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Showing posts with label display. Show all posts

Thursday, December 18, 2014

Nokia 1661 Display solution

Nokia 1661 Display solution

Monday, November 17, 2014

Nokia 2710 No LCD Screen Display Backlight LED solution

If ever encountered a black or dark LCD Lcd display on nokia 2710, this problem is cause by the LED backlight failure or it doesnt light up.
This solution may help fix and repair Nokia 2710 No LCD Screen Display Backlight LED problem that result to a dark Lcd display on the LCD.

If this problem happens you may then first try to install a new replacement LCD Lcd to ensure that the LCD LEDs caused the problem or not. if the Back light LEDs still does not work, you may then proceed to hardware troubleshooting and used this solution below.

Solution for Nokia 2710 LCD Lcd display

backlight LED not working

The solution above showed the LCD and keypad backlight LED driver circuit. this circuit holds and drive the LEDs to light up or works.
You may start to trace the LEDs positive ansd negative line paths from the LCD pin connector down to the components where it is being connected.
Check the LED driver IC supply voltage, this voltage has a rating value of 3.7 volts which feeds from the phones battery.
If all of the line paths and supply voltages were both fine, you may then proceed to replace the LED driver IC.Note: a damaged LED driver IC on nokia 2710 will also result to keypad backlight failure. Therefore if the keypad backlight is working and only the LCD display backlight does not work, this doesnt mean that the LED driver chip is faulty or damaged. This indicates the LED driver IC is still working and fine.

Sunday, November 16, 2014

Samsung Galaxy S 4G No Display LCD Solutions

The highlighted components holds for the LCD screen of the Galaxy S 4G to operate properly, if those said components become faulty or damaged it will result to a display problem issues. You may need to check those components if after or before changing the LCD screen module.

Samsung Galaxy S 4G No Display LCD Solutions
Samsung Galaxy S 4G No Display LCD Problem
Samsung Galaxy S 4G No Display LCD Jumper Ways

Nokia C2 00 LCD Display Connection Line Tracks

Saturday, October 18, 2014

Nokia 105 display light jumper solution without transister

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Friday, October 17, 2014

Nokia X2 02 Lcd Display Jumper Ways Problem Solution

Nokia X2-02 No display solution, Nokia X2-02 LCD problem solution, Nokia X2-02 Lcd jumper ways, Nokia X2-02 white and blank display lcd. All these problems can be due to water damages. Carbon and burn parts of the smartphone.nokia Asha 203 Usb Not Charging Problem Solution Jumper Ways

After disassambly of Nokia X2-02 look at the motherboard for rust carbon or burren parts. If you found some rust or carbon apply electronics cleaner on the mother board and apply hot air to make it dry proper.
Applying too much heat can damage the mother board and parts.It also can be harm for your skin.So keep in mind about normal heat flow when making it dry.
Remove old LCD and Check it with new one. In above diagram you can see some different color lines that are pointing to the parts which are used in Display function of Nokia X2-02.
Check all these parts with help of meter and apply jumpers as shown in above diagram to solve display problem in Nokia X2-02.
If you find some broken and missing components then apply jumper on points where small circles given in nokia lcd problem solution.