Replacement of the screen with Xiaomi Redmi 9C: Complete guide with photos and nuances

Should I change the screen on Redmi? 9C independently?

Broken screen on Xiaomi Redmi 9C — In most cases, cracks or a black display after a fall do not mean the death of the smartphone: the internal components often remain intact. However, the cost of replacement in the service center can reach 30-50% of the price of a new phone, which makes many users think about self-repair.

This article will help you assess your strength: we will analyze what tools you need, where to buy an original or high-quality analogue of the screen, and describe in detail the process of disassembly taking into account the pitfalls of a particular model. 9C The display plume is glued to the middle frame - this complicates the dismantling, but you can get around the problem with minimal risks.

The important thing is, if you don't have any experience with electronics, but you're willing to take a risk, start by buying a spare screen with a frame (called a prefabricated module), which will make it easier, because you don't have to glue the sensor and disconnect the plumes, and for confident users, a separate display will do, which is cheaper, but requires accuracy.

What tools will be needed to replace

Without the right tools, replace the screen with Redmi 9C It can turn into a nightmare, like broken latches, torn plumes, or scratches on the body, and here's the minimum set that guarantees safe disassembly:

• 🔧 Plastic blades (2-3 pieces) - to separate the screen from the housing. Metal mediators are not suitable: they scratch the frame.
• 🔥 A hair dryer or a thermo-air station to soften the adhesive around the perimeter of the display. Optimal temperature: 60-80°C.
• ⚙️ Screwdriver. T3 and T4 — It's a medium-frame screw spinner. 9C cruciform screws are used.
• 🧲 Suction cup - helps to raise the screen after heating, it is better to choose a model with a ring (diameter 5-7 cm).
• 📦 Tweezers are for the smooth detachment of the plumes, and a curved antistatic is perfect.
• 🔌 Multimeter (optional) – to check the integrity of the plumes after replacement.

Also prepare bilateral scotch or glue B-7000 To fix a new screen, an alcohol wipe to clean the contacts and a plastic screw container (to keep it from getting lost). UV-glue-to-display sensor.

⚠️ Warning: Do not use a household hair dryer at maximum power - it can overheat the battery. It is better to buy an inexpensive temperature-adjusted thermo-air station (for example, Quicko). 858D for 1,500-2,000 ₽).

In most cases, it is enough to order a set for repairing smartphones on AliExpress or in Russian stores like Chip and Deep. The cost of the full set is from 800 to 2000. ₽.

How to choose a screen for Xiaomi Redmi 9C: original vs analogue

The quality of the screen is not only the look of the phone, but also the work of the phone. Cheap Chinese copies can have problems with color reproduction, sensor sensitivity or backlight. 9C (model M2006C3LG):

How to check the screen before buying?

• 📱 Phone model – the screen must be compatible with M2006C3LG (check with the seller).
• 🔍 Presence of marriage – ask for a photo or video of the screen (especially check dead pixels and uniformity of backlights).
• 📦 Set – the set must be bilateral scotch and protective film.

⚠️ Note: If you buy a screen on AliExpress, choose sellers with a rating above 98% and order counts of 1,000. 9C M2006C3LG". Screens for Redmi 9A or 9T won't fit!

Tip: If you're not sure about the choice, order a prefabricated module with a frame. Yes, it's 500 to 1,000 more expensive. ₽, But it will save you 2-3 hours of time for repainting and reduce the risk of damage to the plumes.

Step-by-step: how to disassemble Xiaomi Redmi 9C and take off the old screen

Redmi's disassembly 9C It has its own characteristics: for example, the battery is glued to the middle frame, and the display plume is fixed not only by a latch, but also by glue.

Turn off the phone and remove the SIM- card and memory card|

Charge the battery by 30-50% (to avoid short circuits)|

Prepare the workplace: clean desk, good lighting|

Take a photo of the phone from all sides (useful when assembling)-->

Step 1: Heating and separation of the screen

Turn on the hair dryer at 60-70.°C and evenly warm the edges of the screen for 3-5 minutes. Keep the hair dryer at a distance of 5-7 cm so as not to overheat the battery:

1. Stick the suction cup to the bottom of the screen (where the charging connector is).
2. Pull it up carefully - a small gap should appear.
3. Insert a plastic blade into the gap and slowly swipe around the perimeter, separating the screen from the frame.

If the screen fails, warm it up for another 1-2 minutes. Don't force it, it can tear the plumes!

Step 2: Disconnecting the plumes

Once the screen has separated, place it on the table (display up) and unscrew the 4 screws that hold the metal plate above the plumes.

1. Carefully tuck the plate with tweezers and remove it.
2. Disconnect the display and sensor plumes (they are attached with latches - lift them up).
3. If the plumes are glued, tuck them with a plastic spatula, pre-dropping alcohol to dissolve the glue.

Step 3: Remove the middle frame and battery

To get to the rest of the components, you need to remove the middle frame.

1. Unscrew 8 screws around the perimeter (use a screwdriver). T3).
2. Disconnect the camera plumes, speaker and power buttons.
3. Carefully tuck the frame with a plastic spatula - it is kept on the latches.

Battery at Redmi 9C It is glued, so it is removed:

1. Put the battery on the side with a plastic spatula.
2. If it does not give in, drop the isopropyl alcohol under it and wait 1-2 minutes.
3. Don’t pull the wires – it can cut off the contacts!

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If you're not planning to change the battery, don't disconnect it completely -- just disconnect the plume from the motherboard, and that reduces the risk of contact damage.

Step 4: Removal of glue residues

After the screen is removed, the old glue will remain on the frame.

• 🧴 Isopropyl alcohol (70% or higher) – it dissolves the glue without damaging the plastic.
• 🧼 Toothbrush – to clean hard-to-reach places.
• 🧻 Microfiber wipes to wipe the remains.

Do not use acetone or solvents – they can damage the frame covering!

Installation of a new screen: nuances and typical errors

Installation of a new screen on Redmi 9C It requires a lot of care, especially if you've bought a separate display without a bezel, and let's take a Step-by-step and look at what mistakes beginners make most often.

Step 1: Prepare a new screen

If you have purchased a prefabricated module (screen) + If you have a frame, skip this step. If you have a separate display:

1. Remove the protective film from the inside of the screen.
2. Put it on. UV-glue to the edge of the sensor (thin layer).
3. Connect the display to the sensor, aligning at the edges.
4. Light up. UV-lamp for 2-3 minutes for gluing.

To fix the screen to the frame, use double-sided tape (for example, 3M 9448A) glue B-7000. Apply it around the perimeter of the frame, retreating 1-2 mm from the edge.

Step 2: Connecting the plumes

Carefully connect the plumes of the new screen to the motherboard:

1. First, connect the sensor plume (it is thinner).
2. Then - the plume of the display (wider, with contacts on the edges).
3. Close the latches and make sure the plumes are not skewed.

If the plumes are not fixed, check:

• 🔌 Are there any contaminants on the contacts (wipe with alcohol).
• 📏 Are the sliding points properly aligned (they should be snapped without effort).

Step 3: Checking the performance

Before the final assembly, be sure to test the screen:

1. Connect the battery and turn on the phone.
2. Check the touches (open the apps, swipe).
3. Make sure there are no dead pixels (run the display test in ##6484##).
4. Check the brightness and color rendering (compare with another phone).

⚠️ Warning: If the screen is not working after you've connected, don't collect the phone! Check: Are the plumes connected correctly (sometimes they turn over), are there any damage to the motherboard contacts, or is the plume moving away when you press the screen. Most often the problem is poor contact – gently press the plumes and try again.

Step 4: Final Assembly

If the screen is working normally, complete the assembly:

1. Fix the screen on the frame, pressing it evenly at the edges.
2. Set the middle frame and twist all the screws (do not pull!).
3. Connect the battery and check the phone again.
4. Put a protective film (if it was included).

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If the phone doesn't turn on after assembly, check the battery and power plume connection, and 80 percent of the time, that's the problem, not the screen.

What to do if the screen does not work after replacement

Even with a neat replacement, there can be problems, and let's look at the most common faults and how to fix them.

If you are sure that everything is connected correctly, but the screen is not working, try:

1. Connecting your phone to charge – sometimes helps to “wake up” the display.
2. Press the power button for 20-30 seconds (reset).
3. Connect the phone to the computer – if it is detected, the problem is in the screen or plume.

If nothing helps, the motherboard may have been damaged, in which case it is better to contact the service center.

How much does it cost to replace the screen in the service center?

If you're not sure about your abilities, you should trust a replacement to a professional. The cost of the service depends on the type of screen and region. 9C 2026:

Where better to repair?

• 🏢 Xiaomi’s official service is a 6-month warranty, but expensive.
• 🔧 Local service centers are cheaper, but check reviews.

Tip: before you give the phone for repair, make a backup copy of the data - sometimes the master resets to the factory.

FAQ: Frequent questions about changing the screen on Redmi 9C