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If Nokia C1-01 is not getting power On and it can make charging. It is 100% fault of on off button in it.because On Off button on keypad is not working so that it will not be able to power On.Nokia Asha 300 insert SIM Problem Solution ways jumpers

Nokia C1-01 power button On Off switch not working ways jumpers.Replace battery and check if mobile can not be switch On dis assemble the phone and check power switch button ways as given in above diagram.If any print out of these is missing apply jumpers to solve On Off Button problem in Nokia C1-01 .
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.

If you have Nokia Lumia 800 problems and want to restore the smartphone then this post will help you to fix cellphone software problems. Due to software problem smartphone can hang, voice issues, data damages, camera stand by and blue tooth and wifi problems.
It will remove all the data ,contacts and apps that you installed
In touch screen mobiles it can be software problem also if touch is not working well.To solve these problems try the following steps.
Charge mobile phone battery, Make backup of your impotent contacts data and media files if possible and in most cases take out SIM and SD card.
After reset of Nokia Lumia 800 you will lose all the data and it will be impossible to get it back.so online backup is always important. Try to save all your data, backup on external device or hard drive.
So lets start the Nokia Lumia 800 Restore Factory, Nokia Lumia 800 Hard Reset.
Turn Off the mobile phone for few mints.
Make it Power On
Turn off your Nokia Lumia 800. Press and hold the following buttons Camera + Volume down + Power until your phone vibrates, then release only the Power key and keep pressing the Camera + Volume down for a couple of seconds 4-5s.
On the Start screen,
Tap Settings > about phone.
Tap reset your phone, and then tap yes.
The factory setting for the lock code is 12345

Not Charging in Nokia Asha 311, Charger Not Supported, Charger not working in Nokia Asha 311, Fack charging.
Tools:-
Extra Charger for diagnostic.
Nokia Key T4 and T5 for disassemble.
Electronics Cleaner for cleaning carbon or water damages.
Hot air to dry the mother board.
Solding Iron for applying jumpers.All cellular mobile repair solution here Nokia C2-01 Not Charging Problem Solution Jumper Ways

Solution & Diagnostics:-
Plugin charger pin into charging jack of nokia Asha 311.
If charger is not working and you do not see any error at Nokia Asha 311 screen it can be due to missing component or damaged.
If the error is Not charging or charger not supported it can be cause of charging ic and missing values.
Disassemble the mobile phone and look at the mother board.
Change charging pin and try again if above steps do not solve charging problem try bellow.
If there is some rust or carbon then apply electronics cleaner and clean it.
Apply hot air to make it dry and test again.
Different color lines are given to indicate whole track and paths of charging function in Nokia Asha 311.
Check all points that are described in above diagram and if any track out of them is missing apply jumpers as shown in above diagram for solving charging problem in Nokia Asha 311.
You may have to change charging IC.
Warnings & Tips:-
Do not apply much heat with hot air it can be harm for your skin.
Apply jumpers carefully so that it would not be short with other.
After cleaning with cleaner make it dry proper.
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.

Heres the solution that may possibly help fix and repair Nokia 2690 Earpiece Speaker No audio sound output problem.


You may need to ensure and check that the earpiece  speaker is working before replacing those components composed of filter coil and an ESD filter. If all of those components were all seem good the problem may lies on a broken line paths from the power and audio IC (AVILMA). So , for further troubleshooting you may need to rework the power supply chip that might possibly fix and repair Nokia 2690 Earpiece Speaker Sounds problem.

Heres the solution for a damaged Nokia N96 that result keypad failure or malfunction due to wet or water damaged, accidentally heavily dropped. This solution can be used as a guide for line tracing each particular keys that unable to work or respond when being pressed.

The solution below showed each keypad line connection between other keys on the PCB board.



The Nokia N96 keypad assembly are composed of the upper key which the navigation and music control keys and the lower part is were the NUMERIC keys since Nokia n96 is a slider type designed.

Since the upper keys are being connected and assembled on a flex or keypad matrix membrane, you can easily determine if the flex cable is faulty or already damaged if some of this keys will stop to function while the NUMERIC keys is still working.

Now if both upper and lower keys stop responding, you may then suspect that the problem lies on a faulty or damaged keypad filter IC.

If just only one or two keys that stop to responding, you may refer to the solution above and trace where is is being connected and check if the line is open or cut then manage to reconnect the broken again.