LG LG-D855 - PC Software (LG PC Suite); Installing LG PC Suite Software

3. TROUBLE SHOOTING
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Only for training and service purposes
LGE Internal Use Only
Check TP1Signal exist?
Check TP2 Signal exist?
START
Check next step
Yes
Yes
No
No
Check U1302
Check FL1655 Soldering
C1855 33p
L1663
DNI
L1662
10n
33p
L1666
L1659
DNI
C1666
3.3n
FL1655
75
8
4 9
2
3
16
ANT
RX
TX
GND1
GND5GND2
GND6
GND3 GND4
33p
C1677
DNI
L1660
L1661
5.6n
C1668
12p
C1780
100p
ANT_TRX_B28A
PRX_B28A
close to DPX
TP2
TP1