Redmi 6A Display Light Solution Easy BackLight Way
In this artical we post Redmai 6A Display Light
Solution easy mathod,And explain possible reasons as well as the
troubleshooting procedures we use to correct it.
The Redmi
6A has some minor performance issues that you may face:
Problems
- White Display
- No Display
- Lines on Display
- Low Light on Display
- No Backlight
Redmi 6A Display Light Ways Backlight Problem Repair:
Image Credit ©: MobileRdx.
1.
Clean the display connector on the PCB. Wash the parts in the
section.
2.
First find the light section in
the mobile, a diode boost coil and capacitor are seen near the charging ic in
the light section.
3.
First of all, check whether the boost voltage (20V) is
being attained by hot testing at the output of the diode.
4.
If voltage is found, check the beep from the anode
end of the diode to the tips of the display connector. If the beep is coming,
the boost voltage should also be 20 volts.
5.
If the normal voltage is found on the diode, then
check all the capacitors and boost coil in the light section.
6.
Boost coil or capacitor is bad, then remove and replace it
from another light section.
7.
On one of the pins of the IC, EN signals come from
the CPU, which, when the display is active, comes from 1.8 bolt to 2.8 bolt on
a register there, if the voltage is coming but still the
output voltage is not coming, then the IC Change
