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Flow Chart of Troubleshooting
7-30
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7-8. WLAN Working
Operate WLAN
NG
in U616
7pin = 1.8V
6pin = 3.0V ?
Check U616 &
neighboring circuits
YES
NO
Change the Ant.
NO
YES
Visual Check
the Soldering of
WLAN ANt. ?
in MOD800
33,35 pin is
signaling ?
Check MOD800 &
neighboring circuits
YES
NO
Break Down of
RFS802 ?
YES
Change RFS802
NO
Change MOD800