ETrade Supply

Recently we got a customer feedback that the voice of iPhone7 front-facing camera microphone is small after replacing the  LCD screen . Our company attaches great importance to this issue and submitted it to our tech central. After careful depth learning and practice, our engineers found it was caused by the incorrect installation of the sensor cable. The wrong installation of sensor cable leads to the microphone can’t be installed to the correct position, which causes the microphone dysfunction. Following are how to fix this issue. Step 1 Remove the Plate and Ear Speaker Undo 5 screws shown as below with a screw driver then you can remove the plate and  ear speaker  easily. Step 2 Reinstall the Flex Cable Take out the  flex cable  with a tweezers then reinstall it. As the two pictures shown below, the first one is correct installation and the second one is incorrect. Step 3 Assemble the Ear Speaker and Plate Put back the ear speaker and plate t...

Recently we got a common feedback from customers. They complain that there are pressure spots or lines occurred after  iPhone 7  series screen been installed. Our company attaches great importance to this issue and submitted it to our tech central. After careful depth learning and practice, our engineers found the solutions. Followings are some recommendations from them. 1. Tips for LCD flex cable and Touch function flex cable Stick an anti-static sticker between the LCD flex cable and touch flex cable as the picture shown below. Same procedure for 7 Plus The LCD flex cable and touch flex cable can't be misaligned and should be on the same level. 2. Tips for LCD Back Plate Stick the double-sided adhesive on the bottom of the LCD back plate as the picture shown below to fix the flex cable. Same procedure for 7 Plus. For  iPhone 7 plus , as the LCD back plate is not exactly the same, we have to put an anti-static sticker on the iPhone 7 Plus LCD back plat...

Charging the phone is already a part of daily life for iPhone users, but sometimes they find their iPhones won’t be charged. Why does this happen? Does the iPhone is broken or the battery is bad? Many people were confused by this problem. Don’t worry about it, this issue may be caused by some common reasons and you can fix it by yourself easily. Here we will talk something about why it happens and how to fix it as below. 1. IOS Problems Reason: Sometimes the IOS was crashed that the iPhone can’t identify the charging equipment. Solutions: Force reboots the iPhone device. Press and hold the Power and Volume Down buttons (Home buttons) at the same time for at least ten seconds until you see the Apple logo on iPhone screen. 2. Blocked Charging Port Reason: A lot of dust or lint is piled up in the charging port will cause poor contact. Solutions: Clean the charging port with a vacuum cleaner. If the lint is still there, try to remove it with a toothpick. Plug in to charge again, if...

Released on June 2017, this Xperia XZ Premium is the newest flagship smartphone of Sony. It comes to us with a 4K 5.50-inch touchscreen display, IP68 certified, Snapdragon 835 chipset, 19M rear camera. Here we’d like to show you the whole teardown process of this Sony Xperia XZ Premium, showing the ropes on how to replace its screen assembly, battery, charging port replacements etc. Tools needed: Heat gun Philips screwdriver Tweezers Spudger Plastic thin card Step 1 Power off the Phone and take out the SIM Card Tray It is necessary to power off the phone then take out the SIM card tray before starting this disassemble work. Step 2 Remove Back Housing Heating the back housing with a heat gun will make it easier to remove the back housing. Pry the gap between back housing and frame with a plastic thin card then slide around the phone edge. (Heat it again if it’s hard to remove) Step 3 Remove Motherboard Undo 9 screws as shown in the picture below with Phi...

Recently, some Samsung mobile phone users complained that notification will pop up when their phone power is less than 25%, which prevents them from doing anything with their phone as it can't be closed. It covers the screen so we couldn’t do the basic operation such as making a call, sending a message even restarting the phone. Someone was trying to restart the device to solve this issue but failed and taking the battery out is the only way to turn off your phone. Why does this happen According to some people’s complaints, we found that this issue comes after they updated their system and it relates to an application called Peel Smart Remote. Once the battery drops below 25%, a window will pop up to suggest users into power-saving code. Can’t image how frustrated you are if being interrupted by this when you are playing a game or watching a film with your phone. We are here kindly provide 3 solutions as below for this headaches. Solutions Charge your smartphone and it...

Apple demoed their iOS11 at WWDC in 2017 June 5, it has great changes compared with previous version and add many new functions. There are rumors that it will come with iPhone 8. Should we upgrade iOS11 as soon as it's officially pushed? As we all know, to give users a better experience, smart-phone manufacturers update their systems from time to time. Generally, Apple or Android mobile phone manufacturers push users a new system to get a better experience in fluency, stability and so on. But there are two opinions about whether update the system and when to do it. Some users will update system the first time while others hate to do it. Why we have different views in one thing? Here we talk about the advantages and disadvantages of system update. Advantage Improve system stability. For users, a stable system without bug can give them better experience. Most new systems will fix the bug in the previous version to improve the stability and security. Improve system fluenc...