TC ■ Lv3Lv4 Repair Manual
華
華
碩
碩
電
電
腦
腦
18.4 Passive Path Fault Finding Chart
Refer to Power
Part Fault
Check connection
between CON704 and
Pull out active
antenna
Replace CON704 or
YES
Check connection
between C793.Pin2
and C803.Pin1
YES
Replace J700
YES
Check if C800 is
high (3V±10%)?
Check if C785.Pin1
is 2.85V±5%
?
Replace U718
YES
YES
Check if C785.Pin1
is 2.85V±5% ?
YES
Replace U722 or refer
to SIRF StarIII Fault
Finding Chart
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