LG SJ9 - Block Diagram

4-3
BLOCK DIAGRAM
Paring S/W
WIRELESS
MU
Serial
Flash
PWM
I2C, PWM_RST, I2S_AUDIO
LDO
5 VA
3.3 VA
AMP_PDN AMP_SD
RED/BLUE_LED
DC-DC (12 V)
LDO (3.3V_PWM)
Buffer
S7127F
5 VA
Reset
P_CTRL
WL_Ready
SPI
Voltage
Detector
5 VA
P_SENSE
AMP AMP
SDIO_W : Rear_3D SDIO_X : Rear SDIO_Y : Woofer
RL_OUT
RL_3D_OUT (RR_OUT)
RR_OUT (SW_OUT)
RR_3D_OUT
Woofer SPK Connector
Resistors (OPTION)
Pairing S/W CNT for Woofer
LED CNT
Rear SPK Connector
DC-DC (5 VA)
ST-BY
PARING STATUS
LDO
5 VA
3.3V