Pioneer A-505R Service Manual

FRONT
L
ASSEMBLY
AWZ7938
and
AWZ8397
have
the
same
construction
except
for
the
following:
Mark
Symbol &
Description
Part
No,
Remarks
AWZ8397
AWZ7938
VR75
1 ,
VR752
(30kO
-
B5X2)
ACS7017
ACS7016
9.
PANEL
FACILITIES
(FRONT PANEL]
The
illustration
shows mode
A-605R.
The illustration shows the
hinged
panel
open.
0
POWER STANDBY/ON
switch/indicator
This
is
the
switch
for
electric
power.
ON
:
When
set
to
the ON position,
power
is supplied
and the
unit
becomes
operational.
STANDBY
:
When
set
to
the
STANDBY position, the
main
power
flow is cut
and the unit is no
longer
fully
operational.
A minute flow of power feeds
the unit
to
maintain
operation readiness.
When
the
STANDBY
indicator
lights,
the
unit is
in
STANDBY.
NOTE:
When
performing
timer
recording with this
unit be
sure to set
the
POWER
STANDBY/ON
switch
to
ON.
®
Remote control
sensor
window
@
VOLUME
control
Use
to
adjust
the
volume
level.
NOTE:
The
TONE
effect
functions
regardless
of
volume
levels.
©
INPUT
SELECTOR
knob/indicators
Turn
the knob
clockwise
or
counterclockwise
so that
the indica-
tor
lights
for your
desired
input source. Turning
the
knob clock-
wise cause
the
lit
indicator
to
rise.
Turning
counterclockwise
causes it
to
fall.
CD :
For
compact disc playback with
a
CD
player.
TUNER
: For AM
or
FM
broadcast reception with a
tuner.
PHONO
:
For
record playback
with
a turntable.
LINE
: Set to
this position
when
listening
to
a
program
from
a
component connected
to
the LINE
terminals.
TAPE
1/DAT : For
playback
with a cassette deck or
digital
audio
cassette deck connected
to the
TAPE 1/DAT
terminals.
®
TAPE 2
MONITOR
button/indicator
Use when
there
is an adaptor component (graphic
equalizer,
etc.)
or
cassette
deck connected to
the
TAPE
2
MONITOR
terminals.
Off :
Indicator
goes out when not in
use.
On :
Indicator
lights when
using the adaptor
component
or
listening
to the cassette
deck.
NOTE:
When
no
connections
are
made
to
the
TAPE
2
MONITOR
terminals,
or
when
they
are
not
in
use,
be sure
to
set
this switch
to
the off
position.
(No sound will
be
heard if
it is
set
to
the
on
position.)
32

Pioneer A-505R Specifications

General

Brand	Pioneer
Model	A-505R
Category	Amplifier
Language	English