LG LG-D175F - Audio TS

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