Blu Studio Mega - Page 31

Doesn’t switch on
Start
YES
OVER
No
No
Check
the power
sequence
Check have
power or
upgrade to latest
software
Test if power-on
current is
abnormal
YES
If the current is
higher than normal,
check for hotter
components, then
replace them
Yes
Check if
the power
key is ok
No
OVER
Check the PS
voltage
Yes
Replace U201
Test U1301‘s
26M signal
Yes
Replace U1301
No
Replace Main PCBA
No