Crown PSA-2 - Page 111

SUBJECT - SA2/PSA2 Mein Goard Changs May 6, 1980
SERTAL NO'S. PSA-2% 41615
PSA-20X S05
SA-2 192554
Inearporeated inte either an SAZ or PSA2 amplifier is an input
muting
circuit
to
sliminate
turn-on
transients.
The
input
mute
module le located ineide the amplifier's main frame neer the
input. connector module.
ALL
GA2/PSA2
amplifiers
over
the
serial
numbers
given
above
will
heave
the
muting
cireult
incorporated.
on.
the
mein
module.
Soth
boarda
are
interchangeable;
however,
if replacing
an BAZ/PSAZ
main
module
with
«
serial
number
higher
than
the
above
given
numbere
(with
an
older
module)
the
amplifier,
will
not
have
the
input
muting
circuit.
The
SAZ/PSAZ
Service
Manugl,
pages
6-9
and
6-10
show
the
insorporetion
of
the
circuit
on
the
mein
module,
pages
G11
show
the
main
module
Layoute.
If you have any further queations, please call or writs.
David R. Engstrom
Product Specialist