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LG D722V Audio
HPH REF
HPH_REF
HPH_L
HPH_R
MIC_BIAS_2
MBHC_HSDET
MIC_BIAS_1
MIC1_INP
MIC1_INM
WCD9302
AUDIO CODEC
MIC3_INP
MIC3_INM
MIC2_INP
EAROP
EAROM
SPKR_DRVM
SPKR_DRVP
SPKR DRVP
VDD_SPKDRV
SLIMBUS_CLK / I2C_SCL
SLIMBUS_CLK / I2C_SDA
INTR
INTR
RESET_N
VDD_VBAT
LGE Internal Use Only
HPH REF
HPH_REF
HPH_L_OUT
HPH_R_OUT
MIC_BIAS_2
EAR_SENSE_JACK
MIC_BIAS_1
MIC_IN1_P
Main
MIC
MIC_IN1_N
MIC_IN3_P
Sub
MIC_IN3_N
MIC
EAR_MIC_JACK
RCV_P
RCV_N
SPK_P
SPK N
SPK_N
+5V0_SPK_BOOST
SPK
CDC_BOOST_
_5V_EN
booster
+VPWR
FM_ANT
GND
SPK_L
SPK_R
3.5pi
Ear jack connector
MIC
Bo
Bo
EAR JACK
Analog S/W
A
RECEIVER
SPEAKER
PM
8926
SLIMBUS_CLK
SLIMBUS_DATA
CODEC_INT
CODEC INT
CODEC_RESET_N
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Copyright © 2014 LG Electronics. Inc. All right reserved.
5. BLOCK DIAGRAM
BCM4334
MSM8926
GPIO_70
GPIO_71
GPIO_68
GPIO 68
GPIO_72
Only for training and service purposes
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