Yamaha XS250 - Manual (Page 7)

7
■ Speaker Impedance
In STEREO and PARALLEL modes, the minimum load (i.e., speaker) impedance is 4
Ω
. In BRIDGE mode it is 8
Ω
.
Make sure that the impedance does not fall below this specified impedance.
Using the barrier strip and binding posts simultanuously
STEREO mode connections: MODE
STEREO PARALLEL
BRIDGE
Set to STEREO
PARALLEL mode connections: MODE
STEREO PARALLEL
BRIDGE
Set to PARALLEL
BRIDGE mode connections: MODE
STEREO PARALLEL
BRIDGE
Set to BRIDGE
– – + +
SPEAKERS
– – + +
+ + – – + + – –
Each speaker
min. 8
Ω
Each speaker
min. 8
Ω
– – + +
SPEAKERS
– – + +
– + – +
Speaker
min. 16
Ω
Speaker
min. 16
Ω