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KRAMER ELECTRONICS LTD.
USER MANUAL
MODEL:
672T
UXGA Audio Optical
Transmitter
672R
UXGA Audio Optical
Receiver
P/N: 2900-000549 Rev 4
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Contents 1 Introduction 1 2 Getting Started 2 2.1 Achieving the Best Performance 2 2.2 Safety Instructions 3 2.3 Recycling Kramer Products 3 3 Overview 4 3.1 Defining the 672T, 672R UXGA Audio Optical Transmitter/Receiver 4 4 Connecting the 672T, 672R 7 5 Technical Specifications 9 Figures Figure 1: 672T DVI Optical Transmitter 5 Figure 2: 672R DVI Optical Receiver 6 Figure 3: Connecting the 672T/672R Transmitter/Receiver System 8 672T, 672R – Contents i
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1 Introduction Welcome to Kramer Electronics! Since 1981, Kramer Electronics has been providing a world of unique, creative, and affordable solutions to the vast range of problems that confront video, audio, presentation, and broadcasting professionals on a daily basis. In recent years, we have redesigned and upgraded most of our line, making the best even better! Our 1,000-plus different models now appear in 11 groups that are clearly defined by function: GROUP 1: Distribution Ampli
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2 Getting Started We recommend that you: Unpack the equipment carefully and save the original box and packaging materials for possible future shipment Review the contents of this user manual Go to http://www.kramerelectronics.com/support/product_downloads.asp to check for up-to-date user manuals, application programs, and to check i if firmware upgrades are available (where appropriate). 2.1 Achieving the Best Performance To achieve the best performance: Use only good quality
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2.2 Safety Instructions Caution: There are no operator serviceable parts inside the unit ! Use only the Kramer Electronics input power wall Warning: adapter that is provided with the unit Disconnect the power and unplug the unit from the wall Warning: before installing Avoid direct eye exposure into the optic connectors Warning: when powered, although this product is regulated strictly enough to operate under the Laser Class 3R for eye safety 2.3 Recycling Kramer Products
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3 Overview The 672T and 672R are an optical fiber transmitter and receiver for computer graphics signals up to UXGA and stereo audio signals. The 672T converts the computer graphics and stereo audio signals to an optical signal, and the 672R converts the optical signal back to computer graphics and stereo audio signals. Together, the 672T and 672R form a UXGA/audio transmitter/receiver over multimode fiber system. The 672T and 672R pair features: A transmission range exceeding 1700
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3.1.1 Your 672T UXGA Audio Optical Transmitter Figure 1 defines the 672T UXGA Audio Optical Transmitter: Figure 1: 672T DVI Optical Transmitter # Feature Function 1 UXGA IN 15-pin HD Connects to the computer graphics source Connector 2 AUDIO IN 3.5mm Mini Jack Connects to an unbalanced stereo audio source Connector 3 OPTIC CABLE Connector Connects to the optical connector on the 672R (before use remove the dust cap cover) 4 5V DC +5V DC connector for powering the unit 5 SOURCE L
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3.1.2 Your 671R DVI Optical Receiver Figure 2 defines the 672R UXGA Audio Optical Receiver: Figure 2: 672R DVI Optical Receiver # Feature Function 1 UXGA OUT 15-pin HD Connects to the computer graphics acceptor Connector 2 SOURCE HDMI/VGA Switch Switch right for the VGA source When using the receiver with an HDMI transmitter (670T and 671T), set the switch to the left 3 AUDIO OUT 3.5mm Mini Jack Connects to an unbalanced stereo audio acceptor Connector Connects to the optical conn
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4 Connecting the 672T, 672R Always switch off the power to each device before connecting it to your 672T, 672R. After connecting your 672T, 672R, connect its power and i then switch on the power to each device. Avoid direct eye exposure into the optic connectors when powered, although this product is regulated strictly enough to operate under the Laser Class 3R for eye safety To connect the 672T and 672R, do the following: 1. Connect a computer graphics source (for example, a co
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Figure 3: Connecting the 672T/672R Transmitter/Receiver System 8 672T, 672R - Connecting the 672T, 672R
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5 Technical Specifications 672T 672R INPUTS: 1 VGA on a 15-pin HD 1 fiber optic on an SC connector connector, 1 unbalanced stereo for multimode (OM3) fiber cable audio on a 3.5mm connector OUTPUTS: 1 fiber optic on an SC connector 1 VGA on a 15-pin HD for multimode (OM3) fiber cable connector, 1 unbalanced stereo audio on a 3.5mm connector BANDWIDTH: 4.95Gbps (1.65Gbps per graphic channel) EXTENSION LIMIT: More than 1700m (over 1mi) for UXGA (1600x1200) and 1080p INSERTION LOSS
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For the latest information on our products and a list of Kramer distributors, visit our Web site where updates to this user manual may be found. We welcome your questions, comments, and feedback. Web site: www.kramerelectronics.com E-mail: info@kramerel.com SAFETY WARNING Disconnect the unit from the power ! supply before opening and servicing P/N: 2900-000549 Rev: 4
