LG LAS454B - Block Diagrams; System Block Diagram

3-243-23
Wireless
TX
PWM
PS9860
PWM RST/MUTE
TX_LRCK/BCK/ADATA0
FL
TL
LPF
FL_P/N, FR_P/N
50 W
AMP_PDN(RST)
AMP_FAULT/DC_DET/CLIP0/PROTECT
POWER/FUNC/VOL+/- (key)
USB D+/D-
RMC
Flash
(4 MB)
SPI
Flash
(1 MB)
SDRAM
(8 MB)
MCS_RST
PWM SDA/SCL
WL_RESET
AMP_P_CTRL
50 W
AMP
TAS5612
AUDIO OUT
AUDIO IN
LED
DC to DC,
LDO
Reset IC
MLC3730
CS8422
DIR_LRCK/BCK/ADATA
DIR_CSD/TEMP/RCBL/INT
DIR_RST
OPT_DET
PORT_DET
OPT_IN
PCM1808
Portable IN
Optical IN
DIR_SDA/SCL
ADC_ADATA
ADC_BCK/LRCK
LFE_P/N
MAIN_PWR_CTRL
DRV_VBUS2.0
DIR_MCLK
PORT_L/R
WL_INT
CSR8811
BT_CTS/RTS, BT_SCL/SDA, BT_RST
Wireless
Rx
PWM_TX_LRCK/BCK/ADATA2
WL_SPI/MUTE/CLK/DAT/MSG_RDY
Option
BLOCK DIAGRAMS
1. SYSTEM BLOCK DIAGRAM