Level 3 Repair
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8-23
8-3-7. WIFI Part
WIFI is not working
Check WIFI Function ON
No
Enable WIFI Function
Yes
END
Check the Voltage on C220=
1.8V
No
Check the U700(crack, open, damaged, etc.)
Yes
Check 37.4 MHz Clock at
C225, C226
No
Check the OSC201(crack, open, etc.)
Yes
Check the Voltage on C221,
C219, C222
No
Check the U207(crack, open, damaged, etc.)
Yes
Check the Status of
C224, L207, C223, C227,
RFS200
No
Resolder or replace C224, L207, C223, C227,
RFS200
Resolder or Replace U207
Yes
Yes
Yes