Mobile Phone Xolo Mirage Plus (Smartphone)
Service Manual
Page
29
of 40
Figure 4.12 Wi-Fi failure repair process
❶
Upgrade new software for the mobile phone;
❷
Check WIFI ANT;
❸
Clean or Replace the
WIFI ANT and test it again. If problem still not solved, you need to follow the product circuit
diagram to check U1103;
❹
After repaired, enter into „Factory Mode‟ by press “Power on” key,
volume “-” key the same time. Select ‟34 Wi-Fi” and test the function.
4.13 GPS issue analysis
GPS failure
Repair GPS circuit
End
Is GPS ANT normal?
Replace ANT
N
Y
Upgrade firmware
Figure 4.13 GPS failure repair process
❶
Upgrade new software for the mobile phone;
❷
Check the connection of GPS ANT;
❸
Clean
or Replace the GPS ANT and test it again. If problem still not solved, you need to follow the
product circuit diagram to check U1103 and corresponding components;
❹
After repaired, enter
into „Factory Mode‟ by press “Power on” key, volume “-” key the same time, select ‟37 GPS” and
test the function.
4.14 Cannot download software
There are many reasons would cause download failure. First of all, you must make sure that the
download procedure is correct. You can follow the instruction in the chapter below. There are
many kinds of phenomenon when the problem occurs:
