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Summary of Contents for Fosi Audio DA-2120B
- Page 1 Fosi Audio DA-2120B User Manual Thanks for choosing us!
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Page 2: Product Specifications
Product Specifications Fosi Audio DA-2120B is a ultra mini Bluetooth 5.0 audio amplifier for passive speakers that features stereo 100 watt x2, 2 channel power amp which is equipped with integrated Bluetooth, USB, coaxial, optical, 3.5mm aux and USB flash... - Page 3 INPUTS DC IN U-DISK USB Flash AUX Input Drive Input Speakers Output: PC-USB Input Only support passive speakers Power Switch DA-2120B MODE Multi-function Knob: LED Display Short press to switch modes; Turn the knob to adjust the volume Bluetooth Antenna...
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Page 4: Remote Control
Remote Control V– B– MODE H– Number Function Power on/off Play mode: single cycle--- all loop--- file loop--- random play--- Note: It can only be used in USB flash Mute on/off Software volume down (Note: For hardware sound, please adjust the volume knob of the device.) Software volume Treble up... -
Page 5: Package Contents
Prepare 2: Connect the DA-2120B to the passive speakers via the speaker wire or banana plugs; Prepare 3: Connect the 24V power supply to the DC input; Prepare 4: Short press the Power Switch to turn on the DA-2120B amplifier. - Page 6 How to connect the speaker wire? Method 1: Banana plugs connection illustration : Release the banana jacket; : Loosen the screw; : Insertion speaker wire and tighten the screw; : Tighten the banana jacket; : Insert the banana plug into the horn terminals of the speaker and amplifier.
- Page 7 Open the audio application, play and enjoy! PC-USB for example Prepare: PC, PC-USB cable. Step 1: Connect the PC to DA-2120B’s USB interface via the PC-USB cable; Step 2: Press the Multi-function Knob to select to USB mode; Step 3: Click the sound icon in your PC’s notification area;...
- Page 9 Step 1: Connect the TV to DA-2120B’s optical interface via the optical cable; Step 2: Press the Multi-function Knob to select to optical mode; Step 3: Set the TV's optical output sound to RAW/PCM. Note: Due to different TV types, some TVs default Dolby or DTS...
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Page 10: Troubleshooting/Qa
2: Why do I get loud hiss noise coming from the TV via optical input? • Please turn off Dolby/DTS audio on your TV or TV App, DA-2120B does not support Dolby/DTS audio input, please select RAW/PCM sound. - Page 11 • Make sure that DA-2120B is not paired with other devices. • Make sure that the distance between your device and DA-2120B is not too long, put your device close to the DA-2120B to have a try. • Make sure there are no obstacles between your device and DA-2120B, obstacles will affect the Bluetooth operation distance.
- Page 12 • Computer sound setting: Select Start, then type device manager in the Search box, and then select “Device Manager”. Expand Universal Serial Bus controllers. Press and hold (or right-click) the DA-2120B (Digital Hifi Audio) device and select Uninstall. Repeat for each device to uninstall.
- Page 13 12: Can I leave the DA-2120B power on all the time? Does it safe? • Sure, the DA-2120B is class D amplifier, will cost very low power when nothing playing through it, and it's safe and you can leave it on all the time.
- Page 14 13: Can I exchange the power supply come with the amplifier and to get more power? • Can I exchange the power supply come with the amplifier and to get more power? 14: Can I listen to two audio inputs at the same time? Bluetooth music and line in game audio? •...
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Page 15: Warranty Information
Great sound, simple but elegant designs, high-quality materials, and truly useful features are what Fosi Audio is about. We sincerely hope you get as much enjoyment from our products as we’ve had to create them! Our website: www.fosiaudio.com...
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