5
3. CONTROL ELEMENTS
Front Panel:
1 POWER SWITCH
It powers the MAC 2 series ON and OFF.
2 POWER INDICATOR LED
This Power LED lights up when the unit is powered up.
a. It will light up when the unit is in Protection Mode due to overheating, short
circuit, low impedance load or other causes (For MAC 2.2 & MAC 2.3).
b. It will light up when the unit is in Protection Mode due to overheating, exist
DC output or other causes (Only for MAC 2.4 ).
3 PROTECTION LED
SPOTLIGHT
4ClipLED
a. These LEDs will light up when distortion reaches a level of 0.5%, Turn the
relative GAIN control down so that the CLIP LEDs only flash occasionally (For
MAC 2 series).
b. The LED will light up due to short circuit, low impedance load (Only for MAC 2.4).
These LEDs will light up when the signal at the output is at least 100 mV.
5 SIGNAL LED
6GAINCONTROLS
These controls are used to adjust the output signal level.
7 COOLING VENTS
The MAC 2 series amplifiers are equipped with two fans, which can accelerate
the flow of air to low the temperature inside unit. The inside temperature
determines the fan speed, which controls the inside air flowing speed.
POWER
ON
OFF
MAC 2.4
Stereo Power Amplifier
LTO
R
CLIP
SIG
PROT
POWER
CH1 CH2
1
7
4
5
6
2
3
6
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