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Audio Interface”. You may need to use the “Set Default” drop down menu 
located at the bottom of the window. Keep in mind that each media player 
may require different steps to complete the setup process such as selecting 
the output device and mode. 

13.

 

Setup is now complete……Enjoy your music!  

 

Back Panel Diagram 

  

 

 

1.

 

On/Off power switch 

2.

 

Fuse holder and AC power input 

3.

 

120V/230V Mains Voltage selector switch 

4.

 

Toslink: Optical input for a digital source such as a TV, DVD player, Sonos, 
Airport express, CD player, etc. 

5.

 

24 bit 192kHz Asynchronous USB: USB input for streaming music from a Mac, 
PC computer, or Music Server. 

6.

 

Coaxial: Input for a digital source such as a TV, DVD player, Sonos, Airport 
express, CD player, etc. 

7.

 

Aux 1: RCA analog input 

8.

 

Aux 2: RCA analog input or Home Theater bypass when switch #14 is set to 
the “in position”. 

9.

 

XLR: Balanced analog input 

10.

 

RCA pre-out 

11.

 

RCA pre-out: Selectable as a fixed or variable output by switch #13. 

12.

 

XLR pre-out 

13.

 

“Variable” or “Fixed out” selector switch for output #11 

14.

 

“Aux 2” or “HT Bypass” selector switch for input #8 

15.

 

12V DC Trigger: Used for turning the unit on from a standby state as well as 
powering on equipment with a compatible trigger input. (20mA max output) 

 

Summary of Contents for mini-PRE

Page 1: ...mPRE mini PRE Owner s Manual IMPORTANT Check position of AC mains switch prior to connecting the unit to a power source Wyred 4 Sound 2013 All rights reserved v1 2...

Page 2: ...rview 2 3 AC Mains Voltage Switch 4 Powering your Pre amp 4 Break In Period 4 Front Panel Operation 5 Aux 2 Home Theater Bypass 5 6 Variable Fixed Out 6 DC Trigger 6 USB Configuration MAC 6 7 USB Conf...

Page 3: ...anual contains detailed information regarding the design operation and features of the Wyred 4 Sound mPRE Damage due to misuse or failure to properly follow instructions will not be covered under warr...

Page 4: ...ion distortion or any other undesirable attribute is a delicate matter We began by designing a fully balanced circuit from input to output which actively rejects noise and lowers distortion The notewo...

Page 5: ...og sources are highly refined with the mPRE On the occasion that you are craving a headphone session the mPRE has a headphone jack on the front panel so you can plug right into the high performance he...

Page 6: ...it before you can press the power button Pressing the power button will turn the unit on and the light around the power button will switch to blue It is only necessary to turn the Pre amp off with the...

Page 7: ...ring light 2 First press and hold the AUX 2 input button in and then power the unit on from standby by pressing the power button 3 Once the unit is on you can release the AUX 2 button Press the AUX 2...

Page 8: ...unit on from a standby state illuminated green around the power button to that last used input before the unit was turned off When HT bypass is active the trigger in will power the mPRE on directly t...

Page 9: ...oads html 2 Locate the file titled W4S 24 192 Driver Package and click download 3 Next click Save and be sure to note or specify the folder on your computer where the file will save to 4 When the down...

Page 10: ...yer etc 5 24 bit 192kHz Asynchronous USB USB input for streaming music from a Mac PC computer or Music Server 6 Coaxial Input for a digital source such as a TV DVD player Sonos Airport express CD play...

Page 11: ...E The point where sound will become audible varies with each system although it is typically around of the way turned up clockwise from the lowest setting all of the way counter clockwise 6 Carefully...

Page 12: ...hardware product against defects in materials and workmanship under normal use for a period of FIVE 5 YEARS from the date of retail purchase by the original end user purchaser Warranty Period If the...

Page 13: ...LIMITATION WARRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE AND WARRANTIES AGAINST HIDDEN OR LATENT DEFECTS IF WYRED 4 SOUND CANNOT LAWFULLY DISCLAIM STATUTORY OR IMPLIED WARRANTIES THE...

Page 14: ...that are tendered or presented for service during the Warranty Period as permitted by law Wyred 4 Sound is not responsible for freight charges to our facility for warranty repairs We will cover return...

Page 15: ...ty for loss or damage to the product during shipment to the W4S facility and ensure all freight shipping charges are prepaid The product may also be hand delivered to the California facility if arrang...

Page 16: ...0 020 db 0 002 db 0 002 db Channel Tracking 0 020 db 0 020 db 0 020 db Crosstalk 95 db 118 db 118 db Input Impedance 100k ohms 100k ohms 75 ohms Coax Output Impedance 100 ohms 100 ohms 100 ohms S N 10...

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