1338. Appendix TCO CertificationSome models in this product family are TCO certified. All TCO certified models have the TCO mark on the markingplate (on the bottom of the product). To see a list of our TCO certified projectors and their TCO Certification (in Englishonly), visit our website at http://www.nec-display.com/ap/en_projector/tco/index.htmlThe TCO certification, designed by TCO Development, is an international environmental and ergonomics standardfor IT equipment.In some cases we may post a list of TCO certified models on our website before the TCO mark is placed on the prod-uct. This difference in timing is related to the date certification is received compared with the projectors manufacturingdate.