Tip & How-To about Computers & Internet
There are five common laptop battery knowledge you should knowQ1: What does 3 cell, 6 cell means we said normally? Is it related to the battery capacity?
A1: 3 cell, 6 cell means the battery cell amount in the battery. The more batteries cells, the greater capacity of the battery, and also the longer use time.
Q2: How many kinds of the laptop batteries?
A2: It is mainly divided to nickel-cadmium battery, Ni-H battery, Li-ion battery. They always show as Ni-Cd, Ni-MH, Li. Recent years, a kind of fuel battery appears in laptop field. The present laptop commonly use Li-ion battery, but seldom model still use the obsolete Ni-MH battery, consumers can identify this from the sign on the batteries.
Q3: Why the manufacturers only implement 1 year guarantee policy for the battery?
A3: Li-ion battery working life is very short. Normal Li-ion can only charge 400-600 times. After special improvement battery also can’t exceed more than 800 times, it turns to obsolete after 2 years working life.
Q4: Why do the batteries can’t be use reach to the nominal time which announced by the manufacturers?
A4: The test condition is different. Some manufacturers use 8 cell battery to do test, but supply battery users 6 cell battery, some manufacturers close all the programs, turn down the LCD screen brightness, ban to using high power interface and other measures to test the working life, but it is can’t be reach in the daily life. And some other manufacturers only use the software to do test, but software test may cause error.
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dell inspiron 6400 battery US $ 77.90
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Q5: What should be take notice for the using and storing of the battery?
A5: Users should pay attention to below points:
1 The battery should be charge full over 8 hours in the beginning charging process to activate the Li-ion battery sufficiently.
2 The battery can not be discharge excessively.
3 It is better not to use the battery when use the AC adapter at the same time.
4 Storing attentive points: The battery should be take out to charge at least once monthly, It is inadvisable to store the battery when the battery is full, it is good to charge only 40% - 50% for the storing purpose, last but not least, the battery should be put in the dry and shade places.
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1.Your first step is to look at the information about the meaning of
the beeping codes. Beep codes are important and useful tools when
troubleshooting booting issues. When you turn on your computer system, it is called POST
(Power On Self Test).
2.No beep is usually a power problem that can be related to the
power supply, motherboard or both. Always check your battery power before
thinking there is a bigger problem.
3.One beep is a normal POST. That means everything is fine.
Two, Three, or Four short beeps are normally about the memory of the machine.
If there is a problem with one of your memory chips you should get beeps of
different combinations in this area. If you get two or three short beeps, one
or both of your memory chips could be in trouble.
4.Five beeps point toward motherboard or CPU problems. Make sure
your memory and video card are seated properly. Try removing them and putting
them back in, only if you are comfortable with computers.
Six, seven and eight beeps.
Eight beeps indicate problems with your video card. Six or Seven are CPU, or a
bad chip on the motherboard.
Nine beeps mean the BIOS is bad. Replace the motherboard.
Ten beeps means the problem is in the CMOS. All chips need to be replaced.
5.Eleven beeps are related in the cache of the mother board and this
means that the motherboard needs replaced.
One long and three short beeps mean that it is related to a loose memory chip.
Try reseating it.
One long and eight short beeps means that the video cards needs reseated.
6.I hope that this list of beep codes will help settle the panic you feel when your computer is sick. If all fails, Then you inform me
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