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HDMI to AV converter or AV to HDMI converter, which one is right for me?

Posted by Lakesen Guo on

HDMI to AV converter or AV to HDMI converter, which one is right for me?

For a technical person like me, I simply believe that the names ( or titles) of these two devices are reflecting their function very clearly, but it is my fault, many our customers purchased a wrong one and need a replacement in the past a few years.  There seems to be some confusion for people with understanding which of these devices they need for the application they are setting up. In this blog I will use in Donald Trump’s word to describe these two devices for the consumers who have no any technical background.   What does AV mean in...

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Why my MagSafe adapter become so hot?

Posted by Lakesen Guo on

Why my MagSafe adapter become so hot?

The power adapter might become very warm during normal use. They do get very hot when charging and running near 100% CPU. Especially you are playing games.  It's normal, it wouldn't be concerned until you saw it melting or smelled something burning. You can expect that both the computer and the adapter will heat up more than usual whenever you're playing a processor- and/or GPU-intensive game, and even more than that if you're trying to charge the battery at the same time. But your adapter should never be hot enough to burn you. All MagSafe power adapter have over-current, over-voltage and...

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Can I use an 85W MagSafe power adapter to safely charge my MacBook Air?

Posted by Lakesen Guo on

Can I use an 85W MagSafe power adapter to safely charge my MacBook Air?

You may heard of these questions like “Can I use an 85W MagSafe power adapter to safely charge my MacBook Air?” , or “Can I use the high wattage MagSafe to my mac which need the low wattage?“。The answer is following and very clearly. Yes, you can If the ports of the adapter fit . For all this kind of questions, Apple’s office answer is “You can use a compatible higher wattage adapter without issue, but it won't make your computer charge faster or operate differently.” Link is Here: http://support.apple.com/kb/HT2346   We’d like to mention that the only advantage for use...

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Everything You Need to Know About HDMI Connector Types

Posted by Lakesen Guo on

Everything You Need to Know About HDMI Connector Types

The High Definition Multimedia Interface (HDMI) was developed in 2002 as an improved means of transferring uncompressed digital video and audio data from a source to a monitor, television, or video projector. Before the development of HDMI, connections for high-density (HD) television were limited to either through DVI (Digital Video Interface, which was actually developed for computer monitors) or component video. Component video uses three separate video cables and two audio cables, all of which are included in the HDMI interface. While HDMI cables are definitely the way to go for connecting any home theater system or home entertainment center, actually buying...

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Which MagSafe Power Adapter For my Mac Notebook?

Posted by Lakesen Guo on

Which MagSafe Power Adapter For my Mac Notebook?

Apple MagSafe Power Adapters exist in different wattage and models. If your macbook power adapter is lost or it is broken, or you need a additional magsafe power adapter at home or office or travelling, how to choose a right magsafe charger for your macbook? The following information is a easy guide for you.   1.  Right Power Wattage MagSafe / MagSafe 2 Power adapters for Apple notebooks are available in 45W, 60W, and 85W varieties. You should use the appropriate wattage power adapter for your Apple notebook. You can use a compatible higher wattage adapter without issue, but it...

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