Asus P552W Manual page 79

華 碩 電 腦
華 碩 電 腦
GTC ■ Service Manual
● L1911
Check whether LNA (U1911) and SAW filter (U1908) operate
normally or not. Either U1911 or U1908 needs to be replaced if
improper RF power, no power or lower power than that on the golden
sample, is measured on L1911. The following figure is an example of
L1911 signal measurement on the spectrum analyzer.
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