GoMax Electronics CV-305MLR User manual

3G/HD/SD-SDI to HDMI Converter
with Audio Extraction and Mixer
User Manual
rev: 140509
Made in Taiwan
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FEATU
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PACKA
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SPECIF
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PANEL
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INTRODUCTION
The CV-305MLR provides a professional way to convert 3G/HD/SD-SDI to HDMI Converter
with audio extraction and mixer in real time. The conversion between SDI and HDMI is pure
digital and guarantees no loss transformation for both audio and video. Plus, with up to 8
channels audio support, 7.1 channel or 5.1 channel audio becomes available. The CV-305MLR
also provides one low jitter SDI local loopout. With the use of CV-305MLR, the most popular
uncompressed video interface in the consumer world is readily available for professional SDI
equipments!
FEATURES
Supported high-definition (HD) formats:
NTSC 525@59.94, PAL 625@50, 720p@50,[email protected]4, 720p@60, 1080i@50,
1080i@59.94, 1080i@60, 1080p@23.97, 1080p@24, 1080p@25, 1[email protected],
1080p@30, 1080p@50, 1080p@59.94, 1080p@60
Bit Rate: 2.97 Gbps, 2.967 Gbps, 1.485 Gbps, 1.4835 Gbps, 270 Mbps
Auto 3G/HD/SD-SDI detection
HDMI 1.2a supported
One SDI compliant output and one HDMI compliant output
Support Analog stereo and S/PDIF audio outputs
PACKAGE CONTENTS
1x CV-305MLR
1x 5V power adapter
1x User Manual
1

SPECIFICATIONS
Model Name
CV-305MLR
Technical
SDI standards
3G-SDI & HD-SDI & SD-SDI
Auto HD/SD-SDI
detection
Yes
Video bandwidth
[2.97Gpbs & 2.975/1.001Gbps]
Video support
[3G] 1080p50/59.94/60 (4:2:2)
[HD] – 720p @50/59.94/60Hz,1080i@50/59.94/60Hz,1080p@24/30Hz
[SD] – NTSC @59.94Hz, PAL @50Hz
Input signal
[SD-SDI] SMPTE 259M
[HD-SDI] SMPTE 292M, 296M
[3G-SDI] SMPTE-424M
Output signal
SDI
Output impedance
75Ω
Synchronization mode
Internal synchronization or external synchronization
Eye pattern
characteristics
Extra low alignment jitter 0.05UI at HD
Cable equalization
[3G-SDI] up to 90m (300ft)
[HD-SDI] up to 150m (500ft)
[SD-SDI] up to 300m (1000ft)
Audio support
Support 2ch/ 7.1ch
PCB stack-up
6-layer board [impedance control — differential 100Ω; single 50Ω]
Input
1x SDI
Output
1x HDMI + 1x SDI + 2x RCA + 1xS/PDIF
BNC connector
75Ωinter-locked socket
HDMI connector
Type A [19-pin female]
RCA connector
S/PDIF audio/2ch stereo audio
Mechanical
Housing
Metal enclosure
Dimensions
(L x W x H)
Model
92 x 83 x 28mm [3.6” x 3.3” x 1.1”]
Package
200 x 140 x 75mm [7.9" x 5.5" x 3.0"]
Carton
420 x 400 x 300mm [1'8" x 1'4" x 11.8"]
Weight
Model
270g [9.5oz]
Package
520g [18.3oz]
Fixedness
Inter-locked power supply
Power supply
5V 2A DC
Power consumption
TBA
Operation temperature
0~40°C [32~104°F]
Storage temperature
-20~60°C [-4~140°F]
Relative humidity
20~90% RH [no condensation]
2

PANEL DESCRIPTIONS
Front Panel
1. HDMI OUT: Connect to a HDMI display with a HDMI male-male cable here.
2. Stereo Audio Output – R
3. Stereo Audio Output – L
4. S/PDIF Audio output: connect to digital S/PDIF audio speaker
Rear Panel
5. +5V DC: Connect to a 5V DC power supply
6. Signal LED:
<green> Both power and signal active.
<rde> Only power active.
7. SDI IN: 3G/HD/SD-SDI Input#1
8. SDI OUT: 3G/HD/SD-SDI output #2
3

CONNECTION DIAGRAM
4

SUPPORTED RESOLUTIONS
3G OUTPUT
1080p @ 50/ 59.94 / 60Hz SMPTE 424M, SMPTE 425M
HD OUTPUT
720p @ 50Hz
SMPTE 296M -3
720p @ 60 / 59.94Hz
SMPTE 296M -1, -2
1080i @ 50Hz
SMPTE 274M -6
1080i @ 60 / 59.94Hz
SMPTE 274M -4, -5
1080p @ 24 / 23.98Hz
SMPTE 274M -10, -11
1080p @ 25Hz
SMPTE 274M -9
1080p @ 30 / 29.97Hz
SMPTE 274M -7, -8
SD OUTPUT
NTSC
PAL B,D,G,H,I
NOTICE
1. The CV-305MLR only embeds the audio channels in audio group 1 & 2.
2. The CV-305MLR supports audio sample frequency at 48kHz only.
3. Signal LED Indication:
Green light
Red light
No light
Indication
Signal detect
Power On
Not supported format or no signal
5

WARRANTY
The SELLER warrants the CV-305MLR 3G/HD/SD-SDI to HDMI Converter with Audio
Extraction and Mixer support with audio to be free from defects in the material and
workmanship for 1 year from the date of purchase from the SELLER or an authorized dealer.
Should this product fail to be in good working order within 1year warranty period, The SELLER,
at its option, repair or replace the unit, provided that the unit has not been subjected to accident,
disaster, abuse or any unauthorized modifications including static discharge and power surges.
Unit that fails under conditions other than those covered will be repaired at the current price
of parts and labor in effect at the time of repair. Such repairs are warranted for 90 days from the
day of reshipment to the BUYER. If the unit is delivered by mail, customers agree to insure the
unit or assume the risk of loss or damage in transit. Under no circumstances will a unit be
accepted without a return authorization number.
The warranty is in lieu of all other warranties expressed or implied, including without
limitations, any other implied warranty or fitness or merchantability for any particular purpose, all
of which are expressly disclaimed.
Proof of sale may be required in order to claim warranty. Customers outside Taiwan are
responsible for shipping charges to and from the SELLER. Cables are limited to a 30 day
warranty and cable must be free from any markings, scratches, and neatly coiled.
The content of this manual has been carefully checked and is believed to be accurate.
However, The SELLER assumes no responsibility for any inaccuracies that may be contained in
this manual. The SELLER will NOT be liable for direct, indirect, incidental, special, or
consequential damages resulting from any defect or omission in this manual, even if advised of
the possibility of such damages. Also, the technical information contained herein regarding
the CV-305MLR features and specifications is subject to change without further notice.
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