LG -D175F Service Manual page 179

[D175F] Block diagram : Audio
MIC2_IN
HS_DET
MIC_BIAS
MIC1_IN
HPH_L
MSM8x10
HPH_R
GPIO_19
EARO_P
EARO_M
SPKR_DRV_P
SPKR_DRV_M
HPH_REF
BT_CTL
BT_SSBI FM_SSBI
BT_DATA FM_DATA
WCN3620
LGE Internal Use Only
EAR_MIC_JACK
_
HPH_REF
FM_ANT
HS_DETECT
MIC_BIAS_1
MIC_IN1
HPH_L_OUT
HPH_R_OUT
SPK_RCV_SEL
SPK_RCV_P
SPK_RCV_N
Analog
EAR_P
SW SW
EAR_N EAR N
- 179 - Copyright © 2014 LG Electronics. Inc. All right reserved.
5. BLOCK DIAGRAM
MIC
DET
3.5pi
CONN
L
R
GND
Only for training and service purposes