Pioneer SC-LX78-S: Connecting the speakers

Connecting the speakers: Pioneer SC-LX78-S

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6

 Connecting up

Connecting the speakers

The receiver will work with just two stereo speakers (the front speakers in the diagram) but using 

at least five speakers is recommended, and a complete setup is best for surround sound.

To achieve the comfortable surround sound, install your speakers as shown below.

7.1 channel surorund system:

L

 – Front Left

C

 – Center

R

 – Front Right

SL

 – Surround Left

SR

 – Surround Right

SBL

 – Surround back Left

SBR

 – Surround back Right

SW

 – Subwoofer

 Note

• There are also other speaker connection 

patterns (top middle, front height, front 

wide, etc.). For details, see “

Connecting 

your equipment

” of the operating 

instructions.

Connecting the speaker cables

Make sure you connect the speaker on 

the right to the right (

R

) terminal and the 

speaker on the left to the left (

L

) terminal. 

Also make sure the positive and negative 

(

+/–

) terminals on the receiver match those 

on the speakers.

Twist exposed wire strands together.

Loosen terminal and insert exposed wire.

Tighten terminal.

1

2

3

10 mm

 CAUTION

• Before making or changing 

connections, switch off the power and 

disconnect the power cord from the AC 

outlet.

• These speaker terminals carry 

HAZARDOUS LIVE

 voltage. To 

prevent the risk of electric shock when 

connecting or disconnecting the 

speaker cables, disconnect the power 

cord before touching any uninsulated 

parts.

SL

L

R

SR

SBL

SBR

SW 

C

After installing the speakers, connect them as shown below.

PRE OUT

SURROUND SURR BACK T.MIDDLE

(Single)

(Single)

FRONT

CENTER

SUBWOOFER

1

2

SPEAKERS

FRONT

CENTER

A

A

B

R

L

SURROUND

R

L

SURROUND BACK

R

L

TOP MIDDLE

R

L

F WIDE

L

R

FRONT WIDE /

R

L

LINE LEVEL

INPUT

Subwoofer 

(

SW

)

Front Right 

(

R

)

Surround Right

(

SR

)

Surround Left

(

SL

)

Front Left 

(

L

)

Center 

(

C

)

Surround back Right

(

SBR

)

Surround back Left

(

SBL

)

 Note

• When only connecting one surround back speaker, connect it to the 

SURROUND BACK L 

(Single)

 terminals.

• This unit supports speakers with a nominal impedance of 4 

W

 to 16 

W

.