How to disassemble Xiaomi Mi4 phone? Step-by-step instruction.


Often we try to solve all problems with a smartphone by some kind of manipulation in the system or reinstalling the firmware. However, it is not always possible to fix the problem in this way. Sometimes the breakdown is hardware, and it needs to be repaired by a service center or repaired yourself. In this guide, we will tell you how to disassemble Xiaomi at home so as not to harm the device.

Attention! If you have never had experience in disassembling and assembling a telephone or similar devices, contact your friends or service center who are knowledgeable in this topic. Don't take risks! If you handle the parts carelessly, you have every chance of severely damaging your phone and paying even more for additional repairs.

If you are confident in your abilities, then carefully read our disassembly instructions. We will show you how to disassemble Xiaomi devices and change their components with minimal risk.

What tools will you need?

To work with the housing and its parts, you need special tools, for example, a small screwdriver and spatulas. You can buy them on the radio market or on AliExpress. However, these items can be replaced with improvised means, say, a plastic card and any other screwdriver that is suitable for screws in a mobile phone.

Here is a list of equipment that will help with dismantling:

  • a spatula or a plastic card that you won’t mind accidentally breaking when you try to disassemble the Xiaomi;
  • a special paperclip to remove the tray with cards, or a regular straightened office paperclip;
  • miniature flat screwdriver;
  • tweezers for removing small “innards”;
  • small scissors or a knife with a thin blade;
  • suction cup, which will be needed to detach the touchscreen.

As you can see, nothing serious is needed. The main thing is to use the tools correctly and more or less skillfully.

Removing the cover using improvised tools on the Samsung Galaxy S9

The more popular model Samsung Galaxy S9 is practically no different in the process of disassembling the case from other models. Here, too, the two components are glued together, as Samsung engineers decided. But we will consider manual disassembly of the device, without any special tools.

We will use improvised means

, which are in every home. For example, instead of a hot air dryer, you can use a regular hair dryer to dry your hair. But use it to its full potential. Direct the hot air flow exclusively to the joints of the housing.

Use a hairdryer to heat the glued joints for several minutes. A suction cup is also required to safely remove the back cover.


Tools for opening the Samsung cover

It can be purchased at any children's store. Large suction cups are a priority - the more area of ​​the back cover is covered, the stronger the suction cup will hold it. We will also need guitar picks (plastic plates in the shape of a triangle) or plastic cards. Use two to support the already opened parts of the body.

Procedure:

  1. Attach the suction cup to the top or bottom of your Samsung Galaxy S9. Little by little, begin to pull the cover away from the screen module. It's okay that she won't give in at first. Do this regularly, but without much effort. After some time, a gap will begin to appear between the body and the cover;


    Attach the suction cup to the back cover of Samsung

  2. Insert a plastic card or pick into it;


    Insert a pick or plastic card into the hole that appears.

  3. Gradually insert plastic objects into the new holes so that they do not stick together again;


    A mediator inserted into the hole between the cover and the Samsung body

  4. Move the pick further until the lid gradually peels off.

In this simple way you can easily open the back cover of almost any Samsung mobile phone.

How to disassemble Redmi Note 3 Pro?

Let's start with one of the most popular Xiaomi phones in the entire history of the brand.

Changing the camera

Replacing the camera sensor on the 3 Pro is easier than many parts, since you don’t have to unscrew a huge number of elements blocking the path to the module. Note that often errors when shooting with a camera are not even related to its damage, but to the displacement of the cable, which just needs to be corrected, and the phone will take photographs again.

Attention! Before getting under the hood of your mobile phone, reinstall the firmware, return to the official MIUI and update it to the latest version to rule out a software cause for a non-working photosensor.

Instructions for replacing the photo module

  1. Turn off your smartphone.
  2. Remove SIM cards.
  3. Take a spatula in your hand (you can use a plastic card) and try to carefully pry off the housing cover. Since the assembly of the gadget is good, it may be difficult to penetrate the slot. Do not rush in any way, so as not to scratch the device.
  4. Once the tool is in the cut, carefully and firmly move the tip of the spatula around the perimeter, lifting the lid until it snaps open. Do not try to rip off the panel right away when only one corner or side has come off - you risk leaving a crack on the cover or “breaking” the grooves.
  5. Before removing the panel, disconnect the fingerprint scanner, represented by the cable connecting both sides of the smartphone.
  6. Pry up the seal with a screwdriver and remove the back part, which will not be needed in the near future.
  7. Now you need to de-energize the board. To do this, remove the mount to the battery with a spatula.
  8. Look at the top of the device. Take a thin pair of tweezers and use it to disconnect Bluetooth and Wi-Fi.
  9. Remove the seal from the front panel. Do this as carefully as possible, as the element is extremely sensitive to damage.
  10. In front of you is the front camera cable. If it is melted, this indicates a manufacturing defect or breakdown. We recommend contacting a service center to request repairs. This is a warranty issue and they will fix your phone for free or give you a new one. If you buy a mobile phone abroad, for example, on AliExpress, you will have to replace it yourself. This is an annoying problem; it can occur in any smartphone, but more often this kind of problem occurs in unscrupulous sellers who have played tricks with the device. The hypothesis can be confirmed by examining the insides for the presence of foreign stickers, which, moreover, may be stuck crookedly and unreliably.
  11. Again, discard the battery and remove the broken photosensor with tweezers.
  12. Install a new one in its place and snap it into place, as it was before your intervention.
  13. Connecting the module to the battery.

All that remains is to assemble the phone to its original state, return the touchscreen, all the cables, the fingerprint sensor wire and snap the lid, smoothing it around the perimeter.

Changing the battery

Replacing the battery is also one of the simplest manipulations. The risk of damaging something is minimal if you carefully follow each step and handle your smartphone and tools carefully.

  1. Follow steps 1-5 from the previous instructions and then follow them.
  2. Carefully pry and pull out the main unit with microcircuits.
  3. Remove the main and front cameras, as well as the flash.
  4. Using a screwdriver, remove the five bolts under the battery.
  5. The green panel, which will be in front of your eyes, also needs to be uninstalled by unscrewing it from the case.
  6. Next, remove the black holder and the remaining panel that blocks the path to the battery.
  7. Remove the battery and replace it with a new one.
  8. Put all the components in place, tighten them well, and then snap the smartphone cover.

All that remains is to launch it and check how the system works.

Removing the cover using improvised tools on the Samsung Galaxy S9

The more popular model Samsung Galaxy S9 is practically no different in the process of disassembling the case from other models. Here, too, the two components are glued together, as Samsung engineers decided. But we will consider manual disassembly of the device, without any special tools. We will use improvised means

, which are in every home. For example, instead of a hot air dryer, you can use a regular hair dryer to dry your hair. But use it to its full potential. Direct the hot air flow exclusively to the joints of the housing.

Use a hairdryer to heat the glued joints for several minutes. A suction cup is also required to safely remove the back cover.

Tools for opening the Samsung cover

It can be purchased at any children's store. Large suction cups are a priority - the more area of ​​the back cover is covered, the stronger the suction cup will hold it. We will also need guitar picks (plastic plates in the shape of a triangle) or plastic cards. Use two to support the already opened parts of the body.

Procedure:

  1. Attach the suction cup to the top or bottom of your Samsung Galaxy S9. Little by little, begin to pull the cover away from the screen module. It's okay that she won't give in at first. Do this regularly, but without much effort. After some time, a gap will begin to appear between the body and the cover; Attach the suction cup to the back cover of Samsung
  2. Insert a plastic card or pick into it; Insert a pick or plastic card into the hole that appears.
  3. Gradually insert plastic objects into the new holes so that they do not stick together again; A mediator inserted into the hole between the cover and the Samsung body
  4. Move the pick further until the lid gradually peels off.

In this simple way you can easily open the back cover of almost any Samsung mobile phone.

Method 1 of 2: Samsung Galaxy S6 and S7


  1. Remove the cover.
    If your Samsung Galaxy smartphone is wearing a case, it must be removed before proceeding further.

  2. Turn off the power to your smartphone.
    Hold down the lock key and select
    Shutdown
    in the pop-up menu, and then confirm your choice.
    • If you remove the cover while the phone is turned on, there is a risk of short circuit or electric shock.
  3. Remove the SIM and SD cards.
    This action is not necessary, but it is recommended to remove the cards so that they are not damaged by heat exposure.
    • Use a special accessory to remove the SIM card and insert the end into the special hole on the left on the top edge of the phone. Carefully remove the SIM and micro-SD card tray.
  4. Place your phone face down on a soft surface.
    This precaution will protect the screen from scratches when removing the cover.
    • For example, you can place a towel or other soft pad under the screen.
  5. Apply heat to the back of your Samsung Galaxy.
    The required duration of heat exposure is two minutes. It's best to use a hair dryer or blower, but don't heat one spot for more than a second. This procedure will warm up and loosen the adhesive that holds the back cover of the Samsung Galaxy smartphone to the inner frame of the device. [1] XSource of information
  6. Insert the split into the connecting seam on the body.
    Where the top and back edges of the case meet, there is a small slot into which you can insert a spacer, flat-head screwdriver, credit card, or other flat object.
  • It is necessary to separate the back cover from the front part, but do not pry off the entire cover at once.

7.Place the flat separator along the gap on either side of the smartphone.

For example, you can use a guitar pick or a credit card. The back cover should separate from the front of the device.

  • Do not use metal parts to avoid damaging the phone from the inside.

8.Place the flat separator on the opposite side of the smartphone.

The back cover will then separate from the front of the case on both sides of the device.

  • If necessary, reheat the glue.

9. Lift the back cover on the top edge and remove it from the device.

After this action, the entire back cover can be removed, since now it was held in place only by a strip of glue on the top edge.

  • You can warm up the glue again and run the separator along the top edge to make the task easier.
  • Place the back cover of your smartphone in a warm and dry place to avoid damaging the inside of the device when reinstalling the cover.

Method 2 of 2: Samsung Galaxy S – S5

  1. Remove the cover.

    If your Samsung Galaxy smartphone is wearing a case, it must be removed before proceeding further.

  2. Turn off the power to your smartphone.
    Hold down the lock key and select
    Shutdown
    in the pop-up menu, and then confirm your choice.
    • If you remove the cover while the phone is turned on, there is a risk of short circuit or electric shock.
  3. Place your phone face down on a soft surface.
    This precaution will protect the screen from scratches when removing the cover.
  4. Locate the slot to remove the back cover.
    Depending on the phone model, this slot is located:
    • S4 and S5
      – upper left corner of the back cover;
    • S2 and S3
      – top edge of the back cover;

  5. S
    – bottom edge of the back cover.
  6. Insert your fingernail into the slot.
    You can also use a small flat-head screwdriver, guitar pick, or similar thin object. The main thing is to act carefully.
  7. Carefully lift the back cover towards you.
    It should separate from the phone body.
  8. Remove the cover of the smartphone.
    Hold the cover firmly with your hand and completely separate it from the body of the device, gaining access to the battery and SIM card.
    • Place the back cover of your smartphone in a warm and dry place to avoid damaging the inside of the device when reinstalling the cover.

How to disassemble Xiaomi Redmi Note 3?

Follow this guide, be careful, and you will be able to dismantle your mobile device.

  1. Using a needle, pull out the tray with SIM cards.

  2. Remove the cover as indicated in point No. 3 of the first instructions.

  3. Carefully remove the connector from the device board, then from the battery.
  4. Remove the battery.

  5. The lower block is secured with five bolts, which you must unscrew with a small Phillips screwdriver.

  6. Raise the platform with the speakers and vibration motor.
  7. Disconnect the contacts of the cable and coaxial cord from the bottom board, then completely remove it from the case.
  8. Move to the top and unscrew the four bolts holding the frame.

  9. Lift it up to pull out the wiring for the base and front cameras.

  10. Remove the five connectors that are attached to the main board from their sockets.

  11. Unscrew the four bolts from it and remove the clamps holding the vibration motor.

There is nothing holding the main board. All that remains is to easily remove it from the case.

How does a Xiaomi phone case work?

In order not to damage the device further, it is worth understanding the device and the system of the entire phone as a whole. The body itself consists of aluminum with inserts. Most often, the inserts are also made of plastic. The material may vary depending on the model and its price category.

Every phone has a motherboard inside. One side of it is attached using a special solution to the display, and the other to the processor. Also, some internals are attached on the other side, including processors, cameras, batteries, and so on.

To attach the display, you need to use latches, which are also attached using special parts. As a rule, they are easy to pull off and fasten. This allows you to look at the insides of the device in more detail, as well as carefully disassemble them.

Note! In the future, in order to change the touchscreen and open the lid, the user will not need to unscrew various screws and so on. All you have to do is pull the screen cover up to open it. This mechanism helps the user protect the internal elements of the device when the phone is dropped.

The phone may also contain other elements, for example, an NFC module, additional cameras, and so on. This is also the body of the device.

The touchscreen of the phone is quite dense and strong, but despite this, you should also not forget that caution is important when disassembling the phone, but this is also worth talking about further. A more detailed review of one of the reviews of a smartphone from the Chinese company Xiaomi is worth watching in this video

How to disassemble Redmi 3S?

Let's now talk about how to extract all the parts from another popular model - Redmi 3S.

  1. Remove the SIM card holder using the needle that comes with the kit, or use a regular paperclip.

  2. Open the case slightly and disconnect the fingerprint scanner wire.

  3. Remove the phone cover completely.
  4. Using a Phillips screwdriver, unscrew the eight bolts on the top of the device.

  5. Disconnect the antenna unit.

  6. Remove the smartphone battery connector.

  7. Move to the lower sector of the device, take the same screwdriver and unscrew five more bolts.

  8. Now you can pull out the panel with the speakers.

  9. Remove another screw on the bottom PCB.

  10. Take it away.

  11. Next, you can disconnect the contacts on the battery and remove it.

  12. Unscrew one bolt at the top, then pull out the rear camera connector.

  13. Now it can be removed from the case.

  14. Disconnect the pins on the PCB.

  15. Turn the main board over, disconnect all the connectors attached to the inside, and lift it out.

  16. Find the front camera module in the locking groove and remove it.

  17. Remove the speaker in the same way.

That's it, the last removable part has been removed.

Replacing the display

Screen breakage, cracks or a completely non-working display are current cases. If your device did not have a protective glass, you can replace the screen itself.

Before replacing the display, you should warm up the screen with a special hair dryer.

Instructions:

  1. After removing the battery, remove the chip on top and the green board.
  2. The following elements from the old one will need to be rearranged into the new screen: front camera, vibration motor, side keys (volume, power) and speaker.
  3. Then transfer all the cables from the old display to the new one.
  4. Remove the protective film.
  5. Check that all the details are present on the new screen.
  6. Reassemble the phone in reverse order.

Ready.

How to disassemble Redmi 4X?

Now we will tell you in what order you should remove the “internals” from the Redmi 4X model and replace the main components.

Opening the lid

Essentially, you will have to do the same thing as in the instructions described earlier.

  1. Turn off the gadget and remove the memory card and SIM card tray from it.
  2. Take a spatula and pry up the back panel, trying to get the tool under it.
  3. Once it's in, move it around the perimeter to lift the lid on all sides. You can help yourself with other items, for example, a plastic card.
  4. Do not attempt to rip off the bumper until every corner and side has come loose. With such a thoughtless movement, you can easily leave a crack in the coating.
  5. Remove the cover very carefully, do not pull it away, since a thin fingerprint sensor wire is attached to it, which can easily be torn, even with a slight tug.

Next we will talk about replacing components.

Changing the display

The fragile front part is often broken from falls and other physical impacts. If the screen of your device is broken and does not respond to anything, you will definitely have to install a new display module. Do everything exactly as we recommend and fix everything quickly without harming the gadget.

  1. Remove the cover as described above and then remove the seals, if present.
  2. Unscrew the bolts holding the protective panel.
  3. Remove the battery in the same way, carefully watching the screws so as not to lose them or mix them up.
  4. Unscrew the bottom panel as well, it will also interfere with replacement.
  5. Pull out the cables without damaging the main camera wiring.
  6. Now you can get rid of the panel at the bottom and the battery. To do this, you will have to use tweezers to clean the glue that holds it in place. Do this carefully because the battery coating is extremely sensitive.
  7. Using the same principle, remove the top board from the phone.
  8. All that remains is to pull out the green socket.
  9. Please note that you will need to remove the vibration motor, speaker, and front camera from the previous display and install them in the new one.
  10. Remember about the side keys too. Carefully disconnect them and then attach them to the display you are inserting.
  11. Once all the small elements have been transferred, move on to the trains. They also need to be connected to the updated screen.
  12. Remove the special blue protective film.

You now need to reassemble the phone. To do this, simply follow all the steps in reverse order.

Changing the touchscreen

Replacing a touchscreen is less troublesome, but still requires concentration.

  1. Remove the cover as we wrote earlier.
  2. You won’t be able to simply remove the touchscreen using a plastic card or a spatula, since it is glued on. To get rid of it, wrap your phone in a towel and place it on the battery, or blow hot air from a hair dryer on it.
  3. When the glue is hot enough, take the suction cup, attach it to the screen and gently but firmly pull it towards you.
  4. You are unlikely to be able to rip the piece off without breaking the glass, so be careful not to cut yourself.
  5. When the old screen is removed, wipe the area in the case well with a cloth, napkin or spatula. Never use a wet cloth.
  6. After cleaning the case, apply glue evenly to the new touchscreen, press the glass to the case, just make sure that a crack does not form. Try to connect the elements as evenly as possible, do not forget to clean off excess glue.

Wait approximately 20 minutes and then assemble the device.

Changing the battery

This is the simplest tutorial in the article. All you have to do is purchase a new battery for your phone and replace it.

  1. Remove the cover and battery (how to do this is described above).
  2. Cut thin strips of double-sided tape and attach them to both sides of the battery.
  3. Install it into the device, fixing it just as well as the “native” battery.

Check if the gadget works. If yes, then complete the assembly.

Attention! In the same way, you can change the battery on almost any Xiaomi mobile phone.

The company's smartphones with and without a removable cover - list

Smartphones that allow you to remove the cover:

  • 7A PRO.
  • P20 PRO.
  • P30 Lite.
  • P8 Lite 2021.
  • Y9 2021.

All other modern devices do not provide this function. These include:

  • 8 Lite.
  • P Smart Z.
  • 8 C.
  • Y6 Prime 2021.
  • 6C Pro.
  • 9/9 Lite.
  • P30 Pro.
  • P Smart.
  • Nova 3.
  • P9 eva l19.
  • 6a.
  • 7a.
  • View 20.
  • Y6 2021.
  • 10/10 Lite.

How to disassemble Redmi 4 Pro?

This is an excellent device, the best among the entire Redmi 4 line, which, moreover, is distinguished by its reliable design and components. However, there are problems with it too. For example, over time, the built-in battery loses capacity and will need to be replaced. There is nothing particularly difficult about this if you do everything in accordance with our instructions.

Let's look at the disassembly of this particular device step by step.

  1. Pull out the card tray using a regular paper clip or a “original” needle to remove the holder.
  2. Unscrew the two screws at the bottom end. They are located near the charging socket.
  3. Using a spatula or a card, lift the lid and uncork it around the entire perimeter. Don't start tearing it off on just one side. Try to remove using even force. Take your time, you may bend the body or make a crack.
  4. Remove the bumper carefully, remember that underneath there is a wire that connects the board to the fingerprint scanner.

  5. Disconnect this cable and set the cover aside.

  6. At the bottom of the battery there will be sticky strips that need to be pulled out with tweezers so as not to tear. Proceed with caution and simply pull them out from under the battery.

  7. Now we remove the protective elements covering the key structural loops. To do this, unscrew the three screws secured above the battery, and then pull off the panels.
  8. Disconnect the wires, especially the one that holds the battery (pay attention to the picture below, there is a cable marked in blue, this antenna cord, do not break it under any circumstances).
  9. Finally you can remove the battery. Just be prepared for the fact that you will have to apply moderate, directed force to tear it away from the glue, but not to “rip apart” the adjacent components of the device’s board.
  10. All that remains is to remove the motherboard. Using a Phillips screwdriver, remove the remaining screws holding it and the bolts that secure the protective covers to the cables.

As always, to reassemble the device to its original state, you need to do all the steps in reverse order. We hope that you did not encounter any difficulties and were able to avoid damaging the contacts.

Mounting the back cover of a Samsung smartphone

The specificity of the Galaxy A50 is that the smartphone cannot be easily disassembled. This was done due to the peculiarities of the battery fastening: the battery here is not removable, but glued to the boards. To prevent users from carrying out independent repairs, the case is made conditionally non-separable.

Disassembling a smartphone is possible, but only with the use of special tools. Professionals who have already encountered the specifics of the model recommend dismantling part of the body according to the following algorithm:

  1. First, we prepare the necessary tools - a hair dryer, a suction cup, a thin plastic spatula or card, screwdrivers for small screws.
  2. Using a hairdryer at a low temperature, so as not to damage the holographic patterns, we begin to heat the back wall of the case.
  3. As soon as the plastic warms up enough, attach the suction cup to the part.
  4. Using a spatula or a thin plastic card, lightly pry up the gap between the parts and pull the suction cup.

The part has been removed, but we haven't gotten inside the phone yet. The perimeter of the case is fixed with screws, which must be unscrewed and the frame, protective screen, cables and then only the display module removed one by one.

If you need to replace the battery, you need to be careful not to damage the cables, remove them, and then move on to the connectors of the motherboard and fingerprint scanner. After installing a new battery or drying the parts, you should begin reassembling the Galaxy.

How to disassemble Redmi Note 4?

Next up is the company's bestseller - Redmi Note 4. There are no particular difficulties in disassembling it when compared with other solutions from Xiaomi Corporation. You will need the same tools.

  1. Take a 0.8mm precision torx screwdriver and remove the two screws near the charging port.

  2. Pull out the SIM card tray. Do not press too hard to avoid breaking the mechanism.

  3. Again, open the lid with a spatula or card from all sides and only then carefully remove it. Do not break the fingerprint scanner wire.

  4. Pull out the fingerprint sensor cable and set the back panel aside.

  5. Pull out the battery connector. Be sure to do this to avoid a possible short circuit while working with the “filling”.

  6. There are seven bolts on the bottom that you must remove with a thin Phillips-type screwdriver.

  7. Now disconnect the unit from the speaker.

  8. Disconnect the battery and remove it from the connector.

  9. Disconnect the connectors on the board located below and pull it out.

  10. To remove the main (upper) board, you need to unscrew eight bolts and remove the vibration motor unit.

  11. Release the printed circuit board from the connectors and remove it.

  12. Disconnect the board-to-board cable, which is located on the right side.

  13. Remove the hardware button cable, coaxial cable, vibration motor and speaker from the fixing clips.

Thus, we completely disassembled the phone.

Why you should try replacing the battery yourself

As a rule, even a budget phone has a non-removable battery. With the cost of a new Mi4c or Mi5 being 10-15 thousand rubles, replacing the battery at an equipment repair service will cost a couple of thousand.

The amount is not small, considering the initial price tag of the gadget. Plus, you will have to wait a period of time until the technician gets his hands on your phone.

Replacing a battery at home is a much more economical and faster process.

If you follow all the instructions given in the material, replacing the battery on the Xiaomi Redmi Note 6 Pro or any other smartphone from the company will be successful and without consequences.

How to disassemble Redmi 5 Plus?

Here we come to the analysis of the last device. It’s nice that working with its parts is no more difficult than with other gadgets of the Chinese brand.

  1. As always, remove the SIM cards and flash drive from the slot using the tool that came with the kit. You can also use a paper clip by straightening it.

  2. To remove the cover, insert a special spudger or an unnecessary plastic card into the connector. Uncork the device around the entire perimeter, and when a fairly large space is created on each side, finally open it, but not too much, because there is a wiring immediately underneath it.

  3. Unplug the fingerprint cord and set the back of the device aside.
  4. Disconnect the battery by pulling out the connector to prevent a short circuit during operation.

  5. Pull out the finger scanner cable.

  6. Using a miniature screwdriver, unscrew the six bolts holding the lower block.

  7. Disconnect the vibration motor and the speaker.

  8. Find a single bolt on the bottom board, unscrew it and disconnect the contact cables.

  9. Remove the PCB connectors.

  10. Uninstall the board itself from the gadget.

  11. Pull out the coaxial cord.

  12. Disconnect the connectors from the rear photomodule and remove it from the socket.

  13. Unscrew the three screws and take out the platform with the antennas.

  14. Remove five more bolts on the main board.

  15. Disconnect the connectors on it.

  16. Now just take it out, and the analysis is complete.

We hope that you were able to disassemble Xiaomi using our guide and did not encounter any unexpected difficulties. Don't forget to look at the illustrations of the process and be careful. Please note that if you are afraid to do this, if you are not sure or if something does not work out, contact knowledgeable people. In any case, it will be cheaper than repairing the phone from some additional damage.

Why do you need to open your smartphone?

The simplest and most important reason is to install a SIM card in a new, just purchased gadget, as well as installing or replacing an SD memory card, which is included in almost every Strike BQs phone. A micro-SD card allows you to expand the internal memory by another 128 GB, which is undoubtedly a plus.

Many smartphone owners reboot a frozen device by removing and reinserting the gadget's battery. The user may also need to open the cover to replace an outdated or non-functioning battery with a new one. In addition, if you decide to independently repair or replace parts in a gadget, you will not be able to get to the inside of the phone without removing the back panel.

So, let's look at a detailed algorithm of actions with which you can open the BQ phone and see what is in its internal part.

How to change the touchscreen

If the user's sensor does not work, then the touchscreen must be changed. This is a special layer in the phone that is responsible for the operation and response of the sensor. As a rule, many people confuse broken glass with a touchscreen. In fact, this is far from the case. These are completely polar things, which are worth discussing in detail further.

Changing a touchscreen is similar to changing a regular display, but there is a big difference. If the user simply has broken glass, but the sensor is in working condition, this means that the touchscreen is working normally, it does not need to be changed, the display needs to be replaced. But when the phone shows no signs of life, the user needs to change the touchscreen.

The instructions are quite simple:

  • First, the user needs to disassemble the screen. This was discussed in more detail earlier;
  • As soon as the user has removed the battery and the motherboard, the resulting area must be thoroughly cleaned of any glue residue;
  • Now you should warm up the phone using a special hair dryer to not only dry it, but also remove all glue residues;
  • Now the user should remove the broken screen, if there is one. To do this, you need to use tape so as not to cut yourself on the fragments;
  • Using tweezers or another device, you should pry the space between the touchscreen and the display. It is necessary to remove the first option;

  • Next, you need to degrease and dry the display form using special equipment;
  • Now you need to apply glue along the perimeter of the edges;
  • As soon as the user can thread all the necessary cables, he should place the new module on the phone body. Also, do not press hard on the display, as it will grab well;
  • We wait some time and attach the system components in reverse order.

This way you can easily replace your phone's touchscreen.

If something went wrong

If something goes wrong for the user, the first thing he needs to do is stop the disassembly process or replace the part. It is necessary to postpone this matter until you go to a specialist. If a person discovers any problems or accidentally breaks a certain component of the system, then he needs to contact the service center for help, and clearly state the situation.

If you do not pay attention to the breakdown, the user may completely lose the device. To prevent this, it is necessary to carefully and clearly follow the instructions and the strictness of all manipulations.

Vyacheslav

For several years he worked in mobile phone stores of two large operators. I understand tariffs well and see all the pitfalls. I love gadgets, especially Android ones.

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Question to the expert

How to choose the right phone elements?

You should not buy low-quality replacements or device parts. This risks the user losing the device completely. It is necessary to pay attention to many details, from the model to the country of manufacture. You should not trust those details that are unofficial. It is better to purchase all components in official Xiaomi stores.

How to choose a master?

If the user accidentally went the wrong way and damaged his device, then an experienced specialist is important. It is worth paying attention to factors such as: • Reviews; • Experience; • Price; • Availability of tools. Also, you should not contact those craftsmen who work underground. They can break the phone completely.

Why is it important to look at the smartphone model?

If you select the wrong parts for the wrong model, the phone will not work or function at all. This is important, since the user, by inserting the wrong parts, simply risks losing his phone.

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How to change the battery

The first thing you need to do is check the battery model so that it fits the phone exactly. After this, you should start replacing:

  1. We disassemble the phone according to the old scheme;
  2. Now we remove the old battery using tweezers and specialized double-sided tape;
  3. Putting the phone back together;
  4. We check it for functionality.

This way you can quickly and easily change your phone battery.

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