User Manual
User Manual 
Table of Contents 
1 Introduction ................................................................................................................................ 1 
1.1  Overview ......................................................................................................................... 1 
1.2  Features ........................................................................................................................... 1 
1.3  In the Box ........................................................................................................................ 1 
1.4  Power and Safety Information ......................................................................................... 1 
1.5  Rack-Mounting ................................................................................................................  1 
1.6  Operation Requirements .................................................................................................. 2 
1.6.1 Audio Equipment Requirements ................................................................................................. 2 
1.6.2 Computer requirements ............................................................................................................... 2 
1.7  Using this manual ............................................................................................................ 3 
1.8  Registration ..................................................................................................................... 3 
2 Getting Started ........................................................................................................................... 4 
2.1  Unpacking ....................................................................................................................... 4 
2.2  Set up ............................................................................................................................... 4 
2.3  Cable Connections ........................................................................................................... 5 
2.4  Initial Setup ..................................................................................................................... 6 
2.5  Computer Set Up ............................................................................................................. 6 
2.5.1 Driver Installation for Windows XP, Vista or Windows 7/8/10 .................................................. 6 
2.5.2 Hilo Driver Devices – Windows Operating Systems .................................................................. 7 
2.5.1 Installation for Macintosh OS X .................................................................................................. 9 
2.5.2 Installation for iPad ................................................................................................................... 10 
3 Using Hilo .................................................................................................................................. 10 
3.1  On Power Up ................................................................................................................. 10 
3.1.1 Headphone and Monitor Out Volume Control .......................................................................... 10 
3.2  Changing the Meter Page .............................................................................................. 11 
3.2.1 Choosing the Meter Source ....................................................................................................... 12 
3.3  Getting to the Menu Pages ............................................................................................ 13 
3.3.1 Menu Screen conventions: ........................................................................................................ 13 
3.4  Home Menu ................................................................................................................... 14 
3.4.1 Sample Rate ............................................................................................................................... 14 
3.4.2 Sync Source ............................................................................................................................... 14 
3.4.3 SynchroLock ............................................................................................................................. 15 
3.4.4 Optical Out Mode ...................................................................................................................... 15 
3.4.5 Line In Trim .............................................................................................................................. 16 
3.4.6 Line Out Trim ............................................................................................................................ 16 
3.4.7 Digital In Source ....................................................................................................................... 16 
3.4.8 Output Mix Routing Page .......................................................................................................... 17 
3.5  Tools Page ..................................................................................................................... 25 
3.5.1 Restore Default Routing ............................................................................................................ 25 
3.5.2 Save Scene Button ..................................................................................................................... 25 
3.5.3 Recall Scene .............................................................................................................................. 26 
3.5.4 Sample Rate Converter .............................................................................................................. 26 
3.5.5 LT-USB Mode ........................................................................................................................... 27 
3.5.6 DSD Mode ................................................................................................................................. 27 
3.5.7 Test Tone Function .................................................................................................................... 28 
3.5.8 Power Up State .......................................................................................................................... 28 
3.6  Information Page ........................................................................................................... 29 
3.6.1 Digital In Channel Status........................................................................................................... 29 
3.6.2 Digital Out Channel Status Button ............................................................................................ 30 
3.6.3 Frequency Counters ................................................................................................................... 30 
3.6.4 About Hilo ................................................................................................................................. 31 
3.7  Display Controls ............................................................................................................ 31 










