Asus P552W Manual page 73

● C1824
Check whether Duplexer (U1903) is good or not. U1903 needs to
be reworked if improper power, no power or lower power than that on
the golden sample, is measured on C1824. The following figure is an
example of C1824 signal measurement on the spectrum analyzer.
● C1806
Check whether FEM (U1804) operates normally or not. U1804
needs to be replaced if improper RF power, no power or lower power
than that on the golden sample, is measured on C1806. The following
figure is an example of C1806 signal measurement on the spectrum
analyzer.
華 碩 電 腦
華 碩 電 腦
GTC ■ Service Manual
73