Ultra HD 4K30Hz 444 HDMI Multiviewer Presentation Switcher With
Analog RGB Input
Grastron MS741 Multiviewer switcher allow you to switch audio separately from the HDMI stream allowing
you to integrate 7.1 audio with external equipment. Full EDID
management and audio control including delay and volume adjustments
are supported through the Web interface, making it easy to
integrate the MS741 into complex systems.
Product Specifications:
| Video |
| Input interface | 4× HDMI IN, 2 x DP IN, 1 x VGA IN |
| Input specification | HDMI:HDMI 1.4a |
| DVI: 165MHz (UXGA@60Hz) |
| DisplayPort: DP1.2a |
| MHL: supports MHL2.0, 1080p |
| HDCP: HDMI 1.4, DP 1.3 |
| RGB/YPbPr: 205MHz (up to UXGA@75Hz) |
| Support input resolution | Up to 3840 x 2160@30Hz (4K x 2K@30Hz) |
| Input level | 0.5-1.0 V peak to peak |
| Output interface | 1 x HDMI OUT |
| Output specification | HDMI 1.4 |
| Support output resolution | Up to 3840 x 2160@30Hz (4K x 2K@30Hz) |
| Output impedance | 100 Ω |
| DDC signal | 1.2 V Peak to peak |
| Audio frequency |
| Input interface | 7 x 3.5mm stereo jack |
| Output interface | 4 x 3.5mm stereo jack |
| 1 x optical fiber terminal |
| Routine |
| Power Supply | 110~240V AC |
| Power waste | 15W |
| Control mode | RS232, LAN |
| Working temperature | 0°C to 35°C (32°F to 95°F) |
| 10% to 90%, non condensing |
| Storage temperature | -20°C to 70°C (-4°F to 140°F) |
| 10% to 90%, non condensing |
| Product size | 440mm x 272mm x 43.5mm |
| (L x W x H) |
| Product weight | 3.16kg |
Feature List
.Multiple inputs: 4 x HDMI, 2 x DisplayPort, 1 x RGB/YPbPr
.HDMI,DisplayPort source input with 4Kx2K@30Hz support
. Supports MHL in the four HDMI input ports.
. Supports multiple HDMI output resolutions, such as 4Kx2K@30Hz and
1080P.
. Supports Auto Scaler in each source input.
. Supports different multiple-window modes of quadruple windows,
triple windows, double windows and a single window, outputting to a
display device through one HDMI output.
. Supports a lot of pre-defined multiple-window mode.
. HDCP compliant.
. Fast switch between input ports.
. Supports audio 7 x 1
. Supports multiple-channel HDMI, DisplayPort audio extraction,
optical fiber and eight-channel analog outputs.
. Supports one button fast switch Cable Controller.
. Easy-to-use panel and Web GUI.
. Chooses from four control methods – Panel, IR, LAN (Web GUI,
Telnet&UDP) and RS232.
. On-site firmware upgrading through LAN, RS232 or USB ports
(reserved for some devices).
. 1 U Height, 19” width standard enclosure, rack mountable design
Version log:
| Version | Revise time | Description |
| 0.1 | 2014, Oct. 16th | Created |
| 0.2 | 2014, Dec. 10th | Revised basis EDID management |
| 0.43 | 2015, Mar, 2nd | Revised Series Commands |
| 0.5 | 2015, Mar, 25th | Add series commands |
| 0.51 | 2015, April. 3rd | Revised Series Commands Description |
| 0.52 | 2015, April 23rd | Upgrade new web control interface |
| 0.53 | 2016, Jan 4th | Add the factory default setting by front buttons |
Wiring Diagram
Application:
Grastron MS741 series OEM ODM UHD 4K Flexible HDMI Presentation
Switch Support Scaling & Processing. Support multiple video
sources, such as PC computer, various set-top box, DVD player, NVR
DVR.
