Yamaha DSP-Z11 Owner's Manual page 15

Quick start guide
Left rear Left front
presence speaker presence speaker
0 0
Left subwoofer Right subwoofer
Subwoofer
cable
Subwoofer cable
Be sure to connect the left channel (L), right channel
(R), "+" (red line) and "–" (white line) properly.
Note
Check the impedance of the speaker you are connecting. If
the impedance of your speaker is 6-ohm, change the setting of
"SPEAKER IMP." in "Advanced setup" (see page 119).
Surround left Surround back Front left speaker
speaker left speaker
15
En