3-31
4. SYSTEM BLOCK DIAGRAM
USBP
,US
B
M
CS
#,CAS
#,
RAS
#
WE
#,DQM0,
D
QM
1
CH_SCS,
SCLK,
SDO
GT
3919
64MB
it
SDRAM
USB J
ACK
DQ
0~
DQ
15
MA0~MA11,
DBA0/
1
DCLK,DCKE
8/
16/32MB
it
FLASH
MEMORY
AD
0~AD
7
A0
~A
19,
AA
20
,A
A
21
PCE
#,P
R
D#,
PWR#
27MHz
A+
5V
SDI
5VA
REMOCON
RECE
IV
E
R
KEY
1
LCD MODE
,D
ISPL
AY,
S
E
T
UP,MENU
UP,DOWN,L
EFT,RI
GHT,
ENTER
Po
w
er,
Cha
rge
LED
KEY
2
AD
_K
2
3.
3V
3.
3V
2^2
0*8=
8
M
b
it
2^21*
8=16M
bit
2^22*
8=32M
bit
2^14*2^8*16=64Mbit
1.
8V/3
.3V
MT1389P
MPEG
POWER,
PLAY/PAUS
E,RE
W,FF,STOP,
COL
OR,BRI
G
HT,AV IN/
O
U
T,LCD OP
E
N
AD
_K
1
IR
RED,
GREEN
16
KBit
EE
PROM
3.
3V
SDA
SCL
/M_RES
E
T
Sy
stem & AV Part
Summary of Contents for DP270B
Page 15: ...3 6 MEMO ...
Page 17: ...3 9 3 10 PRINTED CIRCUIT DIAGRAM TOP VIEW BOTTOM VIEW MEMO ...
Page 34: ...3 27 2 WIRING CONNECTION DIAGRAM 2 MAIN PCB KEY PCB MAIN PCB Key PCB ...
Page 51: ...3 55 3 56 1 MAIN P C BOARD TOP VIEW PRINTED CIRCUIT DIAGRAMS ...
