Pyramid Car Audio PB440X - Manual (Page 7)

features and controls
5
input gain controls use these controls to match the outputs of
your head unit(s) to the amplifier. Starting
with your head unit volume control set at
about the 2 o’clock position, increase the
amp gain controls until distortion begins to
occur, and reduce slightly from this point.
low level inputs this amp features gold-plated RCA input
jacks for high impedance input. Use these
with car stereo output which uses RCA-type
connector cables.
speaker connections these terminals are 14K gold plated to
guarantee high conductivity and minimum
signal loss.
treble control use the control to adjust the treble output level
to suit your taste or audio program material.
bass control use the control to adjust the bass output level
to suit your taste or audio program material.
power fuse the fuse protects the amplifier and your car’s
electrical system from short circuit conditions.
power terminals use these connectors to deliver power, ground,
and remote turn-on control to the amplifier.
power LED this indicator is illuminated when power
is applied.