COPYRIGHT © 1999 CANON INC. CANON 660/2100 REV.0 FEB. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)2. After Opening the PackageThe photosensitive drum is an organic photoconductor (OPC), and would deteriorateif subjected to strong light. The toner cartridges, on the other hand, contains toner, requir-ing care by the user for storing and handling after they have been opened.3. Storage Environment (after opening)1) Keep it in a protective bag.2) Avoid direct sunshine. Avoid bright areas (e.g., near windows). Do not leave theminside a car for a long time, as the inside can become extremely hot.3) Avoid high-temperature, high-humidity, low-temperature, or low-humidity areas andareas in which temperature or humidity change rapidly.4) Avoid areas subject to corrosive gas (e.g., insecticide) or briny air.5) Make sure the cartridges are kept between 0° and 35°C.6) Do not place the cartridges near a CRT screen, disk drive, or floppy disks.7) Keep the cartridges out of reach of children.4. Service LifeThe service life of a cartridge is 2.5 years from the date of manufacture, indicated bymeans of an abbreviation on the cartridges.For the user, a “service life,” obtained by adding 2.5 years to the date of manufacture,is indicated on the package and the cartridge itself.Prints made using a cartridge older than its service life may have low image quality,making it important to use up each cartridge before the end of its service life.CHAPTER 1 GENERAL DESCRIPTION1-17Download free service manual at http://printer1.blogspot.com