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THE BEAUTY OF POWER
B-52 US Series Professional Power Amplifiers - Instruction Manual
US SERIES AMPLIFIERS
IMPORTANT INFORMATION
Please keep this instruction manual for future reference and for the duration of owning your
US-Series Professional Power Amplifier(s). Please carefully read and comprehend the instructions
inside this manual before attempting to operate the amplifier.
This instruction manual includes essential safety information regarding the use and maintenance
of the US-Series Amplifier. Take special care to heed all warning symbols and signs inside this
manual and those printed on the unit itself.
WARNING
TO PREVENT FIRE OR SHOCK
HAZARD, DO NOT EXPOSE
THE AMPLIFIER TO
WATER OR MOISTURE. DO
NOT OPERATE NEAR ANY
WATER SOURCE
WHAT’S THE MEANING OF THIS?
e lightning ash with an arrow triangu-
lar symbol is intended to alert the user to
the presence of non-insulated “dangerous
oltage” within the product’s enclosure,
and may be of sucient magnitude to
constitute a risk of electric shock
1) Read these instructions.
2) Follow all instructions.
3) Keep these instructions.
4) Heed all warnings.
5) DO NOT turn on the amplifier before connecting all
other external devices.
6) Do not use the amplifier near water. Be extra cautious
when moving the amplifier during rain or while
transporting it over wet surfaces as water might splash
onto the unit.
7) Clean only with dry cloth.
8) Do not block any ventilation openings and operate in
accordance with manufacturer’s instructions.
9) Do not install near heat sources such as radiators,
stoves or other devices that may produce heat.
10) Do not defeat the safety purpose of the polarization 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 fit your outlet, consult an
electrician for replacement of the obsolete outlet.
11) Protect the power cord from being walked on or
pinched, particularly at the plug and the point where it
exits the amplifier.
WHAT’S THE MEANING OF THIS?
e exclamation point triangular symbol
is intended to alert the user to the presence
of important operating and maintenance
(servicing) instructions in the user manual
accompanying the Amplier.
!
12) Only use attachments / accessories specified by
B-52 Professional.
13) Unplug the amplifier during lightning storms and
when not in use.
14) Refer all servicing to qualified personnel. Servicing
may be required when the unit has been damaged
in any way such as when the power cord or plug is
damaged, liquid has spilled into the unit, the
unit has been exposed to moisture or rain, does not
operate normally, or has been dropped.
15) To reduce the risk of fire or electric shock, do not
expose the amplifier to rain or moisture.
16) Moisture can damage the amplifier and can cause
corrosion of electrical contacts.
17) Keep the unit out of extended or intense direct sun
light. No containers filled with any type of liquid
should be placed on or near the amplifier.
WARNING
Handle the power
supply cord with care.
Do not damage or
deform it as it may
cause electric shock or
malfunction when used.
Hold the plug attach-
ment when removing
from wall outlet. Do not
pull on the power cord.
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