CST8174_Lecture_9_UPS_and_floppy

CST8174_Lecture_9_UPS_and_floppy - Algonquin College...

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Monday, May 11, 2009 9 - 1 Algonquin College CST8174 CST8174 Computer Technology Basics Surge Suppressor
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Monday, May 11, 2009 9 - 2 Algonquin College CST8174 Surge Suppressor Your computer needs protection from the fluctuations in the power coming from the local power company A surge suppressor protects the computer from voltage spikes A voltage spike can seriously damage your computer if unprotected You must plug your power supply into a surge suppressor that will then be plugged into the wall outlet
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Monday, May 11, 2009 9 - 3 Algonquin College CST8174 Surge Suppressor Don’t be cheap when purchasing a surge suppressor Your computer is an expensive piece of equipment, you need the protection Like most things, surge suppressors break down over time Be sure to periodically test that it still functions properly
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Monday, May 11, 2009 9 - 4 Algonquin College CST8174 UPS Stands for Uninterruptible Power Supply Protects your computer and data in the event of a power dip or outage Contains a large battery that can provide AC power to your computer for a period of time Allows you to save your data and shutdown There are two basic types: Online Standby
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Monday, May 11, 2009 9 - 5 Algonquin College CST8174 UPS Online Is considered to be a true uninterruptible power supply Converts AC power from the outlet and charges the battery The battery then supplies power to the computer, it is always online Can be very expensive but offers the maximum protection from power failure
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Monday, May 11, 2009 9 - 6 Algonquin College CST8174 UPS Standby Waits until the AC power drops below a certain level before engaging A less expensive alternative to an online UPS system Two drawbacks: Offers no protection until the power drops below a standard
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This test prep was uploaded on 04/17/2008 for the course CST CST8174 taught by Professor Matthewo'meara during the Winter '08 term at Algonquin College.

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CST8174_Lecture_9_UPS_and_floppy - Algonquin College...

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