Yamaha C 450 - Manual (Page 9)

7
■ Portable Rack Mounting
The amplifier intakes cool air through the front panel and exhausts warm air out the rear panel. When mounting
amplifiers in a portable rack, make sure the rear panel is completely open for ventilation.
Front
Air intake Air exhaust
Completely open
(Rear View) (Side View)
SPEAKERS CHANNEL B CHANNEL A INPUT CHANNEL B CHANNEL A G G
(BRIDGE)
(PARALLEL)
BRIDGE
STEREO
STEREO
BRIDGE
CHANNEL B CHANNEL A ∞ 0 40 30
20 15 10
3 6 25
–dB ∞ 0 40 30
20 15 10
3 6 25
–dB
PARALLEL
■ Positioning the Housed Amplifier
Place the case so that the ventilation airflow paths are not blocked.
Front
Less than 10 cm
NO
Front
NO