When your mobile phone encounters a fault, how do fix the fault and why is the phone failed? You may ask some questions about cell phone troubleshooting and repair, which we will provide below.
Part 1: How to diagnose phone problems?
1. The phone is not responding to your touch
1) It is possible that the touchscreen is not calibrated properly (to calibrate the touch screen).
2) Flexible cable is not connected well.
3)Mobile phone touch screen is damaged.
2. SIM card error
1) There may be a card damage (to change the card).
2) It is possible that the card is not installed correctly.
3) It is possible that the metal pin of the card is dirty (wipe with a clean cloth).
3.Weak cellphone signal
1) It is possible to use a mobile phone in a poorly signal area, such as near a high-rise building or in abasement, where radio waves cannot be effectively communicated (to pick up or dial a phone at a good signal location).
2) Use the mobile phone during the call-intensive period.
4. Mobile phone not booting up
1) It may be that the battery is exhausted (requires charging to the battery).
2) The problem relates to phone screen or motherboard, charger adapter, etc.
5. Phone can't make or receive calls
1) It is possible to use the prohibition dialing function.
2) It is possible that the SIM card is locked (to contact the telecommunications company to unlock).
3) Mobile phone hardware failure.
6. Phone notable to connect to network
1) Check WIFI settings.
2) Upgrade the operating system and uninstall software installed recently.
3) Check if the LAN is connected.
7. Phone is not charging properly
1) It is possible that the voltage is not consistent with the range marked by the charger (use a voltage consistent with the charger's label for charging).
2) It is possible to use a non-standard charger (to use an original charger).
3) There may be a bad contact (check if the plug is connected).
The above is about how to fix the most common on smartphone problems.
Part 2: Ways to solve mobile phone problems
1. Mobile phone slow to respond
Most smartphone users find that devices appear to slow down over time.
Solution: Clear the cache and create some rooms
First close the apps you are not using, then change the settings so that forbid apps always run in the background. Feel free to delete unused apps and software.
2. The battery drain fast on your phone
Your phone battery can't use long enough? The next time you find that your phone is charging to 100% or it seems to die too fast, try changing the settings below and clearing the application that may run out of battery.
Solution: Maximize standby time
First, make sure the charger you are using is optimized for your battery. Then, shorten the screen timeout setting so that the phone falls asleep faster when not in use and reduces the brightness if possible. If your phone has a power save mode, start it after you need to connect your phone for hours.
Or replace the battery to solve this problem if the battery has reached the end of its life.
3.Phone suffer water damaged and got wet
This is terrible when the phone is immersed in liquid, especially when the phone black screen or won't turn on.
Solution: Rescue
If you have any items that help absorb some moisture, first clean the surface of the phone and go to the nearest cellphone repair shop. Do not disassemble your phone or attempt to repair it yourself. The technician will be able to determine the extent of the damage,disassemble the device to dry the part, and repair or replace the specific part as needed.
4. Phone screen has frozen
When your phone screen is frozen and can't turn it off, the only thing you can do is force the device to shut down and restart. But what if it seems to happen constantly?
Solution: Clean your phone or replace a damaged screen
Close a running application, clear the cache, delete unwanted programs and restart your phone. The last thing to consider is to replace the broken phone screen.
5. Phone charging port stops working
As with cell phone batteries, charging cables and ports wear out over time. On a mobile phone, a small piece of metal inserted around the opening of the charger may be damaged or dirty, which may slow down the charging.
Solution: Professional repair,replacement phone parts
If you only need to remove some debris from the port, try using an unused toothbrush or cotton swab to clean the blockage to keep a good connection to the charging cable. If the cable or wall adapter is faulty, replace them.
Part 3: How to diagnosis and replace the phone parts
Simple ways to replace screen and battery on your phone.
On the ifixit and GEMWON Blog,YouTube, you can find a lot of models of mobile phone disassembly and assembly tutorials. Most mobile phones can only be disassembled and written. If you area mobile phone repair enthusiast with technical experience, then you said It's just too simple.
First you need to determine your phone model, search for the Hardware Maintenance Manual, and replace the parts according to the operation.
Part 4: Where can i buy mobile phone spare parts
It depends on where you live, you can buy mobile phone accessories on repair store near you, which usually gets the replacement parts you need quickly.
On the website, in places like Phone Parts GEMWON Mall,eBay, you can buy the right phone accessories at the cheapest price, you may have to wait for the shipping to be delivered to you in a few days. Technicians on the GEMWON Mall you can ask them what accessories you should buy.
The above is introduction on how to troubleshoot your android phone. For more mobile phone repair consultation and spare parts, please refer to the GEMWON blog.
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