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The McIntosh C45 Audio Control Center has been factory
configured for operating settings that allow immediate en-
joyment of superb high fidelity audio without the need for
further adjustments. If you wish to make changes to the fac-
tory default settings, refer to the
SETUP Section of this Owner’s
Manual starting on page 15.
Power On and Off
Press the POWER switch to ON,
the Red LED above the
STANDBY/ON Push-button
lights to indicate the C45 is in
Standby Mode. To Switch On the
C45 press the STANDBY/ON
Push-button. Refer to figures 31
and 32.
Notes: For normal operation,
switch the C45 On and
Off with the Standby/On
Push-button. You may
also turn On the C45 by
simply pressing the
Power Push-button on
the Remote Control. If
the C45 is not going to
be used for an extended
period of time, turn Off
all AC Power with the
Power Switch.
Input Source Selection
Select the desired Source with
the Front Panel INPUT Control
or the Source Push-button on the
Remote Control.
How to Operate the C45
Volume Control
Adjust the Front Panel VOLUME Control or the UpS /
DownT Push-buttons on the Remote Control for the de-
sired listening level.
Mute
Press the MUTE Push-button, on the C45 Front Panel or on
the Remote Control, to Mute the Audio at the OUTPUTS
Connectors and HEADPHONES Output Jack. The Front
Panel Alphanumeric Display will indicate the Input Source
Name followed by the word MUTE in place of the actual
volume setting. Refer to figure 33.
Pressing the Mute Push-button a second time or adjusting
the volume control (either the Front Panel or Remote Con-
trol) will un-mute the C45.
If the Front Panel MUTE Push-button is pressed for at
least 3 seconds, the C45 will mute the OUTPUTS connec-
tors, yet listening with headphones will continue until the
Mute Push-button is pressed again. Refer to figure 34.
Balance (Trim Function)
Listening balance varies with different program sources,
room acoustics and listening positions relative to the loud-
speakers.Adjust the Balance Trim Function as needed to
achieve approximately equal listening volume levels in each
loudspeaker. To adjust the Balance press the Front Panel
How to Operate the C45
Figure 33
Figure 34
Figure 32
Figure 31