The other is the grade LCD screen problem. We can also call LCD TFT display. Generally
in the low-priced notebooks are XGA display is a little better SXGA,
and UXGA primarily designed for the machine in some sectors (such as
design, graphics, editing and the like on the resolution demanding work)
General Household computer does not need. However, the price of LCD screen notebook computer in a configuration very close to, but the reasons for the difference.
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4. The power adapter and battery
Laptop AC Adapter by ACAdapter (variable AC to DC) and battery power. Various
power adapters have their own input / output voltage and rated power,
so the process of attention in the use of different models is best not
to laptop computers equipped with the power adapter mix, so as not to
burn out the machine. In addition, the purchase
should be noted that when after long hours of work, how the temperature
of the power adapter, if too much is not normal. This does fit in well in advance to the dealer asked.
Currently used in laptop batteries are mainly two kinds of Lion and Ni MH batteries. Lion
(lithium) batteries are currently the mainstream, usually smart
battery, with memory function, and the lighter, use a longer time,
prices are more expensive; and Ni MH battery weight heavier, and often
the need for battery discharge, relatively inexpensive. Battery
time is generally about 2 to 3 hours, require continuous long-term use
(such as often engaged in outdoor work or travel of staff), you can
choose to use a longer time and have the power to set the battery
(Suspend) machine , or for a second backup battery.
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5. Hard disk capacity
Increasing the capacity of the hard disk. In
addition to capacity, but also consider the disk thickness, speed,
impatient tone, the average seek time, if the parameters of power and so
on.
6. Scalable performance
Changing
circumstances in the future, should take full account of the expansion
of product performance (such as memory expansion, serial and parallel,
PCMCIA slot, docking connector, USB, etc.) and scalability (such as CPU
upgrades, etc.).
7. Other design and equipment
The machine's appearance, color, size, weight, etc. are all factors to be considered. Tap
the touch pad or mouse to use equipment and convenience, the keyboard
keys are a reasonable distance, function keys are normal and feel how
these are to be considered.
Three noteworthy
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Good
service is very necessary and important; both from a practical point of
view or from an economic point of view, should be an appropriate
standard; in the selection of models, they should pay attention to
personal preferences, such as product size, weight, keyboard layout and
touch pad design, display size, design and so on, to try to meet
personal preferences, but also ergonomic and convenient to operate. These are the purchase of the machine should have some background knowledge. Before
the user can purchase from a variety of media (including newspapers,
television, Internet, etc.) and various vendors or manufacturers to
obtain the appropriate information and prices.
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