4
3
2
1
Y IN
2
C IN
7
MUTE A
1
MUTE B
8
VIDEO AMP
IC304
15
Y OUT1
9
C OUT
12
MIX OUT1
11
MIX OUT2
14
Y OUT2
VIDEO
OUT
J302
: VIDEO
• Signal Path
• R-ch is omitted due to same as L-ch.
: CD
MD0
MD15
54
52
50
48
.
46
58
56
.
.
44
17
19
21
.
23
.
10
15
.
29
.
.
MA0
MA10
16
19
22
26
.
DQ1
DQ16
A0
A8
RAS
14
UCAS
28
LCAS
29
WE
13
DRAM
IC507
O0
O7
A0
A10
CE
22
MICROCODE ROM
IC506
12
5
27
.
26
23
.
.
17
21
25
.
4
.
13
15
.
28
29
3
.
.
2
30
.
.
.
42
RAS0
40
CAS
38
MWE
37
MCE
11
10
IC301
C
Y
7
10
31
.
34
.
2
5
.
36
39
16
77
DEVICE RESET
7
5
L.P.F
MCLK
A11
ı
A17
15
13
XIN
XOUT
Q501
Q502
Q531
+3.3V REG
+3.3V
(IC505 VDD)
+5V
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