LG P705 Service Manual page 129

Block Diagram _ AUDIO
GPIO29
GPIO41
GPIO127
MIC_BIAS
MIC1P
MIC1N
MIC2N
MIC2P
LINE_L_IP
LINE_R_IP
MSM7227A-1-AA MSM7227A 1 AA
LINE_OP
LINE_ON
HPH_L
HPH_R
AUDIO_I2C_SCL
GPIO119
AUDIO_I2C_SDA
GPIO120 GPIO120
EAR1_ON
EAR1_OP
AUXIP
AUXIN
LGE Internal Use Only
3.5PI_KEY_POLE_DET
EAR SENSE
MIC MODE MIC MODE
MIC_BIAS
MIC_1P
MIC_1N
EAR_MIC
FM_L
FM_LO_L
WCN 2243
FM_R
FM_LO_R
IN3+
IN3-
LINE_OP
IN2+
LINE_ON
IN2-
TPA2055D3
HPH_L HPH L
IN1+
HPH_R
IN1-
SCL
SDA SDA
RCV_N
RCV _P
HSED_BIAS2
MIC_2P
MIC_2N
SWD
DET
MODE
MAX14579E
FM_ANT
FM_HRX_IN
EAR R EAR_R
HPR
EAR_L
HPL
SPK_P
OUT+
SPK_N
OUT-
HSED_BIAS2
PM8029 PM8029
- 129 - Copyright © 2012 LG Electronics. Inc. All right reserved.
6. BLOCK DIAGRAM
DET_IN EAR_SENSE_3.5PI
MIC EAR_MIC_3.5PI
FM_ANT
3.5PI CON
EAR_R
EAR_L
LGP700 Audio Block Diagram
Only for training and service purposes