Digital Audio Decoder for
Contents
1. 1 x S PDIF coaxial M I 1 x HDMI Female 19 pin HOMI eu TICE 2 x HDMI Female 19 pin Digital Audio Output creen terne ek 1 x S PDIF coaxial Digital Audio Output 1 x TOSLINK optical Analog Audio er TEE 8 total 6 analog audio RCA jacks 2 additional RCA jacks for Bi Amp Supported Audio Formats Dolby Digital 5 1 AC3 LPCM HDMI direct up to 6 ch Audio ProCesslfig s Gdn petes i ete Dolby Pro Logic II Signal To Noise Ratio gt 90dB 20Hz 20kHz A weight filter TADEN lt 0 1 at 1kHz at reference level Frequency Response ien ded lt 0 5dB 20Hz 20kHz POWER SUPPLY e 24V DC B ect 6 9 W x 2 1 H x 6 9 D Shipping Weight vet 6 Ibs 27 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 notified 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 modifications Equipment that fails under conditions other than those covered will be repaired at the c2. MA GTV AU 20600 Nordhoff St Chatsworth CA 91311 1 800 545 6900 818 772 9100 fax 818 772 9120 www gefen com support gefen com O amp E CE 3 This product uses UL listed power supplies 40
3. SUB 0 gt SUB 00 Set Subwoofer OFF SUB 1 gt SUB 01 Set Subwoofer ON Sc Subwoofer distance ft xy 0 to Sa volume decrement xy 10 to um volume decrement xy 10 to Subwoofer volume xy 10 to 25 RS 232 COMMANDS Command Code Response Description TEST 0 gt TEST 00 Test noise OFF TEST 1 gt TEST 01 Generate pink noise on Front Left speaker TEST 2 gt TEST 02 Generate pink noise on Center speaker TEST 3 gt TEST 03 Generate pink noise on Front Right speaker TEST 4 gt TEST 04 Generate pink noise on Surround Right speaker TEST5 gt TEST 05 Generate pink noise on Surround Left speaker TEST6 gt TEST 06 Generate pink noise on Surround Left speaker TREB Decrease Treble xy 12 to 12 TREB Increase Treble xy 12 to 12 TREB xy Specify Treble level xy 12 to 12 TREB Return Treble level xy 12 to 12 TVTYPE 0 Set NTSC format TVTYPE 1 Set PAL format TVTYPE gt TVTYPE 00 01 REET current format 00 NTSC VOL Decrease Volume xy 60 to 10 VOL Increase Volume xy 60 to 10 VOL xy Specify Volume level xy 60 to 10 VOL Return Volume level dB xy 60 to 10 26 SPECIFICATIONS Digital Video Amplifier Bandwidth 225 MHz Input DDC SIQmall 5 Volts p p TTL Single Link Range 224 4422 1080p 1920 x 1200 max resolution Digital Audio Inp t an eben
4. Gefen Digital Audio Decoder for HO GTV AUDDEG User Manual www gefentv com 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 PST Monday thru Friday 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 hardware packaging and any accompanying documentation without prior written notice Digital Audio Decoder for HDMI is a trademark of Gefen LLC Manufactured under license from Dolby Laboratories Dolby Pro Logic and the double D symbol are trademarks of Dolby Laboratories All trademarks are the property of their respective companies 2012 Gefen LLC All rights reserved All trademarks are the property of their respective companies Rev A9 a N 10 11 12 14 19 21 22 23 27 28 CONTENTS Introduction Operation Notes Features Panel Layout Panel Descriptions Connecting And Operating the Digital Audio Decoder For HDMI GTV AUD IR Remote Description Digital Audio Decoder for HDMI Remote Installation Using The Digital Audio Decoder for HDMI Navigation Main Display Operating the Menu System Speaker Format Table Bi Amping RS 232 Serial Control Interface RS 232 Commands Specifications Warranty INTRODUCTION Congratulations on yo
5. The HDMI carries a 2 0 PCM audio track that can be played through your television Dolby Digitial 5 1 through the coaxial or optical output with bitstream The Digital Audio Decoder for HDMI has 8 RCA outputs A maximum of 6 discrete channels of audio can be output via these connectors 2 connectors are available for bi amping the front left and right channels This product was intended for use with a separate audio amplifier The RCA output connectors on the rear panel will require the use of an audio amplifier to produce adequate volume output This unit will support the following audio formats LPCM up to 6 channels Dolby Digital AC 3 up to 6 channels Dolby Pro Logic Dolby Pro Logic This unit features multiple EDID display information modes which will determine what audio formats can be used For more information please see page 17 Dual HDMI outputs are featured and can be used to output two mirrored signals This unit will accept sources that use Deep Color FEATURES Features Splits any HDMI input source to 2 mirrored HDMI outputs with HDCP pass through e Extracts digital audio from an HDMI or S PDIF source to 5 1 channels of analog audio on RCA jacks e Outputs extracted digital audio to S PDIF and TOSLINK connectors at up to 5 1 channels LCD display and IR remote control make Decoder operation friendly Six RCA jacks on the rear of the Decoder provide up to 5 1 channels of analog L R audi
6. to 33 feet 0 to 10 meters Return Surround Right speaker distance gt DSR xy 0 to 33 feet 0 to 10 meters EDDO gt Use mixed EDID EDID 1 gt EDID 01 Use internal EDID EDID 2 gt EDID 02 Use external EDID Returns EDID state 00 Mixed 01 2 SEI gt EDID 400 402 Internal 02 External ENH 0 gt ENH 00 Reduce dynamic range for more stable volume ENH 1 gt ENH 01 Enhances sound for clearer sounding dialog ENH 2 gt ENH 02 Equalizes volume levels between commercials and TV programs ENH 3 gt ENH 03 Turns Enhance effect OFF Returns Enhanced mode status 00 Reduced Dynamic Range 01 Dialog ERE Enhancement 02 Equalize 03 Enhance mode OFF FLR 0 gt FLR 00 Set Front speakers to Small FLR 1 gt FLR 01 Set Front speakers to Large gt FLR 00 01 1 speaker size 00 Small HELP gt command list Displays all available commands INFO gt FWxyz Returns the current version of firmware hardware Returns the input format 00 No audio detected 01 PCM 2CH 02 PCM 5 1 03 Dolby Digital 2 0 04 Dolby Digital 5 1 INTYPE gt INTYPE 00 04 RS 232 COMMANDS gt MD 03 Multichannel Surround mode gt MD 04 Downmix to Mono Left and Right are the same signal Returns the current input mode 00 i Di Mono 18 e Tal age Sa OF STAT gt STAT 00 01 See feedback status 00 OFF
7. 2 RX 3 TX and 5 Ground are used on the RS 232 serial interface RS232 Settings Bits per second re 19200 BICI cpm 8 EE None SLOP DIS 1 Plow Control ss sasana ataga ga NAN Na ada aaa EN TE era None IMPORTANT When sending RS 232 commands a carriage return and a line feed character must be included at the end of each line Commands are not case sensitive 22 RS 232 COMMANDS Commands AUDIO 0 gt AUDIO 00 Select S PDIF AUDIO 1 gt AUDIO 01 Select HDMI AUDIO AUDIO 0 1 EH current input 0 S PDIF 1 Specify a bass level xy 12 to 12 Return Center speaker size xy Small 2 Large OFF Set Center speaker distance xy 0 to 33 feet 0 to 10 meters Set Front Left speaker distance xy 0 to BERT RE 33 feet 0 to 10 meters Return Front Left speaker distance xy 0 2 SDR BAY to 33 feet 0 to 10 meters DFLT 1 gt DFLT 1 Reset unit to original factory settings Set Front Right speaker distance xy 0 to DER XY 33 feet 0 to 10 meters Return Front Right speaker distance xy 2 DER XY 0 to 33 feet 0 to 10 meters DRC 0 DRCO Dynamic Range Control OFF DRC 1 DRC 1 Dynamic Range Control ON 1 E xy 0 to 33 feet eege 23 RS 232 COMMANDS Command Code Response Description Set Surround Right speaker distance xy DSR Xy DOR 0
8. DMI output devices to the HDMI outputs using user supplied HDMI cables If only using a single HDMI device connect this device to the HDMI Output 1 port These outputs will be mirrored Optionally audio can also be output using the coaxial S PDIF and optical TOSLINK connectors These outputs will not have any processing applied to them Connect the included 24V DC power supply to the power receptacle on the Digital Audio Decoder for HDMI Connect the wall plug into an empty wall power socket HDMI CABLE E Gefen 8 ANALOG AUDIO CABLES mummmm DIGITAL AUDIO COAX CABLE DIGITAL AUDIO OPTICAL CABLE 7 i RS 232 Controller Hi Def Source ei Audio Receiver HD Display HD Display GTV AUDDEC 7 GTV AUD IR REMOTE DESCRIPTION Power Off e This is a discrete power off button Pressing this button will turn the Digital Audio Decoder for HDMI off Power On This is a discrete power on button Pressing this button will turn the Digital Audio Decoder for HDMI on Mode This button functions the same as the Mode button on the front panel Menu This button functions the same as the Menu button on the front panel Volume Up This button will navigate up through options when using the Menu System and will increase the volume when not in the Menu System Left This button will navigate left when using the Menu System Right This button will navigate right when using the Menu System Enter This but
9. N LED will be active when the unit is in the ON power state 5 12 13 14 15 16 17 18 19 20 PANEL DESCRIPTIONS 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 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 HDMI output port 1 HDMI Input Port This input will accept a single HDMI source device Audio in the source s signal will be extracted and processed This input will be replicated and output through the HDMI 1 amp 2 ports Audio from this source can be bypassed by using the audio from the coaxial input connector RS 232 Serial Communications Port This port is used to control functions and features using serial communications For more information on this feature please see page 22 Analog Audio RCA Outputs 8 RCA type audio outputs are available for connection to a separate amplifier Up to 6 discrete channels can be utilized 2 RCA audio output connectors are available for front channel bi amping purposes Please see page 21 for more information Coaxial S PDIF Audio Output This output is constantly active Audio that is extracted from the input HDMI source device or via the coaxial input is directly output through this connector Processing and features of the Digital Audio D
10. a high contrast 2 line 16 character LCD It will display information like in the example below 11 MAIN DISPLAY oes DISPLAY a 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 W button Pressing the 4 or gt buttons while on this screen will have no effect Please see below for the Main Screen layout This section will display the currently selected audio input source 2 This section will display the current volume level The range is from 60dB to 10dB 3 section will display the current input audio format This unit will support LPCM 2 6 channels and Dolby Digital AC 3 up to 6 channels 4 This section will display the current processing mode Supported modes are Direct Stereo Multi Channel Stereo Mono and Dolby PLII annnm ND SOURCEZ ae This portion of the screen will display the currently selected input The available inputs and their labels are listed below Name To switch between audio input sources use the front panel button labeled INPUT The IR remote control has discrete switching functions To select the source connected to the Coax In port press the SPDIF button To select the source connected to the HDMI In port press the HDMI button aw 2 VOL UE INDICATOR Eye This portion of the screen will display th
11. be played as normal but the center will play a mix of the two audio channels e Dolby Pro Logic Il Dolby Pro Logic II processes any high quality stereo signal source into five separate full frequency channels Dolby Pro Logic II also decodes 5 channels from stereo signals encoded in traditional four channel Dolby Surround or five channel Dolby Pro Logic Il This mode is only available when using stereo sources If this mode is selected and a multi channel source is detected the mode will automatically switch to Direct mode Note Not all processing modes will be available for all input audio types For additional information on how which modes will affect various speaker setups and audio formats please see page 19 13 OPERATING THE MENU SYSTEM MENU SYSTEM oes VGA JON emm The Menu System will allow the user to configure features of the Digital Audio Decoder for HDMI The front panel buttons are used to navigate the Menu System Feature configuration can also be accomplished via the IR remote control To enter the Menu System press the MENU button located on the front panel The Main Menu will become available The following menu options are available e Speaker Size This option will set the speaker size The size of the speaker will determine how lower frequency material is handled by each speaker Speaker Level This option will allow the user to adjust the volume for each individual speaker The adjustment i
12. ch 2 1ch 2 1ch 2 1ch 5 1ch 5 1ch Large 5 1ch 5 1ch Large 5 1ch 5 1ch Large Large PCM2ch Dolby 2ch Large Large s ime nee me snc pue st see EE sn mm ne Large Large E S 19 SPEAKER FORMAT TABLE SPEAKER AND FORMAT TABLE Speaker Size FavProcMode FLR 9 SLR SLR PLII 1 Direct 2 Stereo 3 Mono 5 ci Stereo 4 5 1ch 2 1ch 5 1ch 5 1ch 2 1ch 5 1ch Large 5 1ch 2 1ch 5 1ch Large Large 5 1ch 2 1ch 5 1ch PCM5 1ch AC3 5 1ch 2 1ch 4 1ch 4 1ch 2 1ch 4 1ch 3 1ch 2 1ch 3 1ch 3 1ch 2 1ch 3 1ch 2 1ch 2 1ch 2 1ch 5 1ch 2 1ch 5 1ch 5 1ch 2 1ch 5 1ch Large 5 1ch 2 1ch 5 1ch Large Large 5 1ch 2 1ch 5 1ch 4 1ch 2 1ch 4 1ch 4 1ch 2 1ch 4 1ch 3 1ch 2 1ch 3 1ch 3 1ch 2 1ch 3 1ch 2 1ch 2 1ch 2 1ch PCM5 1ch Sich Large Large e imm m ome nn me et oono er s san Large Large E S 20 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 amplifier and bi ampable speaker Please refer to your amplifier and speaker manual for proper bi amping connection procedures RS 232 SERIAL CONTROL INTERFACE ef 9876 6 789 Only Pins
13. dio processing and setup features ensure an optimal surround sound experience that is ready to be connected to your favorite amplifier How It Works HDMI or S PDIF digital audio sources are connected to input connectors on the Gefen TV Audio Decoder To split HDMI two HDMI compliant displays are connected to the Decoder s HDMI outputs To extract Surround Sound formatted bitstream audio from A V input sources to an external amplifier or receiver run analog audio or digital audio TOSLINK SPDIF cables from the Decoder to the amplifier or receiver s input jacks Power up all connected equipment then choose the input source using the IR remote control or the front panel buttons and the LCD display Up to 6 channels of Surround Sound audio will be heard on audio output devices Attached HDMI displays will show a vibrant sharp hi def picture Note The Gefen TV Audio Decoder features two additional analog audio connectors for Bi Amplification on the Front Left and Front Right channels The Gefen TV Audio Decoder outputs a maximum of discrete 6 audio channels It supports Dolby Digital and Dolby Pro Logic Il OPERATION NOTES READ THESE NOTES BEFORE INSTALLING OR OPERATING THE DIGITAL 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 amplifiers and speakers
14. e current volume level Volume control is based on reference levels 0 0dB on this unit is approximately 85dB reference level for dialog recorded in studios with peaks of up to 105dB The maximum volume setting is 10dB The minimum volume level is 60dB The default value is 30dB 12 MAIN DISPLAY aw 7 FORMA eee 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 L 2 LPCM 2 ame 2 PROCESSING NODE m This portion of the screen will display the currently used processing mode Multiple processing modes are provided to enhance the audio experience The following processing modes are available Direct This mode will playback audio without any processing default Stereo This mode will playback all audio at 2 channels Multiple channel audio will be down mixed appropriately Multi Channel Stereo The front right and left channels will be mixed and also played back through the center channel speaker This mode is only available when using stereo sources If this mode is selected and a multi channel source is detected the mode will automatically switch to Direct mode Mono Audio from the front right channel will be played through both the front right and front left speakers If a center channel speaker is available the front right and front left channels will
15. ecoder for HDMI are not applied to the audio passing through this connector Optical TOSLINK Audio Output This output is constantly active Audio that is extracted from the input HDMI source device or via the coaxial input is directly output through this connector Processing and features of the Digital Audio Decoder for HDMI are not applied to the audio passing through this connector Coaxial S PDIF Audio Input A coaxial audio source be connected and used as the main audio input source if desired Please be aware of the limitations of audio types and quality which can be transported over this connector type 24V DC Power Receptacle This 24V DC power supply included with the unit connects to this receptacle Please only use the power supply that is included with this product CONNECTING AND OPERATING THE DIGITAL AUDIO DECODER FOR HDMI How to Connect the Digital Audio Decoder for HDMI Connect an HDMI source device to the HDMI input port of the Digital Audio Decoder for HDMI using the included HDMI cable Optionally connect an additional audio source to the coaxial S PDIF input using a user supplied coaxial cable Connect the Digital Audio Decoder to an amplifier using the RCA connectors on the rear panel The following RCA connectors are available Front Left Front Left for bi amping Front Right Front Right for bi amping Center Left Surround e Right Surround e Subwoofer Connect up to two H
16. el to select the desired speaker output The following selections are available Front These settings will affect the front left channel default is 3 0m e Center These settings will affect the center channel default is 2 0m Front R These settings will affect the front right channel default is 3 0m e Surr R These settings will affect the surround right channel default is 2 0m SurrL These settings will affect the surround left channel default is 2 0m e Sub These settings will affect the subwoofer channel default is 3 0m Use the lt and gt buttons on the front panel to change options for the selected speaker When finished press the V or A to move to another selection Alternately the user can press the OK button to immediately cycle to the next option To return to the previous menu press the EXIT button To exit the entire Menu System press the MENU button 16 OPERATING THE MENU SYSTEM aw CON TR OL ae 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 W and A buttons on the front panel to select either the treble or bass option default for both options are 00dB Use the 4 and gt buttons on the front panel to change settings for the selected option When fin
17. er battery is complimentary Empty Battery Slot DIP Switches The DIP Switches above are used to set the IR Channel Changing channels will alleviate issues that may occur if the unit or remote control responds or interferes with other non Gefen equipment This setting must match the IR Channel setting on the unit Please see page 18 for setting up the IR Channel on the unit Remote Channel 1 Remote Channel 2 Remote Channel 3 Remote Channel 4 10 USING THE DIGITAL AUDIO DECODER FOR HDMI NAVIGATION DIGITAL AUDIO DECODER FOR HDMI NAVIGATION 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 User adjustable features such as speaker distance and processing modes can be navigated and adjusted by referencing the LCD Screen All menu navigation and adjustments are accomplished by using the front panel buttons or the included GTV AUD IR remote control Please review the front panel buttons below ms mer voume HOHE C ET Input 4 Volume V Mode OK Exit For a full description of each of these buttons please see the descriptions on page 5 a CD SCREEN The LCD Screen displays status information and can also be used to navigate and adjust functions when using the Menu System This display is
18. ished press the W or A to move to another selection Alternately the user can press the OK button to immediately cycle to the next option To return to the previous menu press the EXIT button To exit the entire Menu System press the MENU button anu SL 7 PP ry This menu option will allow the user to set favorite processing modes for both the S PDIF and HDMI inputs Additionally audio enhancement modes can also be set in this menu option The following features are available in this menu system SPDIF FAV PROC This feature is used to set the default processing mode for the S PDIF input Selectable processing modes can be found on page 14 default is DIRECT HDMI FAV PROC This feature is used to set the default processing mode for the HDMI input Selectable processing modes can be found on page 14 default is DIRECT e DRC This feature will apply compression of loud sounds over a certain threshold while quiet sounds remain untreated default is OFF ENHA This feature is used to set an enhancement mode The following enhancement modes are available default is OFF 1 Night Mode This mode can be used to watch dynamic content at low volume levels This works by increasing the volume of quiet passages while decreasing the volume of load passages 2 Voice Mode This mode will isolate and enhance dialog for clearer sounding vocals 3 Volume Mode This mode will equalize the volume level whe
19. ker output The following selections are available Front L These settings will affect the front left channel output default is 00dB e Center These settings will affect the center channel output default is 00dB 15 OPERATING THE MENU SYSTEM Front R These settings will affect the front right channel output default is 00dB e Surr R These settings will affect the surround right channel output default is 00dB SurrL These settings will affect the surround left channel output default is 00dB e Sub These settings will affect the subwoofer channel output default is 00dB Use the 4 and gt buttons on the front panel to change options for the selected speaker When finished press the W or A to move to another selection Alternately the user can press the OK button to immediately cycle to the next option To return to the previous menu press the EXIT button To exit the entire Menu System press the MENU button aw SPEAKER DISTANCE m This menu option will allow the user to set the distance of each speaker This feature is necessary for providing the proper audio delay when using the various processing modes The distance unit can be viewed in either feet or meters This option is set in the Miscellaneous Setup menu The distance for each speaker can be set in 1 5 feet 0 5 meter increments between 0 feet 0 meters to 33 feet 10 meters Use the W and buttons on the front pan
20. ming audio Source connected to the Coaxial S PDIF input port While in the Menu System this button will cycle through available options in the left direction when a feature has been selected for adjustment 5 Volume Decrease Down Button This button is used to decrease the volume level of the audio outputs when not in the Menu System While in the Menu System this button will cycle down through the current level s options 6 Volume Increase Up Button This button is used to increase the volume level of the audio outputs when not in the Menu System While in the Menu System this button will cycle up through the current level s options 7 Main LCD Display This display will show pertinent status information and will be used to make adjustments to features in the Menu System 8 Menu Button This button will activate the Menu System which is where all adjustment and settings will be made 9 Mode OK Button This button will change the Processing Mode when not in the Menu System While in the Menu System this will be used as a confirmation button 10 Exit Button This button is used to exit the current menu level and return to the previous parent level This button will exit the entire Menu System when on the top most level 11 Power Button This button will toggle between the ON and STANDBY power states An LED status indicator will signify the current power state A RED LED will be active when the unit is in Standby power state A GREE
21. n listening to a source that has large variation in volume level i e Television broadcast and advertisement volume differences Use the V and A buttons on the front panel to select the desired option Use the lt and gt buttons on the front panel to change the setting or the selected option 17 OPERATING THE MENU SYSTEM When finished press the W or A to move to another selection Alternately the user can press the OK button to immediately cycle to the next option To return to the previous menu press the EXIT button To exit the entire Menu System press the MENU button ae lt SEZUP eye This menu option will allow the user to set miscellaneous settings The following options are in the menu UNIT This will set the unit of measurement when using the Speaker Distance option The user can use either Feet or Meters as the measurement unit default is METER EDID ADJ This will control the location and type of EDID which will be used to send to the HDMI source device The following options are available e INT This option will use an internal EDID which will list all of the supported audio and video formats that can be used with the Home Theater Audio Processor EXT This option will use the EDID from the HDMI device connected to HDMI output 1 MIX This option will take video capabilities form the EDID of the display connected to the display on HDMI input 1 and the audi
22. o capabilities from the EDID of the Home Theater Audio Processor this is the default mode IR CHANNEL This will set the IR channel that is used with the included remote control This setting must correspond with the setting on the IR remote control Please see page 10 for information on setting the IR channel on the remote control e 1 Theunit will use IR channel 1 this is the default setting 2 The unit will use IR channel 2 e 3 The unit will use IR channel 4 The unit wil use IR channel 4 e DEFAULT This will return the Home Theater Audio Processor to its factory default settings Use the V and A buttons on the front panel to select the desired option Use the lt and gt buttons on the front panel to change the setting or the selected option When finished press the V or A to move to another selection Alternately the user can press the OK button to immediately cycle to the next option To return to the previous menu press the EXIT button To exit the entire Menu System press the MENU button 18 SPEAKER FORMAT TABLE SPEAKER AND FORMAT TABLE Speaker Size FavProcMode FLR 9 SLR SLR PLII 1 Stereo 3 Mono 5 ci Stereo 4 5 1ch 2 1ch 2 1ch 5 1ch Large 5 1ch 2 1ch 2 1ch 5 1ch Large 5 1ch 2 1ch 2 1ch 5 1ch Large Large Large 5 1ch 2 1ch 2 1ch 5 1ch PCM2ch Dolby 2ch 2 1ch 2 1ch 4 1ch Large 4 1ch 2 1ch 2 1ch 4 1ch 2 1ch 2 1ch 3 1ch 2 1ch 2 1ch 3 1
23. o out e Two additional RCA jacks on the rear of the Decoder provide 2 channels of analog audio for front channel bi amping purposes Package Includes 1 GefenTV Audio Decoder 1 IR Remote Control 1 6 ft HDMI cable M M 1 24V DC Power Supply 1 User Manual PANEL LAYOUT Front Panel 2 e 9 Mute gt Volume Menu Power 6 e Input 4 Volume Y Mode OK Exit Back Panel 12 13 14 15 16 17 18 19 20 PANEL DESCRIPTIONS 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 proper operation 3 Mute Right Button This button will cycle between Mute On and Mute Off modes when not in the Menu System When the Mute On mode is enabled all audio output will be ceased While in the Menu System this button will cycle through available options in the right direction when a feature has been selected for adjustment 4 Input Left Button This button will toggle between the HDMI and Coaxial audio input sources when not in the Menu System When the HDMI source is selected audio will be extracted from the embedded audio within the incoming HDMI signal When the Coaxial source is selected audio will be extracted from the inco
24. other available speakers Use the W and buttons on the front panel to select the desired speaker output The following selections are available Front L R These settings will affect the front left and right channel outputs default is SMALL e Center These settings will affect the center channel outputs default is SMALL Surr L R These settings will affect the surround left and right channel outputs default is SMALL SUB This should be set according to the use of a subwoofer default is ONSUB Use the lt and gt buttons on the front panel to change options for the selected speaker When finished press the or to move to another selection Alternatively the user can press the OK button to immediately cycle to the next option To return to the previous menu press the EXIT button To exit the entire Menu System press the MENU button aw SPEAKER LEVEL Ey This menu option will allow the user to increase or decrease the volume of a particular speaker This feature is useful for equalizing the sound at the listening position By default each speaker s output is set at O0dB The output can be adjusted in 1dB increments between 10dB and 10dB Once a speaker is selected for adjustment the INFO TEST TONE button on the IR remote control can be used to activate a test tone which will be heard through the selected speaker output Use the W and buttons on the front panel to select the desired spea
25. s designed to set each speaker s volume for equalizing the sound at the listening position e Speaker Distance This option will allow the user to adjust the distance value for each individual speaker The level adjustment will set delays necessary to create the proper audio soundstage Tone Control This option will allow the user to adjust the bass and treble levels e Audio Setup This option will allow the user to adjust the favorite processing and enhancement modes Misc Setup This option will allow the user to adjust the distance unit EDID source TV System and factory default reset Exit This option will return the user to the Main Display screen Use the V and A buttons on the front panel to cycle between the options To Select a menu option and proceed to it s submenu press the OK button 14 OPERATING THE MENU SYSTEM aw SPEAKER TT 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 except the front left and right channels have an option to disable the use of that channel If the center rear surround or subwoofer channels are not going to be used these speakers should be set to the OFF setting Source audio that uses these channels will be properly mixed to the
26. ton will confirm options and changes made in the Menu System 8 10 11 12 13 14 15 GTV AUD IR REMOTE DESCRIPTION Exit This button functions the same as the Exit button on the front panel Enhance This button will cycle through the various enhancement modes For a full description of these modes please see page 17 Volume Down This button will navigate down through options when using the Menu System and will increase the volume when not in the Menu System Mute This button cycle between mute on and mute off modes When mute is applied there will not be any audio output Info Test Tone This button will display a series of information messages on the LCD screen when pressed When adjusting the Speaker Level this button will activate a test tone that is useful for adjusting the volume level of each speaker S PDIF This is a discrete button that will select the S PDIF audio input source HDMI This is a discrete button that will select the HDMI audio input source DIGITAL AUDIO DECODER FOR HDMI REMOTE INSTALLATION To 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 batteries One battery is needed for operation and the oth
27. ur purchase of the Digital Audio Decoder for HDMI Your 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 customer expectations to ensure you get the most from your hardware We invite you to explore our distinct product line and hope that you find your solutions Don t see what you are looking for here Please call us so we can better assist you with your particular needs The Gefen TV Digital Audio Decoder for HDMI The Gefen TV Digital Audio Decoder for HDMI decodes and processes multi channel surround sound audio for use with any amplified audio sound system Audio is extracted from an HDMI source while the video portion of the signal is split into two identical HDMI outputs When the audio is output via HDMI it will down mix Dolby Digitial 5 1 and multi channel PCM to 2 channel PCM audio A conveniently placed optical and coaxial output are available to output Dolby Digitial 5 1 All of this is available in a compact and attractive package that can be placed in almost any location Stereo and multi channel surround sound formats with up to six discrete channels of audio are supported Additional outputs for the front left and right channel bi amplification are available to satisfy even the most discerning listeners Advanced au
28. urrent price of parts and labor in effect at the time of repair Such repairs are warranted for ninety 90 days from the day of reshipment to the Buyer This warranty is in lieu of all other warranties expressed or implied including without limitation any implied warranty or merchantability or fitness for any particular purpose all of which are expressly disclaimed 1 Proof of sale may be required in order to claim warranty 2 Customers outside the US are responsible for shipping charges to and from Gefen 3 Copper cables are limited to a 30 day warranty and cables must be in their original condition The information in this manual has been carefully checked and is believed to be accurate However Gefen assumes no responsibility for any inaccuracies that may be contained in this manual In no event will Gefen be liable for direct indirect special incidental or consequential damages resulting from any defect or omission in this manual even if advised of the possibility of such damages The technical information contained herein regarding the features and specifications is subject to change without notice For the latest warranty coverage information refer to the Warranty and Return Policy under the Support section of the Gefen Web site at www gefen com PRODUCT REGISTRATION Please register your product online by visiting the Register Product page under the Support section of the Gefen Web site 28 Rev A9 DDEC
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