Manual
4 
671T, 671R - Overview 
3  Overview 
The 671T converts the DVI signal to an optical signal, and the 671R converts the 
optical signal back into a DVI signal. Together, the 671T and 671R form a DVI 
transmitter/receiver over multimode fiber system. 
The 671T and 671R pair features: 
  A maximum data rate of 4.95Gbps (1.65Gbps per graphic channel) suitable 
for resolutions up to UXGA at 60Hz, and for all HD resolutions 
  HDCP compliance 
  HDTV compatibility 
  Transmission of four TMDS video channels as well as one low-speed 
channel for passing HDCP, EDID and a Hot Plug Detect (HPD) signal over 
one multimode fiber 
  HDMI support for HDMI Compressed Audio Channels 
  EDID PassThru that passes EDID signals between the source and display 
  3D pass-through 
  A system range of 1700m (more than 5500ft) 
  Regulation in accordance with Class 3R Laser Eye Safety in compliance with 
ANSI Z136 and IEC 60825-1:2007 
  Multimode fiber optic OM3 cable with SC connectors 
  5V DC power adapters 
  Kramer DigiTOOLS
®
 enclosures 
3.1  Defining the 671T, 671R DVI Optical 
Transmitter/Receiver 
This section describes the: 
  671T DVI Optical Transmitter, see Section  3.1.1  
  671R DVI Optical Receiver, see Section  3.1.2 










