- Stop searching for signals when you are roaming
- using vibrator mode
- Using online apps and features
- Keeping Wifi and bluetooth on
- Using 3G networks
- Contentious Internet surfing
- Background apps which are not needed
Tips to Make Smartphone Battery Last Longer
Basic Tools and Equipment for Mobile Repair
- It is used to regulate or manage temperature and flow or hot air.
- It is used to boost the power of battery of a Cell phone.
- You have to see each and every component of mobiles clearly. Magnifying lamp will help you see the devices properly.
- You need liquid fulx to clean the components of mobile or pcb. With liquid flux get rid of dust easily.
- It help mobile technicians in cleaning soldering tips and etc.
- Substitute for desoldering pump to remove excess lead form the PCB.
- One of the tools essential for mobile repairing. It helps in applying bga paste to bga plate used for reballing IC.
- This is used to clean tip of soldering iron while soldering.
- You need LCD tester that will help you find the faults in touch screen phones.
- This device is used to test and check condition of battery of a cell phone.
- Eraser – eraser might be used the clean stains and other particles from keypad.
- Toothbrush – It might be used to remove stains from mobile keypad and other tools.
- Thinner – Lot of thinners are available in markets. Thinners are used as a first aide for water damaged phones.
- Flux Injection – Its one of the mail component used while mobile repairs. Flux inject is used to heat the component.
- Alcohol solution – Some mobile technicians use alcohol solution for cleaning small components of mobile and tools.
Above are some of the basic tools and equipment for mobile repair. Make sure you do have a complete knowledge of these basic tools and equipment that you will be using in every day life of your mobile repair career.
Common Android Problems and Solutions
Classification of Mobile Virus
- Worm
- Trojan
- Spyware
- Cabir
- Duts
- Skulls
- Commwarrior
- Gingermaster
- DroidKungFu
- Ikee
- Gunpoder
Mobile virus or malware have very adverse affect on mobile, its functionalities and confidential information stored on your smart devices. A virus can show it affect on mobiles and other smart devices in below manner, it will spread across all the files present on your smart phone.
- Spread over Bluetooth and MMS
- Infection of files
- Dispatch SMS/MMS
- Enable external access to smart phones
-
Bypass anti-virus functions
-
Exchange file icons and system applications
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Modify fonts and installation of applications
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Enable information theft
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Install other harming programs
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Block memory cards
Above is the classification of mobile virus. Make sure you categorize these viruses and try to prevent these viruses from damaging your mobiles.
Mobile Phone Viruses
- Worm
- Trojan
Mobile Phone Viruses
- velasco a- is a virus written specifically for nokia series 60 mobile phones running the symbian OS
- cabir. a – is a worm that runs in symbian series 60 phones and replicates via Bluetooth
- commwarrior.a – is a worm for symbian operating system and mobile devices compatible with nokia
- Trojan_Mos ? is a symbian series 60 trojan masked under the name of popular game MOsquitos
- AppDisabler.a ? is a SIS file Trojan which tries to disable large number of installed applications
Above are some of the mobile phone viruses that are affecting mobiles these days. Remember mobile phone viruses removal is pretty much mandatory if you want to enjoy uninterrupted services of your mobile as well as functionalities.
How to Find Lost Mobile phone
Tools Required for Cell Phone Repair
- In order to repair mobile first of all you need to open to see where the problem is. You simply can’t open mobile with any screw driver. Mobiles have lot of small screws that can be opened using screw driver that are meant for mobiles. Star screw, philip screw are some of the screws that are used for mobiles. For that you need special screw driver tool kit that will help you open mobiles smoothly. Make sure you buy high quality screws.
- You simply can’t fix components of your mobiles. You need soldering iron to fix components like ic’s , capacitors, diodes etc .
- It help in soldering work. Soldering station makes it easy to do soldering by controlling the heat required to fix a particular component.
- In order to repair mobiles you need to solder the components on mobile device for that you need printable circuit board
- With the help of solder wire you can solder components like mike, ics, jumpers etc.
- PCB cleaner help in cleaning the printable circuit board of the mobile device.
- Blade is very much necessary to remove lamination that might be present on different components of the devices.
- Helpful in cutting wires and other components that might be required to remove form device
- Tweezers are very much helpful when you are assembling and dissembling the devices. It might help you hold the components with ease as they are very much tiny.
- These are used for cleaning the PCB of a mobile phone while repairing.
- It is used to regulate or manage temperature and flow or hot air.
- It is used to boost the power of battery of a Cell phone.
- You have to see each and every component of mobiles clearly. Magnifying lamp will help you see the devices properly.
- You need liquid fulx to clean the components of mobile or pcb. With liquid flux get rid of dust easily.
- Used for reballing of ICs after soldering
- This is used to clean tip of soldering iron while soldering.
- You need LCD tester that will help you find the faults in touch screen phones.
- This device is used to test and check condition of battery of a cell phone.
These are some of the tools required for cell phone repair. As a mobile repair technician you should be aware of each and every tool that would be used in mobile repair industry.
Mobile Hardware Troubleshooting
- No audio reception – If there is a problem with speaker or earpieces make sure you locate the speaker and earpiece and remove the old one. Clean the surface with flux and replace small components that are required to be changed.
- No audio transmission – Locate mic and mouth piece and check whether its is working or not. Use multimeter to check the functionality of the mic. If you observe some fault make sure you replace it with new one.
- Phone not ringing – If mobile is not ringing for incoming calls make sure you check buzzer. Perform different tests using multimeter. If its faulty replace it with new one. Before fixing the new one make sure you clean the small components and mobile board surface with flux.
- display malfunction – If there is any problem with display make sure you check LCD. Check the jumpers and interface. If you find LCD damaged make sure you replace it with new one.
- Insert SIM card problem – If you see insert SIM card problem make sure you replace it if you find it damaged. Or else you can apply jumpers to get rid of the problems.
- keypad malfunction – Check the casing of your mobile keypad. If you find the casing or keypad kit damaged one than make sure you replace it with new one. Don’t forget to clean the mobile keyboard surface with flux and dry it hot air blower.
- Automatic shut off – This problem might come due to battery failure. Make sure you check it whether its good using multimeter. If its ok than check battery terminal, if they are damaged then replace it.
- Water damaged – This is the most common problem that you might come across as a mobile technician. Dis assemble mobile totally. Use thinner to clean the surface and apply the brush. Use hot blower and dry the surface of mobile. Assemble it and that’s it mobile is ready to use.
- Battery not charging – If mobile is not getting charged make sure you check the charger. Use multimeter to check the functionality of charger. If its ok move on and check battery and battery terminals and find out the fault. If battery or battery terminals are not working make sure you replace it with new one.
- No power and signal disturbance – If there is a problem with power make sure you replace the mobile battery. Signal problem comes where sim is not working make sure you check the SIM is damaged. If is is damaged replace it new one.