Advertisement
FRONT PA}IEL
TERMNOLOGY
AI{D
FI]NCTIONS
A:
B:
es.
9-9=4(ohms)
8+8
Nominal
impedance
of
speaker
A
Nominal
impedance
of
speaker
B
1. THERMAL
INDICATORS
lf
the
temperature
of
the
heat
sink
reaches 60"C
(140'F), the thermal indicators
change
in color from
red
to
black.
lf
the
indicators
turn
black,
turn
the
power
off
and
allow time
for
the amplifier to
cool.
Resume
operation when the
amplifier
cools
to
nor-
mal temperature.
2.
HEAT
SINKS
The
heat given
off
by the
transistors
is
radiated
into
the air by the
heat
sinks.
3.
TRANSFORMERS
Please
consult
your audio
dealer
for
additional
information.
4. OPERATIONS
BEFORE
PLACING THE
POWER SWITCH
IN
THE
ON
OR
OFF
POSITION
OR
OPERATING
SWITCHES,
ALWAYS TURN THE
PREAMPLI.
FIER'S VOLUME (ATTENUATOB)
CONTROL
ALL
THE
WAY
DOWN
This
is
to
protect
the
speakers
from
damage,
that
can
occur
if
the
volume
level
is
set
high
and
the
power
is
turned
on.
THERE
WILL
BE NO
SOUND FOR
A
FEW
SEC-
ONDS AFTER YOU TURN ON THE
POWER.
THIS
IS
NOT
A
MALFUNCTON
This
unit
is
equipped
with
a power supply
muting
circuit which
prevents
popping
noise
when
the
pow-
er
switch
is
turned
on
or
off
.
5. CARE
Wipe
the
cabinet
with
a
soft
cloth
when
it
becomes
dusty.
lf
it
should
get really
dirty,
dampen
a
soft
cloth in
a weak
solution
of
mild
soap
and
water,
wring
it
out dry
and
wipe
off . When
finished, dry
completely
with
a soft
dry
cloth. Any volatile
ma-
terials
such
as
alcohol, thinner,
benzine, insecticides,
etc,
may
remove
the paint
or
damage
the
luster
and
should not
be
used.
UB71 BOO3HBE
Advertisement
