Gefei MMIO HDMI-HDSDI User manual

MMIO HDMI-HDSDI HDMI to HD Converter
User Manual V1.4
www.gefei-tech.com
[Gefei Tech. Co., Ltd]

Copyright
Copyright © 2009 Gefei Tech. Co., Ltd all rights reserved. This document may not be
copied in whole or in part.
Trademarks
Gefei-Tech，Magi，MIO，VIO，XIO，MVS，MRS are either registered trademarks or
trademarks of Gefei Tech. Co., Ltd in China. Other trademarks used in this document are
either registered trademarks or trademarks of the manufacturers or vendors of the
associated products.
Disclaimer
Product options and specifications subject can be changed without notice. The
information in this manual is furnished for informational use only, is subject to change
without notice, and should not be construed as a commitment by Gefei Tech. Co., Ltd.
Gefei Tech. Co., Ltd assumes no responsibility or liability for any errors or inaccuracies
that may appear in this publication.
Revision Status
Rev Date
Description
Jul 25, 2013
Initial release of the MMIO HDMI-HDSDI User Manual V1.0
May 21, 2014
Initial release of the MMIO HDMI-HDSDI User Manual V1.4

Contents
Product Description.................................................................................................................................1
Features........................................................................................................................................................1
Interfaces on the Panel...........................................................................................................................2
Top View ......................................................................................................................................................2
Installation Guide.......................................................................................................................................5
Technical specifications .........................................................................................................................7
Contact Us .................................................................................................................................................10

MMIO HDMI-HDSDI
© Gefei Tech. Co., Ltd 1 /10
Product Description
MMIO HDMI-HDSDI is a miniature high quality converter, and converts transport format
signals HDM to HD/SD SDI with embedded audio.
It provides automatic input detection and supports a wide variety of input formats (720p,
1080i, 1080p). The max resolution is up to 1080p 60.MMIO HDMI-HDSDI is a
cost-effective device used in the professional and non-professional fields.
Features
Automatic input rate detection
HDMI to SD/HD-SDI keeping with original quality
Support HDMI with embedded audio
Real-time uncompressed video/audio transmitted
Mini chassis structure can be easily installed
Power supply indicator
Input signal indicator
Mini MIO box structure with the size of 96.7x65x28 mm
Power socket with fixing lock

MMIO HDMI-HDSDI
© Gefei Tech. Co., Ltd 2 /10
Interfaces on the Panel
Top View
Right panel
SDI 0UT1SDI 0UT2
DC IN: 12V 1A. Power socket with fixing lock
PWR：Power indicator, the indicator shows green when the power works normal.
IN：Signal input indicator, the indicator shows green when the input signal is in normal

MMIO HDMI-HDSDI
© Gefei Tech. Co., Ltd 3 /10
status.
SDI-OUT1/ OUT2: The standard BNC interface. Output the same resolution/format as
HDMI input.
Left panel
HDMI IN L-IN R-IN
MODE SET
HDMI IN: HDMI interface. Support HDMI signal with embedded audio, and various input
resolutions as below:
Video Format:
480i 60, 576i 50
720p 50/59.94/60
1080i 50/59.94/60
1080P 25/24/23.98
1080P 50/59.94/60

MMIO HDMI-HDSDI
© Gefei Tech. Co., Ltd 4 /10
Graphic resolution:
1280x720x50p, 1280x720x60p, 1920x1080x24p
1920x1080x25p, 1920x1080x50p ,1920x1080x60p
L/R IN: RCA interface, 1 analog audio stereo signal input
MODE SET: DIP switch, users can set DIP position to achieve more functions, the DIP specific
meaning as following:
DIP Switch
Function
ON
Add external audio
OFF
Auto HDMI audio

MMIO HDMI-HDSDI
© Gefei Tech. Co., Ltd 5 /10
Installation Guide
The unit is equipped with mini mounting bracket. And there are several screw holes on
the bottom of unit for installing the mini bracket. Please see the pictures below.
Mini bracket:
61.5mm
24mm
Bottom of unit:
There are several ways to fix this bracket to case. According the direction of connection,
you can choose one appropriate way to fix it.
Fix the bracket vertically like this:
Use these two screw holes
to fix bracket to case.
Fix the bracket horizontally like thiSs:
MIO
Mini Converter
HDMI to HDSDI
Use screw hole to fix unit
to rack or back of monitor.
MIO
Mini Converter
HDMI to HDSDI
A
B

MMIO HDMI-HDSDI
© Gefei Tech. Co., Ltd 6 /10
Use these two screw holes
to fix bracket to case.
MIO
Mini Converter
HDMI to HDSDI
Use screw hole to fix unit to
rack or back of monitor.
MIO
Mini Converter
HDMI to HDSDI
A
B

MMIO HDMI-HDSDI
© Gefei Tech. Co., Ltd 7 /10
Technical specifications
Dimension
96.7x65x28 mm
Power
12V 1A
Video Input
Interface: HDMI In,
Format:
Video Format:
SD：625i 50, 525i 60;
HD：720P 50/59.94/60,
1080I 50/59.94/60,
1080P 25/24/23.98
1080P 50/59.94/60
Graphic resolution:
1280x720x50p, 1280x720x60p, 1920x1080x24p
1920x1080x25p, 1920x1080x50p ,1920x1080x60p
Audio Input
Interface: 2*RCA

MMIO HDMI-HDSDI
© Gefei Tech. Co., Ltd 8 /10
Video Output
Connector：2*BNC 75 ohm
Impedance: 75Ω
Format: SMPTE-259M-C；270Mb/s
SMPTE-292M；1.485Gps
SMPTE-425；2.970Gps
Level: 800mV±10%
Rise time/Fall time: ≤270PS（20%-80%）(HD)
≤1500PS（20%-80%）(SD)
Jitter: <0.2UI (100 kHz)

MMIO HDMI-HDSDI
© Gefei Tech. Co., Ltd 9 /10
Device List
Name
Specification
Quantity
Remark
MMIO HDMI-HDSDI
AC-DC Power
HDMI TO HDSDI
12VDC 1A
1
1
Total
2
Accessories List
Name
Specification
Quantity
Remark
Video Cable
-----------
-----------
Audio Cable
-----------
-----------
Power Cable
-----------
-----------
User’s Manual (or Disk)
1
Others
otic placode
1
Screw
4
Total
6

MMIO HDMI-HDSDI
© Gefei Tech. Co., Ltd 10 /10
Contact Us
Technical support:
Tel: [phone]
Fax: [phone]
Website
www.gefei-tech.com
E-mail：[e-mail]
Address:
Gefei Tech. Co., Ltd
A-603 Power Creative Plaza NO.1 Shangdi E.Rd.Haidian District Beijing 100085
To find more information, please visit www.gefei-tech.com