I/O Μ-Com Block Diagram - LG DR1F9H Service Manual

8. I/O µ-COM BLOCK DIAGRAM
SMPS
POWER BOARD
SMPS Bl ock
on I/O BOARD
MAIN
DMN8603
MPEG
TIMER
DRIVER
IC601
PT6955
DIG601
LED CLOCK
TU_L_OUT
AV S/W
TU_R_OUT
IC803
MM1443
X702
14.31818MHz
PWR_CTL_H
TIMER_H
STANBY_H
SIO_SPI_CLK
SIO_SPI_MOSI
SI0_SPI_CS0
SIO_SPI_MISO
MN101DF10GAF
V_CLK, VSTB
TIMER_DOUT
G[ 1:7 ]
S[ 1:8 ]
I / O
3-34
IC903,904
IC_OUT_L
A S/W IC_OUT_R
NJM2521
AV. DEC
IC901
SAA7137
X701
32.768KHz
I2C_DATA
I2C_CLK
MICOM
IC701
VPS
DAV
IC801
SDA5650
CV.IN2
RESET
PWR_FAIL_L
3-35
SECAM_AM
SIF
EEPROM
IC705
TUNER
24LC16B
TU701
AFT
AV S/W
SW_V_OUT
IC803
MM1443
6dB AMP
IC703
TU_V_OUT
MM1510
IC706
KIA7031
IC704
KIA7042