LG KS20 - Page 71

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Only for training and service purposes
3. TECHNICAL BRIEF
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MIDI Ring Tone/MP3 (Speaker)
Voice
Voice + MP3 + MIDI
MIDI Ring Tone/MP3 Mode is routed as below
MSM7200 HPH_L -> AMP(U401) -> Loud speaker
MSM7200
(U100-1)
AMP
(U401)
Loud Speaker
MIC
Head_set MIC
Receiver and
Analog
switch
(U400)
Head_Set
Headset
AMP
(U402)