Huawei

Bạn đang gặp khó khăn khi flash lại firmware cho Honor X9a do thiết bị không thể vào chế độ EDL 9008 bằng phím cứng? Trong bài viết này, chúng tôi sẽ hướng dẫn chi tiết cách Reboot Honor X9a về EDL Mode bằng Test Point – một phương pháp cực kỳ hiệu quả dành cho các kỹ thuật viên sửa chữa chuyên sâu.

Giới thiệu nhanh về chế độ EDL Mode 9008

EDL (Emergency Download Mode) là chế độ bắt buộc phải vào nếu bạn muốn nạp lại ROM gốc, bypass FRP, hoặc sửa lỗi treo logo, brick… đối với dòng máy dùng chipset Qualcomm như Honor X9a. Tuy nhiên, hầu hết các thiết bị hiện nay đều bị khóa khả năng vào EDL bằng phím cứng, nên Test Point là giải pháp tối ưu.

Dụng cụ chuẩn bị:

Máy tính có cài Qualcomm USB Driver
Cáp USB Type-C chất lượng
Bộ Tool Flash như QFIL, UMT, EFT, hoặc BFT Tool V1.5
Hình ảnh sơ đồ Test Point mới nhất của Honor X9a
Nhíp hoặc dây đồng để chập điểm

Hướng dẫn chi tiết Honor X9a Test Point | Vào EDL 9008 Mode:

Tắt nguồn hoàn toàn điện thoại.
Tháo nắp lưng và màn chắn main cẩn thận.
Xác định đúng vị trí Test Point trên bo mạch chủ (xem sơ đồ mới nhất phía dưới).
Dùng nhíp chập 2 điểm Test Point, đồng thời kết nối cáp USB vào máy tính.
Nếu thành công, máy tính sẽ nhận Qualcomm HS-USB QDLoader 9008 trong Device Manager.
Mở công cụ flash phù hợp và tiến hành nạp ROM như bình thường.

Sơ đồ Test Point Honor X9a mới nhất 2025

Lưu ý quan trọng:

Đảm bảo sử dụng đúng sơ đồ Test Point cho phiên bản main của Honor X9a.
Không chập sai điểm để tránh chạm chập main hoặc mất nguồn.
Nếu không vào được EDL, kiểm tra lại driver hoặc thay cáp khác.

Kết luận

Việc Reboot Honor X9a về chế độ EDL Mode bằng Test Point là một thủ thuật không thể thiếu đối với các kỹ thuật viên phần cứng. Hãy lưu lại sơ đồ và chia sẻ bài viết nếu bạn thấy hữu ích. Đây là phương án cực kỳ hiệu quả để xử lý các thiết bị "chết boot" hoặc cần flash lại firmware gốc khi các phương pháp thông thường không còn tác dụng.

Thủ thuật này áp dụng tốt cho các dòng máy Qualcomm không hỗ trợ phím cứng vào EDL. Theo dõi trang để cập nhật thêm nhiều sơ đồ Test Point mới nhất 2025.

Honor X6 is one of the popular smartphone models, and understanding the Honor X6 EMMC ISP Pinout and Test Point is important to perform software repair and upgrade operations. Below are pictures and introduction of Honor X6 EMMC ISP Pinout and Test Point:

Honor X6 EMMC ISP Pinout | Test Point Image

Image:

Introduce:

Honor X6 is a smartphone with a modern design and many impressive features. To perform repairs, software upgrades, or EMMC-related activities, knowing the Honor X6 EMMC ISP Pinout and Test Point is indispensable.

EMMC ISP Pinout:

ISP (In-System Programming) Pinouts are points on the phone's motherboard used to directly access EMMC (Embedded MultiMediaCard) memory. This is necessary when you want to read/write data or interfere with the phone's software.

Test Points:

Test Points are points on the motherboard used to stimulate ISP mode, allowing connection to specialized devices to perform software repair and upgrade operations.

Usage process:

To use ISP Pinout and Test Point, you need to connect them to a dedicated software reader/writer device.
Once the connection is successful, you can perform repair operations or software upgrades as required.

Mastering the Honor X6 EMMC ISP Pinout and Test Point is important for professionals in the field of mobile phone repair. This helps optimize the repair process and ensure stable phone performance.

Honor X7a Test Point is an important test point on the motherboard of the Honor X7a mobile phone line. This checkpoint is often used to perform testing and repair procedures, especially when the phone has hardware problems or needs to be re-flashed.

Main uses:

Hardware testing: Honor X7a Test Point helps technicians test the performance and stability of hardware components on the motherboard, including processor, memory, and other components.
Hardware Repair: When the phone experiences hardware problems, this checkpoint can be used to put the phone into diagnostic mode or repair specific errors.
Reload firmware: Honor X7a Test Point can also be used to reload the firmware or update the phone's operating system, helping to fix software-related issues.

Usage process:

To use the Honor X7a Test Point, users often need to use specialized tools and follow specific instructions from the manufacturer or trusted sources. This procedure usually requires testing and connecting points on the motherboard to perform the necessary functions.

Note that the use of test points should be performed by someone experienced in mobile phone repair to avoid causing unwanted damage to the device.

That was an overview of the Honor X7a Test Point. For more detailed information, users should consult specific instructions from the manufacturer or other reputable sources.

Huawei Y7p is a smartphone with many modern features and a sharp screen, creating a good user experience. However, like every other electronic device, it can also encounter some technical problems. One of the common problems that users may encounter is a problem with the screen light.

Problem: Display Light Not Working (Display Light Problem)

Huawei Y7p users may find that the phone's screen light is not working properly or even not lighting up. This can create a difficult user experience and affect the visibility of information on the screen.

Possible Causes of the Problem:

Hardware Failure: There may be a problem with hardware components related to the display light such as the backlight or the light control circuit.
Software or Operating System: Some software errors or operating system updates can cause problems with the backlight display.
Broken Screen Backlight: If the screen backlight is broken, this may result in the screen not lighting up.

How to fix:

Restart Your Device: Sometimes, restarting your phone can resolve minor software issues.
Check for Operating System Updates: Make sure you are using the latest operating system version, as updates may contain bug fixes related to the display light.
Check Display Settings: Sometimes, the problem can stem from display settings. Please check and adjust the relevant settings.
Hardware Check: If the problem persists, you should take your phone to a service center or to an official Huawei technical service store to have the hardware issue checked and repaired.

Remember, if your phone is under warranty, you may be entitled to free repair services from the manufacturer.

First, check the charging port on your device to make sure it's not blocked or damaged. If that's the case, try using a small object like a toothpick to gently remove the debris. Once the port is open, try plugging in your charger and try charging the device.

Removing pattern, password, fingerprint on Honor X8a with Octopus Box you can easily solve it with this method if you are a fresh graduate or an experienced technician on related Android software if the error USB not recognized occurs then your USB is not working. If the battery is not charged, your USB socket will not work properly and you will fail this method.

Removing pattern, password, fingerprint on Honor X6 VNE-LX3 with Octopus Box you can easily solve it with this method if you are a fresh graduate or an experienced technician in related software to android if the error does not recognize the USB then your USB is not working. If the battery is not charged, your USB socket will not work properly and you will fail this method.

Huawei Y9 Prime 2019 Charging Problem

Huawei Y6p wallpaper problem is a typical case, this will certainly be the time when we use a lot of activities using Android phone devices, take this opportunity Le Khuyen Mobile tries to discuss and offer solutions to repair Android devices Huawei Y6p lost backlight. Maybe some of you also encounter obstacles and damage like on your Android phone Huawei Y6p not bright screen or its LCD.

How to fix Huawei Y6p screen backlight problem

Here are some helpful steps needed to repair faulty cell phone LCD lights. You need to follow these steps for perfect cell phone repair. All steps are used as general cell phone repair.

Try checking the current on the display lamp pins. If the displayed links are broken or missing.
You can create a jumper directly using the diagram shown above.
To repair the display connector. You need to start from the motherboard connector first, then show the panel strip connector and the last LED connector on the back of the panel.
Jumpers and LEDs work fine but LED current is lacking. In this case, you need to fix this problem from the Lamp Controller section.
There may be a separate part or integrated power chip. In a separate section of the LED driver. There may be a light current filter chip or a transistor for automatic switching.
Automatic switches can help deny battery life. Display lights are the main things that can drain the battery fast. To learn more about auto-switching of display lights. Anyway let's get to the point of cell phone repair in steps.

If you have more questions, please leave a comment.

Huawei Y6p Backlight Problem

Note: Every repair solution posted here has been tested by at least one member of our team. Use information available here at your own risk. We are not responsible if there is any harm to your device during the repair process.

When a high-end device like the Huawei P20 Lite Charging Problem, the problem could be with its hardware and accessories or it could be a minor issue with the software. As an owner, you should do some troubleshooting procedures to determine what the problem is and hopefully fix it.

Solution Huawei P20 Lite not charging

In the image below, we will share with you the solution and check the jumper continuity using a multimeter if there is any damage to the jumper on the Huawei P20 Lite motherboard.

First, open your cell phone
Then clean the charging connector part of the mobile motherboard
Next, remove the old charging connector and add a new one

Here are some steps to solve Huawei P20 Lite charging problem

1. Check the USB charging port

The cause of not charging Huawei P20 Lite may be due to wear of the USB port.

May be corroded by water, damaging the charging pin, and breaking the voltage transmission circuit.

So the line is cut and the voltage is not transmitted and saved to the battery of the phone.

Change the charging USB port immediately, if it is damaged and does not cause problems with the phone charger.

2. Check components and replace

Do a line check on the board if there is damage or the lines are short circuited, apply the wiring on the PCB board. And also check for components that can cause damage to the charger, replace components.

The diagram is listed above, there is a faulty component of the Huawei P20 Lite phone that is not charging. Immediately replace the defective part with a replacement part in good condition.

Huawei P20 Lite Charging Problem

Doing some of the above can fix the Huawei P20 Lite not charging error, make sure you check the damage carefully. Use a multimeter to measure the values on each component and the path on the damaged PCB board.

Those are some of the ways to fix Huawei P20 Lite that won't charge because damage like this happens very often. For more information and new tips and tricks on solving problems of other Android phones. Continue to visit this page. We will update it if there is a new update.

Surely you are interested in Huawei Honor 7A because of the many powerful features of this high-end smartphone. Huawei Honor 7A owns a battery with a capacity of up to 3000mAh, which gives the phone a usage time of 27-31 hours and a standby time of 3-4 days.

How to fix Huawei Honor 7A charging error

In the image below, we will share with you the Huawei Honor 7A Charging Problem. You can check by using a multimeter, if there is any damage, follow the circuit and ask again.

This article will share the experience of repairing Huawei Y9 Prime phones with errors or touch paralysis, the touch does not work. You have already fixed the problem by replacing the Huawei Y9 Prime touch screen but the problem is not fixed, please refer to the article below.

Touch problems usually occur if the Huawei Y9 Prime phone is accidentally dropped in water or dropped on the ground. In this case only hardware repair can fix the problem, below is Huawei Y9 Prime touch diagram and working principle.

We will update the latest solutions here, if you find the article good or useful, please like, share and comment to support us.

Good luck!

In this article, we will share with you the solution to repair Huawei Y5 Prime phones with touch paralysis. If you have replaced the screen of Huawei Y5 Prime with a new one but the problem is not fixed, please refer to the article below.

Problems sometimes occur with Huawei Y5 Prime when dropped or accidentally dropped in water. In this case, only hardware repair can fix the problem.

We will update the latest solutions here, if you have trouble in the repair process, please leave a comment below for support.

Good luck!

In this post, we will guide you to repair Huawei Y9 2018 phone that lost screen light due to water. If your phone shows signs of losing the screen light or the screen light is weak, please refer to the article below.

We will update the latest solutions here, if you find the article good or useful, please like, share and comment to support us.

Good luck!

Hello friends, in this article we will share with you how to fix Huawei P30 Pro charging without warning, not charging in battery or slow in, not accepting USB... because charging is one of the important parts. important on the phone. Huawei P30 Pro has a battery with a capacity of 4200mAh, but the phone becomes useless if it is not charged. So, refer to the article below to fix charging problems on Huawei P30 Pro.

Huawei P30 Pro charging error due to many reasons from subjective to objective, the error may be caused by hardware or may also be caused by software problems. To accurately determine the component that causes damage to the Huawei P30 Pro charger is not easy. Before proceeding with the repair, check a few common causes below for the most effective and accurate troubleshooting.

The cause of Huawei P30 Pro charging error

There are four common hardware-related causes for your Huawei P30 Pro to show no signs of charging and I will explain each one in detail.

Huawei P30 Pro charging pin has dirt or rags clinging to it
Charger not working or faulty
USB charging cable not working
You use a non-genuine charger

Instructions to fix Huawei P30 Pro charging error

In the image below, we share with you the Huawei P30 Pro charging diagram and you can test the charging circuit by using a multimeter if there is any problem that damages the circuit on the Huawei charging pin cable P30 Pro.

1. Clean the charging pin

2. Replace the charging pin with a new one

If you have followed the steps above and the problem is not fixed, check the diagram below.

We will update the latest solutions here, if you have trouble in the repair process, please leave a comment below for support. If you find the article interesting or useful, please like, share and comment to support us.

Good luck!

In this article, I would like to share with you the solution of Huawei GR5 2017 charging without warning.

Hello friends, in this article I would like to share with you the Honor 9X Backlight Ways. Make sure you have replaced your LCD Honor 9X, if the problem is not fixed please refer to the article below.

We will update the latest solutions here, if you have any difficulty in the repair process please leave a comment below for support.

Good luck!

Hello everyone, in the previous post I shared with you Pinout Huawei Y9 2018. In this article, I would like to share with you the Huawei Y9 2018 charging way. Be sure to replace the Huawei Y9 2018 charging cable, if the problem is not resolved please refer to the article below.

We will update the latest solutions here, if you have any difficulty in the repair process please leave a comment below for support.

Good luck!

Testpoint Huawei Y9 2018

Hello everyone, in the previous article I shared with you the Huawei Y9 2019 charging ways. In this article, I would like to share with you the solution of Huawei Y9 2019 Power Button Ways And Volume Keys. Make sure to replace the power cable, if the problem is not resolved refer to the article below.