Audio And Sound - LG GM750 Service Manual

3. Technical Brief

3.13. Audio and sound

3.13.1. Overview of Audio & Sound & BT path
ANT
BT_PCM_OUT
WYSBNBGX6
BT_PCM_IN
(BT)
PCM
BT_PCM_SYNC
BT_PCM_CLK
BT_WAKEUP
BT_HOST_WAKEUP
FM_R
FM_L
XTALP
LGE Internal Use Only
MIC_1P
RCV_P
RCV_N
LINE_OP
MSM720
0A LINE_ON
HPH_R
(CPU)
HPH_L
AUDIO_I2C_SDA
AUDIO_I2C_SCL
MAX14526_I2C_SDA
MAX14526_I2C_SCL
MAX14526_INT
FM_ANT
Figure. Block diagram of Audio & Sound path
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MIC
MIC_1N
SPKL_P
SPKL_N
MAX9877
AEWP_T
G45
HSL
(Audio
Subsystem)
HSR
SDA
SCL
HS_MIC
MAX14526
u-USB_connector
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Only for training and service purposes
Receiver
& Speaker
Head Set