5
Block Diagram
TD1316AL
(Digital tuner)
DRX
-
3975D
(COFDM Demodulator)
I2C
, AGC
IF
FE1DATA(0..7),
FE1CLK,
FE1START,
FE1VALID,
74
ALVC164245
(Buffer)
PCMCIA
MDE9518
TS1
XC1_VCC5/3EN
TPS2211A
(power supply)
XCI1
Main
interface
Y/C,
R/L,
SPDIF,
UART,
Etc.
GuestBus
AMD29LV128
(FLASH)
JTAG
K4S561632C
(SDRAM)
K4S561632C
(SDRAM)
I2c
MAX3241
(R
S
-
232 transceiver)
(3 Pin.
con.)
Rx,Tx
Rx,Tx,Gnd
I2c
TCK,
TMS,
TS2
TS1 Input : Without CI
TS2 Input : With CI
When UART is connected
to PC serial,
It checks the condition of MDE.
When Analog Tuner is operating,
VCTi
use the same I2C .
74
ALVC164245
(Buffer)
74
ALVC164245
(Buffer)
74
ALVC164245
(Buffer)
2) Digital Part
Содержание DUA-3270GB
Страница 4: ...4 2 Block Diagram 1 Analog Part ...
Страница 19: ...19 7 Schametic Diagram 1 ALALOG MAIN PART ...
Страница 20: ...20 Schametic Diagram 2 POWER PART ...
Страница 21: ...21 Schametic Diagram 3 DIGITAL MAIN PART 1 ...
Страница 22: ...22 Schametic Diagram 3 DIGITAL MAIN PART 2 ...
Страница 23: ...23 Schametic Diagram 3 DIGITAL MAIN PART 3 ...
Страница 24: ...24 8 Printed Circuit Board 1 Main PCB ...
Страница 25: ...25 Printed Circuit Board 2 Power PCB ...
Страница 26: ...26 Printed Circuit Board 3 Digital PCB Top ...
Страница 27: ...27 Printed Circuit Board 4 Digital PCB Bottom ...
Страница 28: ...28 Printed Circuit Board 5 CRT PCB 6 Union PCB ...
Страница 29: ...29 9 Mechanical Exploded Diagram _ p p ª ø L fl T Œx bª Ø L fi Ø p fi Ø 9 p L ...
Страница 40: ...DAEWOO ELECTRONICS CORP PRINTED DATE JAN 2006 686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA ...