User Manual
Page 5 
2.3  Cable Connections 
Hilo features a treasury of I/O types, suitable to accommodate whatever audio devices you wish to integrate. 
q USB 2.0 port 
Use the included USB cable or equivalent to connect Hilo to a USB 2.0 equipped computer. 
Cable Concerns: If using a third party cable, make sure that it is USB 2.0 compliant. 5 meters (16 feet) maximum. 
w LINE IN 
Use standard XLR cables (i.e. mic cables) to connect to a line level, balanced signal source. This input is not suitable for use with 
microphones, unless a microphone pre-amp is used to get mic-level signals up to line-level. Cable Concerns: If your signal source is 
unbalanced, consult Appendix to determine if your cables are wired correctly for use with Hilo.  For unbalanced cables, 4.5 meters (15 
feet) is the maximum recommended length. 
e LINE OUT 
Use standard XLR cables (i.e. mic cables) to connect to a line level, balanced signal destination. Cable Concerns If your signal source 
is unbalanced, consult Appendix to determine if your cables are wired correctly for use with Hilo. For unbalanced cables, 4.5 meters 
(15 feet) is the maximum recommended length.  
r MONITOR OUT 
Use standard ¼” cables. TRS if balanced, standard ¼” TS if unbalanced. 
Cable Concerns: For unbalanced cables 4.5 meters (15 feet) is the maximum recommended length.  
t AES IN/OUT 
Use AES XLR cables (110 Ω). Insure that the connected device supports AES3 or AES/EBU. Cable lengths of up to 100 meters (328 
feet) are acceptable. 
y S/PDIF/ ADAT Optical 
Use standard TOSLINK optical cables, of lengths up to 9 meters (30 feet).  
u SPDIF Coaxial In Out 
Use 75 Ω S/PDIF cable with RCA connections. Recommended maximum length is 6 meters (20 feet) 
i Wordclock In/Out 
Use standard 75 Ω wordclock cable with BNC connectors. Recommended maximum length is 9 meters (30 feet). 
o Battery In 
DC 4-pin XLR battery pack connector. Supports 9-18 volts DC. See Appendix 5.1 for more information. 
a IEC Power connector 
Use the included AC power cord 
In Addition to the rear panel jack pack, there is one remaining cable connection on the Hilo front panel. The PHONES jack is a 
standard ¼” TRS connector, and is capable of driving the full range of stereo headphones available. 










