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KRAMER: SIMPLE CREATIVE TECHNOLOGY
Overview
2
3 Overview
Each high quality
HDMI Distributor
accepts one of two HDMI inputs, and
distributes the selected signal to:
8 outputs (the
VM-28HDMI
)
12 outputs (the
VM-212HDMI
)
16 outputs (the
VM-216HDMI
)
Each machine—the
VM-28HDMI
,
VM-212HDMI
, and
VM-216HDMI
—has:
Support for up to 1.65Gbps bandwidth per graphic channel
1
The ability to read and store, in non-volatile memory
2
, the EDID
3
block at
each input
4
from an output display device, so it can then provide the EDID
information to the HDMI source even if the display device is not connected
A default EDID for fast and efficient connection of the unit
5
Three modes of operation: the Distribution mode
6
, the EDID mode
7
, and
the EDID Reset mode
7
A 19" 1U rack-mountable enclosure, and is fed from a 100-264 VAC
universal switching power supply
3.1 About HDMI
High-Definition Multimedia Interface (HDMI) is an uncompressed all-digital
8
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
9
and an
HDCP Licensee
10
.
1 Suitable for resolutions up to UXGA at 60Hz, and for all HD resolutions
2 While the machine is ON
3 EDID is Extended Display Identification Data (see section 3.2 for a detailed definition)
4 Independently. Each input can be set with its own EDID block
5 Lets you use the EDID default value when no display from which to read the EDID is connected
6 Used to distribute an input signal to several outputs
7 See section 5.2
8 Ensuring an all-digital rendering of video without the losses associated with analog interfaces and their unnecessary digital-
to-analog conversions
9 See http://www.hdmi.org/about/adopters_founders.asp
10 See http://www.digital-cp.com/list/