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4.3 Power on Trouble – 3.75V LTE power
Main source power of LTE Module :
12V is Supplied From Adaptor to Modem
CN100
KJA-DC-0-0037
5
4
3
ENJW0002601
LGE Internal Use Only
Passes DC/DC and 3.75V is supplied for LTE Module
TP1
TP1
EAH61438301
1
C106
C107
C108
PSD24C-LF
DNI
0.1u
10n
ZD100
2
4. TROUBLE SHOOTING
Q1
SI7121DN
EBK61571901
C109
DNI
R101
DNI
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4. TROUBLE SHOOTING
EDSY0020101
C17
0.1u
Only for training and service purposes
TP2
TP2
D1
B340A
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Troubleshooting
