Iphone 4S All Solution in One place

iPhone 4S Rear Camera Problem solution

First let’s have a look at all the possible iPhone 4S rear camera problem that you might encounter:

Screen goes Black.
Hanging Problem.
iPhone camera shutter not opening.
Camera is not taking pictures after you press camera button on screen.
This is touch screen problem, and it has nothing to do with iPhone 4S rear camera.

In the following lines you will get to know the method to fix iPhone 4S rear camera. Both Manual as well as hardware methods are mentioned in detail and in step by step method.

Manual Method

Reset your iPhone 4S and check.
Uninstall any camera application that you installed recently, as it might have caused this problem. Uninstall and recheck.
Upgrade your iOS (Warning: Only if Hardware Method fails in correcting the camera problem).

Hardware Method

After opening iPhone 4s back cover, remove the battery and:

Connect and Disconnect Camera. (As Camera also goes Black due to lose connection) Check after reconnecting.

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Clean rear camera connector and onboard camera connector and check.
If the above method doesn’t work then reheat all the connectors and components on board of rear camera.
Connect any other Good camera in order to verify the problem, whether it is with your camera or connector

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Remove and fix rear camera connector IC (Black in color), if it doesn’t work then replace it. If you don’t have any other rear camera connector IC with you then you can also just short the two on board terminals with the help of a jumper wire, it will work just fine. Make sure you don’t short the ground terminals.

iPhone 4s Audio Jack Problem solution

Problems with Audio Jack

Low Sound
No Sound
Disruptive Sound (Sound not clear)
Sound only in one earphone.

Manual Solution

Check Sound setting for Mute, if it is then un-check it. If not then increase the volume level
Check with any other working earphone.
Restart your Phone.

If all of the above fails, then all you have to do go with its:
Hardware Solution

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Check strip Connector and on board connector of Audio Jack (Similar strip for Audio Jack, Volume and Lock Button)
Clean both connectors.
If cleaning doesn’t make any difference then re-solder On-Board connector pins.
If the above step doesn’t work for you then change the entire strip assembly.
Reheat the Surrounding components of On-Board connector.

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If all the above fails then reheat Audio Codec, replace if necessary.

iPhone 4s Flashlight Problem Solution

Problems and Manual Solution

Following are two of the problems that you might encounter with your iPhone flashlight:

Flashlight remains “ON”.
Go into settings and Turn OFF Flashlight if it is ON. If that doesn’t work then restart you phone.

Flashlight not working.
Restart your phone and check.

Hardware Solution

If the above method doesn’t work, then all you have to do is to go with the hardware solution:

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Unplug and remove Rare camera and reinsert it (Flash is attached with Rear Camera). In most cases this thing works, but if it doesn’t then move to the next step.

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Clean On board connector as well as Connector attached with rear camera and check.

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Check Continuity of Flash Light Coil, continuity can be checked by removing the shield. If the coil is damaged, replace it.
If replacing coil doesn’t work for you then reheat Flashlight IC. If it’s still not working then replace it.

iPhone 4S Front Camera Problem Solution

Following are some of the most common iPhone 4S Front camera problems that you might encounter:

iPhone 4s Screen goes black.
Phone hangs whenever you start front camera.
Camera not taking pictures, while you press your screen for pictures.

If camera is not taking pictures when you touch the screen of iPhone, then it is clearly the problem of iPhone 4s touch screen, and it has nothing to do with camera. You need to fix your iPhone 4s touch screen in order to overcome this problem.

In order to solve rest of the problems, all you have to do is to go with:
Manual Solution

Reset your iPhone 4s
Uninstall any camera app after which your iPhone 4s front camera has started giving you problems. After you are done with it, please check.

If the above steps don’t work for you, then all you have to do is to go with:
Hardware Solution

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Remove back cover of your iPhone 4s and check Front Camera Strip (Flux Cable).

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After that check iPhone 4s front camera on board connector for any damage. If it is water damage then clean on board connector as well as iPhone 4s front camera strip connector and check. If they are damaged, change it.

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Check Coil and gently heat it. Replace if necessary. Also check capacitors too!
If there is a problem with your front camera then change the entire Assembly strip with the new one!

If all the above doesn’t work for you, then there must be a software problem. Upgrade your iPhone 4s iOS in order to overcome this issue.

iPhone 4s Vibrator Problem Solution

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Verify the Continuity of Vibrator terminals with the help of multi-meter, if it is faulty then replace the vibrator.

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Clean the vibrator terminals and check.

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If the above thing doesn’t solves the problem then check both on board connection terminals for continuity with the help of a multi-meter. Connect one end of multi-meter terminal with Vibrator terminal and the other with its respective capacitor. Check both terminals one by one, if:
The Connection is open put a jumper to restore the connection
If Capacitor is damaged, replace it.

If that doesn’t solve the problem then it must be Vibrator IC issue. In order to fix that, all you have to do is to:

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Reheat or Replace Network IC, this is surely going to solve your iPhone 4S vibrator problem if everything else fails

iPhone 4s MIC and Speaker Problem solution

Manual Solution

In manual solution method, all you have to do is to:

Record your voice through sound recorder in order to verify whether it is working or not (Low Sound or No Sound at all)
Check volume level of your iPhone 4s.

If you are still not able to get this thing fixed, than all you have to do is to go with its:
Hardware Solution

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Hardware Solution for iPhone 4S MIC and Speaker problem includes:

IPhone 4S Primary MIC and Speaker Problem

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iPhone 4s Mic metal Sheet

Clean metal sheet covering of Mic.

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iPhone 4S Mic rubber

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Verify whether Primary MIC rubber cap is in proper position or not, if not then fix it or change it.

iPhone 4s Charging Dock, Mic and Flux Cable

iPhone 4s Flux Cable

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If the above method doesn’t solves the problem then Change Flux Cable. Flux Cable is the main cable for Charging Dock and Primary Mic.

iPhone Flux Cable and secondary Mic connector

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If it doesn’t works then Re-solder “First” and “Third” Connector Pin of Flux Cable connector.

iPhone 4s Audio Codec

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If it is still not working then gently heat “Audio Codec” IC. Replace it if it is still not working.

IPhone 4S Secondary MIC Problem

iPhone 4s Secondary MIC Connector

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Check 2nd and 3rd pin of Secondary MIC connector and re-solder it using Soldering Hand. Secondary MIC connector is also the connector for Audio Jack and Volume button. (Strip is also same for all three components)

Secondary Mic Speaker AJ and Volume Strip

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If the above method doesn’t work then change the entire strip / Cable

MIC and Speaker Controller IC

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Gently Heat MIC and Speaker controller IC or Change it.