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Computer Memory
Gap-fill exercise on Passives
are aligned are held are supplied with can be increased can be opened needed should be mentioned should be recognized should be unplugged
Memory for your computer is getting cheaper and cheaper. That’s great news, since, with more memory, more programs and files
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at once. A typical PC will ship with 128MB or perhaps 256MB of memory, but that amount
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to 512MB or even 1GB.
The hardest part of installing new memory is figuring out what kind to buy. Memory is an alphabet soup of packages, pin configurations, types, and speeds. Many current systems
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SDRAM in 168-pin DIMMs (dual in-line memory modules). Another type, DDR (double data rate) SDRAM, which is roughly twice as fast as standard SDRAM, uses 184-pin DIMM slots. All of these types of memory are available at various speeds.
To be absolutely sure about what kind of memory you need, check your computer or motherboard documentation. The type of memory
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. Alternatively, open the computer case and look at the memory chips for hints.
Once you have found the type and amount of memory
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, locate the sockets and remove existing memory. The computer
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. Ground yourself or wear an antistatic wrist strap, and remove the case. In order to upgrade memory, you may have to remove some of the existing modules. If the modules
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in place by plastic or metal tabs, push down on these tabs at the same time and the module should pop out.
Install the new memory. Most modules (DIMMs) have two notches on the bottom that match the DIMM socket. Make sure the slots
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properly with the socket. Press down evenly across the top of the DIMM until the tabs on either side of the DIMM slip into place.
Turn on your system. The new memory
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automatically by the BIOS. Exit the screen and save the CMOS settings for them to take effect. That’s all there’s to it!
From:
http://reviews.cnet.com/4520-3038_7-5020669-1.html
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