Nokia N97 Qwerty Keypad Keys Backlight LED failure solution - welcome to our blog that presents the full content How Gadget, the discussion this time we're discussing that you find that Nokia N97 Qwerty Keypad Keys Backlight LED failure solution, we have provided complete information with images that are easy to understand, the explanation is simple but complete, therefore please read until the end :)

This is about : Nokia N97 Qwerty Keypad Keys Backlight LED failure solution
And this article : Nokia N97 Qwerty Keypad Keys Backlight LED failure solution
Article Nokia N97,

Nokia N97 Qwerty Keypad Keys Backlight LED failure solution

Here's a solution for Nokia N97 backlight LED on the QWERTY keys not working or failed to light up.
This solution can be used if the keypad membrane flex is not damaged but the LED backlight still won't light up.

Nokia N97 Backlight LED Not Working Solution

The solution above shows the qwerty keypad backlight LED circuit, it is composed of LED driver IC and filtering Resistors. These Resistors has a 0 ohms resistance value, you may check first these resistors before troubleshooting further.
The LED driver needs the Battery Voltage which is 3.7 volts that came across with red color highlighted component Resistor, check that voltage and continuity to the battery B+ terminal.
If all the Resistors were okay, you may then proceed to check or replace the LED Driver IC.

Information Nokia N97 Qwerty Keypad Keys Backlight LED failure solution has been completed we present

A few of our information about the Nokia N97 Qwerty Keypad Keys Backlight LED failure solution, we hope you benefit from this article

You have just read the article Nokia N97 Qwerty Keypad Keys Backlight LED failure solution and many articles about gadget in our blog this, please read it. and url link of this article is https://howtomonetizeeverything.blogspot.com/2014/03/nokia-n97-qwerty-keypad-keys-backlight.html Hopefully discussion articles on provide more knowledge about the world of tech gadgets.