Toshiba SD-2550A - Logical System Block Diagram

IC401
TC94A03F
DATA PRO-1
IC301
ZR36732
AV MAIN PROCESSOR
IC304
MM1567AJBE
VIDEO DRIVER
MAIN UNIT
IC402
M11B11664A-30T
60 143
From
IC502
PIN30
RFDVD
DISC STREAM
DATA 8bit
PD0
PD7
PDCK
PDREQ
PDSYC
PD8
DVDSTRB
DVDALID
DVDSOS
DVDERR
DVDDA0
DVDDA1
DVDDA2
DVDDA3
DVDDA4
DVDDA5
DVDDA6
DVDDA7
1M DRAM
IC309
MBM29LV160BE
16M FROM
IC305
MT48LC2M32B2
64M-SDRAM
62
65
67
69
73
72
71
VOUT
27
COUT
25
YOUT1
23
YOUT2
20
C
BOUT
18
C
ROUT
CIN
VIN
YIN1
BCK
LRCK
SDATA
VOUTL
ABCLK
ALRCLK
SPDIF
AOUT 0
VOUTR
C
BIN
C
RIN
16
2
4
6
14
16
106
152
153
154
155
156
157
158
159
150
149
148
147
105
103
102
70
CBOUT
C
ROUT
COUT
YOUT
J301
P
R
PB
Y
COMPOSITE
VIDEO
Lch OUT
Rch OUT
DIGITAL OUT
(COAXIAL)
C
Y
S TERMINAL
2 1
6 7
IC912
NJM4580E
IC901
TC7SU04F
IC902
TC7WU04F
IC914
TOTX178A
5 23
6
4
141
133
136
139
20
IC901
AD1958
AUDIO DAC
Q910
HN-1C03F
MUTE
2 4
1 7
3 5
6 2
Fig. 3-4-7
4-4-2. Logical System Block Diagram
3-13 3-14