Marantz MM7055B Guia do Utilizador descarregar pdf (Página 10)

ENGLISH

Connections

NOTE

• Do not plug in the power cord until all connections have been completed.

• When making connections, also refer to the operating instructions of the other components being

connected.

• Check the channel, and then connect correctly.

• Do not bundle power cords together with connection cables. Doing so can result in noise.

Preparations

Cables used for connections

Prepare the correct cables for use with the additional devices.

Audio cables

Balanced connections (XLR)

Balanced cable

Unbalanced connections (RCA)

Audio cable

Speaker connections

Speaker cable

Sets the connected input connectors

Switches the input settings used for input to each channel.

BALANCED: Set when connected to the XLR connector.

UNBALANCED: Set when connected to the RCA connector.

NOTE

If audio is input into input connectors that are not set using the input switching

switch, the audio will not be output from the speakers.

n XLR connector PIN arrangement

ew q

q GND (Ground)

w HOT (Hot)

e COLD (Cold)

The PIN arrangement in this device uses the European method.

In the USA method,

is COLD, and

is HOT.

When connecting a device that utilizes the USA type of PIN arrangement, replace

the

and

plugs on one side of the balanced cable.

NOTE

Do not short the HOT and GND or COLD and GND for use.

Speaker connections

Carefully check the channels of the speakers to be

connected to this unit (L/R/SL/SR/C) and + (red), –

(black), and connect like poles together.

Connecting the speaker cables

Peel off about 10 mm of sheathing from the tip

of the speaker cable, then either twist the core

wire tightly or terminate it.

NOTE

• Connect so that the speaker cable core wires

do not protrude from the speaker terminal.

The protection circuit may be activated if the

core wires touch the rear panel or if the + and –

sides touch each other (vpage10 “Protection

circuit”).

• Never touch the speaker terminals while the

power supply is connected. Doing so could

result in electric shock.

• Use speakers with impedance of 6 ohms or

more.

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