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kids-online----- Inside a computer. Computers are magic boxesOnce you buy a computer you use it until it gets too oldComputers are all the same, It is only the operating system that changesYou need to be a technician to service a computer. Computer Hardware Myths. Power Supply. The power supply s
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3. Power Supply The power supply supplies the power to the computer. It supplies power to the motherboard, the drives, and also, normally, contains a fan that helps assist in the task of cooling the computer.
Power supplies come in a variety of wattages. 200 watt and 250 watt, are the most commonly used power supplies.
4. Power Supply The power supply reduces the amount of wattage
Voltage Conversion Tutorial
The Power Supply can retain some electrical charge, so remember to ground yourself, especially before handling chips and cards
5. Microprocessor
7. Processing the Information Level 1 cache memory, is memory that is included in the CPU itself.
Level 2 cache memory, is memory between the RAM and CPU, but not directly on the CPU chip itself.
Memory is found in multiples of 8
8. Restricting the Flow
10. ROM
11. Motherboard
12. RAM, SDRAM and SIMMS RAM--Random Access Memory- Motherboard overflow
A bus is a connection between two items on the motherboard.
SIMM's (Single Inline Memory Modules)
SDRAM What you call the Ram if you want to use proper techspeak
(Synchronous Dynamic Random Access Memory )
Flash Memory--Erasable /portable memory chips
13. Power Cables
14. IDE Cable (ribbon cable)
15. Internal Drives 5 ˝ “Floppy disk
3.5 Drive
CD Drive
DVD Drive
ZIP Drive
Tape Drive
Thumb Drive
16. Hard Drive Measured in Gigabytes
20, 40, 80, 300 GB sizes
Terabyte Drives are on the market
SCSI, USB Externals
NEVER open a Hard Drive
17. Size Matters MHz---MegaHertz
GHz- GigaHertz
18. Size Matters TB---Terabyte 1,000 gigabytes