Useful advice to the owners of Samsung Galaxy A3 and A5. Installing a SIM card in Samsung Galaxy A3 How to Open Gelaksi

How to open the lid on

Samsung Galaxy

Modern mobile phone is created if you wish to be to simplify everyday life. Really, however, of course the likelihood of difficulty.

So, some users of the devices note that not many people are comfortable phones in the course of use or not as advanced as their predecessors.

Therefore, this abstract will be needed for your company if you do not understand how to open the lid on Samsung Galaxy A3.

After all, it becomes so unpleasant when you do not understand how to open the back cover, and nearby there is no one who can personally give a prompt or assist.

Alas to our client remains not so sad, and at the moment they read how then you need to contact Samsung Galaxy A3.

Non-easy task for many people

If you ask most users of the question: "How to remove the lid on samsung a3?", Then they will not be able to answer anything.

It seems that the developer has decided that to fulfill this act, we are manufactured to contact telephone service centers.

In the centers, the specialists will make it simple and rapidly. After all, for this, they have a set of special tools: "blade" (device disconnecting fastenings) and cross screwdriver.

However, how to do, if you do not have the ability to turn to the specialties or simply with you how time to visit the service center? Output one - independently remove the back cover with Galaxy A3.

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How it's done

It is important when disassembling the smartphone does not apply gross power. Otherwise, this leads to negative consequences: the smartphone will probably not fulfill its functions.

Also, dents appear on the case of the device, scratches as otherwise called other damage, preventing its normal operation and pretty spoiling your appearance.

Therefore, sacrificing Samsung A3, clearly follow the instructions below.

Find where the speaker is a smartphone.
Seen over the speaker (from the end) a small recess (slit). With it, the cover is removed.
Do not raise up sharply cover, otherwise you can damage the rear panel. There is an option to start just a nail and gently pull it away from the device. It does not make sense to worry - it will not break. Do not use sharp items!

The back cover is open!

How to open the lid samsung galaxy a3 and galaxy a3 mini

What connectors are the Galaxy A3?

To date, Samsung has released three modifications of Galaxy A5. They differ from each other not only by stuffing and screen sizes, but also accommodation and parameters of slots under SIM:

In Samsung Galaxy A3 connectors open with a special key (ejector), which comes with a phone. However, if it is not with you, you can resort to a sewing needle or simple paper clips.

SIMS TECHNOLOGY FOR SAMSUNG GALAXY A3

If you decide to change your outdated smartphone on a new Galaxy A3, most likely you have a MINI or Micro SIM card. Therefore, before inserting an old sample sim card, it will need to cut to the Nano standard.

To give a card of the required size, you can go to the purchase of phones and execute the specified procedure there by paying a certain amount of money. However, pruning is quite real and at home. This is done as follows:

After the preparatory work is completed, SIM card can be inserted into the phone.

Installing a SIM card in Samsung Galaxy A3

Installing the SIM-Card on Galaxy A3 is performed in this order:

Turn off the gadget and disconnect the power supply if it charged at this time. Otherwise, the power amplifier or microcontroller responsible for the power distribution may fail.
Take a key-bracket, insert it into a round hole placed on the lid of the card holder, and slightly press.
When the tray comes out, completely get it out of the phone. Do the same operation and with the second slot (of course, if there is a need for this).
Insert the Nano-SIM, as well as the need for the second card or the outer memory of MicroSD.
Install the connector in your place, rushing to it.

After completing the task, turn on the smartphone and check its performance. If sim card and memory card are determined, it means that everything is done correctly. If in the future you will need to install Nano-SIM into a MINI or Micro type card holder, you can use special adapters sold in cellular salons.

Many devices running android are additionally equipped with a special environment in the engineering menu. With it, the user has the ability to test all the sensors and modules of the mobile device, as well as adjust certain parameters of the gadget for its more comfortable use. In the Samsung ENGINEERING MODE phones, the default is hidden in the system. And in different models, the entrance to it is performed in different ways. Yes, and the functionality of this area may also differ. Let's look at how to go to the engineering menu on the Samsung Galaxy A5, Galaxy S6, J3 and other smartphones from the Galaxy line.

Where to find engineering menu on samsung galaxy

The main purpose ENGINEERING MODE is to complete the testing of mobile devices at the final stage of their production. The specified environment was initially developed for debuggers of smartphones and tablets, but today anyone can take advantage of it. The main thing is to know how to open the technical regime on Galaks.

You can enter the engineering menu using a special combination (USSD code), which is prescribed in the dialing panel. At the same time, these commands may differ in different models of phones:

sAMSUNG J7 and J1 relevant is a combination of * # * # 0011 #;
for Samsung Galaxy A5, Galaxy S5, Galaxy S6 suitable set * # * # * # * # *;
sAMSUNG GALAXY A3 uses code * # * # *;
for samsung galaxy s3 - * # * # * # *;
sAMSUNG GALAXY S7 EDGE - * # * # * # * # 4636 # * # *.

On the other devices from the Galaxy ruler, you can use the service combinations * # * # 4636 # * # 3646633 # * # *.

If you cannot open the engineering menu using the above commands, you can resort to one of the programs designed specifically for this purpose (Engineermode, MobileUncle Tools, Shortcut Master, etc.). To start the technical mode, it is enough to install and run one of the utilities. After that, an automatic login will occur in Engineering Mode.

All applications for opening the engineering menu work only with MTK processors (MT6573, MT6577, MT6589, etc.) and with some exyon chips. For phones, equipped with QUAlcomm CPU (for example, Samsung Galaxy A5), such a software will be useless.

The main features of the engineering menu on Samsung Galaxy

Having understood how to enter the engineering menu on Samsung, consider its main features. The full-fledged Engineering Mode for MTK chips is equipped with a large number of tools with which you can perform full diagnostics and accurate configuration of Samsung for many parameters.

However, many smartphones have a trimmed version of the technical regime, which slightly reduces its functionality. And in mobile devices based on the Qualcomm processor through the engineering menu, you can only view information about some modules and perform small tests of the main items of the phone (display, modem, SIM cards and batteries).

On the Samsung Galaxy A5 and Galaxy S6 the main sections of the engineering menu are:

Telephony (Telephony);
Wireless interfaces (Connectivity);
Testing mode (Hardware Testing).

In the Telephony tab, the user has the ability:

Connectivity section is designed to diagnose and configure Wi-Fi wireless modules, Bluetooth and FM. It is not recommended to change here anything, as this can lead to the exit of the smartphone.

The most popular tab of the engineering menu is Hardware Testing. It is here that you can test the efficiency of the processor, battery, speakers, cameras, display and GPS module. This area allows you to complete the samsung diagnosis during its purchase and reveal the possible fault of the product.

Samsung Galaxy S3 is a full pocket personal computer, supplemented by a mobile phone functionality. Samsung Electronics released on the basis of the Android operating system, the communicator firmly took a position in his market segment and even entered the top three smartphones leaders along with Nokia Lumia 920 and Apple iPhone5.

High Specifications, Unique Features (among which recognizing the SMART STAY Option), as well as the presence of a wireless charger, have a decisive effect on the choice of the consumer in favor of this smartphone brand. However, when you first get acquainted with the device, difficulties may arise. As an example, we will try to open the SAMSUNG GALAXY S3 cover.

Fast navigation on the article

Opening battery lid

The rear panel of the Samsung Galaxy S3 smartphone is made of plastic and serves as protection against unwanted elements (including moisture). To get to the battery under it, the SIM cards and memory cards can only withdraw the cover, acting carefully - without the use of force, in order to avoid the appearance of chips and cracks on its surface.

To open the rear panel of the device correctly, without damaging its design, you need:

Find a special recess in the end of the housing, next to the USB connector;
Pick out the cover with your finger and slightly (without bending and not twisting) to pull it forward, and then up.

Using memory card

Storing a large number of information in a mobile device often requires an additional memory reserve. SAMSUNG GALAXY S3 supports capacity capacitance to 64 GB. The use of flash cards involves the following manipulations:

Installation

To set the memory card into the device, you need:

Open the rear panel of the smartphone;
Insert the memory card into the connector provided for it, which is under the battery, golden contacts down;
Click on the card before clicking to fix it in the connector.

Extraction

To remove the memory card, you need:

Log in to the "Settings" section in the main menu of the smartphone, select the "Memory" item, then "disable the memory card" and click the "Yes" button;
Remove the battery lid;
Carefully remove the card.

Connect to computer

SAMSUNG GALAXY S3 Smartphone, like any other modern mobile device, supports a computer connection feature to install operating system updates, creating data backups, moving files and exchange information.

In order to connect a smartphone to a computer, you must use a special USB cable. However, if the connection to the computer through the cord is installed for the first time, the following settings must be performed in the mobile device:

Go to the "Settings" section in the main menu of the smartphone and select the "Wireless Network" item;
Then go to the "USB Tools" section, in the list that opens, select "Removable USB Drive";
Connect the smartphone using a cable to a computer and click on the "Connect the Drive to PC" button;
After that, the message "USB is connected" appears on the mobile device screen, you need to click on the "Connect the USB drive" button and then, in the expanded notification from the system, click the "Yes" button.

Video: Removing the lid and a simple samsung galaxy tab 3

Often there are reasons for which you need to make out your technique. Most often, this procedure is carried out for internal cleaning. After it, your technique begins to work more and faster, and the problems that previously disabled you are disappeared.

The procedure for disassembling tablet can be carried out at home, if you take on all responsibility for the consequences. Some service centers will not get to repair your tablet even under warranty after you have disassembled it. It is worth considering, and when doubtful, it is better to contact the Samsung tablet service center.

Most often, when you need to disassemble the tablet, we are confronted with the most ridiculous problems. The very first is usually removing the tablet cover. Yes, you did not hear, remove the lid - it is also not always simple. Difficulties with the opening of the lid are found on Apple tablets. The Samsung Galaxy Tab 3 tablet cover is also tightly and firmly attached to the housing, and many are wondering how to remove it without damaging.

SAMSUNG GALAXY TAB 3 tablet disassembly

To remove the lid you need a thin plastic object (for example, a blade). Pull out the plug for the SIM card and strengthen the rear lid with a spatula, neatly around the perimeter, remove it.

If you needed only to remove the lid, you will not need further instructions. However, if you need to fully disassemble your tablet, go further.

After removing the back cover, you can extract the rest of the details. We start recovery from the battery. For this we need a screwdriver. With it, we need to unscrew 4 screws around the edges of the battery. But that's not all. You still need to disconnect the battery from the motherboard. To do this, we take tweezers and carefully disconnect the loop. Ready, battery can be extracted.

Next, you can remove the motherboard. Again, we take tweezers and disconnect the plumes. If there is no tweezers at hand, you can take a screwdriver. She will also fit. Now in the panel will clearly seen cogs on the sides. They need to be unscrewed. These screws should be only 7. The board can be removed.

Now you need to remove the back chamber. This procedure does not differ from the above mentioned. Also laughing the loops to which the camera is attached, and take it out. The front camera is removed a little different than the rear. In order to remove it, you need to dedule the plug.

Ready! Your tablet is disassembled. Now it can be cleaned and in the same sequence to gather back. The Samsung Galaxy Tab 3 tablet disassembly procedure is not considered difficult, but if you doubt your abilities, please contact the service center.

Good luck to you!