Wifi Failure - Huawei U8350 Maintenance Manual

9.13 WIFI Failure

Reference Figure 9-16
2011-05-18
U8350 Maintenance Manual Basic Version V1.0
WIFI Failure
Check whether
the antenna and antenna
spring are normal?
Y
Measure whether the output
of X4601 Pin3 is 26MHz?
Y
Replace U4705,
Then test whether the
function is normal?
N
Replace U4704,
Then test whether the
function is normal?
N
Replace the U4601
Huawei confidential. No spreading without permission.
Replace the
antenna/
N
antenna spring
N Replace X4601
Y End
Y End
Internal
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