Blu C5 - Notifications and Status Bar

Start
Upgrade to latest
software, check if
the issue have
been solved
YES
OVER
No
Check if the main
antenna and
Antenna shrapnel is
damaged
No
YES
Replace a new one
Check if coaxial line
is ok
NO
If line connector
opened, reconnect
it. If line damaged
or circuit opening,
replace a new one.
Replace Main PWB
Yes
No signal
No Display or Display issue
Start
Check if it is
power issue
YES
Go to power
issue
No
Check the follow option:
1. Check software version is latest
2. Check if LCD is defective
No
YES
Update software
or change A
cover assy
Replace LCD or PWB
Check if the LCD is
soldered correctly
No
Resolder LCD
Yes