LG lg-d821 - Page 118

3. TROUBLE SHOOTING
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Check TP1
Check TP1
Signal Exist?
Check the DRX Level
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
Check the U2004
(WTR1605L-1)
Check TP2
Signal Exist?
Check the FL2009
(GPS/ B7 Diplexer)
Check TP3
Signal Exist?
Check TP4
Signal Exist?
Check TP5
Signal Exist?
Check the FL2012
(B7 DRx Separator)
Check the FL2014
(B7 DRx SAW Filter)
Check the U2007
(B7 DRx Separator)