Nokia 2710 keyboard LED lighting problem ways solutions jumpers tips and tricks of Nokia 2710 keyboard LED lighting problem.

Nokia 2710 keyboard LED lighting problem ways solutions jumpers tips and tricks of Nokia 2710 keyboard LED lighting problem.
Here are the links of repairing diagrams of Nokia 2710 keyboard LED lighting problem ways solution.
you can solve easly Nokia 2710 keyboard LED lighting problem by the repairing diagrams of Nokia 2710 keyboard LED lighting problem which are given below.
If you have some knowledge about repairing so you can easly pick the repairing process of Nokia 2710 keyboard LED lighting problem which is shown in figure.

If you can't understand the repairing diagrams which are given below so don't worry.
I am also giving you a littel discription of this image.

Here is the discription of Nokia 2710 keyboard LED lighting repairing diagram.

Here is the solution that can help you identify and repair a Nokia 2710 with an LED keyboard not working problem.
If there ever encountered this problem, the solution below that will give us and what specific components should be checked for repair.
This solution can work and can be used as the LEDs are already monitored by a multimeter and are still working and have not picked up or blown.
Th solution was found that the Nokia 2710 LED driver circuit, this circuit has the LCD screen and keypad backlighting LEDs to work. So when it said chip damage may result in LCD screen and keyboard LEDs do not or unable to light up.
But if only the buttons do not work or LED lights, you can first check the line paths of the backlight LED keypads provide voltage.You may start with the first LED and the membrane keypad flex cable check: Then trace the line paths keyboard pin connector by means of a corresponding parts where it is connected.
There are certain elements such as the filter coils and resistors in the circuit, you can check parts and replace if found damaged. Just follow the simple instructions shown on the above solution, hope this can help fix and repair Nokia 2710 keypad backlight not working problem.

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