In detail: do-it-yourself htc smartphone repair from a real master for the site my.housecope.com.
Let's consider one of the main reasons for the failure of a mobile phone: "various liquids hitting the board" does not turn on, a white screen or some buttons do not work. Of course, before opening the case, you need to know the cause of the breakdown. If one of the above is written, read on.
We open it, conduct a visual inspection for the presence of corrosion, dirt and other unnecessary substances.
First of all, we remove all plastic parts, in general, everything that can be removed is detached. Do not forget about the film with membrane-type keyboard buttons, we also peel it off (this is on other models, on ours the keyboard board is disconnected).
We take a cleansing liquid (such as alcohol, Kolosha gasoline, cologne), I use Isoprapanol, it does not have an unpleasant odor like Kolosha.
We take a toothbrush, who doesn't mind a new one, dip it in alcohol, and clean the board until it looks like new - especially the contacts for the display, the USB connector. Do not press hard, some components may be demolished.
We cleaned it, now we take the flux, take a brush, smear it with flux near the microcircuits (more), put the hair dryer at 325 degrees and warm up all the microcircuits in a circle and in the middle, the distance from the outlet of the tip (nozzle) of the hair dryer to the surface of the microcircuit is 1.5 cm. it is better and more economical to take a medium diameter.
We heat to such an extent that the tin melts at the components located around the perimeter (adjust the temperature to 330 degrees). Very, very neatly shake the microcircuit with a needle so that it moves a little. It is important not to wobble too much, otherwise it will slip off the contacts, and so on with all the microcircuits not glued (without compound). We also warm up the filters, in order to remove the flux, you can use an ultrasonic bath, but we will do it differently.
Video (click to play). |
We pour alcohol under all the microcircuits without a compound, hold it for a little so that the alcohol has time to collect all the dirt. Now we take the hair dryer from the soldering station and blow it under the microcircuits. Blowing alcohol out from under the microcircuits in this way, we do not need it there. The temperature of the hair dryer should be for warming up, not for soldering, it is in the range from 260 to 290 degrees, depending on which station.
Done, let's move on. Now let cool and collect. If the breakage is fixed after assembly, then "Hurray, everything is ready." If, nevertheless, the white screen and non-short buttons do not work, you need to replace the filters or put jumpers, but that's another story. The most important parts that can fail after water or after a fall (impact) are filters (so-called glasses), they look like this.
You need to do the same with them as with the rest of the microcircuits, only solder these places more carefully. Warm up, stir, about the flux (do not forget to apply) with it, the components will not get off the contacts. Now everything seems to be. What we have done only applies to breakage due to moisture getting inside the phone. Other breakdowns, such as "does not charge" or "the network does not catch" - this cannot be fixed, components will need to be replaced. More about this in future publications. Best regards, OPA.
Few people guess about this, but you can come to a service center for repairing smartphones with your own spare parts. True, this is not always welcome: check before contacting.
Why carry your own parts? They are more expensive in the workshop. Why? Because the service takes care of the time costs associated with delivery, is responsible for possible defects, gives a guarantee for spare parts and stores components in stock in our own warehouse, for which you also need to pay.
Components are different:
1. Original new parts from a smartphone manufacturer. Usually they are delivered to official service centers, but you can get them privately with some extra charge. The most reliable and expensive option.
2. "Donor" spare parts... These are components that were removed from the "dead" devices. For example, some smartphone's motherboard burned out, but the screen remained completely intact. Why not use it a second time? Such parts are cheaper, but you need to diligently look for them at online flea markets.
3. Third Party Parts... Chinese friends are always ready to help in someone else's trouble. On the same Aliexpress you can find thousands of items of components for a variety of smartphones.
In most cases, these are non-original spare parts, with which you may or may not be lucky. The sudden death of a new Chinese screen a week after purchase and installation is a very real scenario. And, of course, the quality of third-party components from the original will also differ markedly. Not to mention the fact that they can simply be smashed in the mail during delivery.
Spare parts from disassembled smartphones. Left - the speakers of the iPhone 6S and Samsung Galaxy S7 edge. Right - S7 edge cameras.
The second way to save money on repairs is to do it yourself. YouTube is full of videos that show you step-by-step how to fix various faults.
There is absolutely nothing terrible inside a smartphone: in fact, it is the same computer with a central board, to which various modules are connected using loops or directly - buttons, screen, cameras, speakers, etc.
However, the individual characteristics of specific models cannot be discounted. For example, the Samsung Galaxy S7 / S7 edge / Note 7 has a glass back cover: it may crack during disassembly. Plus, removing it, you automatically lose moisture protection. However, in the unofficial service, you will not be given a guarantee that after the repair the smartphone can be bathed again.
Some devices are disassembled from the side of the screen. Not even all service centers undertake their repair, because in attempts to get to a cheap speaker it is as easy as shelling pears to damage an expensive matrix for tens of thousands of rubles. So be sure to check out at least a few good video guides before climbing inside!
Only the simplest type of renovation can be done at home: modular. That is, replace the defective component with a serviceable one. It is unlikely that you can cope with complex tasks involving soldering and knowledge of electrical fundamentals. In addition, few people in the apartment accidentally have a soldering iron with special equipment, power supplies for determining the current consumption and a microscope. "Recessed" phones at home can only be dried, and there are only services for cleaning and soldering.
Any savings in repairs are an opportunity cost:
- You waste time looking for spare parts
- You run the risk of buying defective or unsuitable components
- It also takes time to view instructions for assembling and disassembling gadgets.
- You do the job longer than a foreman in a service center
- You risk breaking something out of inexperience
- Nobody gives a guarantee for work and purchased spare parts in case of self-repair
There is no one-size-fits-all solution, but the general advice is this. If you want to quickly, but reliably and with a guarantee, then the way lies to the service center. You need a little savings - you can look for spare parts, having previously found out their price in the selected service. The option with self-replacement of modules is for the most experienced and self-confident.
Handbook of home tricks: tips, recommendations for self-repair of home appliances and items, instructions, repair literature, diagrams, drawings, films, a piggy bank of useful things, important about repair, safety. (The materials posted on the site, including articles, may contain information intended for users over 18 years of age "18+")
Taiwanese company Htc was founded in 1997 and initially produced pocket computers for such companies as Palm, Dell, Fujitsu Siemens, Hewlett Packard.
Later, production expanded, and HTC launched the release of smartphones based on Windows Mobile... Leading mobile operators became interested in the company's products and NTS began to cooperate with T-mobile, Orange, O2 and Vodafone.As a result, in the early 2000s, it was the NTS company that was the leading leader in the production of devices based on the Windows platform.
HTC phones.
In 2002, the NTS company specially created the brand Qtek to promote their products. For the same purpose, in 2004, the campaign created another brand - Dopod, but for the sale of devices in the Asian market. And already in 2006, NTS entered the market under their own name.
In the same 2006, a GPS module appeared in the NTS smartphones. By 2007, the corporation had developed a gesture system that greatly simplified the use of a resistive touchscreen smartphone. The first proprietary version of the company's interface was also announced under the nameTouchFLO... All these innovations were embodied in Htc touch - the first device from the manufacturer, released under its own brand.
2008 was no less important for the company, in which NTS presented the world's first smartphone based on Android - T-Mobile G1, also familiar to us as Htc dream... This smartphone was the impetus for the beginning of a new era in the world of mobile devices. Since then, the popularity of the OS from Google began to grow rapidly, and the Taiwanese manufacturer has penetrated all major world markets.
2009 was marked by the release of Htc hero... This smartphone had a relatively new operating system. But it was not she who won the hearts of buyers, but the new branded shell HTC Sense... To this day, Sense is the main reason for choosing HTC products for many buyers.
In 2010, the company created the HTCSense.com portal, which linked the HTC smartphone to the desktop PC. This year was also marked by the fact that the NTS company began to release its first smartphone supporting 4G.
HTC Sensation XL phone.
2011 saw the start of the era of Android tablets and Htc flyer, the first tablet PC from NTS, which incorporated all the best that the company had. It is very different from its competitors in technology HTC Scribewhich allows you to enter information into your tablet using a digital pen.
NTS has gained recognition all over the world. The constant awards the company receives are proof of this. The most important award in recent years has been the title "The best global brand of 2011" from Interbrand.
NTS strives to become a leading manufacturer and supplier of innovative mobile devices through the development of modern design solutions. The introduction of new technologies into its products is the path that has already led to the success of NTS and continues to lead the company to new heights.
Settings - the "A" icon with a word like "Language" (the icon seems to be the same, only the words are different) - then the very first item and there to scroll through and select the Russian language.
Settings are called through the notification window (move the status bar from the top to the bottom, select the tool icon there). Russian is almost at the very end of a long list.
Or, in the application originally installed in the NTS with the name MoreLocation (My Locate), select the column at the very top and change everything to ru.
Anyone, depending on your wishes and needs. But! No antivirus can in any way protect the user from launching a malicious application on their own. It is best to prevent the installation of applications from unknown sources in the Android settings, and carefully read the permissions before installing.
The graphic code set on the phone lock flew out of my head. After several attempts to remember the code itself, the phone now insistently requires unlocking only through a google account.
Reset settings to factory settings (make reset - specific keyboard shortcut for your device): For almost all HTC phones:
1. Switch off the phone. Pull out the flash drive and SIM card.
2. Press and hold the volume rocker down and briefly press on. nutrition.
3. A service menu will appear, select “reset” with the rocker and press power.
The factory settings will be set, but all contacts and independently installed applications will “fly off”.
PS: If you remember your username and password in your Google account, then you need to enter it when included the internet. You can turn on the Internet by sliding the top line, where there are quick access functions.
By admin on 08.03.2013 · Posted in Cell Phones
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How to disassemble a UMi Touch smartphone, as well as what is inside - look at the official video from the UMi service.
This instruction should be suitable for any device with a MediaTek processor, for example screenshots were taken by me on the UMI X1 Pro.
In this post I will tell you how to remove the backup firmware from almost any device based on MediaTek processors.
Meizu M1 Note: dismantling the damaged screen, removing the frame from the display module and gluing it to a new one, checking the screen and sensor.
No.1 A9 was disassembled, identified weak points and eliminated those shortcomings that could have been. The result is true moderate moisture resistance.
A broken display, an uncharged battery, a dirty speaker, a clogged headphone jack, or a faulty camera are classic malfunctions that are not covered by the warranty and for which their own initiative pays off.
CHIP article series: how to repair electronics at home
Why do people throw away a smartphone that is only two years old if it just has a cracked screen or the battery no longer charges? These days, advances in technical development are not so rapid that there is a constant need to own the latest model. If the warranty period has already expired, what is stopping you from saving money by showing your skills?
Conveniently, smartphones and tablets have a modular design, so many components can be replaced without the need for a soldering iron. You just have to be careful not to damage the delicate flat cables. Unfortunately, you will not be able to replace everything that you have dismantled. If, for example, a fingerprint scanner is built into the Home button, then your device is likely to be locked after you replace parts yourself. Safety-related components must be individually registered with the hardware - and this can only be done by an authorized dealer.
Many manufacturers, such as Apple or Samsung, send parts for their devices only to authorized service centers. What is available in parts stores are, at best, made by the same Chinese manufacturer as the original part; however, it can also be a used part or a more or less well-made copy. With minimal risk of being scammed, you can get them from major, highly rated parts suppliers or through the iFixit platform, which also provides you with a functional warranty and a right to return, which of course comes at a price.
However, for many special details, you have no choice but to try your luck on eBay or AliExpress. Read the descriptions of the offers as carefully as you read the terms of the contracts. Don't go to the cheapest deals. At first glance, such "bargain" purchases are often indistinguishable from the original parts, and only during installation it becomes clear that they do not fit due to too large dimensional tolerances or that the alleged Retina display is actually just an LCD display with large pixels.
Pentalob, Tri-Wing or Torq - the industry is capable of "inventing" very clever screw heads, but it will be possible to get suitable screwdrivers on the web very quickly.Almost all manufacturers, with the exception of Apple, use common profiles, in most cases Philips Phillips head (PH) or Torx (TX) sprocket. At the same time, manufacturers willingly hide one or more screws under a branded tag or rubber inserts glued to the case. If the case does not open, then it should be inspected for the presence of such "hiding places".
In the case of tightly seated screws, you can easily damage their slots if you loosely install the screwdriver. It should be pressed with full force into the screw head to achieve maximum adhesion. However, if the incident has already occurred, then a narrow flat-head screwdriver with significant applied force can help. Or you have to purchase a so-called “screw remover” from iFixit. Thanks to its sharp-edged crown-shaped tip, it is firmly anchored in each screw. If the screw, on the contrary, turns, then clamp the plectrum or the tip of the tweezers under the screw head (as a locking lever) and continue to unscrew the screw.
Thin cases are often connected with small latches. These clips can be opened elegantly with a guitar pick. It is thin and flexible, but durable and non-conductive. Use it to try to reach the corner between the case cover and the bezel, but do not push the pick too deep to avoid damaging the hidden flat ribbon cable.
Move the pick in one direction until you feel resistance, and then release the hidden retainer by tilting the pick up. As with disassembling a bicycle tire, things are easier if you use multiple picks to prevent re-snapping of already open connections.
To better protect electronics from moisture penetration, more and more devices are additionally glued. Typically, these adhesives are thermoplastic and can soften again when heated. If your hair dryer does not have the ability to adjust the temperature, we recommend working with cooling-heating compresses. Such gel pads are not that expensive in pharmacies. They are heated in a water bath or in the microwave (check if three to four minutes of heating at 750 W is enough, and add a few more minutes if necessary).
The gel pad transfers heat to the device over the entire contact surface, which prevents cracks caused by internal stresses in parts due to uneven heat distribution. In addition, it makes it impossible for the components to overheat, since the pillow bursts when heated above 90 ° C. If you are not yet experienced with compresses, place it in a grocery bag while heating to prevent possible mess if it bursts. When the glue seal softens, picks come to the rescue again. This time, use the suction cup to pull the back of the case (or the glued top glass) up, while simultaneously releasing the latches with your pick.
When the case is finally open, the next step should be the mandatory photographing of its internal elements. Careful documentation will greatly facilitate the subsequent assembly. To ensure that exposed electronic components do not receive additional damage from static electricity, now is the time to use ESD protection, or at least touch the nearest radiator.
The first step is to disconnect the battery cable to de-energize the gadget, preventing a short circuit. Before the final installation of sensitive parts (for example, a display), it is necessary to temporarily connect them without assembling the devices and check their functioning.
PHOTO: manufacturing companies, Simon Kirsch, Nikolaus Schäffler, CHIP StudiosDropped the phone Htc at home in the bathroom or is it just wet in the rain? Even if it still turns on, then soon you will definitely have to clean the motherboard and contacts from corrosion.And the sooner you contact our service center for the repair of HTC mobile phones with this problem, the cheaper the repair will be, because the parts will not have time to oxidize and you will not have to completely replace them. Smartphones often suffer from mechanical damage. No matter how durable and high-quality case you buy, if you fall on the asphalt, both the gadget case itself and the display can crack. And at least a complete replacement of the phone screen Htc can be quite expensive, it is still cheaper than buying a new device.
Our service center performs phone repair Htc in Novosibirsk. We will repair any model of such a gadget, from a simple cell phone to the most modern touch screen smartphone. Phone repair cost Htc you will be able to find out immediately after its full diagnostics, which will be carried out by our masters absolutely free of charge. We are ready to undertake even urgent repairs of HTC communicators, from replacing speakers to flashing the operating system.
We repair the following models: HTC One E8, HTC One 801e, HTC Desire 700, HTC Desire 210, HTC Desire 610, HTC Desire 616, HTC One M8, HTC Desire 400, HTC Desire 310, HTC Desire 516, HTC One mini 2, HTC One Max 803n.
Call: (383) 207-57-60
Important: Disassembling your device voids your device warranty. The site is not responsible for your device. If you are not confident in your abilities, contact a certified service center.
Tools
1) Screwdriver
2) Unnecessary credit card or something like that.
3) Tweezers
1) Remove the back cover and take out the battery
2) Unscrew 5 screws. Top right
6) Screw on the right in the middle
7) Now you can remove the back panel by snapping off the latches around the perimeter of the case
9) To remove the motherboard, unscrew the two screws. One screw in the lower left corner
10) Second screw in the upper right
11) Peel off the black sticker.
12) Now you can disconnect the touch screen cable
13) We also disconnect the display cable
14) We remove the side volume buttons of the phone and the power button
15) Disconnect the keyboard backlight connector
16) Now the motherboard of the phone can be removed
17) Carefully remove the phone display using a plastic tool
18) Disconnect the touch screen cable
20) Disconnect the buttons on the front of the phone
21) Remove the speaker of the phone if you need to replace it
22) Flash phone, no need to shoot if not needed
23) You can also replace the phone camera
24) It is better to use a hair dryer to replace the touch screen
Phone disassembly is complete.
Phone disassembly video
Another video on disassembling the phone and replacing the display, though only in English