Pioneer GM-X554 - Manual (Page 10)

Connecting the Speakers and Input wires
The speaker output mode can be four-channel, three-channel (stereo +
mono) or two-channel (stereo, mono). Connect the speaker leads to suit the
mode according to the figures shown below.
Four-channel mode
Three-channel mode
+ + ≠
+ ≠
≠
+ + ≠
+ +≠ ≠
≠
9
Connecting the Unit
Input Select Switch
For two-channel input, slide this switch to
the left. For four-channel input, slide this
switch to the right.
RCA input jack A
(Left)
Speaker out A
(Right)
RCA input jack B
Connecting wires
with RCA plugs (sold
separately)
From car stereo (RCA output)
If only one input plug is used, such as when the
car stereo has only one output (RCA output),
connect the plug to RCA input jack A, but do
not connect a plug to RCA input jack B.
(Right)
Speaker out B
(Left)
Input Select Switch
For two-channel input, slide this switch to
the left. For four-channel input, slide this
switch to the right.
RCA input jack A
(Left)
Speaker out A
(Right)
RCA input jack B
Connecting wires
with RCA plugs (sold
separately)
From car stereo (RCA output)
If only one input plug is used, such as when the
car stereo has only one output (RCA output),
connect the plug to RCA input jack A, but do
not connect a plug to RCA input jack B.
Speaker out B
(Mono)