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Flow Chart of Troubleshooting
7-21
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SD_CARD
VCC18
R
7
4
1
R
7
4
6
C705
R
7
4
2
R
7
4
7
VSD30
R
7
4
4
R
7
4
3
C707
VCC30
VSD30
8
8
9
9
CDS/W 12
11
COMMON
13
GND
GND 14
GND 15
WPS/W 10
1
1
2
2
3
3
4
4
5
5
6
6
7
7
CD702
C713
TA706
R
7
4
5
R759
SD_DETECT
SD_DAT0
SD_DAT2
SD_CLK
SD_CMD
SD_DAT3
SD_DAT1
nSD_WP
C429
VSD30
C430
VBAT
2
GND
7
GND
IN
3
NC
5
4
OUT
U410
6
BYP
1
EN
C428
VSD_ON