LG LG-H815 - GPS Part

Copyright ⓒ 2015 LG Electronics. Inc. All right
reserved. Only training and service purposes
LGE Internal Use Only
3. TROUBLE SHOOTING
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Checking GPS
3.9 GPS PART
Checking Flow Image
Check TP1
Signal exist?
START
Check next step
Check Antenna
feeding
clip soldering
YES
NO
Check TP2
Signal exist?
YES
Check SW1101
Soldering
NO
Check Transceiver
physical damage
or soldering condition
OK?
Replace U1500
NOT
GOOD
Check TP3
Signal exist?
Check FL1112
Soldering
NO
YES
TP1
TP2
BOTTOM
U1500
SW1101
FL1112
TOP
BOTTOM
TP3
35