Yamaha RX-V673 Owner's Manual page 18

_Speaker placement _@_@_@_
Setting the speaker impedance
Under itsdefault settings, the unit is configured for 8-ohm speakers. When connecting
6-ohm speakers, set the speaker impedance to "6 _ MIN". In this case, you can also
use 4-ohm speakers as the front speakers.
Before connecting speakers, connect the power cable to an AC wall
outlet.
While holding down STRAIGHT on the front panel, press
MAIN ZONE _.
MAIN ZONE d_
STRAIGHT
Check that "SP IMP." is displayed on the front display.
4 Press STRAIGHT to select "6 _ MIN".
Press MAIN ZONE _ to set the unit to standby mode and remove the
power cable from the AC wall outlet.
You are now ready to connect the speakers.
PREPARATIONS • Placing speakers En 18