Sony DPP-MS300E, Service Manual

Page: 29 / 88

DPP-MS300E
5-3 5-4
5-2. BLOCK DIAGRAM – MAIN Section –
05
A/D, D/A CONVERTER,
MEMORY BUS CONTROL
IC407 (2/2) D-RAM
IC403
(Page 5-9)
(Page 5-9)
B
1/2 DIVIDER
IC406
124
125
123
30
31
14
13
MCSX
113 ICKI
CS6
WR
104
BSH
103 STRS
102 SVBK
100 VRSR
SVW
107 SC6X
106
SWEX
105 SRDX
109 SRSX
110 SCSX
MAD0 – MAD9
A0 – A9
MDT0 – MDT15
I/O0 – I/O15
MWEX
99
PCS
(Page 5-5)
(Page 5-8)
F
(Page 5-8)
G
(Page 5-5) H
(Page 5-9) I
(Page 5-9) J
RD
(Page 5-7)
WR, RD, CS
PCSX 97
51
160 – 167, 170 – 176, 1
16 – 13, 11 – 6
2 – 5, 7 – 10, 33 – 36, 38 – 41
17 – 20, 23 – 28
SAD0 – SAD11,
SADA, SADB
SDT0 – SDT15
A1 – A14
D0 – D15
157 – 150, 147 – 140
138 – 127, 121, 120
MRSX
WE
RAS
LCAS
UCAS
RESX
1
5
67
3
4
48 50 36 31 43 143 113
107
SWITCHING
IC513 (1/4)
3
2
1
5
3
2
2
2
1
LATCH
IC514
IC515
IC510
1
SWITCHING
IC513 (2/4)
6 RD
4
4
4
5
SWITCHING
IC511
4 RAS0
HCAS
1
2
SWITCHING
IC513 (3/4)
11
RD
12
13
SWITCHING
IC513 (4/4)
8 WE
RD
WE
A13
10
9
Q D
CK
XRD RDWR XRAS
34
XCASH
32
XCASL RAS-CNT XWR XCS0
VWR
VRSR
VBLK
VTRS
BSH
CK
WR
RD CS
Q
WR
36
38
14
D-RAM
IC509
19 – 24, 27 – 32
D0 – D15
A0 – A11
OE
WE
7
32
30
57
37
ROM
IC506
RD
DQ0 – DQ7
A0 – A17
OE
WE
CE
FLASH
56
CS
UCAS
LCAS
13
21 – 23, 25 – 29
20 – 13, 3, 2, 31, 1,
12, 4, 5, 11, 10, 6
2 – 5, 7 – 10,
41 – 44, 46 – 49
RAS
2
IC502
RESET SWITCH
1
4
5 4 7 8 6
+5V
D513
MD1 FWP DA RA2 RESET
RESET SIGNAL
GENERATOR
IC501
CN551
FOR CHECK
108
XRES
44
XWDTOVF
102
MD1/BOOT
134
DA
133
RA2
99
VCC/FWP
A
RESET
A0 – A17
ADDRESS BUS
ADDRESS BUS
DATA BUS
ADDRESS BUS
DATA BUS
DATA BUS
ADDRESS BUS
DATA BUS
ADDRESS BUS
DATA BUS
D0 – D15
D0 – D15 A0 – A17
92 – 88, 86, 84 – 80,
78, 76 – 73
7 – 11, 13,
15 – 25, 27
D0 – D7
A0 – A17 D0 – D15 A1 – A12
A1 – A12
D0 – D7
D0 – D15
D0 – D7
A0 – A10
41
ST SW (V/C)
SYSTEM CONTROLLER
IC503 (1/4)
110
BUZZER
(FUNCTION SELECT)
X503
7.159MHz
118
KEY0
119
KEY1
120
KEY2
BZ201
(BUZZER)
S1706 – 1708,
S1710 – 1715, 1717, 1718
94
XTL
96
EXTL
ROTARY
SWITCH
S1701
CT500
FREE-RUN
FREQUENCY (2)
S1719
INPUT SELECT
MEMORY STICK
/PC CARD
VIDEO MOTION
VIDEO STILL
TIMER
IC1700
D1750
BT1701
LITHIUM
BATTERY
29
TIMER WR
33
TIMER CE
132
TIMER SCK
130
6 8 12 11
14
TIMER RXD
WR CE CLK DATA
131
TIMER TXD
BUFFER
Q2000
+5V
VDD
E
D
(Page 5-9)
WR, RD
C