A dirty air filter will cause your RAV4 to lose 1 - 3 mpg, depending on your driving, you can save 70 - 100 gallons of gas per year simply by changing your filter regularly. The video above, shows you where the engine air filter is located in your RAV4 and how to change it!
If using an Automatic Document Feeder, also known as a ADF, the device is capable of scanning a 8.5-inch by 14-inch document. Flatbed scanners are also available in models that can scan documents up to 12 inches by 17 inches and larger sizes.uring the scanning process, documents lay flat on the device's glass platform and do not have to move through a series of feed rollers like drum scanners. This reduces the risk of the documents being damaged or getting caught by the rollers inside of handheld or drum scanners.
How Scanners Work. In a nutshell, a scanner is a device that analyzes the surface of an image, printed text or an object and converts it into a two-dimensional digital image.Scanners come in different shapes and sizes depending on the intended use.The most common scanner for home and offices today is the flatbed scanner. newer technology that is rising in popularity in the field of flatbed scanners is the use of Contact Image Sensors (CIS). Instead of using mirrors and lenses found in a CCD scanner, CIS scanners use red, green and blue LEDs to produce white light.