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Flow Chart of Troubleshooting
7-5
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VCC28
C328
VCC28
VCC28
A
1
B
3
GND
5
VCC
4
Y
U303
2
R323
2
NC
1
OUT
4
VCC
5
U302
3
GND
IN
R324
C327
nCS_DPRAM
DPRAM_CS_N
PHONE_ACTIVE