W Audio MCA-4 Operation Manual - page 12
page 12
Operation Manual
4-channel amplifier
2.7 Connect to AC Mains
2 Setup
Connect your amplifier to the AC mains power source (power
outlet) with the supplied AC power cordset. First, connect the
IEC end of the cordset to the IEC connector on the amplifier;
then, plug the other end of the cordset to the AC mains.
WARNING: The third prong of this connector(ground)
is an important safety feature. Do not hattempt to
disable this ground connection by using an adapter
or other methods.
Amplifiers don t create energy. The AC mains voltage and
current must be sufficient to deliver the power you expect.
You must operate your amplifier from an AC mains power
source with not more than a 10% variation above or a 15%
variation below the amplifier s specified line voltage
and within the specfied frequency requirements (indicated
on the amplifier s back panel label). If you are unsure of
the output voltage of your AC mains, please consult your
electrician.
2.8 Startup Procedure
Use the following procedure when first turning on your
amplifier:
1. Turn down the level of your audio source.
2. Turn down the level controls of the amplifier.
3. Turn on the Power switch. The Power indicator
should glow.
4. Turn up the level of your audio source to an optimum
level.
5. Turn up the Level controls on the amplifier until the
desired loudness or power level is achieved.
6. Turn down the level of your audio source to its normal
range.
If you ever need to make any wiring or installation changes,
do not forget to disconnect the power cord.