Directed Audio 6550 - Manual (Page 8)

8
© 2002 Directed Electronics, Inc
1. RRCCAA IInnppuutt JJaacckkss - Accepts line level
outputs from head units or signal
processors at voltages between
150mV and 8 volts.
2. RRCCAA OOuuttppuutt JJaacckkss - These pass
through RCA jacks can be used to
send a signal to a second amplifier. It
is the summed stereo output of the
one through four channel inputs of
the amplifier.
3. SSttaattuuss LLEEDD - Lights GREEN to indi-
cate the amplifier is on and oper-
ating normally, and will be off if the
amplifier shuts down due to short
circuit, DC offset, or overheating
detected by the on-board protection
circuitry.
4. RReem moottee SSuubb LLeevveell CCoonnttrrooll - Controls
the gain of channels five and six
from a remote location for ease of
adjustment during listening.
W Waarrnniinngg:: DO NOT connect a level control knob from other
manufacturers to the Remote Sub Level Control of
any Directed amplifier. Even though the connectors
fit properly, the control knob and connector pin
positions may be different and the amplifier will be
damaged.
FRONT PANEL CONNECTIONS/STATUS LED
1+2 3+4 5+6 1-4 OUT
R R
L L
REMOTE
POWER
FIGURE 1—AMPLIFIER CONNECTIONS 6550 FRONT
2 1 3 4