Sony AVD-S50 Service Manual page 118

AVD-S50/S50ES
4. BLOCK DIAGRAM — VIDEO SECTION —
SD0 – SD7
(Page 3) D AV DATA BUS
XDCK, XSAK,
SDEF XDCK
(Page 3)
F 183 SDCLK
XSAK
179 SDEN
SDEF
182 SDERROR
27M
(Page 3) I 139 XIN
XSRQ_ZIVA
(Page 3)
L 178 SDREQ
SPDIF
(Page 4) O 156 IEC958
ZIVARESET
(Page 5) V 202 RESET
TDISA,
TCK, TMS, TRST
TDISA
N 198 TDO
(Page 4)
TCK
201 TCK
TMS
200 TMS
TRST
197 TRST
I2CDATA, I2CCLK
W
(Page 5)
161 160 186
I2CDATA
I2CCLK
• SIGNAL PATH
: VIDEO
78 79
: Y
: CHROMA
: COMPONENT VIDEO
: R,G,B
41
X301
20MHz
US,CND ONLY
VDAC_0 131
2 11 7
VIDEO VIDEO
119 5 AMP 14 4 AMP
VDAC_4
IC703 IC704
122 12 4 1
VDAC_3
3 10
9-11
125 9
VDAC_2
VIDEO
13
SWITCH
J701-2
7
IC701
VIDEO
5
S VIDEO IN
6 10 14 2
J702-1
TV/SAT
S VIDEO IN
J702-2
AUX
S VIDEO IN
6 10 14 2
5
VIDEO INPUT
7
SELECTOR
13
128 9
VDAC_1
187 185 184 188 116 158 157 191
1 8 3
6 DO
5 DI
4 SK
EEPROM
IC203
Q302
FLIP-FLOP SWITCHING
IC803 IC802
34 33 35 36 37 32 38
MECHANISM CONTROLLER
IC301 (2/2)
40
AEP,UK ONLY
V
15
R/CR
B/CB
11
Y
G/Y
J704
11
COMPONENT
RB/CB
VIDEO OUT
13
15 PR/CR
J701-1
VIDEO
15
S VIDEO OUT
1
J703
MONITOR
S VIDEO OUT
WIDE SW
CONTROL
Q717,718
721,722
1 WIDE
CONTROL
Q711
IC702
715,716
15
108 107
DVD SYSTEM PROCESSOR
IC206
MD0 – MD31
HAD0 – HAD15 HA1 – HA3
57-60, 64-71, 75-78,
195 27 25 190
22, 19-14, 11-3 2, 207, 206
81-84, 88-95, 99-102
HAD0 – HAD15 HA1 – HA3
DATA & ADDRESS BUS
HAD0 – HAD15 HA1 – HA3
55, 54, 52, 51,
34, 33, 31 56 29
49-47, 45-40, 38-36
2D7 – 2D9
1D1 – 1D10, 2D1 – 2D6
BUS INTERFACE
1Q1 – 1Q10, 2Q1 – 2Q9
IC215
2, 3, 5, 6, 8-10, 12-17,
19-21, 23, 24,26
HA4 –HA22
DATA & ADDRESS BUS
HA1 –HA21
HAD0 – HAD15
15-22, 24-31 2-11, 34-44
DQ0 – DQ15 A0 – A20
1
WE
PROGRAMMABLE ROM
14
OE
IC204
CE 12
NEW TYPE
6 6
RY761
25
RELAY
7 34
LPF
DRIVE
IC761
27
Q761
9 29
24,28,30
RELAY
DRIVE
Q763
RELAY
CONTROL
Q765,767
RY762
FUNCTION SW
CONTROL
Q769-771
RELAY
DRIVE
Q762
FUNCTION SW
CONTROL
Q769-771
R-CH
RELAY RELAY
CONTROL DRIVE
Q766,768 Q764
106
MA0 – MA11
48 47 56 49 53 51 52 62 73 86 97
42-33, 45, 46
21, 24-27,
22 23 68 20 17 19 18 16 71 28 59
60-66
A0 – A11
DQ0 – DQ31
2,4,5,7,8,10,11,13,74,76,77,79,80,82,83,85,31,
33,34,36,37,39,40,42,45,47,48,50,51,53,54,56
128Mbit SD-RAM
IC202
HA1 – HA22
HAD0 – HAD15
25-18,8-1,48
29-36,38-45
17,16,9,10,13
DQ0 – DQ15
11 A0-A21
WE
28 FLASH MEMORY
OE
IC205
26 CE
FORMER TYPE
J762
20
V IN
V/Y OUT V OUT 19
15
R/C OUT
R/C OUT
RY763
B OUT
7
B OUT
G OUT 11
G OUT
16
BLANKING OUT
BLANKING OUT
8
FUNCTION SW
FUNCTION SW
RY764
A (R) IN
2
A (R) OUT
1
A (L) IN 6
A (L) OUT
3
L2-LCH
Z
(Page 4)
J761
A(L)IN
6
A(L)OUT
3
A(R)IN
2
A(R)OUT
1
V IN
20
V/Y OUT
19
R/C OUT
15
B OUT
7
G OUT
11
BLANKING OUT
16
FUNCTION SW
8
V-SEL0,V-SEL1,V-SEL2
I/P SEL,V MUTE
R
(Page 7)
S701
SCAN SELECT
SELECTABLE INTERLACE