AM-30U / AM-60U Version 1.0
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AM-30U / AM-60U
Amplifier
SAFETY INSTRUCTIONS:
IMPORTANT:
The wires in the mains lead are coloured in accordance with the following code:
If the colours of the wires in the mains lead of this apparatus do not correspond with the colour
markings identifying the terminals in your plug, proceed as follows:
The wire which is coloured green and yellow must be connected to the terminal which is marked
by the letter E, or by the safety earth symbol or coloured green and yellow. The wire which is
coloured blue must be connected to the terminal which is marked with the letter N or coloured
black. The wire which is coloured brown must be connected to the terminal which is marked with
the letter L or coloured red.
GENERAL INSTALLATION
DO NOT
run microphone cables near mains, data, telephone or 100V line cables.
DO NOT
run 100V line cables near data, telephone or other low voltage cables.
DO NOT
exceed 90% of the amplifier’s output power when using 100V line (speech only).
DO NOT
exceed 70% of the amplifier’s output power when using 100V line (high level background
music).
DO NOT
use horn loudspeakers for background music unless the loudspeaker has been
specifically designed for this purpose.
AVOID
jointing the microphone cable, when this is unavoidable make sure a good screened
connector is used, e.g. XLR.
ALWAYS
use a balanced or floating low impedance microphone terminating into a balanced input
on long microphone cable runs.
ALWAYS
use a mains grade double insulated cable for the loudspeaker cable runs.
ENSURE
that all loudspeakers are in-phase.
ENSURE
that there are no short circuits on the loudspeaker line before connecting to the amplifier.
Green and Yellow
Earth
(E)
Blue
Neutral
(N)
Brown
Live
(L)
