11
How to Operate
How to Operate
Power On
To have the MC501 automatically turn On or Off when a
control center turns on or off,
rotate the power switch to the
remote position. For manual
operation, rotate the power
switch to the On or Off position
as desired. Refer to figure 10.
Note: There must be a power
control connection
between the MC501 and
the McIntosh Control
Center, in order for the remote power turn-on to
function.
Meter Selection
Rotate the meter mode switch to select the meter operation
mode you desire. Refer to figures 11 and 12.
Lights Off - Meter lights are
turned off and
the meter will
continue to indi-
cate the power
output.
Watts- The meter re-
spond to all the
musical informa-
tion being pro-
duced by the am-
plifier. They indicate to an accuracy of at least
95% of the power output with only a single
cycle of a 2000Hz tone burst.
Hold - The meter pointer is locked to the highest
power peak in a sequence of peaks. It is elec-
tronically held to this power level until a
higher power peak passes through the ampli-
fier. The meter pointer will then rise to the
newer higher indication. If no further power
Figure 10
Figure 12
Figure 13
peaks are reached, the meter pointer will very
slowly return to its rest position or lower
power level. The decay rate is approximately
6dB per minute.
Note: The MC501 Power Output Meter
indicates the actual wattage delivered to
the Loudspeakers by responding to the
combination of current and voltage
output.
Input Mode Switch
The Input Mode Switch, which is located on the Top Rear
Panel of the MC501, allows selection of either the Bal-
anced or Unbalanced Input.
Refer to figure 13.
Figure 11
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