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Front Panel Displays, Controls, Push-buttons and Jack
Standby Power
On Indicator
IR Sensor receives
commands from a
Remote Control
STANDBY/ON
Push-button switch-
es the MA7000 ON
or OFF (Standby)
and resets the micro-
processors
VOLUME Control allows
adjustment of the listening
level for both channels
Connection for low
impedance dynamic
headphones, for private
listening
MUTE Push-button
with indicator, mutes
the audio from the
Loudspeakers and
Headphones
MONO Push-button with
indicator combines the
Left and Right Channel
signals for Monophonic
Sound
Source Push-buttons
select audio signals from
seven inputs for listening
The LEDs above
the push-buttons
indicate the current
source selected.
BALANCE Control
allows adjustment of
the relative volume
balance between
channels
Meter indicates the
Right Channel Out
-
put of the amplifier
LED indicates when the
Left Channel Amplifier
POWER GUARD circuit
activates
Meter indicates the
Left Channel Out
-
put of the amplifier
LED indicates when the
Right Channel Amplifier
POWER GUARD circuit
activates
Equalizer Controls
provide 12dB of boost
or cut at the center
frequencies indicated
above each control
OUTPUTS 1 and 2
Push-buttons with
indicators, turn the
Loudspeakers and
Preamplifier Output 2
On or Off