Fosi Audio DAC Series User Manual Download Page 4

Optical/Coaxial Input

RCA Output

Optical

Coaxial

PC

DAC-Q5

Active Speakers

USB Input

RCA Output

or

Amplifier

16-250ohm Headphones

PC

DAC-Q5

USB Input

Headphone Output

DAC-Q5

Active Speakers

or

Blu-Ray/DVD/CD 
Player

Amplifier

or

The following diagrams shows the most common ways to 
connect Fosi Audio DAC-Q5. 

*    Refer to these diagrams for similar products or contact us.

For Mac/PC

or

For TV/Player

Fosi Audio

Fosi Audio

Fosi Audio

Fosi Audio

Fosi Audio

Fosi Audio

Fosi Audio

Fosi Audio

Fosi Audio

Fosi Audio

Fosi Audio

Fosi Audio

Fosi Audio

Fosi Audio

Quick Setup

1. Make sure the VOL turn to the minimum.
2. Plug the headphone, amplifier or active speaker to the DAC output.
3. Connection required for source input. (PC/Mac, TV, audio player, etc.)
4. Plug the power supply into the AC after plugging the power cable into DC Input.
5. Press the power switch.
6. Press the input select button to select the signal output mode. (the default input 
mode is PC-USB)
7. Turn the VOL button to select the desired volume.
8. If the headphone plug is 3.5mm, it can be connected to the manufacturer-
configured 6.35mm to 3.5mm connector. (If using RCA analog output, please 
unplug the headphone sling including a 6.35mm to 3.5mm connector)

Note:

Once the Headphones (or 6.35mm to 3.5mm adapter) pluged into the Q5, the RCA 
output is interrupted.
The Q5 device name is “Digital Hifi Audio”
For PC, the Q5 should be recognized automatically.
For Mac, under System Preferences/Sound, select “Digital Hifi Audio”

How to use it?

6

7

Summary of Contents for DAC Series

Page 1: ...be sure to read carefully this instruction manual and keep it safe for further reference Contents Introduction Package List Features Cleaning Quick Setup Troubleshooting Comparison About Fosi Audio 2 2 3 4 6 8 10 11 Join Us 11 Panel Introduction 5 How to use it 7 ...

Page 2: ...verts USB signal from PC laptop computer TV to optical coaxial L R RCA and 3 5mm AUX output can be connected to home audio amplifier powered speakers or external DAC Works with the smartphone with OTG function Adopt audiophile level USB DAC chip PCM2704 and DV709 filter digital isolation transformer to get lossless sound quality Easy to set up no special software app or driver to install a true pl...

Page 3: ...PA6120 OPA2134 with UPC1237 headphones protect circuit newly upgraded power circuit to support 32 600 ohms headphones Bluetooth USB Aux Optical and Coaxial S PDIF inputs can choose the input mode With the volume control knob that can adjust the headphones as well as the RCA output Support the phone player with OTG audio input function Hi Fi DAC Bluetooth receiver and headphone amp can be connected...

Page 4: ...active speaker to the DAC output 3 Connection required for source input PC Mac TV audio player etc 4 Plug the power supply into the AC after plugging the power cable into DC Input 5 Press the power switch 6 Press the input select button to select the signal output mode the default input mode is PC USB 7 Turn the VOL button to select the desired volume 8 If the headphone plug is 3 5mm it can be con...

Page 5: ...please replace the power supply before testing Many power supply in the market have large interference coefficient which will cause a lot of current sound Q Why the speaker has drone when I just plug in the input cable but don t connect the sound sources A If you use unshielded signal lines there will be interference signals entering the power amplifier If you hate the sound you are advised to use...

Page 6: ...ce 16 64Ohm 16 200Ohm 16 250Ohm 16 600Ohm PC USB System Support Windows all MAC Linux Windows all MAC Linux Windows all MAC Linux Windows all MAC Linux Input Interface USB USB OPT COA USB OPT COA Bluetooth Aux USB OPT COA Output Interface OPT COA RCA 3 5mm Headphone Jack RCA 3 5mm Headphone Jack RCA 6 35mm 6 35 to 3 5mm Headphone Jack RCA 3 5mm Headphone Jack Work Voltage No need DC 5V DC 12V DC 1...

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