What's going on when the phone screen is not lit
Recently, the problem of mobile phone screen not lighting up has become a hot topic, and many users have reported that the phone suddenly has black screen or is unresponsive. This article will combine the hot contents of the entire network for the past 10 days to analyze possible causes and solutions, and provide structured data for reference.
1. Analysis of common causes
According to netizens’ feedback and technical forum discussion, the lack of light on the mobile phone screen is usually caused by the following reasons:
| Ranking | reason | Percentage |
|---|---|---|
| 1 | Battery exhausted or charging malfunctioned | 35% |
| 2 | System crash or software conflict | 28% |
| 3 | Screen hardware is damaged | 20% |
| 4 | Motherboard failure | 12% |
| 5 | Other reasons (water inlet, fall, etc.) | 5% |
2. Solution
For different reasons, try the following solutions:
| Question Type | Operation steps | Success rate |
|---|---|---|
| Battery issues | 1. Charge for more than 30 minutes 2. Replace the charger/data cable 3. Check the charging interface | 75% |
| System issues | 1. Forced restart (different key combinations of different models) 2. Enter recovery mode to clear the cache 3. Flash the machine (requires backup data) | 60% |
| Hardware issues | 1. Connect to the computer to see if it is recognized 2. Professional maintenance point inspection for repair 3. Consider replacing the screen or motherboard | Need professional processing |
3. Recent hot cases
1.iOS 17.4 update problem with black screen: After the upgrade, multiple users reported that the screen was unresponsive. Apple officially recommended to solve the problem by force restarting (quickly press the volume +, volume -, and then long press the power button).
2.A certain brand of folding screen mobile phone screen failure: The technology forum has hotly discussed the problem that a new folding mobile phone has a screen that does not light up. The manufacturer has issued a statement that it will provide free testing services.
3.Screen abnormality in low temperature environment: Users in the northern region have concentratedly reported that the screen of the mobile phone becomes dim or flicker when used outdoors in low temperatures. Experts recommend keeping the device in an environment above 0°C.
4. Preventive measures
| measure | illustrate | Effect |
|---|---|---|
| Regular system updates | Install official security patches and optimizations in a timely manner | Reduce the risk of software conflict |
| Use original accessories | Avoid bad chargers damage circuits | Protect the health of the battery |
| Install anti-fall protection | Screen film + protective case | Reduce the probability of physical damage |
| Avoid extreme environments | High temperature, low temperature, humid environment | Extend component life |
5. Reference for maintenance costs
According to the quotes of major e-commerce platforms and repair shops (unit: RMB):
| Repair Project | Unofficial repair | Official after-sales service |
|---|---|---|
| Screen assembly replacement | 300-1500 yuan | 800-2500 yuan |
| Battery replacement | RMB 100-400 | RMB 200-600 |
| Motherboard repair | 200-1000 yuan | 500-2000 yuan |
Summarize:The lack of light on the mobile phone screen may be caused by software or hardware problems. It is recommended to try basic troubleshooting (charging, restarting, etc.) first, and if it is invalid, then consider professional repairs. There are many compatibility issues caused by recent system updates, and users can pay attention to manufacturer announcements to obtain solutions. For newer high-end models, it is recommended to choose official after-sales service to protect rights and interests.
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