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If you are facing mic problem low voice or not voice out going to destination then this diagram will help you to solve mice problem in nokia asha 303. In diagram bellw you can see a mic that is defined with red boarder and some parts are also defined with red line boarder.All cellular mobile repair solution here Nokia 2320 Classic Ringer Problem Jumper Ways Solution
So we have to check all these parts that are in red board to solve mic problem and mic not working problem in nokia asha 300.check mother board vary carefully if there is any rust carbon or water damage issue. Clean mother board form these areas and apply some heat with hot air so that mother board of nokia asha 303 can be dry.
If with only service it can not be solved change mic and you can remove mic with hot air or solding iron. In nokia asha 300 mic has 4 points itself and one is ground other are data clock points. so we can apply jumpers in these point.
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 help fix or repair Nokia X5 USB charging problem.  When the device shows no charging indication when the battery charger is plug-in, the components showed on the solution below such as the chip fuse and a diode might possibly damaged.This solution  shows the location of the components that needs to check or then replace if found damaged.



Repair hints:
Check the USB pin connector and ensure that it is free from dirt or oxidation, clean or replace it if necessary.
Check the chip fuse if open, replace if damaged
Check the diode if shorted, replaced if damaged
If the fuse and the diode is okay but the charging  problem still exists proceed to rework or replace the USB charger voltage controller IC, it is located at the rear side of the PCB board.

Nokia C2-07 insert sim problem, Sim is not working in Nokia C2-07, Sim is not Valid, Single Sim is not working in Nokia C2-07
Tools:-
Nokia T4 and T5 key, Electronic meter, Electronics Cleaner, Hot Air, Solding Iron, Jumper Wire.
Nokia 5800 battery terminal jumpers solution

Diagnostic and Solutions.
if sim is not working in Nokia C2-07 is can be cause of water damage or missing components. Use different sim and if sim is not working then de assemble Nokia C2-07.
Once Mobile phone is disassemble check all these parts that are given in above diagram and apply electronics cleaner. Apply hot air so that it can be dry but not to much because it can damage the mother board or may can harm your skin.
these different color lines are indicating different path and tracks that are used in sim function in Nokia C2-07 so if nay of them is missing apply that jumper as shown in diagram to solve insert sim problem in Nokia C2-07
If single sim is not working out of these two you can only jumper those parts that are used by it. And to find prints and track you can see above diagram.
Warnings:
Do not apply to much heat it can damage the mother board and harm your skin.
When apply jumpers make sure the do not be ground with other prints.It can short the mobile phone.
Remove Sim Ic with hot air because with Solding iron it might can damage prints 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.

nokia sha 203 is not charging with usb or usb can not be detected it can be cause of water damages. Carbon in usb base. Broken or damage parts and may be due to burn components.To solve usb not charging in nokia asha 203 you can read this post which also contains a usb not charging repairing diagram for nokia asha 203.nokia Asha 203 Mic problem solution jumper ways

In above diagram you can see Red, Blue & Black lines these are used in usb charging and usb data functions. Check USB charging jack if it have some carbon or rust then clean it with CTC and apply heat to make it Dry.
If USB charging jack of nokia asha 203 is damage or Replace it. If a few pins are missing then check all these tracks that are given in above Nokia asha 203 usb not charging diagram. If any print out of these is missing apply jumpers.
Check all these parts and if any of them is broken or damage apply jumpers. If jumpers can not solve usb data & charging problem of nokia asha 203 then replace these parts.
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.

Nokia 2330 Classic Bluetooth is used for data transfer between devices with Bluetooth.In Nokia 2330 Classic Bluetooth can be damage or not working due to water damages and rust.It can be fault for shortage and burned parts.Nokia C2-01 Keypad is Not Working Problem Solution

In above diagram you can see some parts that are in lined with red color. Clean these parts after disassemble with electronics cleaner and then apply some hot air so that it can be dry.Do not apply much air with hot air station because it can harm your skin or may can damage the mother board of Nokia 2330 Classic.
These parts are also used in FM function so if FM Radio is not working in Nokia 2330 Classic you can also re flow and resold these parts that are identify in the above 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.

Dark black LCD Screen Displays Nokia X6 is caused by the LCDs illuminating backlight LEDs failure to light up on the back of the display screen. If this happens you may need to try to replace a new LCD display module replacement on it. If happens that the problem still persists you may then check this corresponding components showed on the solution below.



The solution above showed the LCD display backlight LED driver circuit of Nokia X6 PCB board.
You need to check, trace, replace particular components highlighted on the solution above and follow some simple  procedures indicated.

Nokia 2320 Classic Bluetooth is used for data transfer between devices with Bluetooth.In Nokia 2320 Classic Bluetooth can be damage or not working due to water damages and rust.It can be fault for shortage and burned parts  Nokia 2320 Classic Insert sim problem solution ways jumper see all cellular mobile repairing solutionIn above diagram you can see some parts that are in lined with red color. Clean these parts after disassemble with electronics cleaner and then apply some hot air so that it can be dry.Do not apply much air with hot air station because it can harm your skin or may can damage the mother board of Nokia 2320 Classic.
These parts are also used in FM function so if FM Radio is not working in Nokia 2320 Classic you can also re flow and resold these parts that are identify in the above 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.

Heres a solution that may help fix and repair Nokia N78 keypad failure or malfunction. If you already tried to replace the keypad flex cable but the problem still exists, this solution below will show you the keypad filter IC that is being connected to eah particular keys within the keypad matrix.




You may trace each particular line paths for deep keypad repair troubleshooting.

some time we get test mode local problem in our mobile display and in this case we can not use cell Nokia 5250 Key Pad Lock is Not Working.
phone keypad and other functions.if you have same problem then diagram bellow will help you to solve
this problem. In above diagram you can see a red line box to show the exact location of resistance
which is used in problem solution of test mode in nokia 111.
Once phone has been disassembled you can clean whole mother board for rust or carbon.Leave it to dry
and apply hot air.Replace indicated resistance and also check components behind battery terminals.
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 to those who are looking for a quick guide in repairing Nokia N97 left and right ringer, hands free loud speaker problem issues like there is no audio sound can be heard over it.

This solution can be applied if the device speaker is working okay but still there is no sound output can be heard on it. The solution below shows the Ringer or Loud Speaker Audio circuit. It indicates certain components that needs to be check and or replace if found faulty or damaged.



Check and ensure first that speaker is working or already tried installing a replacement spare on.
If the speakers were okay, you may then proceed to check those components showed on the solution above.
There are filter coils connected on the circuit, you may first check this components.

For the LEFT speaker problem , you may check that the flex cable is not damaged before trying to check or replace the filter coils. If all coils or inductors were okay, you may then try to rework or re-ball the audio amplifier chip or replaced it with a new one. If the audio IC is alredy replaced and all the filter coils were seems good, You may then suspect that the problem lies or power and audio IC (AVILMAS), reworking it might help solved and fix the problem.

Heres the solution that may help and guide to repair Nokia X6 having a No Network Signal reception. If ever tried to  restore and update the device firmware but nothing happens, this solution shows the corresponding  RF circuit of Nokia X6 PCB board that might something wrong, faulty or being damaged.




Repair Tips:
1. Apply and supply voltage to the PCB board using desired DC regulated power supply voltage of 3.7 volts. Check the supply voltage from the cellphones battery through to the corresponding components highlighted in red color, these are battery supply voltage filter coils that being feeds to RF circuit components. IF there are no voltage readings on that areas, check the continuity of the battery positive terminal on that certain parts. Apply jumper if the line is cut or open. check also the filter coils and replace if found damaged.
2. Check and measure the secondary voltage output from the RF DC to DC converter chip highlighted in orange color. If there is no voltage readings on that spots, rework or replace the DC to DC converter IC.
3. Check or replace the Clock crystal oscillator. (VCTXO)
4. Rework or replace RF Power Ampilifier IC (PA)
5. Rework or replace Front End Module IC (FEM)
6. Rework or  replace Radio Frequency IC (RF IC)

Nokia X2-02 speaker problem, Nokia X2-02 earpiece jumper ways, Nokia X2-02 mic is not working, Nokia X2-02 speaker jumpers, speaker is not working or low voice and noise.Nokia X2-02 Ringer problem solution ways

If Nokia X2-02 speaker has low voice or nosie it can be problem of speaker ear piece. If no voice in it that may can be cause of missing or damage parts. The noise can also be due to water damages in Nokia X2-02.
If speaker is not working or have a low voice it can be fault of speaker and housing. Check Nokia X2-02 housing ( body ). All housing have a small whole at the point of ear piece. In some cases rust or dust cover this point and the voice can not reach proper to the mic point so make it clean if there is some dust on it.
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.
Check all these tracks that are provided in above diagram to solve speaker problem in Nokia X2-02. In diagram two different color lines are given to identify all parts that are used to solve Nokia X2-02 speaker problem with jumpers.
If some parts are missing or damage apply jumper on these points where small circles are pointing in nokia mic repairing diagram above.

Nookia Asha 203 MMC Problem, Nokia Asha 203 Memory Card Solution, Memory Card Not formatted, Memory Card Not detected problem solution in Nokia Asha 203. All these memory card problem solutions are possible by following diagrams that I am going to post in this post.nokia Asha 203 No Network Low Signal Problem Solution Jumpers

Replace memory card and check it again. If card is not formated make it formate with card settings from Nokia Asha 203 or formate the memmory card with computer.
After dis assambly of nokia asha 203 check the whole mother borad for water damages or carbon on it. If you find it clean mother board with electronics cleaner and apply hot air to make it dry.
Do not apply much heat it can damage the nokia sha 203 mother board or may can harm your skin also. Check red line Ic that is used for memory card function in Nokia Asha 203. Re sold it and re flow the IC. If resolding of the memory card IC can not solve MMC problem you have to replace thic MMC Ic in noki aasha 203.
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.

Nokia C2-06 ringer HF is not working, Nokia C2-06 Ringer Speaker is not working, Nokia C2-06 can not play music. We can not here voice during loud speaker in nokia c2-06.
Tools:-
Nokia key T4 and T5
Hot air.
Solding Iron.
Electronics Cleaner.
Nokia C2-06 Ringer,Nokia 2330 Classic Charger Not Responding or Not Supported

Diagnostic & Solutions:-
If Nokia C2-06 is not abble to ring a bell and we can not use loud speaker it might be fault of ringer or it may not be attached with mother board.
it can be damage or might be its not in proper location.It can be cause of Water damages and missing components,So lets solve the problem in a few simple steps as given in above diagram.
Disassemble Nokia C2-06 and check ringer points with electronics meter.If ringer shows good value then check point on the mother board and if the have also a good value it can be cause of miss fitting.
So assembly with proper placements and tight the screw and try it if not working then replace ringer with new one.If you find some prints missing then apply jumpers as given in above diagram. There are two different color lines Red and Blue.These lines indicates the negative and positive prints of ringer in Nokia C2-06 so apply these jumper to solve ringer problem in nokia C2-06
Warnings:-
Do not apply much heat with hot air it can damage the mother board and your skin.
Keep in mind about placement of ringer because it is not proper ringer will not work.
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.

Nokia C5-00 keypad problem, Keypadnot working in Nokia c5-00, Keypad Ic ways, Keypad Ic Jumpers can be found in this post to solve keypad problems in Nokia C5-00.Look at diagram bellow and find these parts that are used in keypad work of Nokia C5-00.Nokia 2320 keypad is not working it can be cause of water damage or broken parts.In this problem

Clean these parts that are used in keypad function of Nokia c5-00 and apply heat with hot air to dry them. Do not apply much heat it can damage the motherboard and may can harm you skin.
you can check keypad strip and these ic’s and replace them to solve keypad fault in Nokia C5-00.
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.

Nokia C5 not charging problem, Charging Ic, Fake Charging. All these problem can be solve with a few basic steps that I am going to teach you here in this post.If you plugin charging pin into charging jack of Nokia C5-00 and it do not show any notification on screen and start charging also but do not full charge the battery it can be fault charging IC that is used in the mobile phone for charging.Nokia 2320 LCD display problem solution

So find them and clean these parts with electronics cleaner.So that if there is some rust or carbon that can be clean.Apply hot air to dry it and do not apply much because it can be harm for your skin.
Reslod these parts and re flow them can solve fake charging problem in Nokia C5-00. If it can not solve the issue then replace them to solve fake charging problem in the Nokia Mobile phone.