Tuesday, 14 December 2010

CS1 - Computer Systems - CD-ROM drive

CD-ROM drive

This is a device which reads information from a CD-ROM. These are fitted either externally which connect usually to a parallel port, or internally, this is fitted in a bay on the case. External drives are easier to install but have several disadvantages: they are more expensive than internal. They use up the port which may be needed for other devices like a printer, and the port itself may not be fast enough for the amount of data that pours through it. The most important factor that differs each CD-ROM drive is the speed.


A CD-ROM drive is again very easy to replace. it is usually linked with a connector and power supply cable. then make sure you remember which links into it, unscrew the old CD-ROM drive, remove it, replace it and screw the new one in. The plugs will be the same and so will any connectors.


Health and Saftey must be thought about when any changes or repairs are made to a PC, Read my post on Health and Saftey

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