User manual
Overview 
5 
3.5  About HDMI 
High-Definition Multimedia Interface (HDMI) is an uncompressed all-digital
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audio/video interface, widely supported in the entertainment and home cinema 
industry. It delivers the highest high-definition image and sound quality. Note 
that Kramer Electronics Limited is an HDMI Adopter and an HDCP Licensee. 
In particular, HDMI
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: 
•  Provides a simple
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 interface between any audio/video source, such 
as a set-top box, DVD player, or A/V receiver and video monitor, 
such as a digital flat LCD/plasma television (DTV), over a single 
lengthy
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 cable 
•  Supports standard, enhanced, high-definition video, and multi-
channel digital audio
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 on a single cable 
•  Transmits all ATSC HDTV standards and supports 8-channel 
digital audio, with bandwidth to spare to accommodate future 
enhancements and requirements 
•  Benefits consumers by providing superior, uncompressed digital 
video quality via a single cable
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, and user-friendly connector 
•  Is backward-compatible with DVI (Digital Visual Interface) 
•  Supports two-way communication between the video source (such 
as a DVD player) and the digital television, enabling new 
functionality such as automatic configuration and one-button play 
HDMI has the capacity to support existing high-definition video formats 
(720p, 1080i, and 1080p/60), as well as standard definition formats such as 
NTSC or PAL. 
1 Ensuring an all-digital rendering of video without the losses associated with analog interfaces and their unnecessary digital-
to-analog conversions 
2 HDMI, the HDMI logo and High-Definition Multimedia Interface are trademarks or registered trademarks of HDMI 
licensing LLC 
3 With video and multi-channel audio combined into a single cable, the cost, complexity, and confusion of multiple cables 
currently used in A/V systems is reduced 
4 HDMI technology has been designed to use standard copper cable construction at up to 15m 
5 HDMI supports multiple audio formats, from standard stereo to multi-channel surround-sound. HDMI has the capacity to 
support Dolby 5.1 audio and high-resolution audio formats 
6 HDMI provides the quality and functionality of a digital interface while also supporting uncompressed video formats in a 
simple, cost-effective manner 










