Summary

Chapter 14: Advanced Printers and Scanners 21Each time you install new parts or replace toners and cartridges, do a visual inspection ofall the internal components:■■■Remove bits of paper and dust.Clean spilled ink.Look for any worn gears, cracked plastic or broken parts.Users that do not know how to maintain printing equipment should call a manufacturer-certifiedtechnician.Worksheet 14.5.1: Search for Certified Printer Technician JobsFor this worksheet, you will use the Internet to gather information about becoming a certifiedprinter technician. Be prepared to discuss your answers with the class. Refer to theworksheet in IT Essentials: PC Hardware and Software Labs and Study Guide, ThirdEdition (ISBN 1-58713-198-6). You can complete this worksheet now or wait to do so untilthe end of the chapter.Describe a Suitable Environment for Printers andScannersPrinters and scanners, like all other electrical devices, are affected by temperature, humidity,and electrical interference. For example, laser printers produce heat. Operate them inwell-ventilated areas to prevent overheating. If possible, store all printers, scanners, andsupplies in a cool and dry place, away from dust. This will ensure that they will work properlyand for a long time.Keep paper and toner cartridges in their original wrappers and in a cool, dry environment.High humidity causes paper to absorb moisture from the air. This makes it difficult for thetoner to attach to the paper correctly. If the paper and printer are dusty, you can use compressedair to blow away the dust.Operating environment guidelines are as follows:■■■■Keep paper dry.Keep printer in a cool, dust-free environment.Store toner in a clean, dry environment.Clean glass on scanners.