LG SJ3 - Block Diagrams; System Block Diagram

3-203-19
MAIN DSP
27 MHz
Serial Flash
1 MB (EQ)
IR -Receiver
SMPS
25 V
FL
DCDCs
P_CTRL
LPF
LED_CTRL
RCU_IN
SPDIF /OPT_DET
Optical In
Wireless
Module
I2S(BCK/LRCK/ADATA2)
Wireless
Sub
Woofer
Audio
AMP
Serial
Flash 1 MB
BT_UART
FR
CLK/DAT
WL_MUT/RST/INT
MSG_RDY/I2C
SPI
USB+/-
USB
BT_RST/CLK / DAT
Front PCB
Potable In
Potable_L / R, Potable_DET
Serial Flash
2 MB (DSP)
CLK/DAT
AMP_PROTECT/FAULT/PDN
DC_PROTECTION
FL_OUT_P/N, FR_OUT_P/N
LED 4EA
RMC
TACT-KEY
KEY (POWER/FUNC/VOL+/-)
Bluetooth
Module
BLOCK DIAGRAMS
1. SYSTEM BLOCK DIAGRAM