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Understand the fault, choose the right repair. Phone repair, care and how-to guides from the Cep Market repair team.

Latest articles

16 October 2026How to tell if a phone has a motherboard faultThe motherboard is the main board that carries the phone’s processor, storage and all connections. If the phone does not turn on, keeps restarting or shows faults that remain after parts are replaced, the motherboard should be checked. Simpler causes such as the battery and screen are ruled out first.
16 October 2026Blown phone speaker: problem and fixIf your phone speaker sounds crackly, muffled or very quiet, it may be “blown”. But not always: a blocked grille or a setting can cause the same symptoms. Do the simple checks first; if the speaker is damaged, it needs replacing.
16 October 2026iPhone front camera not working: what to doIf you see a black screen when switching to the front camera, or the camera will not open, check the software side first. Closing and reopening the app and restarting the iPhone are usually enough. If the problem continues, the front camera module should be checked.
16 October 2026Samsung screen replacement: what decides the cost?The cost of a Samsung screen replacement varies clearly by model: Galaxy S, Note and foldable Z screens are built differently from A series screens. Send us your model and the damage on WhatsApp and we will message you the options and the price.
16 October 2026Water-damaged phone repair: what decides the cost?The cost of repairing a phone that fell in water depends on which parts the water reached: sometimes cleaning the port is enough, sometimes a board repair or part replacement is needed. Acting correctly in the first minutes protects both the repair and your data.
16 October 2026Phone screen flickering and grainy: how to fix itFlickering, shimmering or a grainy picture usually means the display panel or its connection is damaged. But software, the charger or the brightness setting can cause similar symptoms. The screenshot test quickly tells you where the problem is.
16 October 2026Phone not charging after getting wet: what to doIf your phone will not charge after getting wet, moisture may still be in the port or the contacts may be starting to oxidise. Trying to charge with a wet port can make the fault worse. First turn the phone off and let the port dry; if the problem continues, the port and board should be checked.
16 October 2026Xiaomi battery replacement: cost and processIf the charge drains fast on your Xiaomi, Redmi or POCO, the phone shuts down by itself or the battery swells, it may be time for a replacement. The price depends on the model and part option; send us your model on WhatsApp and we will message you the price.
16 October 2026Can a phone with a burnt motherboard be repaired?Many faults described as a “burnt motherboard” can be repaired without replacing the whole board. A shorted component, an oxidised area or a burnt chip is repaired under a microscope. Whether repair is possible and what happens to the data is confirmed at diagnosis.
16 October 2026How to tell when a phone battery is worn outEveryday use usually shows when a battery is worn out: the charge drains fast, the phone shuts down unexpectedly or the battery swells. On iPhone you can see battery health in settings; on Android, depending on the brand, you use settings, a diagnostics app or a service code.
16 October 2026What is the fix for a swollen battery, and will it go down?A swollen battery does not go back down by itself; the only safe fix is replacing it. When you notice swelling, stop charging, turn the phone off and do not press on the battery.
16 October 2026Phone charging port replacement: how it is done and what decides the costIn a charging port replacement, the phone is opened, the faulty port or the part it sits on is removed and a new one is fitted. Charging and the data connection are then tested. The price depends on the model and how the port connects to the phone; we send it on WhatsApp.
16 October 2026How to fix a purple spot on the phone screenA purple or purple-black spot on the screen shows that the display panel was damaged by a drop or pressure. It will not go away by rubbing or with a setting and can spread over time. The fix is a screen replacement; data is usually preserved during the repair, but back up your data first.
16 October 2026One side of the headphones not working: how to tell and fix itIf sound comes from only one side of your headphones, the problem may be the headphones, the phone’s headphone jack or a setting. Trying the headphones on another device shows straight away where the problem is.
16 October 2026Fingerprint sensor not responding: what to doThe “fingerprint sensor not responding” warning usually comes from corrupted saved prints, an unsuitable screen protector or a software bug. If the problem started after a screen replacement or liquid contact, the sensor should be checked.
16 October 2026How to calibrate the battery on a Samsung phoneWhen a Samsung’s battery percentage suddenly drops or the phone shuts down at 20 percent, “calibration” is the first thing people think of. Recent phones do not need manual battery calibration; an inconsistent gauge is usually a sign of a worn battery. Check the battery condition first.
16 October 2026Ink spreading on the phone screen: cause and fixA black, purple or dark blue stain spreading across the screen is known as “ink spreading” and shows that the display panel is damaged. The stain does not go away by itself and often grows; the fix is a screen replacement.
16 October 2026Battery replacement cost: what decides it and how to find outA single list cannot give the right price for a phone battery replacement; it depends on the model, the part option and whether the battery has swollen. Send us your model on WhatsApp and we will message you the options and the price.
16 October 2026Phone screen dark even at full brightness: why?If the screen looks dark even at full brightness, the cause is usually a setting: Reduce White Point, power saving or automatic dimming because of heat. If the settings are normal, the screen’s backlight or panel should be checked.
16 October 2026iPhone not ringing when someone calls: what to doIf calls come in on your iPhone but it does not ring, the cause is usually silent mode, a Focus left on or a low ringer volume. Silence Unknown Callers and a connected Bluetooth device can also stop the ringtone being heard.