1. INTRODUCTION The Audio Center is designed to allow multiple audio sources to be controlled, switched and output to a variety of audio equipment. With its 3 audio inputs and 2 audio outputs(including a 6.3mm headphone output) you can integrate and convert USB/Line in audio source to LPCM 2CH output synchronously to Line out and 6.3mm headphone.
5. FEATURES • Supports Digital to Analog audio Conversion (DAC) • Supports USB sampling rate up to 192kHz • Synchronous output sound on both Line out and 6.3mm headphone • Supports RS-232 controls • Elegant design and easy to install/using •...
6. OPERATION CONTROLS AND FUNCTIONS 6.1 Front Panel SOURCE MUTE POWER LINE USB POWER HEADPHONE POWER/SOURCE Select: Press the wheel to turn on the device or to set it to standby mode. Turn the wheel Left/Right to select input audio source (3.5mm Line- level/ Line in/ USB), the LED will illuminate accordingly with selected input audio source.
6.2 Rear Panel DC 5V LINE IN LINE OUT SERVICE DC 5V: Plug the 5V DC power supply into the unit and connect the adaptor to an AC outlet. RS-232: Connect 3.5mm D-Sub 9 pin adaptor cable to PC/Notebook for RS-232 control.
7.2 RS-232 Command Command Description PORT 00 Switch Front In PORT 01 Switch Line In PORT 02 Switch USB In VOL 00 Volume controller VOL -(01---160) Volume controller POWER 00 Power off POWER 01 Power on MUTE 00 Mute off MUTE 01 Mute on FIX 00...
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Display all available commands Ext: Support UART commands as list commands : Description PORT 00: Front In PORT 01: Line In PORT 02: USB In POWER 00: POWER OFF POWER 01: POWER ON MUTE 00: MUTE OFF MUTE 01: MUTE ON FIX 00: FIX OFF FIX 01: FIX ON HPR 00: 16_OHM...
8. CONNECTION DIAGRAM Stereo Analog Output Active Speakers DC 5V LINE IN LINE OUT SERVICE CD Player Stereo Analog Input Headphone Output SOURCE MUTE POWER LINE USB POWER HEADPHONE Line-level Input Smartphone or MP3 Player...
9. SPECIFICATIONS Input port 1 x 3.5Ø Line in, 1 x R/L RCA, 1 x USB (Type B), 1 x 3.5mm 9pin (RS-232), Output port 1 x L/R (Analog Stereo 2RCA), 1 x 6.3mm Headphone Audio Input/Output LPCM 2CH Stereo Input/Output Level 2 Vrms ±...
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