This file is the user manual of DataLink 1200. It introduces the usage of the product, including preparing the key, key reset options, scoring, getting test results, processing ballots, getting election results, processing surveys, getting survey results, data collection operation, print cartridge operation, connecting DataLink 600 to a computer, calibrating DataLink 600, cleaning the read sensors and clearing paper path, displaying machine information, ordering supplies, troubleshooting, obtaining DataLink 600 service, etc.