Only For Training And Service Purposes - LG U370 Service Manual

3.10.8.2 Audio Mode
There are three audio modes (Voice call, speaker phone, MIDI/MP3).
MODE
Voice Call
Speaker phone
MIDI
MP3
Audio & Sound Main Component
There are 6 main components in U370.
Component
1 MSM6245
2 Audio amp
3 Analog Switch
4 Speaker/Receiver
5 MIC
6 Ear-Mic
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Only for training and service purposes

Device Description
Receiver Mode Receiver Voice Call
Loud Mode Speaker Phone
Headset Headset Voice Call
Loud Mode Speaker Phone
Loud Mode Speaker MIDI Bell
Headset Headset MIDI Bell
Loud Mode Speaker MP3
Headset Headset MP3
Table. Audio Mode
Design No. Maker Part No.
U201 MSM6245
U403 TPA2005D1ZQYR
U401 NLAS5223BMNR2G
EMS1810TP
MIC400 SP0204LE5
HC-MYD-LG001
Table. Audio main component list
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3. TECHNICAL BRIEF
Note
Base-Band Modem
Audio Amp
Dual Analog Switch
Speaker/Receiver
-42 dB microphone
Ear-Mic
LGE Internal Use Only