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Crestron 

DM-TX-300N/-F

 

  DigitalMedia™ CAT & Fiber Transmitters 300N

 

Multimedia Computer /AV Interface 

The DM-TX-300N/-F provides versatile switching between three different video and 
audio sources. Inputs on the DM-TX-300N/-F include multi-format analog video, 
HDMI, DVI-I, balanced and unbalanced line level audio and SPDIF digital audio. 
The HDMI input supports HDMI with HDCP, handling WUXGA computer 
resolutions and 1080p60 HDTV with multi-channel lossless audio. The HDMI input 
can also handle DisplayPort Multimode signals using an appropriate adapter or 
dongle

1

. The DVI-I input handles DVI as well as analog RGB signals

2

 up to 

WUXGA 1920 x 1200 pixels. The multi-format analog video input accepts 
component HDTV signals up to 1080p60 as well as standard definition NTSC/PAL 
composite and S-video. Audio inputs include HDMI, stereo balanced line level, 
stereo unbalanced RCA and S/PDIF coaxial digital. 

A single DM CAT output (DM-TX-300N) or DM fiber output (DM-TX-300N-F) is 
provided to feed a centralized DM switcher or to drive a single DM-RMC-100-1 (for 
the DM-TX-300N) or DM-RMC-100-F (for the DM-TX-300N-F) Receiver/Room 
Controller at the display location (all sold separately). An HDMI output is also 
included, which may be set to follow the DM output or to provide a constant  
pass-through signal from the DVI-I input to feed a local monitor. 

NOTE:

  The HDMI and DM video/audio outputs function in two modes: 

Dual Output

 is the default mode, where HDMI and DM both output the same signal. 

Monitor Output

, where the HDMI output will always be sourced from the DVI-I 

input and the DM output can be switched to take its source from any of the inputs. 
Output mode is selectable from the SIMPL™ Windows program. 

For a total custom installation solution, Crestron offers a complete range of 
professional AV interface cables and wall plates to complement the  
DM-TX-300N/-F. 

QuickSwitch HD Technology

®

 

Crestron exclusive QuickSwitch HD technology minimizes the annoying switching 
latency that plagues typical digital AV switchers. QuickSwitch HD achieves very 
fast switching of digital signals by maintaining a constant HDCP connection with 
each device in the system, eliminating the need to re-authenticate each time a 
different source is selected. 

EDID Format Management 

The DM-TX-300N/-F allows for management of the EDID (Extended Display 
Identification Data) information that passes between display devices and input 
sources in the system. Using Crestron Toolbox™ software, the format and resolution 
capabilities of each device can be assessed and managed through the  
DM-TX-300N/-F, ensuring reliable operation by instructing sources to output only 
the resolutions and formats that can be handled by the displays and system wiring. 

NOTE:

  EDID signal detection and format management in the DM-TX-300N-F 

requires connection to a DMC-F or DMC-F-DSP input card (both sold separately).

 

1. 

HDMI IN

 requires an appropriate adapter or interface cable to accommodate a DisplayPort 

Multimode signal. 

HDMI OUT

 requires an appropriate adapter or interface cable to accommodate a 

DVI signal. CBL-DP-HD and CBL-HD-DVI interface cables sold separately. 

2.  VGA (RGB) to DVI-A adapter included. (DVI-A plug fits in the DVI-I socket.) In addition to RGB, 

the DVI-I input can accept component, composite and S-video signals via direct interface to Crestron 
MPS Series products (sold separately) or through an appropriate adapter (not included). Input sync 
detection is not provided for composite or S-video signal types through the DVI-I connection. 

Operations Guide – DOC. 6907D 

DigitalMedia™ CAT & Fiber Transmitters 300N: DM-TX-300N/-F  

  3 

Summary of Contents for DigitalMedia DM-TX-300N

Page 1: ...Crestron DM TX 300N F DigitalMedia CAT FiberTransmitters300N Operations Guide...

Page 2: ...quipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one o...

Page 3: ...ming Software 26 Earliest Version Software Requirements for the PC 26 Programming with SIMPL Windows 26 Example Program 29 Uploading and Upgrading 30 Establishing Communication 30 Firmware 31 Program...

Page 4: ......

Page 5: ...lMedia transmitter and multimedia interface Built in 3 x 1 AV switcher DM CAT output DM TX 300N only supports up to 450 foot 137 meter cable length1 DM Fiber output DM TX 300N F only supports up to 10...

Page 6: ...s up to 450 feet 137 meters using DM cable2 for the DM TX 300N and up to 1000 feet 300 meters using multimode fiber optic cable3 for the DM TX 300N F DigitalMedia thoughtfully manages all of the diffe...

Page 7: ...rogram For a total custom installation solution Crestron offers a complete range of professional AV interface cables and wall plates to complement the DM TX 300N F QuickSwitch HD Technology Crestron e...

Page 8: ...he status of connections and signal activity at a glance Advanced configuration is enabled through Crestron Toolbox software A Digital Upgrade for Legacy Systems The DM TX 300N F also affords a perfec...

Page 9: ...edia CAT Fiber Transmitters 300N Applications The following diagram shows a DM TX 300N in a typical application DM TX 300N in a Typical Application Operations Guide DOC 6907D DigitalMedia CAT Fiber Tr...

Page 10: ...configuration If you wish to use the control ports IR RS 232 Relay Sense from a control system you can connect either LAN port the one on the DM TX 300N F or the DM RMC 100 F to the control system s n...

Page 11: ...2 composite2 Output Signal Type DM TX 300N DM CAT DigitalMedia over twisted pair copper wire HDMI DVI1 DM TX 300N F DM Fiber DigitalMedia over multimode fiber optic cable HDMI DVI 1 Formats HDMI DVI...

Page 12: ...Hz 1280 x 800 60 Hz 1280 x 960 60 Hz 1280 x 1024 60 Hz 1360 x 768 60 Hz 1366 x 768 60 Hz 1400 x 1050 60 Hz 1440 x 900 60 Hz 1600 x 1200 60 Hz 1680 x 1050 60 Hz 1920 x 1080 24 Hz 1080p24 1920 x 1080 5...

Page 13: ...Requirements DMNet Power Usage 22 Watts 0 92 Amps 24 Volts DC Rated Power Consumption 2 5 Amps 24 Volts DC 100 240 Volts AC 50 60 Hz power pack included Minimum 2 Series Control System Update File 6...

Page 14: ...NGLE SC CLEAR 5 CresFiber CLEAR Simplex Fiber Optic Cable Assembly 50 125 SC DM CBL 4 DigitalMedia Cable DM CONN 4 DigitalMedia Cable Connector DM DR 4 DigitalMedia CAT Repeater IRP2 IR Emitter Probe...

Page 15: ...provided for composite or S video signal types through the DVI I connection 3 Audio breakaway capabilities and limitations SPDIF unbalanced AUDIO IN and balanced AUDIO IN may each be switched freely...

Page 16: ...ides information on the connections controls and indicators available on your DM TX 300N F DM TX 300N F Physical View Front View DM TX 300N Shown DM TX 300N Physical View Rear View DM TX 300N F Physic...

Page 17: ...300N F Overall Dimensions Front View DM TX 300N Shown 2 3 4 1 5 6 7 8 1 70 in 44 mm 1 91 in 49 mm DM TX 300N Overall Dimensions Top View 19 01 in 483 mm 17 03 in 433 mm 8 71 in 222 mm Operations Guid...

Page 18: ...View 19 01 in 483 mm 17 03 in 433 mm 8 83 in 225 mm DM TX 300N Overall Dimensions Rear View 9 10 11 12 14 13 15 16 17 18 19 20 21 22 DM TX 300N F Overall Dimensions Rear View 9 10 11 12 14 13 15 18 19...

Page 19: ...es DVI I input is selected 7 INPUT VIDEO LED 1 Green LED indicates VIDEO input is selected 8 INPUT SELECT Button 1 Pushbutton toggles through video audio inputs as follows no video video mute HDMI DVI...

Page 20: ...ut impedance 75 15 HDMI IN 1 19 pin Type A HDMI female HDMI digital video audio input 16 DM OUT D M4 5 6 1 DM CAT output composed of 2 8 pin RJ 45 female shielded Connects to DM CAT input of a DM swit...

Page 21: ...AUDIO IN balanced 24 A B G IR and COM ports are provided with the DM TX 300N Interface connectors for AUDIO IN balanced IR and COM ports are provided with the DM TX 300N F 2 VGA RGB to DVI A adapter...

Page 22: ...ide Doc 4789 for complete wiring guidelines 8 DMNet wiring is not compatible with Cresnet wiring DMNet wiring cannot be daisy chained 9 Refer to the following table for the 24 A B G connector pinouts...

Page 23: ...se use the Crestron Power Calculator to help calculate how much power is needed for the system www crestron com calculators For more details refer to Check Network Wiring which starts on page 33 Ident...

Page 24: ...vicing this unit in a rack take special precautions to ensure that the system remains stable The following guidelines are provided to ensure your safety When mounting this unit in a partially filled r...

Page 25: ...F so that if the unit is not rack mounted the rubber feet can provide stability when the unit is placed on a flat surface or stacked These feet should be attached prior to the hookup procedure Refer t...

Page 26: ...for the DM TX 300N LAN 10BASE T 100BASE TX Ethernet to LAN HDMI IN Digital Video Audio Input IR To IR Device e g Projector or Devices Without RS 232 DM OUT D M To DM Switcher Receiver or Other DM Dev...

Page 27: ...rations Using the DM TX 300N with a DM Switcher 24 G A B D M DM TX 300N 24 G A B D M DM Switcher Power Supply No connection to 24 and G on DM Switcher White Wire Black Wire Using the DM TX 300N with a...

Page 28: ...Input IR To IR Device e g Projector or Devices Without RS 232 DM OUT D M To DM Switcher Receiver or Other DM Device via CRESFIBER Fiber Optic Cable Ground 24VDC 2 5A External Power Supply Input COM To...

Page 29: ...optimum performance with the DM TX 300N Crestron strongly recommends using DM CBL DigitalMedia Cable available from Crestron CresCAT D or high quality CAT5e CAT6 wiring may also be used with varying p...

Page 30: ...it the Version Tracker page of the Crestron website www crestron com versiontracker Programming with SIMPL Windows SIMPL Windows is Crestron s premier software for programming Crestron control systems...

Page 31: ...he Device Library 2 The system tree of the control system displays the device in the appropriate slot with an IP ID as shown in the following illustration C2Net Device Slot 8 DM TX 300N Shown Using In...

Page 32: ...OTE Alternatively the DM TX 300N F can be dragged directly to a card such as the C2ENET 2 in the Ethernet slot of the control system when it is to be used without a DM switcher C2Net Device Slot 8 DM...

Page 33: ...ID code specified in the SIMPL Windows program must match the IP ID of each unit Refer to Identity Code on page 19 Program Manager Program Manager is the view where programmers program a Crestron con...

Page 34: ...ernet switch It can be connected via Ethernet or DM as shown in the following illustration Internal Ethernet Switch Allows Connection via Ethernet or DM DM TX 300N F CPU Ethernet Switch LAN M connecti...

Page 35: ...after product releases Check the Crestron website to find the latest firmware New users may be required to register to obtain access to certain areas of the site including the FTP site To upgrade DM T...

Page 36: ...gateway IP address 127 0 0 1 In installations where the DM TX 300N F is used with a DM switcher and DMC CAT card the IP table entry will be created automatically DM TX 300N Shown on DMC CAT Card in DM...

Page 37: ...erly attached Loss of functionality due to electrostatic discharge Improper grounding Check that all ground connections have been made properly NOTE For more advanced diagnostics use the DMTool in Cre...

Page 38: ...other twisted pair is the A conductor and the B conductor Maximum Cable Length by Type DM TX 300N F only RESOLUTION CRESFIBER 1080i 720p 1080p 24 Hz 1024 x 768 75 Hz 1280 x 1024 75 Hz 1600 x 1200 60 H...

Page 39: ...n improves functions adds new features and extends the capabilities of the DM TX 300N F additional information may be made available as manual updates These updates are solely electronic and serve as...

Page 40: ...90 days batteries and incandescent lamps are not covered This warranty extends to products purchased directly from CRESTRON or an authorized CRESTRON dealer Purchasers should inquire of the dealer reg...

Page 41: ...one understands that there is no warranty for this free software If the software is modified by someone else and passed on we want its recipients to know that what they have is not the original so tha...

Page 42: ...he Program or a work based on it under Section 2 in object code or executable form under the terms of Sections 1 and 2 above provided that you also do one of the following a Accompany it with the comp...

Page 43: ...ginal copyright holder who places the Program under this License may add an explicit geographical distribution limitation excluding those countries so that distribution is permitted only in or among c...

Page 44: ...Crestron Electronics Inc Operations Guide DOC 6907D 15 Volvo Drive Rockleigh NJ 07647 2025673 Tel 888 CRESTRON 05 10 Fax 201 767 7576 Specifications subject to www crestron com change without notice...

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