Many Sony users complain that their Sony Xperia screen doesn't work, especially when they use the on-screen keyboard to send messages. This article is to help you troubleshoot touch screens using the Sony Xperia Z3.
Part 1:Screen not working on Sony Xperia z3
Solutions:
1. Restart your phone. If the touch screen can't work, you can force to restart by pressing the power + volume button at the same time.
2. Uninstall the recently installed software. If it is a new issue and you are not sure which application is causing the problem, you can uninstall the application that recently downloaded.
3. Update the device to ensure the best performance and the latest system, the system may update to fix some bugs.
3. Reset your phone. In general, if it is not caused by a hardware failure, you can solve almost all software problems by restoring the factory settings.
4. Try to solve the problem by restoring the firmware.
How to reset factory settings on Sony Xperia z3:
Back up data on the internal memory to other storage device
1) Click "settings".
2) Then select option "Backup & reset".
3) Afterwards tap "Factory Data Reset" and then Reset Phone.
4) Select "Erase Everything" if you are sure you want to clear all your data.
5) Select OK to begin.
About how to update firmware on Sony you can refer to this article: HardReset.info: Firmware Change/Update SONY Xperia Z3 Compact D5803
Part 2: Common situation & Sony Xperia screen not responsive
2.1 Touch screen too sensitive on Sony Xperia
If you have added screen protector for your device, make sure that the film is correct and that there are no air bubbles, dust, or moisture under the protective film.
Wipe the screen with a clean, dry cloth to make sure the touch screen is clean.
2.2 Keep the suitable working temperature
If the phone becomes overheated,the Sony Xperia doesn't respond at the first time. Please keep the phone cool down and try to use the touch screen again.
2.3 Use original charger
If Sony Xperia doesn't respond when charging, please using original Sony charger and USB cable for chargingyour Sony phone. Poor quality chargers can have a negative impact on there sponse of the touch screen.
2.4 Using the Xperia Companion perform software repair
1) Download and install Xperia Companion
2) Follow the software prompts to back up your files.
3) Disconnect your phone from your computer.
4) Turn off the device and wait 5 seconds.
5) Press and hold the volume button.
6) Connect your phone to your computer while holding down the volume button.
7) Wait until the repair application goes to the next step automatically, then release the volume button and follow the instructions on the screen.
8) When the repair is complete, follow the on-screen instructions to fix it (including disconnecting the device from the computer and turning it back on).
9) Complete the setup wizard on your device and connect your device to your computer.
10) After connected, click "Restore".
11) Select the backup file you want and click "Next".
12) Select the data you want to restore and click "Next".
13) When the data restore is complete, click Close (in the lower right corner).
Part 3: Sony Xperia z3 screen replacement
The most case of the Sony Xperia z3 touch screen not working after drop and LCD screen damaged. If any damage has occurred, you may need this part of the content on how to replace the Sony Xperia Z3 screen. Of course, if you want to change screen, other parts, and batteries as the same steps.
1.Preparation tools:
You need a Phillips screwdriver,a crowbar, screen glue, white paper, tape, hot air gun.
2. Remove the back cover
Shut down and remove all memory cards, SIM cards, and SIM card trays.
Then use a hot air gun along the 4 sides of the back cover, blowing for about 2 minutes until your hand feel shot.
Use a crowbar to insert from the loose side, lift the back cover, and use a plastic crowbar insert (to avoid damaged the middle frame), and slowly lift the back cover along the 4 corners of the back cover.
3. Draw the screw position map and remove the parts
Draw the position map of the screw and avoid the screw does not correspond to the corresponding position.
1) First remove the battery,there is glue under the battery, be patient when disassembling, you can use the hair dryer to heat properly, but not overheat. Use a crowbar from the side of the battery and lift the battery slowly.
2) Remove all the cable socket.
3) Remove the 4 screws.
4) Take the antenna, remove the upper and lower boards, and remove the motherboard.
When the motherboard is removed,pay attention to a few sockets. The crowbar starts to lift the motherboard from the left side, paying attention to cable connector.
5) Disassemble the camera, remove the 3.5 MM headphone port, LED light, earpiece, small part on the right side of the earpiece.
6) Remove the small board and remove the upper and lower board connections first.
7) Remove the antenna of the small board.
8) Remove the small board.
9) Remove the metal cover.
4. Remove the screen
The screen is fragile, so the screen needs to be careful.
1) Heat the screen at 4 corners,use plastic crowbar to lift the screen from the loose place. Do not use too much force. It is only about 1 mm from display and corners.
2) After the 4 sides are loose,lift the screen from the top of the screen, disconnect the screen cable, and the cable passes through the middle frame at the bottom of the screen, so be careful not to break the cable, and the screen will be removed.
At this step you can replace your newly Sony screen. You can buy the original Sony Xperia z3 screen at GEMWON online at wholesale price.
5. Reassemble Sony Xperia z3
1) Install the right cable of the screen.
2) Install the metal cover.
3) Install the left cable and install the button support plate.
4) Install the lower plate.
5) Install the lower small plate antenna and encase into the vibrator.
6) Install the connection of upper and lower small board.
7) Install the headphone jack and apply a tape to enhance the package effect.
8) Install the LED light, the earpiece, and apply a ape on the earpiece. The more closed it is, the more the effect will be.
9) Mounting the camera.
10) Install the motherboard and fasten the cable to the motherboard.
11) Connect the battery again and test if the phone is turned on normally.
12) If it can be turned on normally,start to install the upper 3 antennas.
13) Install screw and battery.
14) Clean the four sides of the back cover and the middle frame.
The above is about how to fix Sony Xperia touch screen, I hope to help you. For more troubleshooting about Sony, please visit the GEMWON blog. If you need to buy mobile phone repair accessories, then GEMWON online store is your best choice.
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