How to connect the cables on the computer
In modern office and home environments, computer cables are key to ensuring the proper functioning of the device. Whether it's a monitor, keyboard, mouse, or network and power supply, the correct connection method can improve work efficiency and avoid equipment damage. This article will introduce in detail the connection methods of various types of cables on the computer, and attach the hot topics and hot content in the last 10 days to help you better master relevant knowledge.
1. Basic types and connection methods of computer cables

There are many types of computer connection cables. The following are the common types and their connection methods:
| Cable type | use | Connection method |
|---|---|---|
| HDMI cable | Connect a monitor or TV | Plug one end into the HDMI port of the computer and the other end into the HDMI port of the display device |
| USB cable | Connect peripherals (such as keyboard, mouse, USB flash drive) | Plug the USB interface into the computer's USB port, making sure the direction is correct |
| power cord | Power your computer | Plug the power cord into the computer's power socket and the other end into the power outlet |
| Network cable (RJ45) | Connect to a wired network | Plug one end of the network cable into the computer's network port and the other end into the router or modem |
| Audio cable (3.5mm) | Connect headphones or speakers | Plug the audio cable into your computer's audio output port (usually green) |
2. Hot topics and content in the last 10 days
The following are hot topics that have recently attracted attention across the Internet, which may be related to computer cables or related technologies:
| hot topics | heat index | Brief description |
|---|---|---|
| Popularization of USB4 technology | ★★★★★ | The popularity of USB4 interface is accelerating, supporting higher bandwidth and faster transmission speed |
| Wireless charging technology breakthrough | ★★★★☆ | New wireless charging technology can charge multiple devices at the same time and may replace traditional power cords in the future |
| HDMI 2.1 standard controversy | ★★★★☆ | Some users reported that HDMI 2.1 cables have compatibility issues, and the manufacturer is investigating. |
| Type-C interface unification | ★★★☆☆ | The European Union mandates the use of Type-C interfaces for electronic devices, triggering heated discussions in the industry |
| Smart home wiring tips | ★★★☆☆ | How to achieve efficient connection of smart home devices through reasonable wiring |
3. Common problems and solutions to computer connection cables
1.Cable not recognized: Check whether the interface is loose or damaged, try to replace the cable or interface.
2.No signal on monitor: Make sure the HDMI or DP cable is connected securely and check the monitor input source settings.
3.USB device not working: Try changing the USB port, or check the driver status in Device Manager.
4.Network connection failed: Check whether the network cable is plugged in tightly, and restart the router and computer.
5.No audio output: Confirm that the audio cable is plugged into the correct interface and check the system volume setting.
4. Future development trends of computer connection technology
With the advancement of technology, computer connection methods are developing towards wireless and high-bandwidth. For example, Wi-Fi 6 and Bluetooth 5.0 technologies can already replace some wired connections, while optical fiber and Thunderbolt interfaces provide higher transmission speeds. In the future, we may see more devices connected wirelessly, cutting out the hassle of cables.
In summary, correctly connecting computer cables is fundamental to ensuring efficient operation of your equipment. Through the introduction of this article, I hope you can master the connection methods of various types of cables and understand the current hot technology trends. If you have any questions, please leave a message in the comment area to discuss!
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