AMC DMPA 240 Manual do utilizador - Página 7

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Operation

Front panel functions

MIC 1 / MIC 2 LEVEL CONTROLS

Rotary knobs for adjusting volume level of the MIC 1 and MIC 2 inputs.

MUSIC SOURCE SELECT SWITCH

Switch for selecting music source from either AUX input or media player.

MUSIC LEVEL CONTROL

Rotary knob for adjusting level of music source, previously selected with music

source select switch.

BASS & TREBLE TONE CONTROLS

Tone controls provide attenuation of bass and treble response. The flat position

is obtained when the knobs are set to middle position. Turn the knob clockwise

to raise tone level approximately +10 dB; turn counterclockwise to lower tone

level by approximately -10 dB.

POWER SWITCH

Switches device ON / OFF. The button is LED-illuminated when the device is ON

Back panel functions

MAIN POWER CONNECTOR AND FUSE

Power connector for mains power, combined with fuse holder. Use only the

same type of fuse that is written on the device.

USER MANUAL

DMPA Media Player Amplifier

AMPLIFIER OUTPUT

DMPA series devices have three audio outputs for different impedance speakers

and audio lines: 4Ω, 70V and 100V. Only one output can be used at the time.

Operating amplifier with more than one output may cause damage the

amplifier or connected speakers.

AMPLIFIER OUTPUT IMPEDANCE SWITCH

Switch amplifier between 4Ω and 70V / 100V output impedance modes,

coresponding to the connected output.

LINE LEVEL AUDIO OUTPUT

RCA stereo output for connecting device to external audio amplifier or other

equipment.

AUX INPUT

RCA stereo input for connecting external audio source.

MIC INPUTS

Two microphones can be connected to device: MIC 1 using phoenix connector,

MIC 2 using XLR / TRS combo connector.

MIC 1 PHANTOM POWER AND INPUT PRIORITY

MIC 1 input can provide 24V phantom power for condenser microphones. This

input can also have a priority over other sources (when activated, it mutes other

sounds).