====== Hardware Service ====== Generally speaking you shouldn't have to do much hardware maintenance, however there are several tings you will need to keep track of on a schedule. These are the items you should put on a calendar: * For Computers that have fans - **Every 3 months blow** out the fans with a compressed air (purchase compressed air from your local computer store. * UPS Battery Backup Devices - Replace **once a year**. * Credit Card Readers - As needed clean out the readers by wrapping a card in plastic wrap and swiping back and forth.