Video Section - Sony MCE-K700 Service Manual

– VIDEO SECTION –
VSS
HSYNC
VSYNC
FID/FHREF
CBLNK/FSC
CSYNC
XSGRST
CLK0O
DOUT
DATO
LRCO
BCKO
FSXI
VDD
VSS
XTL2O
XTL2I
VDD
C2PO
LRCI
DATI
BCKI
DOIN
XHCS
XHDT
XRW
XHIRQ
XRST
HA0
HA1
IC509 CXD1853Q
CSYNCO 81
V 6 82
SS
TEST 83
TTI 84
TEN 85
TTK 86
IFSEL1 87
IFSEL2 88
NRON 89
LEVEL0 90
LEVEL1 91
V 4 92
DO
XRST 93
V 7 94
SS
CSYNCI 95
CBLNKI 96
VSYNCI 97
HSYNCI 98
V 5 99
DO
DCLKI 100
IC502 CXD1852Q
90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61
91
92
93
94
95
96
97
98 CLOCK
99
100
101
102
103
104
105
106
CLOCK
107
108
109
110
CD-ROM
111
DECODER
112
113
114
HOST
115
INTERFACE
116
117
118 RESET
119
120
CLOCK
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
TIMING
GENERATOR
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
VIDEO POSTPROCESSOR
&
SYNC GENERATOR
MPEG
AUDIO
DECODER DECODER
MPEG
SYSTEM
DECODER
EACH
D-RAM
CIRCUIT
INTERFACE
BLOCK
8 8 8
YUV-RGB
CONVERSION
NOISE
REDUCER
RGB-YUV
CONVERSION CONTROLLER
8
8
— 52 —
60 VDD
59 OSDR
58 OSDG
57 OSDB
56 XOSDEN
55 MD15
54 MD0
53 MD14
52 MD1
51 MD13
MPEG
VIDEO 50 MD2
49 MD12
48 MD3
47 MD11
46 MD4
45 VSS
44 VDD
43 MD10
42 MD5
41 MD9
40 MD6
39 MD8
38 MD7
37 XCAS0
36 XCAS2/MA9
35 XMWE
34 XRAS
33 MA8
32 MA7
31 VSS
TEST
50 V
SS
49 DIO7
48 DIO6
47 DIO5
46 DIO4
45 DIO0
44 DIO1
43 DIO2
8
42 DIO3
41 V
SS
40 XMWE
39 XCAS
38 XRAS
37 V
DD
36 AO0
35 AO1
MEMORY
34 AO2
8
33 AO3
32 AO7
31 AO6
8