Checking Rf Signal Path (Sw_B1/2/5/8) - LG -D855 Service Manual

3. TROUBLE SHOOTING
3.6.2.2 Checking RF signal path(SW_B1/2/5/8)
Refer to 3.5.1.1
START
Yes
Check TP1
Check SW1101 Soldering
Signal is over 21dBm?
No
Check next step
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