Marantz MA-9S1 manual Connections, Bi-Wiring, Wiring the speaker system

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4. Connections

Connection 1 - 4 are recommended by Marantz for the SC-7S1 with Marantz MA-9S1s. All Connections are based on speaker systems that are capable of Bi-Wiring.

Please read the instruction manual for the SC-7S1 for use. Name and Function P12

Bi-Wiring

The method is to improve sound quality, by connecting speaker cable respectively to each terminal for Bass and Mid/High speak- ers. This method will reduce interference caused by the bass speaker and the Mid/High speaker unit being powered by the same amplifier.

Wiring the speaker system

Speaker system doesn’t comply with the Bi-Wiring

Be careful not to short circuit or touch the speaker cables to each other.

Peel off the coating or insulation of the speaker cable as shown below.

Wiring with speaker cable.

Approx. 1 cm

Cut the coating

Peel off the edge

Twist conductors.

or insulation

of the cable.

 

of the speaker

 

 

cable.

 

 

Wiring with “Y” style terminal

Please connect either of the speaker terminals 1 or 2. And please use a speaker system whose impedance is for 4 - 16. If impedance is lower than 4, the protection circuit will be engaged during play. This will result in no output of the Amplifier.

Speaker system complies with the Bi-Wiring

Please connect both of the speaker terminals 1 and 2. And please use a speaker system whose impedance is for 4 - 16. If impedance is lower than 4, protection circuit will be engaged during play. This will result in no output of the Amplifier.

Polarity of Speaker output terminal

Speaker terminals have positive (+ : Red) and negative (– : White) polarity and speaker wires also have (+ & –) polarity. In wiring, be sure to connect the terminals with the same po- larity (+ and +, – and –).

Wiring the speaker

CAUTION:

When connecting two pairs of speaker systems simulta- neously, the impedance of each speaker system should be no less than 8 ohm .

Connecting a speaker system with a lower impedance than 8 ohm may activate the protection circuitry and make nor- mal stereo reproduction impossible.

Turn counter-clock-

Insert conductor

Turn clockwise to

wise to loosen.

of cable.

tighten.

Connection 2 Stereo Bi-Amp connection.

Turn counter-clock-

Insert conductor.

Turn clockwise to

wise to loosen.

tighten.

 

5

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Contents Model MA-9S1 User Guide Risk of Electric Shock Important Safety Instructions Table of Contents Instruction for use Accessories Equipment main AC power settingPrecautions ForewordMain features of this product Fully balanced monaural power ampConcept Instantaneous current Delivery capability Choke input systemConnections Bi-Wiring Wiring the speaker systemWiring the speaker ConnectionsConnections Bi-Amp connection Connections Complete Bi-Amp Connection Balanced terminalConnections Installing the Sacd multi-channel Audio speakers Connections Name and function Specification Dimensions Unit mm SpecificationBlock diagram About the Protective Circuit Trouble shootingMaintenance CE Marking Is a registered trademark
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