Replacing a laptop matrix: step-by-step guide with photos and tips

Replacing a laptop matrix is a task that seems difficult only at first glance. In practice, with the right tools and instructions, even a beginner can handle it. The main reasons for replacement: dead pixels, cracks after a fall, flickering or complete absence of an image when the backlight is working. 90% of screen faults These problems can be solved by replacing the matrix, and not the entire display cover.

In this article we will analyze the process from A to Z: from diagnosing the problem to final testing. You will learn how to select a compatible matrix according to your laptop model, what tools you will need for accurate disassembly, and how to avoid the typical mistake of damaging the backlight cable when connecting a new screen for the first time. We will pay special attention to the nuances for popular brands - ASUS, Lenovo, HP And Dell, where the design of the fastenings may differ significantly.

1. Diagnostics: is the matrix really to blame?

Before ordering a new matrix, make sure that this is the problem. Symptoms of matrix malfunction:

• 🔴 Vertical/horizontal stripes on the screen (even in BIOS)
• 💥 Cracks or physical damage to glass
• 🖥️ There is an image, but the backlight does not work (dark screen with a bright flashlight)
• 🔄 Artifacts, flickering or “dead” pixels (checked by test jScreenFix)

If the laptop does not turn on at all, the problem may be with the motherboard or power supply. You can check the matrix by connecting the laptop to an external monitor via HDMI or DisplayPort. If the picture on the external screen is normal, the laptop display is to blame. Another test: shine a flashlight at an angle on the screen when it is turned off. If the image is barely visible, the backlight is faulty, not the matrix itself.

⚠️ Attention: On some models Lenovo ThinkPad And Dell XPS Problems with the image can be caused by faulty screen hinges that pinch the cable. Before replacing the matrix, check the integrity of the cable!

For accurate diagnostics, use the program AIDA64 (tab Display → Monitor). It will show the matrix model, resolution and supported frequencies. This information will be useful when purchasing a replacement.

2. Selection of a compatible matrix: what to look for

The main rule: the matrix must be 100% compatible with your laptop model. Even if the physical dimensions are the same, the connectors and firmware may differ. Basic parameters for selection:

Parameter	Where to watch	Example values
Matrix model	Sticker on the back of the old screen or in AIDA64	LP156WF6-SPK1, B156HAN04.8
Resolution	Laptop specifications or sticker	1920×1080 (Full HD), 2560×1440 (QHD)
Backlight type	Matrix Specification	LED, WLED (white backlight)
Connector type	Photo of the old matrix connector	30-pin eDP, 40-pin LVDS
Refresh rate	Screen Specifications	60 Hz, 120 Hz, 144 Hz

Where to buy a matrix:

• 🛒 AliExpress - 30-50% cheaper, but long wait (look for sellers with a rating of 98%+)
• 🏬 Local service centers are more expensive, but you can check before purchasing
• 🌍 eBay - a good choice for rare models (for example, Apple MacBook Pro Retina)
• 🔧 Specialized stores like NotebookCenter or LaptopScreen

⚠️ Attention: On AliExpress matrices are often sold marked "For ASUS X550V" - these are not original spare parts, but universal analogues. They may not support automatic brightness adjustment or have worse viewing angles. Always check with the seller for the exact model of the matrix!

For laptops Apple (For example, MacBook Pro A1706) matrices are often assembled with a cover - replacing them will cost 2-3 times more. In such cases, it is more advisable to contact the service.

3. Tools for replacement: what you need

Without the right tools, you risk damaging plastic latches or cables. Minimum set:

• 🔧 Screwdriver set:
  • Phillips #00 (for most screws)
  • Torx T5 (for some models Dell And HP)
  • Flat 1.5 mm (for prying up the latches)
• 🧲 Magnetic mat or organizer for screws (so as not to lose)
• 📸 Smartphone for photographing every step of disassembly
• 🧴 Plastic picks (for carefully opening the case)
• 🔥 Hairdryer (if the matrix is glued and not on latches)
• 🧴 Alcohol and lint-free wipes (for cleaning contacts)

For laptops with glued matrix (For example, Microsoft Surface or Dell XPS 13) additionally you will need:

• 🔪 Glue cutter (or guitar string)
• 🧴 Suckers for removing glass (as on iPhone)
• 🔥 Thermal paste for re-gluing (if you plan to put it back together)

The cost of a complete set of tools is from 800 to 2500 rubles. If you do not plan to carry out repairs regularly, you can rent the necessary screwdrivers from service centers.

4. Step-by-step disassembly of the laptop

The disassembly process differs depending on the model, but the general scheme is as follows:

1. Turn off the power and remove the battery. On some models (for example, MacBook Air) the battery is non-removable - in this case, simply disconnect the battery cable from the motherboard.
2. Remove the back cover. On most laptops it is secured with Phillips screws. On Lenovo Yoga And HP Spectre You may need to carefully pry the latches with a plastic pick.
3. Disconnect the cables. The matrix is connected via eDP-cable (30 or 40 contacts) and backlight cable (thin 2-4 contacts). Gently pull the black tab of the connector without tugging on the wires!
4. Remove the screen frame. It can be attached with latches (pry it with a pick) or screws (usually hidden under rubber plugs).
5. Remove the old matrix. It can be screwed to the hinges or glued around the perimeter.

The most difficult cases:

• 🍎 MacBook Pro 2016-2020: The matrix is glued to the aluminum body. Requires heating with a hairdryer to 60°C and careful prying with suction cups.
• 🖥️ ASUS ROG Zephyrus: the cables are hidden under a metal plate, which is secured with 6 screws.
• 🔧 Dell LatitudeNote: The screws under the screen frame may be of different lengths - do not mix them up when assembling!

Video instructions for popular models:

• Lenovo ThinkPad T480: link
• HP Pavilion 15: link
• ASUS ZenBook UX330: link

What to do if the screw is leaking?

If the screw head is licked, try:

1. Place a rubber band on the screwdriver for better grip.

2. Use a screw extractor (available at hardware stores).

3. Carefully drill out the screw using a drill with a thin drill bit (last option!).

5. Installation of a new matrix and connection

Before installing a new matrix:

1. Check the integrity of the cables (there are no creases or breaks).
2. Clean the connector contacts with alcohol and a lint-free cloth.
3. Make sure that the new matrix matches the connectors of the old one (take a photo of the original!).

Connection order:

1. Connect the backlight cable (thin cable). It is the most fragile - do not bend it!
2. Connect main eDP-cable. It should go in without effort. If it doesn’t fit, check the orientation (usually there is a key recess).
3. Secure the matrix with screws (if any). Don't overtighten!
4. Reinstall the screen frame starting from the top.

Typical connection errors:

• ❌ The backlight and eDP (on some Acer they look the same!).
• ❌ The backlight train is bent - leads to a lack of backlight when the image is working.
• ❌ The frame screws are not tightened evenly - a “wave” may appear on the screen.

After assembly, do not turn on the laptop immediately! First, connect the charger and external monitor. If there is an image on the external screen, you can try turning on the main display.

6. Testing and calibrating the new screen

After successfully replacing the matrix, you must:

1. Check physical integrity: are there any dead pixels (use the test jScreenFix).
2. Calibrate colors: on Windows go to Settings → System → Display → Advanced display options → Color calibration.
3. Adjust brightness: If automatic adjustment does not work, update your video adapter driver.
4. Check update rate: in Settings → System → Display → Advanced settings select the maximum supported frequency (for example, 144 Hz for gaming laptops).

If artifacts or flickering appear after replacement:

• 🔌 Check the tightness of the connectors (sometimes light pressure on the matrix in the area of the cables helps).
• 🔄 Update BIOS - on some models Lenovo And HP New matrices require firmware.
• 🖥️ Install original drivers from the manufacturer’s website (not through Windows Update!).

For laptops with NVIDIA Optimus (For example, MSI GE75 Raider) after replacing the matrix you may need:

1. Удалить старые драйверы через Display Driver Uninstaller (DDU)
2. Установить последние драйверы с сайта NVIDIA
3. В Панель управления NVIDIA → Управление параметрами 3D выбрать дискретную графику для экрана

7. Frequent problems after replacement and their solutions

Even with careful replacement, problems may occur. Let's consider typical cases:

Problem	Possible reason	Solution
The screen does not turn on, but the laptop works	The backlight cable is not connected or eDP	Disassemble and check the contacts, clean with alcohol if necessary
There is an image, but it is very dim	Problem with the backlight cable or its inverter	Check the integrity of the cable, replace the inverter (if separate)
Vertical stripes on the screen	Poor contact in the connector eDP or the cable is damaged	Reconnect the cable, if it doesn’t help, replace it
Screen flickers when brightness changes	Incompatible matrix or outdated driver	Update the video card driver, check matrix compatibility
Touch doesn't work (on touch screens)	The touchscreen cable is not connected	Check the connection of the additional cable (usually 10-20 pin)

If after replacing the matrix the laptop begins to get very hot, check whether the new screen is interfering with the cooling system. On some models (for example, ASUS TUF Gaming) the matrix can put pressure on the radiator if the frame is installed incorrectly.

⚠️ Attention: On laptops with AMD Ryzen 4000/5000 (For example, Lenovo Legion 5) after replacing the matrix, the color rendering profile may be reset. Restore it via AMD Radeon Software in section Display.

Frequently asked questions (FAQ)

Is it possible to change the matrix to a higher frequency (for example, from 60 Hz to 144 Hz)?

Theoretically yes, but only if:

1. Connector eDP supports high frequency on the motherboard (checked according to the chipset specification).
2. The video card is capable of delivering this resolution at high frequencies (for example, NVIDIA GTX 1650 will cope with 1920×1080@144Hz, and the integrated graphics Intel UHD 620 - no).
3. The laptop BIOS does not block non-standard matrices (on some Dell And HP this is possible).

Before purchasing, check compatibility on forums (for example, NotebookReview).

How much does it cost to replace the matrix in the service?

The cost depends on the laptop model and matrix type:

• 💻 Budget laptops (Lenovo IdeaPad, Acer Aspire): 3000–6000 rubles (with spare parts).
• 🎮 Gaming laptops (ASUS ROG, MSI GE): 8000–15000 rubles (due to complex disassembly).
• 🍎 MacBook Pro/Air: 15,000–30,000 rubles (matrices come complete with a lid).

Replacing it yourself will cost 2–3 times less, but the risk of damaging the laptop is higher.

How to check the matrix before purchasing?

When purchasing on AliExpress or eBay:

1. Ask the seller to take a photo of the working matrix with a test image (for example, uniform color).
2. Check if this is a new matrix or pull (used, taken from another laptop).
3. Check the reviews - often buyers complain about dead pixels or non-functioning backlight.

If you buy locally, connect the matrix to your laptop before paying (take chargers and mediators with you).

What to do if the webcam does not work after replacing the matrix?

The webcam is usually connected with a separate cable that runs next to the matrix. Possible reasons:

• The camera cable became detached during disassembly.
• The cable is damaged (check for breaks).
• The camera is disabled in the BIOS (go to Advanced → System Configuration).

Solution: disassemble the laptop and check the connection of the camera cable. If the cable is damaged, replace it (costs 300–800 rubles).

Is it possible to replace the matrix on a laptop with an OLED screen?

Yes, but it’s more complicated than with LED matrices:

• OLED screens often come complete with a touch layer and glass.
• Special equipment for plywood is required (vacuum press).
• The cost of an OLED matrix can reach 50% of the price of a laptop.

For models type Dell XPS 13 9310 or ASUS ZenBook Pro Duo We recommend contacting a service center - replacing it yourself can damage the screen.