Crown CTS 8200 Manual De Usuario

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Operation Manual
CTs Multi-Channel Power Amplifiers
page 10
3.7 Connect to AC Mains 
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 attempt to disable this ground connec-
tion by using an adapter or other methods.
Amplifiers don’t create energy. The AC mains volt-
age and current must be sufficient to deliver the 
power you expect. If the AC line voltage varies out 
of an acceptable range, the amplifier’s power supply 
turns off and the blue Power LED flashes. The 
amplifier will turn back on when the AC line voltage 
returns to safe operating levels. Figure 3.10 pro-
vides voltage limits for all amplifier AC voltage con-
figurations. Also, the amplifier must be run within 
the specified mains frequency requirements (indi-
cated on the amplifier’s back panel label). If you are 
unsure of the output voltage of your AC mains, 
please consult your electrician.
Models
Under-Voltage
Limit
Over-Voltage
Limit
100-120 VAC 
units
90VAC
132VAC
220V/230V/
240V units
198VAC
264VAC
3.8 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 indica-
tor 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, don’t forget to disconnect the power cord.
For help with determining your system’s optimum 
gain structure (signal levels) please refer to the 
Crown Amplifier Application Guide, available online 
at www.crownaudio.com.
3 Setup
Figure 3.10  AC Under-Voltage and Over-Voltage 
Limits for Various Amplifier Models