Operation Manual
1. Important safety instructions
2 
C SERIES Operation Manual rev 2.0.0 
1. Important safety instructions
Before using the device, be sure to carefully read the Safety Instructions. Keep this document with the device at 
all times.
1.   Read these instructions. 
2.   Keep these instructions
3.   Heed all warnings.
4.   Follow all instructions.
5.   Do not use this apparatus near water.
6.   Clean only with a dry cloth.
7.   Do not block any ventilation openings. Install in accordance 
with the manufacturer’s instructions.
8.  Do not install near any heat sources such as radiators, heat 
registers,  stoves,  or  other  apparatus  (including  ampliers) 
that produce heat.
9.   Do  not  defeat  the  safety  purpose  of  the  polarized  or 
grounding-type plug. A polarized plug has two blades with 
one  wider  than  the  other.  A  grounding-type  plug  has  two 
blades  and  a  third  grounding  prong.  The  wide  blade  or 
the  third prong  is  provided  for  your  safety. If  the  provided 
plug does not t  into your  outlet,  consult an  electrician for 
replacement of the obsolete outlet.
10.  Protect  the power cord  from being  walked on  or pinched, 
particularly at plugs, convenience receptacles, and the point 
where they exit from the apparatus. 
11.  Only  use  attachments/accessories  specied  by  the 
manufacturer.
12.  Use only with a cart, stand, tripod, bracket, or table specied 
by  the  manufacturer,  or  sold  with  the  apparatus.  When  a 
cart  is used,  use caution when moving the cart/apparatus 
combination to avoid injury from tip-over. 
13.  Unplug  this  apparatus  during  lightning  storms  or  when 
unused for long periods of time.
14.  Refer  all  servicing to  qualied service personnel.  Servicing 
is required when the apparatus has been damaged in any 
way, such as power-supply cord or plug is damaged, liquid 
has been spilled or objects have fallen into the apparatus, the 
apparatus has been exposed to rain or moisture, does not 
operate normally, or has been dropped.
15.  Use  the  mains  plug  to  disconnect  the  appartus  from  the 
mains.
16.  WARNING: To reduce the risk of re or electric shock, do not 
expose this apparatus to rain or moisture.
17.  Do not expose this equipment to dripping or splashing and 
ensure that no objects lled with liquids, such as vases, are 
placed on the equipment.
18.  Do not connect the unit’s output to any other voltage source 
such as battery, mains source, or power supply, regardless  
of whether the unit is turned on or off.
19.  Do  not  remove  the  top  (or  bottom)  cover.  Removal  of  the 
cover  will  expose  hazardous  voltages.  There  are  no  user 
serviceable parts inside and removal may void the warranty.
20.  An experienced user shall always supervise this professional 
audio  equipment,  especially  if  inexperienced  adults  or  
minors are using the equipment.
21.  The  US  National  Differences  clause  16.3  requires  that 
network cables must be ame rated VW-1.
1.1. Approvals 
1.2. Warnings 
1.2.1. Explanation of warning symbols 
1.2.2. Warnings 
To prevent electric shock do not remove top or bottom 
covers. No user serviceable parts inside, refer servicing to 
qualied service personnel.
Français: À prévenir le choc électrique n’enlevez pas les 
couvercles. Il n’y a pas des parties serviceable à l’intérieur, tous 
reparations doit etre faire par personnel qualié seulment.
The lightning bolt triangle is used to 
alert the user to the presence of 
un-insulated “dangerous voltages” 
within the unit’s chassis that may be 
of sufcient magnitude to constitute a 
risk of electric shock to humans.
The exclamation point triangle is used to 
alert the user to presence of important 
operating and service instructions in the 
literature accompanying the product.
This equipment conforms to the requirements 
of the EMC Directive 2014/30/EC and the 
requirements of the Low Voltage Directive 
2014/35/EC.
Standards applied: EMC Emission 
EN55103-1, E3
EMC Immunity EN55103-2, E3, with S/N 
below 1% at normal operation level.
Electrical Safety EN60065, Class I
This equipment is tested and listed according to the 
U.S. safety standard ANSI/ UL 60065 and 
Canadian safety standard CSA C22.2  
NO. 60065. Intertek made the tests and they 
are a Nationally Recognized Testing Laboratory 
(NRTL).










