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Gefen GTV-AUDDEC - page 1
www.gefentv.com User Manual GTV-AUDDEC Digital Audio Decoder for ® ...
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Gefen GTV-AUDDEC - page 2
T echnical Support : T elephone (818) 772-9100 (800) 545-6900 Fax (818) 772-9120 T echnical Support Hours: 8:00 AM to 5:00 PM PST Monday thru Friday . Write T o: Gefen, LLC c/o Customer Service 20600 Nordhoff St Chatsworth, CA 9131 1 www .gefentv .com support@gefentv .com Notice Gefen, LLC reserves the right to make changes in the hard ware, packag ...
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Gefen GTV-AUDDEC - page 3
CONTENTS 1 Introduction 2 Operation Notes 3 Features 4 Panel Layout 5 Panel Descriptions 7 Connecting And Operating the Digital Audio Decoder For HDMI 8 GTV -AUD-IR Remote Description 10 Digital Audio Decoder for HDMI Remote Installation 1 1 Using The Digital Audio Decoder for HDMI - Navigation 12 Main Display 14 Operating the Menu System 19 Speake ...
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Gefen GTV-AUDDEC - page 4
1 Congratulations on your purchase of the Digital Audio Decoder for HDMI. Y our complete satisfaction is very important to us. Gefen TV Gefen TV 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 custom ...
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Gefen GTV-AUDDEC - page 5
READ THESE NOTES BEFORE INST ALLING OR OPERA TING THE DIGIT AL AUDIO DECODER FOR HDMI • The Digital Audio Decoder for HDMI will down mix Dolby Digital 5.1 and multi-channel PCM to 2 channel PCM on the HDMI output. This enables the eight channel analog outputs to send a signal to the external ampli fi ers and speakers. The HDMI carries a 2.0 PCM ...
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Gefen GTV-AUDDEC - page 6
3 Features • Splits any HDMI input source to 2 mirrored HDMI outputs with HDCP pass- through • Extracts digital audio from an HDMI or S/PDIF source to 5.1 channels of analog audio on RCA jacks • Outputs extracted digital audio to S/PDIF and T OSLINK connectors at up to 5.1 channels • LCD display and IR remote control make Decoder operation ...
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Gefen GTV-AUDDEC - page 7
4 Front Panel Back Panel 24 8 61 0 15 35 9 1 1 7 17 12 1 13 14 18 19 20 16 P ANEL LA YOUT ...
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Gefen GTV-AUDDEC - page 8
5 1 Power Status LED Indicator This LED will indicate the current power state. When the LED is red, the unit is in standby mode. When the LED is green, the unit is on. 2 Infrared (IR) Receiver This IR receiver will accept commands from the included GTV -AUD-IR remote control. This receiver requires line-of-sight between the unit and remote for prop ...
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Gefen GTV-AUDDEC - page 9
6 P ANEL DESCRIPTIONS 12 HDMI Output Port 1 This output will accept a single HDMI output device. The HDMI input source will be replicated and output through this port and the HDMI output port 2. 13 HDMI Output Port 2 This output will accept a single HDMI output device. The HDMI input source will be replicated and output through this port and the HD ...
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Gefen GTV-AUDDEC - page 10
7 How to Connect the Digital Audio Decoder for HDMI 1. Connect an HDMI source device to the HDMI input port of the Digital Audio Decoder for HDMI using the included HDMI cable. 2. Optionally , connect an additional audio source to the coaxial (S/PDIF) input using a user supplied coaxial cable. 3. Connect the Digital Audio Decoder to an ampli fi er ...
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Gefen GTV-AUDDEC - page 11
8 1 Power Off This is a discrete power off button. Pressing this button will turn the Digital Audio Decoder for HDMI off. 2 Power On This is a discrete power on button. Pressing this button will turn the Digital Audio Decoder for HDMI on. 3 Mode This button functions the same as the Mode button on the front panel. 4 Menu This button functions the s ...
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Gefen GTV-AUDDEC - page 12
9 GTV -AUD-IR REMOTE DESCRIPTION 9 Exit This button functions the same as the Exit button on the front panel. 10 Enhance This button will cycle through the various enhancement modes. For a full description of these modes please see page 17. 1 1 V olume Down This button will navigate down through options when using the Menu System and will increase ...
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Gefen GTV-AUDDEC - page 13
10 T o use the GTV -AUD-IR remote, remove the battery cover on the back of the remote to reveal the battery compartment. Insert the included battery into the open battery slot. The positive (+) side should be facing up. Ensure that both DIP (Dual Inline Package) switches are in the OFF position. Replace the battery cover . The remote ships with 2 b ...
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Gefen GTV-AUDDEC - page 14
11 USING THE DIGIT AL AUDIO DECODER FOR HDMI - NA VIGA TION DIGIT AL AUDIO DECODER FOR HDMI - NA VIGA TION The Digital Audio Decoder for HDMI uses a series of buttons, located on the front panel, for all input selection and feature functions. All status information, such as the input audio type, are always available on the front panel LCD Screen . ...
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Gefen GTV-AUDDEC - page 15
12 MAIN DISPLA Y MAIN DISPLA Y The Main Screen will display useful information to the user . It displays the currently selected input port and audio input format. The currently used output format can also be displayed by pressing the ▼ button. Pressing the ◄ or ► buttons while on this screen will have no effect. Please see below for the Main ...
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Gefen GTV-AUDDEC - page 16
13 MAIN DISPLA Y 3 - AUDIO FORMA T This portion of the screen will display the current audio inputs format. Please use the table below to determine what formats are accepted by each input type. Input Supported Audio Formats Supported Channels HDMI LPCM 6 Dolby Digital 6 Dolby PLII 6 Coaxial LPCM 2 Dolby Digital 6 Dolby PLII 6 4 - PROCESSING MODE Th ...
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Gefen GTV-AUDDEC - page 17
14 OPERA TING THE MENU SYSTEM MENU SYSTEM NA VIGA TION The Menu System will allow the user to con fi gure features of the Digital Audio Decoder for HDMI. The front panel buttons are used to navigate the Menu System . Feature con fi guration can also be accomplished via the IR remote control. T o enter the Menu System, press the MENU button locate ...
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Gefen GTV-AUDDEC - page 18
15 OPERA TING THE MENU SYSTEM SPEAKER SIZE This menu option will allow the user to select the speaker size to either SMALL or LARGE. When a speaker size is set to SMALL, all frequencies below 80Hz are automatically routed to the subwoofer channel. When a speaker size is set to LARGE, all frequencies will be routed to the speaker . All speakers exce ...
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Gefen GTV-AUDDEC - page 19
16 OPERA TING THE MENU SYSTEM • Front R - These settings will af fect the front right channel output (default is +00dB). • Surr R - These settings will af fect the surround right channel output (default is +00dB). • Surr L - These settings will af fect the surround left channel output (default is +00dB). • Sub - These settings will af fect ...
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Gefen GTV-AUDDEC - page 20
17 OPERA TING THE MENU SYSTEM TONE CONTROL This menu option will allow the user to adjust the bass and treble settings. These features were designed to allow the user to adjust the sound to their taste. Both the treble and bass settings can be adjusted in 1db increments between -12dB and +12dB . Use the ▼ and ▲ buttons on the front panel to sel ...
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Gefen GTV-AUDDEC - page 21
18 OPERA TING THE MENU SYSTEM When fi nished, press the ▼ or ▲ to move to another selection. Alternately , the user can press the OK button to immediately cycle to the next option. T o return to the previous menu, press the EXIT button. T o exit the entire Menu System, press the MENU button. MISCELLANEOUS SETUP This menu option will allow the ...
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Gefen GTV-AUDDEC - page 22
19 SPEAKER FORMA T T ABLE SPEAKER AND FORMA T T ABLE Speaker Size FavProcMode FL_R CT SL_R SUB SL_R PLII(1) Direct(2) Stereo(3) Mch Stereo(4) Mono(5) PCM2ch / Dolby_2ch Small Small Small onsub Small 5.1ch 2.1ch 2.1ch 5.1ch 1.1ch Small Large onsub Large 5.1ch 2.1ch 2.1ch 5.1ch 1.1ch Large Small onsub Small 5.1ch 2.1ch 2.1ch 5.1ch 1.1ch Large Large o ...
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Gefen GTV-AUDDEC - page 23
20 SPEAKER FORMA T T ABLE SPEAKER AND FORMA T T ABLE Speaker Size FavProcMode FL_R CT SL_R SUB SL_R PLII(1) Direct(2) Stereo(3) Mch Stereo(4) Mono(5) PCM5.1ch / AC3_5.1ch Small Small Small onsub Small — 5.1ch 2.1ch 5.1ch 1.1ch Small Large onsub Large — 5.1ch 2.1ch 5.1ch 1.1ch Large Small onsub Small — 5.1ch 2.1ch 5.1ch 1.1ch Large Large onsub ...
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Gefen GTV-AUDDEC - page 24
21 BI-AMPING BI-AMPING The Digital Audio Decoder for HDMI features 2 additional outputs for bi-amping the front right and left audio channels. These outputs were intended to supply an additional set of front right and left audio channels for use with an ampli fi er and bi-ampable speaker . Please refer to your ampli fi er and speaker manual for p ...
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Gefen GTV-AUDDEC - page 25
22 54321 9876 12345 6789 Only Pins 2 (RX), 3 (TX), and 5 (Ground) are used on the RS-232 serial interface RS232 Settings Bits per second ................................................................................................. 19200 Data bits ................................................................................................... ...
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Gefen GTV-AUDDEC - page 26
23 RS-232 SERIAL CONTROL INTERF ACE RS-232 Command T able Command Code Response Description POWER 0 > POWER OFF POWER OFF POWER 1 > POWER ON POWER ON VOL +10~-60 > VOL +10~-60 Audio volume adjust from maximum to minimum VOL + > VOL +10~-60 Increase audio by 1 VOL - > VOL +10~-60 Decrease audio by 1 MODE 0 > PL II Audio F A V PROC ...
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Gefen GTV-AUDDEC - page 27
24 RS-232 SERIAL CONTROL INTERF ACE Command Code Response Description SIZEFLR 0 OK Front speaker Small SIZEFLR 1 OK Front speaker Large SIZEC 0 OK Center speaker Small SIZEC 1 OK Center speaker Large SIZEC 2 OK Center speaker Off SIZELR 0 OK Surround speaker Small SIZELR 1 OK Surround speaker Large SIZELR 2 OK Surround speaker Off SUB 0 OK Subwoofe ...
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Gefen GTV-AUDDEC - page 28
25 Digital Video Ampli fi er Bandwidth ............................................................ 225 MHz Input DDC Signal ......................................................................... 5 V olts p-p (TTL) Single Link Range .......................................... 1080p/1920 x 1200 max. resolution Digital Audio Input ................ ...
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Gefen GTV-AUDDEC - page 29
26 W ARRANTY 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 noti fi 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 mechanica ...
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Gefen GTV-AUDDEC - page 30
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Gefen GTV-AUDDEC - page 31
Pb 20600 Nordhoff St., Chatsworth CA 91311 1-800-545-6900 818-772-9100 fax: 818-772-9120 www .gefen.com support@gefen.com This product uses UL listed power supplies. Rev A8 ...
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