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Heres the solution which covers and possibly help fix nokia 2710 navigation edition Display problems such as blank or black screen, blue screen, white screen, garbled and saturated screen display problems.

If ever encountered this kind of problem you may first try to update or restore the device firmware first, and then try to install a new replacement LCD screen module.
If all of the above already been done but still the problem still exists, you may then used tjis solution below for hardware troubleshooting procedure on Nokia 2710 PCB board.




You may start checking up  the nokia 2710  LCD pin connector, ensure that is absolutely clean.
There are two resistors mounted at the bottom of it, check this two resistors resistance value for it holds the display data signals through to the LCD screen. Replace if found damaged.
Check also the LCD screen module supply voltages, these are 2.8 and 1.8 volts.
If both resistors and supply voltages were okay, you may then suspects that the problem lies on the JUNO chip. Reworking this chip might possibly fix and repair Nokia 2710 display problem issues.

Nokia asha 202 touch screen is not working we can not type with it.Although nokia asha 202 have also keypad but touch screen is easy to type fast. To solve touch screen problem of nokia asha I am posting this post that also have a diagram.nokia e52 100% tested fake charging solution

The above diagram contains some different color lines these are used for nokia asha 202 touchscreen function.You can find out if there is some rust carbon in it. Mother board can be water damage or may be you find out some burn parts in it.
In case of water damage clean the mother board and apply heat to make it dry. In case of burn or damage parts you can replace components.
Check all these tracks that are given in diagram for nokia asha 202 touchscreen problem solutions.Small circles in different colors are given so that you can find out points where you can apply jumpers and you can check these with meter.
If any link is broken apply jumpers to solve touch screen solution in nokia asha 202.
I all ready have posted an Nokia Asha 202 Touch screen IC problem solution you can check it also.
for more detail and new tips and tricks about cellphone service problem keep visiting this page we will update cellphone service diagrams timely with new cellphone diagrams.some related post are also given bellow you can read them also for more information about cellphone.

this diagram is about touch screen problem in Nokia 5250 . In case of touch screen problem we can not use any key and we can not manage keypad and mobile functions.to solve touch screen problem in Nokia 5250 you can follow a few steps as given bellow.Nokia C2-03 Voluem Up Down Keys Not Working Problem Solution Jumpers


after dis assambling of Nokia 5250 check touch screen jack on board if there is some carbon or water damage then clean it with electronics cleaner and apply a light heat with hot air so that it can be dry.once its totally dry check touch screen.
if touch screen of Nokia 5250 will not be solve with above method check all track and parts as shown in above diagram.in diagram all tracks are given with different colors and you can easily find whole track and path.
if any path is damage or broken apply jumpers as shown and replace parts as given in diagram.
for more detail and new tips and tricks about cellphone service problem keep visiting this page we will update cellphone service diagrams timely with new cellphone diagrams.some related post are also given bellow you can read them also for more information about cellphone.