WARRANTY Product Warranty The Supplies Guys warrants its compatible ink/toner products to be suitable for use in all Xerox/Tektronix printers and to be free of defects which could cause damage to these printers. Should it be shown that a printer is damaged due to the use of The Supplies Guys' compatible ink/toner products, The Supplies Guys will effect repair of the printer with no expense to the customer. If you are not satisfied with your purchase you have 45 days from the date of the purchase to return your items. See our Customer Satisfaction, Replacements, and Returns Policy. Xerox/Tektronix Printer Warranty Use of The Supplies Guys compatible ink/toner products do NOT void your Xerox/Tektronix printer warranty. Consumers are sometimes told by OEM technicians and salespeople that use of third party supplies may "void your warranty" or "violate the terms of a service contract". THIS IS NOT TRUE AND MAY BE A VIOLATION OF FEDERAL TRADE LAWS IF ENFORCED BY THE MANUFACTURER. Tektronix Warranty and Service Contract Policies Please review the following Tektronix stated corporate policy. This document should be used to dispel incorrect statements by any party. Third Party Test Results for Compatible Ink/Toner Products Please choose a test below. Each document requires Abode Acrobat Reader. Accelerated Test - Xerox Phaser 8200 Ink Sticks Accelerated Test - Tektronix Phaser 850 Ink Sticks Phase 1 - Final Report for Tektronix Phaser 850 Ink Sticks Toner Performance Competitive Results for the Phaser 740