LG LG-E400 - Page 145

6. BLOCK DIAGRAM
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Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
MAX14579E
3.5PI CON
MSM7225A
TPA2055D3
MIC_BIAS
MIC1P
MIC1N
MIC2P
MIC2N
LINE_L_IP
LINE_R_IP
IN2+
IN2-
LINE_OP
LINE_ON
HPH_L
HPH_R
GPIO119
GPIO120
IN3-
IN3+
SCL
SDA
IN1+
IN1-
EAR1_ON
EAR1_OP
RCV_N
RCV _P
LINE_OP
LINE_ON
SPK_RCV_P
SPK_RCV_N
AUDIO_I2C_SDA
AUDIO_I2C_SCL
HPR
HPL
OUT+
OUT-
MIC_BIAS
MIC_1P
MIC_1N
MIC
EAR_R
EAR_L
WCN 2243
FM_LO_R
FM_LO_L
FM_L
FM_R
EAR_R
EAR_L
HS_MIC
FM_HRX_IN
HPH_L
HPH_R
EAR_SENSE_3.5PI
DET_IN
DET
SWD
MODE
HS_MIC
GPIO41
GPIO28
EAR SENSE
3.5PI_KEY_POLE_DET
GPIO127
MIC MODE
FM_ANT
FM_ANT
LGE400 Audio Block Diagram
UNIVA(E400) Block Diagram _ Audio Block