How to solve not working contact service fault in nokia 7210c

Fault description: Nokia 7210 has contact service fault due to bad pm file, in some cases pm file corrupted in mobile so we get this error that when we power on mobile then it just shows contact service message in red letters on screen and then power off after few seconds.   Fault solution: 1.      First we should flash mobile with latest version. we can flash mobile using any flash tool like mx key or ufs or jaf box or mt box 2. Now check weather problem solve or not if no then apply next step. 3.We have to write full pm file (permanent memory) in mobile. All pm file can be downloaded from support site of...

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Samsung E1110 doesn't start blinking solution

Fault description: Samsung mobile sometime doesn’t start when we power on mobile it just hangs on Samsung logo only. This fault occurs because of internet problem or corrupted software. Fault solution: For this problem solution we have to use flasher box z3x or hwk. Here we use z3x box. Use these steps for successful flashing: 1.Connect z3x box to computer 2.Attach mobile via flashing cable as shown in cable name icon and select mobile model from list  Here in below image we can find exact cable for mobile as shown below 3.      Press read info button it will show all basic version we should remind that software...

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Sony ericsson X10i charging drains battery or stops

Fault description: Sony ericsson Xperia X10 has a major charging problem some time we had noticed that mobile just shows charging indication on display but mobile drains battery quickly . In some cases after few minutes of charging it stops , in such cases we have to check hardware section so here we describe how to solve charging problem of Xperia X10 i .    Fault Solution: There are four common solutions for this problem so we have to proceed step by step. 1. First we should change the battery because in some cases the battery has an internal problem in its circuitry and due to that we got an error. 2. Then we should try...

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Sony ericcson x2 xperia not charging

Fault description: Sony Xperia x2 mobile sometime got charging trouble. In such case mobile shows charging error or not charging or charging no response error. This problem caused by overcharging or over voltage from charger.    Fault solution: For this problem solution we should first check basic things like charger or new battery before checking hardware area. After these primary testing apply following tricks:-1.    First clean battery connector due to some carbon on connector we get such error.2.    Check charging point for any dust or carbon and fully clean it with acetone or white petrol. If...

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