Sony Ericsson K850i not switching on

To Unlock Sony Ericsson K850 use unlock code.Visit the site
Superunlockcodes.com
get Unlock code and Follow the unlocking instructions below and unlock it easily.

Sony Ericsson K850i Unlocking InstructionsWarning : Do not enter any wrong unlock codes on your Sony Ericsson K850i mobile phones. If you enter over a certain amount of wrong unlock codes on your Sony Ericsson K850i mobile phone, your phone may get hard locked and sometimes become unusable.
1 - Switch ON your Sony Ericsson K850i without any SIM Card,
2 - Press the left arrow key/button once,
3 - Press the button * twice,
4 - Press the left arrow key/button once,
5 - The message "Personalize with MNC2" will appear, (or you will have displayed an unlock menu, select the lock you want to unlock)
6 - Enter the Unlock Code.

simply reinstaled soetware

Use this steps to unlock your mobile

1 - Switch ON your Sony Ericsson K850i without any SIM Card,
2 - Press the left arrow key/button once,
3 - Press the button * twice,
4 - Press the left arrow key/button once,
5 - The message "Personalize with MNC2" will appear, (or you will have displayed an unlock menu, select the lock you want to unlock)
6 - Enter the Unlock Code.

If you need unlock code means you can get the unlock code here theunlockarena.com

if you want to flash your sony ericsson. you need tools ( software tools box ) for sony ericsson. then you need to some softwares supporting files. then you can flash your sony ericsson.

repaire power ic or power supply
 

go to the sony ericsson service center and get it a software update

CPU faulty send it back to Sony Ericsson for repairs, this is a common problem on Siny Ericsson very bad.

sir,

the master reset code for sony is 0000 or 00000, try this code. hope it will help...


tnx

my problem is wen im chargen it the screen is blank but the key pad lights up an the power button is red plz help me fix it

I've had the same problem and had my K850i replaced twice. Apparently, according to Orange, there was a software bug on some of the earlier versions of the phone and this caused this failure....apparently. Orange tell me that this has been fixed now and my new replacement should work fine