Samsung SGH-ZV30 Service Manual page 26

Flow Chart of Troubleshooting
TP337
RESET_N
RESOUT2_N
CAM_EN1
W_DOG
TMODE0
TMODE1
TMODE2
VREG_MSMP
R308
R309
TP329
TP303
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_2.6V
F14
RESIN_N
F12
RESOUT_N
L19
RINGER
AE17
WDOG_EN_1
AF17 WDOG_EN_2
Y23
MODE0
AA25
MODE1_1
AA26
MODE1_2
U25
MODE2_1
U26
MODE_2
AE21
BOOT_MODE_1
AF21
BOOT_MODE_2
A18
TCXO
7-4