શુક્રવાર, 11 માર્ચ, 2011

Nokia 2720 fold Volume Up / Volume Down button Switch Problem-Solution Jumper Ways

If you are looking for the paths connecting the Nokia 2720 fold volume up and volume down button switch, here let the entire circuit connection of these two volume control switches.

This solution is a great help especially for a damaged or lifted solder pads of the switch terminals .. or has been replacing a damaged button switch, but still not working and fix the problem.

The solution below shows the connection of the volume up and volume down button switch on the Nokia 2720 fold. And refer to it as your guide to tracing use a volume control keys not working to solve.
The two button switches share a common connection for the top two terminals, which is directly connected to the keyboard filter IC.
The bottom terminal was Voume Up is also associated or connected to 0, 8, 5 and 2 keys. While the volume has connected *, 7, 4 and 1 keys. So, if done well, this keyboard keys not working, it means that your problem is possibly on the filter IC.
You can check this line and trace paths using a multimeter. Then managed to get a jumper wire to apply if the said connection is cut off. Hope this helps to restore the volume problem on Nokia 2720 fold mobile phones.
for more detail and new tips and tricks about this problem keep visiting this page we will update it timely with new diagrams.some related post are also given bellow you can read them also for more information.
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