User Manual - Audio Authority
Contents
1. device that can accept PCM two channel audio via an optical cable such as the Audio Authority 1725A Soundbar Demonstrator The digital audio volume follows the settings of Analog Output 1 Note The 1703 does not play multi channel audio files e g 5 1 or 7 1 audio MP3 FLAC and WAV Audio File Information e MP3 files may be variable or constant bit rate up to 320 kbps e File extensions must be wav flac or mp3 e Audio files must be placed in the root directory of a properly formatted SD card see below e WAV files can be PCM 16 bit sample rates from 44 to 48kHz WAV files can be IMA ADPCM any sample rate up to 48kHz e FLAC files can be 16 bit at 44 or 48 kHz or 24 bit at 44 kHz About SD Cards The 1703 is compatible with SD or SDHC cards Format in FAT 32 for use with the 1703 Most SD cards are pre formatted FAT 16 Do not put music in directories or folders How to Format an SD Card Using Windows Insert SD card into PC card slot Click on Start gt My Computer Right Click on the drive letter for the SD card Select Format from the drop down menu Select FAT 32 as the File System from the drop down list Check the Quick Format box Click on Start Click Yes in the dialog box CON O O FP O N gt Installation Read these instructions and set the Play Mode switches for the desired demo behavior see page 3 Attach the player to a flat surface with the screws provided e Load2. UME 5 LOUDNESS 4 LINK VOLUME 3 CONTINUOUS PLAY 1 amp 2 TIMEOUT SETTINGS zo E oo lt I SD CARD A Q uN VOLUME UP 1 The 1794 Rotary Control knob rotates to control volume level and advances the track selection with a press Available with black or silver knob The Visual Volume 1795 Rotary Control knob gives visual feedback with its glow ring its brightness indicating changes in volume a slow pulse highlights the knob during attract mode Button and Rotary Control Functions Volume may be controlled using a rotary control knob or up down push buttons Digital Output and Analog Output 1 volume levels are always synchronized To control volume on Output 1 and 2 individually use two 1794 rotary controls or two sets of push buttons To control all outputs with one control any method may be used see Linked Volume e Volume Up and Down 1 Connect button to increase or decrease Output 1 volume Volume Up and Down 2 Connect button to increase or decrease Output 2 volume e Next Track Play the next track on the card if no demo is playing the first track starts e Previous Track Play the previous track on the card if no demo is playing the first track starts Rotary Control Connect volume knob or knobs PN 1794 to control player output see Linked Volume Push to play next track and turn to adjust volume Rotary Control with Glow Ring PN 1795 Connect a 1795 k
3. User Manual Model 1703 Demonstration Audio Player Aud io DAuthority Model 1703 Demonstration Audio Player The 1703 plays MP3 FLAC and WAV files for high fidelity audio demonstrations of headphones speaker docks and sound bars It is ideal for use with one or more Audio Authority audio distribution amplifiers A Toslink digital output with variable volume is available and two analog audio outputs may be adjusted individually or together Push buttons and or rotary control knobs allow track selection and volume adjustment at the player The special Visual Volume knob provides visual feedback with its glow ring CUSTOMER INPUT DIGITAL AUDIO OUTPUT AUDIO OUTPUT 1 AUDIO OUTPUT 2 1794 ROTARY CONTROLS VOLUME KNOBS NEXT TRACK PLAY PREVIOUS TRACK 4 WIRE BUTTONS 2 WIRE BUTTONS VOLUME DOWN 2 Push buttons 4 wire or 2 wire may be used to adjust volume and select tracks They are available in several styles and colors pictured above is a stainless steel button illuminated with blue LED ring Model 1703 701 16300B DIGITAL AUDIO OUTPUT CUSTOMER INPUT ANALOG OUTPUT 1 ANALOG OUTPUT 2 VOLUME KNOB 1 VOLUME KNOB 2 PLAY MODE 12345678 Audio D Authority o MODEL 1703 DEMO AUDIO PLAYER VOLUME UP 2 VOLUME DOWN 1 12V POWER INPUT STATUS LED 1795 ROTARY CONTROL WITH GLOW RING 8 NOT USED 6 amp 7 DEFAULT VOL
4. audio files onto a properly formatted SD card see above Note audio files may be MP3 FLAC or WAV files with any filename ending with mp3 flac or wav e If play order is important name the tracks in numerical order select them all and copy them to the card all at once e g Track 1 00000 filename mp3 etc This method is for Windows 7 other systems may behave differently e Connect any push buttons desired for volume adjustment or track selection Push buttons should be four wire momentary switches and can be illuminated 2 5 volt LED e Connect 4 wire rotary controls for volume control and next track if desired Audio Authority part numbers 1794 and 1795 are available e Connect power supply to AC power then to the 1703 power port e For initial testing connect audio output to headphones or other known audio device and test player for desired functionality and timeout settings e Connect audio output s to an amplifier headphone amplifier or switching system if desired e Call Audio Authority with questions that are not addressed in this manual Audio DAuthority 2048 Mercer Road Lexington Kentucky 40511 1071 800 322 8346 859 233 4599 Fax 859 233 4510 www audioauthority com support audioauthority com 752 674 Rev 20150519
5. e Default Volume DIP switches CONTINUOUS PLAY SWITCH SETTINGS VOLUME RESET When Continuous Play and Timeout are on the player returns to the chosen volume after a timeout then continues to play at the default volume See Default Volume below LINKED VOLUME When Switch 4 is off default each output has separate volume controls Turn on Linked Volume 4 to use any of the volume control interfaces to adjust both analog and digital output simultaneously LINKED VOLUME SWITCH SETTINGS LOUDNESS A DSP preset boosts bass frequency at 300Hz by 5dB and the treble frequency at 7 kHz by 5dB Use to enhance audio when played at low volumes Loudness 5 may be used with any other play modes LOUDNESS SWITCH SETTINGS DEFAULT VOLUME When Switch 6 and or 7 is on this selects the level of Default Volume at initial power up and between demonstrations when Timeout is active QUIET 304B VOLUME RESET SWITCH SETTINGS Je s da s je r fs MEDIUM 20dB VOLUME RESET SWITCH SETTINGS FIXED VOLUME Turn 6 and 7 on to set the volume at the highest output so that it can be attenuated by an external device such as Model 1714 or 1725A distribution amplifiers Customer Input The 1703 accepts input from any device such as an MP3 player with a 3 5mm analog output The 1703 automatically detects the device and overrides the internal player Digital Audio Output The 1703 digital audio output connects to any digital
6. nob to the Control Port Push to play next track and turn to adjust volume A 1795 control may be used to control Analog Outputs 1 and 2 see Linked Volume Note Connect only 1795 Rotary Controls on the Control Port do not connect other controls In Attract Mode the 1795 glow ring pulses until a demo is activated unless in continous play mode Play Modes Choose the desired features and select using the Play Mode Switches as shown If a switch is shown with a dash it can be ON or OFF while using the feature TIMEOUT When Switch 1 and or 2 is on the demo stops playing after a period of inactivity The timeout interval is the amount of time after the last button press or knob turn until the demo ends and attract mode begins Adjust the length of the timeout interval using the settings below When Switch 3 and 4 are off the demo never times out See also Continuous Play 1 MINUTE TIMEOUT SWITCH SETTINGS 2 MINUTE TIMEOUT SWITCH SETTINGS ak s la s po r fe on fore bh b b b 3 MINUTE TIMEOUT SWITCH SETTINGS ake s da s e r le o fon j b bh b b NEVER TIMEOUT SWITCH SETTINGS ak s da s jse r fs OFF fore b bib b CONTINUOUS PLAY When 3 Continuous Play is on the player plays and repeats all tracks on the SD card nonstop at the volume last set Volume Reset and Timeout can be used with this mode however when the demo times out the playback continues but at the volume level selected on th
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