Summary of the content on the page No. 1
4X1 Gefen TV Switcher
GTV-HDMI1.3-441N
User Manual
www.gefentv.com
Summary of the content on the page No. 2
ASKING FOR ASSISTANCE Technical Support: Telephone (818) 772-9100 (800) 545-6900 Fax (818) 772-9120 Technical Support Hours: 8:00 AM to 5:00 PM Monday thru Friday Pacifi c Time Write To: Gefen, LLC c/o Customer Service 20600 Nordhoff St Chatsworth, CA 91311 www.gefentv.com support@gefentv.com Notice Gefen, LLC reserves the right to make changes in the hard ware, packaging and any accompanying doc u men ta tion without prior written notice. 4x1 GefenTV Switcher is a trademark of Gefen, L
Summary of the content on the page No. 3
CONTENTS 1 Introduction 2 Operation Notes 3 Features 4 Panel Layout 5 Panel Descriptions 6 IR Remote Description 7 IR Remote Installation 8 IR Remote Confi guration 9 Changing the IR Channel 10 Connecting and Operating the GefenTV 4x1 Switcher for HDMI 1.3 10 Wiring Diagram 11 Controlling the GefenTV 4x1 Switcher for HDMI 1.3 11 Automatic Switching 12 RS-232 Serial Control 12 Settings 13 Commands 15 Specifi cations 16 Warranty
Summary of the content on the page No. 4
INTRODUCTION Congratulations on your purchase of the 4x1 GefenTV Switcher. Your complete satisfaction is very important to us. GefenTV GefenTV is a unique product line catering to the growing needs for innovative home theater solutions. We specialize in total integration for your home theater, while also focusing on going above and beyond customer expectations to ensure you get the most from your hardware. We invite you to explore our distinct product line and hope you fi nd your solutions..
Summary of the content on the page No. 5
OPERATION NOTES READ THESE NOTES BEFORE INSTALLING OR OPERATING THE 4X1 GEFEN TV SWITCHER • This product has an auto-switching feature: If a new source is connected or turned on, the Switcher will automatically switch to that input. The 4x1 Switcher will revert to the previous input once the current device is turned off or disconnected. Any of the four Hi-Def sources can be selected by using the push-button, IR remote control, or using the RS-232 control. ® 2
Summary of the content on the page No. 6
FEATURES HDMI 1.3 Features • 225 MHz (up to 12-bit YUV 444 @ 1080p) • Deep Color • Dolby TrueHD and DTS HD Master Audio • Lip-Sync • CEC Pass-Through Features • Supports resolutions up to 1080p Full HD and 1920x1200 • 3DTV Pass-Through • Supports LPCM 7.1 audio, Dolby Digital Plus, Dolby TrueHD, and DTS-HD Master Audio • Local Switching / Auto-Switching feature • RS-232 control • IR remote control • Supports DVI sources and DVI displays with an HDMI-to-DVI adapter • Energy Star Compliant Packa
Summary of the content on the page No. 7
PANEL LAYOUT Front Panel 23 4 ® 1 Back Panel 5 10 67 8 9 4
Summary of the content on the page No. 8
PANEL DESCRIPTIONS 1 IR Sensor Receives signals from the IR Remote Control. 2 Power Indicator This LED will turn bright red once the locking power supply has been properly connected. 3 Input Indicators (HDMI In 1 - HDMI In 4) Displays the current input of the 4x1 Switcher. 4 Enhance Indicator This LED indicates that EQ (Pre-Emphasis) is active. 5 RS-232 Serial Port (Output) Connects to the RS-232 control device. The 4x1 may be switched remotely using this port. See page 12 for details. 6 EQ
Summary of the content on the page No. 9
IR REMOTE DESCRIPTION RMT-4IR Remote 1 2 1 Activity Indicator This LED will be activated momentarily each time a button is pressed. 2 Input Source Selection Buttons (1 - 4) These buttons are used to select which input source is routed to the HDTV display. 6
Summary of the content on the page No. 10
IR REMOTE INSTALLATION Installing the IR Remote Control Battery 1. Remove the battery cover on the back of the IR Remote Control unit. 2. Insert the included battery into the open battery slot. The positive (+) side of the battery should be facing up. 3. Replace the battery cover. The Remote Control unit ships with two batteries. One battery is required for operation and the other battery is a spare. Battery Slot 7
Summary of the content on the page No. 11
IR REMOTE CONFIGURATION Resolving IR Code Confl icts In the event that IR commands from other remote controls confl ict with the supplied IR remote control unit, changing the remote channel will alleviate this issue. The IR remote control unit has a bank of DIP switches for setting the remote IR channel. The DIP Switch bank on the IR remote control unit is located underneath the battery cover. DIP Switches It is important that the IR channel selected on the remote, match the IR channel on the
Summary of the content on the page No. 12
CHANGING THE IR CHANNEL Setting The IR Channel Use the following procedure to set the proper IR channel on the Switcher. 1 Press and hold the EQ button for approximately 5 seconds to enter the IR channel selection mode. The currently selected IR channel will by indicated by a fl ashing blue LED on the Input Indicators (page 5). 2 Press the Select button to cycle through each IR channel. IMPORTANT: The selected IR channel must be the same as the IR channel set on the IR Remote (see page 8).
Summary of the content on the page No. 13
CONNECTING AND OPERATING THE GEFENTV 4X1 SWITCHER FOR HDMI1.3 WITH RS232 How to Connect the 4x1 GefenTV Switcher 1. Use the provided HDMI cables to connect the source devices to the HDMI input port of the GefenTV 4x1 Switcher for HDMI 1.3. 2. Use an additional HDMI cable to connect an HDTV to the Output on the Switcher. 3. Connect the included 5V DC locking power supply to the power receptacle on the Switcher. 4. Connect the other end of the power supply to an available power outlet. Wiring D
Summary of the content on the page No. 14
CONTROLLING THE THE GEFENTV 4X1 SWITCHER FOR HDMI1.3 WITH RS232 How to control the GefenTV 4x1 Switcher for HDMI 1.3 There are three ways to control the GefenTV 4x1 Switcher for HDMI with RS232: 1. Use the IR Remote Control Unit to select the current source. Each corresponding to a numbered source connected on the back of the Switcher. The corresponding source will be shown on the display. 2. Press the Select button on the rear of the unit to cycle through each input source. 3. Send RS-232
Summary of the content on the page No. 15
RS-232 SERIAL CONTROL 54321 12345 9876 6789 Only Pins 2 (RX), 3 (TX), and 5 (Ground) are used on the RS-232 serial interface This feature allows for easy long-distance control by computer or integration into automated systems capable of transmitting RS-232 commands. Please use the settings listed below to confi gure the RS-232 port of the controlling device. Transmitting appropriate numeric ASCII characters will simulate key presses on the RMT-4IR remote control. All possible control actions
Summary of the content on the page No. 16
RS-232 SERIAL CONTROL Commands These commands are not case-sensitive. Command Description A Enable Auto-Switching N Disable Auto-Switching S Get System Status V Displays Firmware Version Command Descriptions: A Command The A command enables auto-switching. The Switcher will automatically switch to the last source device that was powered on. Syntax: a Parameters: None N Command The N command disables Auto-Switching. Syntax: n Parameters: None 13
Summary of the content on the page No. 17
RS-232 SERIAL CONTROL S Command The S command displays the current routing status of the Switcher. The S com- mand will also display the current auto-switching status (A or N). Please see the examples below the syntax description. Syntax: s Parameters: None Examples: s 2A In the fi rst example above, 2A indicates that Input 2 is selected and Auto Switching Mode is active. s 3N In the second example above, 3N indicates that Input 3 is selected and Auto Switching Mode is not active. V Command T
Summary of the content on the page No. 18
SPECIFICATIONS Video Amplifi er Bandwidth ........................................................................225 MHz Input Video Signal .............................................................................. 1.2 Volts p-p Input DDC Signal ......................................................................... 5 Volts p-p (TTL) HDMI Input Connectors ..........................................(4) HDMI Type A 19 pin female HDMI Output Connector .........................................
Summary of the content on the page No. 19
WARRANTY Gefen warrants the equipment it manufactures to be free from defects in material and workmanship. If equipment fails because of such defects and Gefen is notifi ed within two (2) years from the date of shipment, Gefen will, at its option, repair or replace the equipment, provided that the equipment has not been subjected to mechanical, electrical, or other abuse or modifi cations. Equipment that fails under conditions other than those covered will be repaired at the current price of
Summary of the content on the page No. 20
Rev A3 20600 Nordhoff St., Chatsworth CA 91311 1-800-545-6900 818-772-9100 fax: 818-772-9120 www.gefen.com support@gefen.com Pb This product uses UL listed power supplies.
