DCT6400 (HDTV/DVR Box) Installation Manual User Guide - Motorola DCT6400 Was this article helpful? 3 out of 8 found this helpful We're sorry to hear that! Please tell us why. Submit Have more questions? Submit a request or Contact Us Call us at: 855.692.4113 Return to top Related articles DCT700 (Digital Box) Installation Manual DCH6416 (HDTV/DVR Box) Installation Manual HDTV Equipment DVR Recording Self Installation - Connecting Your Modem