LG CMS9540F Service Manual page 59

3. WAVEFORM OF AUDIO SIGNAL
12
LRCK
13
BCK
DATA
14
Figure 3-1. (IC501 Pin83, 84, 85)
4. WAVEFORM OF ADC
MCK
15
LRCK
16
BCK
17
Figure 4. ADC I2S
(IC202 Pin42, 43, 44)
AUDIO_L
AUDIO_R
Figure 3-2. AUDIO_L/R
5. WAVEFORM OF USB
18
D+
19
D-
Figure 5. USB D+/D-
(CN502 Pin1, 2 & Pin9, 10)
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