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OPERATING THE M40
Volume
With the M40 power ON turn the Volume Knob on the M40
Front Panel or press the Volume UP/Down buttons on the
M40 Remote to adjust the speaker level audio output. Turn
clockwise to turn volume up; turn counterclockwise to turn
the volume down. The audio output level in dB (decibels) will
be displayed on the Front Panel Display while the knob is be-
ing turned and for five seconds after a volume adjustment is
made.
Mute
With the M40 power ON and with any source selected, press
the Mute button on the M40 Front Panel or Remote to cut the
amplifier output to the selected speakers. (There will be no
sound coming from the speakers.) MUTE will slowly flash on
the Front Panel Display. Press the Mute button again to un-
mute the speakers.
Tone and Balance Controls
Bass
Turn the Bass Knob on the M40 Front Panel to adjust the bass
(low frequencies) in the speaker level output. Turn counter-
clockwise to reduce bass; turn clockwise to increase bass.
Center detente (click) is flat bass EQ.
Range: ±10dB.
Treble
Turn the Treble Knob on the M40 Front Panel to adjust the
treble (high frequencies) in the speaker level output. Turn
counterclockwise to reduce treble; turn clockwise to increase
treble. Center detente (click) is flat treble EQ.
Range: ±10dB.
Balance
Turn the Balance Knob on the M40 Font Panel to adjust the
relative audio level between the left and right speakers. If the
speakers are positioned so that they are not an equal distance
from the Ideal Listening Zone, (Diagram 5, Page 15) adjust
the Balance so the amount of sound coming from the left and
right speakers is equal. Turn counterclockwise to reduce right
channel level; turn clockwise to reduce left channel level.
SP. A
SP. A
M40 Front Panel
Diagram 25 Volume/Mute
Diagram 26 Tone and Balance Controls
26
M40 Remote
M40 Front Panel
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