LG NP7550 - LGV700 Mobile Disassembly

3-11
WAVEFORMS OF MAJOR CHECK POINT
1. DSP 2. ADC
3.4 VA
1.2 VA
Reset
Crystal 24 MHz
Figure 1. DSP Power Sequence
1) L501 : 3.4 VA, 2) L509 : 1.2 VA,
3) R558 : RESET, 4) R529 : Crystal 24 MHz
Figure 2. DSP TO ADC I2S
2
4
3
1
5
6
7
5 76
1
3
4
2
IC501
IC501