2009年2月15日星期日

What is the weak link of your laptop?

There are lots of Laptop Accessories accessories of your laptop, which is the Weak Link of it? AC Adapter, keyboard, motherboard, or battery?

Of course, there are some people who never seem to need an outlet. At one conference, I offered a slot in a power strip I had managed Acer PA-1700-02 AC Adapter to purloin to a fellow journalist, only for him to turn it down, snootily proclaiming he was using a Mac and therefore didn't need power (personally, I don't agree with his view that Macs have longer-lasting batteries; I suspect he just had a newer battery than mine). And some people, who always seem to
Toshiba Satellite M115 S1071 battery be ridiculously good-looking, sit in Starbucks all day in front of laptops without any visible wires (I suspect their laptops are turned off). But what can the rest of us do to make the most of our batteries

The truth is: not an awful lot. 'I watch the consumer Dell K051125X keyboard becoming more and more agitated,' says Christina Lampe-Onnerud, founder and chief executive of U.S. battery-technology company Boston-Power Inc. 'My message is very simple: There's very little you can do.' Of course, Ms. Lampe-Onnerud has an ax to grind: Her company is working with heavyweights like Hewlett-Packard Toshiba PA2522U battery Co. to launch a new kind of battery called Sonata, which she says will have a lifespan as long as that of your laptop and give you at least four hours of power between charges, compared with two to three hours with existing batteries. (She declined to say when they'd be available and how much they'd cost.)

Truth is, there's a lot of smoke and mirrors about batteries. Computer companies offer plenty of advice about how to get the most from yours, but it's probably wise to keep your expectations low. Battery Acer Keyboard technology still relies on chemical reactions taking place inside those innocent-looking slabs of plastic, and improvements happen, according to Isidor Buchmann, founder and chief executive of Canadian battery-charger maker Cadex Electronics Inc., far more slowly
Toshiba AC Adapter than improvements in, for example, chip speed.

So assume your battery is a dying beast as soon Compaq Keyboard as you buy it. It only has a few hundred cycles -- from charged to empty -- before it starts to resemble a very expensive doorstop. The trick is to slow the dying process. To do this, it's best to think of your battery as separate from your laptop. Yes, it fits snugly underneath it, but that doesn't mean it should live there.

At the same time, it never ceases to amaze IT people, particularly those in support, how irresponsible some users can be. No one 15.4 inch lcd panel reading this needs a lesson in the risks that irresponsible or thoughtless user behaviour represents, but when it comes to laptop usage, it focuses the mind to see some of the common exposures listed together:

* Leaving equipment unattended, on view and wide open to theft in cars, coffee shops and other public places.
* Bringing sensitive information up on screen for anyone in close proximity to read when sitting on the plane, Apple A1078 Battery train, etc.
* Having everything set up to automatically log in to systems and websites with usernames and passwords saved locally. Break into the machine, and you're into everything else.
* Letting someone else 'borrow' their laptop to
Pioneer DVR K16 DVDRW BURNER get online for a few minutes to check their email.
* Letting the kids play on their PC, load dubious software from dubious sources, and access dodgy sites on the internet.
* Loading dubious software from dubious sources,
Compaq M2000 keyboard and accessing dodgy sites on the internet themselves!
* Disabling or working around security measures implemented by IT because they're inconvenient and slow things down.
* Connecting to any wireless network available without any thought about who owns it and who else might be on it.

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