Yamaha AVENTAGE RX-A670 Owner's Manual

Connect the speakers placed in your room to the unit. The following diagrams provide connections for 5.1- and 7.1-channel system as an example. For other systems, connect
speakers while referring to the connection diagram for the 5.1

‑channel system.

▪ Remove the unit’s power cable from an AC wall outlet and turn off the subwoofer before connecting the speakers.
▪ The speaker has the polarity (+/-). Connect the speaker cable correctly between the positive (+) terminal of the unit and the speaker, and also between the negative (-) terminal of them.

Speaker cables (x the number of speakers)

–

+

–

+

Audio pin cable (x1: for connecting a subwoofer)

1

2

3

4

9

5

3

R

E

2

1

4

7

6

Audio pin cable

Use a subwoofer with built-in amplifier.

Subwoofer

Surround (L)

Surround (R)

Center

Front (R)

Front (L)

10 mm
(3/8”)

Surround back (R)

Surround back (L)

Presence (R)

Presence (L)

* You cannot use the surround back speakers and the presence

speakers at the same time.

▪ Prepare speaker cables in a place away from the unit, to avoid accidentally dropping wire

strands into the unit's interior which could result in a short circuit or malfunction of the unit.

▪ Improper connecting of the speaker cables may cause short circuit and also damage the unit

or the speakers.

– Twist the bare wires of the speaker cables firmly together.

– Do not let the bare wires of the speaker cable touch one

another.

– Do not let the bare wires of the speaker cable come into

contact with the unit’s metal parts (rear panel and screws).

▪ If “Check SP Wires” appear on the front display when the unit is turned on, turn off the unit,

and then check the speaker cables short circuit.