Asus M530w Service Manual page 86

華 碩 電 腦
華 碩 電 腦
TSD ■ Lv3Lv4 Repair Manual
d. C990: Check whether duplexer (U956) is good or not. Duplexer needs to
be reworked if no power is measured on C990. The following figure is an
example of C990 signal measurement on the spectrum analyzer.
e. C980: Check whether receiver (U958) is good or not. Receiver needs to be
reworked if no power is measured on C980. The following figure is an example
of C980 signal measurement on the spectrum analyzer.
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