AMC iComC 2x20 User Manual - Page 7

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Functions

STEREO/BRIDGE MODE

There are available 2 modes of operation: stereo and bridge. Don't use this switch when amplifier is

turned on, change mode when amplifier is turned off.

Stereo mode: This is generally used mode. In stereo mode both amplifiers channels work

independently. The minimum loudspeakers impedance should be not less than 4Ω.

Bridge mode: This mode combines the power from both channels to drive a single loudspeaker. The

minimum loudspeakers impedance should be not less than 8Ω. Please note that prolonged outputs

overdriven can damage amplifier's output stage.

IR DETECTOR

Receive control commands from the remote control.

INPUT INDICATOR

Indicates which audio input Line1, Line2 and Mic is selected.

INPUT SELECTOR

Input selector allows to select one of tree available audio inputs: Line1(3,5 mm stereo Jack

connector), Line2 (Stereo RCA connector), Mic (Phoenix connector).

LEVEL INDICATOR

LED indicator displays current level of the volume, tone and balance. Volume level can be adjusted

in 64 steps from 0 to 63. Treble and bass level can be adjusted in 15 steps from -7 to 7. Balance

adjusting limits from L9 to R9 (L9 - right output channel is fully muted, R9 – left channel muted).

FUNCTION INDICATOR

LED indicates active function which can be adjusted by LEVEL knob.

LEVEL CONTROL

Push "LEVEL" button to scroll between the volume, treble, bass and balance, in order to adjust

selected parameter, turn "LEVEL" knob. Amplifier set volume function automatically if level knob is

inactive more than 3 sec.

ON/OFF BUTTON

To turn the unit ON or OFF, press this button. Before turning on the amplifier, check all connections.

A momentary muting is normal when turning the amplifier on or off. Always turn on your power

amplifier last, after all your other connected equipment, and always turn off your amplifier first

before your other connected equipment.

RS-232 INTERFACE CONNECTOR

D-Sub 9-pin connection for serial interface. This connector is designed to control device functions

by using external control unit, like Creston or PC etc.

DIP SWITCH

This DIP switch allows enabling loudness function, limiter and phantom power.