Toshiba SD-2800 Service Manual - Page 6

Power, Supply, Front, Display, Processor Unit

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4. BLOCK DIAGRAMS 4-1. Overall Block Diagram Tray Motor SPM PUH Feed Motor PUH Driver & Motor Driver IC402 M11B11664A-30T 1M-DRAM RF Amp. IC502 TA1323F IC202 TC203G08AF-0103 Interated Data processor IC401 TC94A03F IC503 BA5813FM-E2 IC606 MBM29F800BA-55PFTN IC605 TMP94C251AF 8M-FROM EE-PROM Main-CPU IC601 S-24C04BFJ-TB IC301 ZR36732 X601 9MHz CeraOSC AV-1Chip Processor 1M-DRAM IC603 M11B11664A-30T 16M-S-DRAM IC305,306 HY57V161610DTC-8 Data/Control Bus DVD AV Data MAIN PROCESSOR UNIT IEC958 Audio Out 27MHz Xtal OSC IC901 AD1958 Audio-DAC IC912 NJM4580E Audio LPF Amplifire Analog Audio Out IC304 MM1567AJBE Video Driver YPBPR/S Composite SW POWER SUPPLY Display (FL) IC101 Display-CPU TMP87CH74AF FRONT DISPLAY UNIT Fig.3-4-1

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PUH
Display-CPU
Display
(FL)
Feed
Motor
Tray
Motor
PUH Driver
&
Motor Driver
1M-DRAM
1M-DRAM
AV-1Chip
Processor
16M-S-DRAM
Interated Data
processor
SPM
Video Driver
YP
B
P
R
/S
Composite
IEC958
Audio Out
Main-CPU
8M-FROM
EE-PROM
9MHz
CeraOSC
RF Amp.
Data/Control Bus
DVD AV Data
Audio LPF
Amplifire
Analog
Audio Out
IC202
TC203G08AF-0103
Audio-DAC
27MHz
Xtal OSC
SW
POWER
SUPPLY
FRONT
DISPLAY
UNIT
MAIN
PROCESSOR UNIT
IC502
TA1323F
X601
IC503
BA5813FM-E2
IC601
S-24C04BFJ-TB
IC603
M11B11664A-30T
IC305,306
HY57V161610DTC-8
IC606
MBM29F800BA-55PFTN
IC605
TMP94C251AF
IC402
M11B11664A-30T
IC401
TC94A03F
IC301
ZR36732
IC101
TMP87CH74AF
IC901
AD1958
IC912
NJM4580E
IC304
MM1567AJBE
Fig.3-4-1
4. BLOCK DIAGRAMS
4-1.
Overall Block Diagram