AMC MA 240 Panduan Pengguna - Halaman 8

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Halaman Cetak

Operation

Rear panel operation

VENTILATION HOLES

To ensure proper ampliﬁers cooling leave these ventilation's holes unblocked.

Blocked ventilation's holes can be reason of ampliﬁers damage.

POWER CONNECTOR AND AC FUSE

Power connector is designed for main powers connecting to ampliier. This

connector is combined with fuse holder and 6.3A 250V fuse inside.

+24V DC TERMINAL

24V DC terminal is designed to power up the ampliier when the main power

is unavailable. Use only DC 24V power supply or batteries and take attention to

polarity during the wiring. 24V DC Current - 20A.

OUTPUT TERMINAL

Output terminal is designed to connect audio line to ampliﬁer. There are availa-

ble 4 types of output: low impedance 4 Ω output, 25 V, 70 V and 100 V outputs

for audio line. Please ind some connection examples below in this user manual.

PREAMPLIFIER OUTPUT

This is line level output directly from device preampliier. Preampliier output

and ampliﬁer input are designed to insert signal processor such as equalizer or

limiter.

USER MANUAL

MA 240 Mixing ampliier

INPUT TO POWER AMPLIFIER STAGE

This is line level input directly to device power ampliier. Preampliier output

and ampliﬁer input are designed to insert signal processor such as equalizer or

limiter.

REC OUTPUT

This is line level stereo RCA output to connect audio recording equipment.

AUX INPUT

Line level stereo RCA input. AUX input allows to connect the line level audio,

input level can be adjusted by using AUX knob, located in the front panel.

BALANCED XLR INPUTS

These balanced XLR inputs are universal, the gain (MIC or LINE) of these inputs

are selectable by switch located near the input in the rear panel. If the 24V

PHANTOM power is activated the input gain sets to microphone level automati-

cally. Please note: Phantom power is switchable on each XLR input separately.

First balanced XLR input have a priority against other inputs.