Page 26
CP660 Six Channel Amplifier
Reference Manual
7.6 Protection
The
 CP660
 amplifier is protected against shorted,
open or mismatched loads; overloaded power sup-
plies; excessive temperature, chain destruction phe-
nomena, input overload damage and high-frequency
blowups. They also protect loudspeakers from input/
output DC and turn-on/turn-off transients.
Turn On: The four-second turn-on delay prevents dan-
gerous turn-on transients.
7.7 Construction
Durable black powdercoat finish on the steel chassis,
front panel Lexan overlay, with flow-through ventilation
from front to back panels.
Cooling: Variable speed fan with auto trigger.
Dimensions: 19-inch (48.3-cm) standard rack mount
width (EIA RS-310-B), 12
3
/
4
-inch (32.3-cm) depth be-
hind mounting surface, and 3
1
/2-inch (8.9-cm) height.
Approximate Weight: Center of gravity is 6 inches
(15.2 cm) behind the front mounting surface and 7
inches (17.8 cm) in from the outer edge of the left rack
ear (see Figure 7.1). 25 lbs. (11.4 kg) shipping weight.
Figure 7.1 
CP660 
Center of Gravity