Soundbarrier iUSB400, Instruction Manual, Page: 2 / 13

Explanation of Graphical Symbols
The lightning flash with arrowhead symbol within an equilateral
triangle is intended to alert the user to the presence of uninsulated
‘dangerous voltage’ within the product’s enclosure that may be of
sufficient magnitude to constitute a risk of electric shock to persons.
The exclamation point within an equilateral triangle is intended to alert
the user to the presence of important operating and maintenance
(servicing) instructions in the literature accompanying the product.
IMPORTANT SAFETY INSTRUCTIONS
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Read these instructions.
Keep these instructions.
Heed all warnings.
Follow all instructions.
Do not use this apparatus near water.
Clean only with dry cloth.
Do not block any ventilation openings. Install in accordance with the
manufacturer’s instructions.
Do not install near any heat sources such as radiators, heat registers,
stoves, or other apparatus (including amplifiers) that produce heat.
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 are provided for safety. If the
provided plug does not fit into your outlet, consult an electrician for
replacement of the obsolete outlet. 10
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Protect the power cord from being walked on or pinched particularly at
plugs, convenience receptacles, and the point where they exit from the
apparatus.
Only use attachments/accessories specified by the
manufacturer.
Use only with the cart, stand, tripod, bracket, or table
specified 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.
Unplug this apparatus during lightning storms or when unused for long
periods of time.
Refer all servicing to qualified 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.
WARNING
TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS APPARATUS TO RAIN OR MOISTURE.
PLEASE READ CAREFULLY BEFORE PROCEEDING
Please keep this manual in a safe place for future reference.
WARNING
Always follow the basic precautions listed below to avoid the possibility of serious injury or even death from electrical shock, short-circuiting, damages,
fire or other hazards. These precautions include, but are not limited to, the following:
Power supply/Power cord Water warning
•Only use the voltage specified as correct for the device. The required
voltage is printed on the name plate of the device.
•Do not expose the device to rain, use it near water or in damp or wet
conditions, or place containers on it containing liquids which might
spill into any openings.
•Use only the included power cord. •Never insert or remove an electric plug with wet hands.
•Do not place the power cord near heat sources such as heaters or radiators,
do not excessively bend or otherwise damage the cord, place heavy objects
on it, or place it in a position where anyone could walk on, trip over, or roll
anything over it.
If you notice any abnormality
•If the power cord or plug becomes frayed or damaged, there is a
sudden loss of sound during use of the device, or any unusual smells
or smoke should appear, turn off the power switch, disconnect the
electric plug from the outlet immediately, and have the device
inspected by qualified service personnel.
Do not open
•Do not open the device or attempt to disassemble the internal parts or
modify them in any way. The device contains no user-serviceable parts. If
it should appear to be malfunctioning, discontinue use immediately and
have it inspected by qualified service personnel.
•If this device is dropped or damaged, immediately turn off the power
switch, disconnect the electric plug from the outlet, and have the
device inspected by qualified service personnel.
•Do not open the device or attempt to disassemble the internal parts or
modify them in any way. The device contains no user-serviceable parts. If
it should appear to be malfunctioning, discontinue use immediately and
have it inspected by qualified service personnel.
PRECAUTIONS
BEFORE OPENING
PULL MAIN PLUG
CAUTION VORSICHT
VOR DEM OFFNEN
NETZSTECKER ZIEHEN
CAUTION:TO REDUCE THE RISK OF FIRE REPLACE WITH
ONLY SAME TYPE AND RATING OF FUSE
WARNING: