Yamaha R-V703 Owner's Manual - Page 13

English How to Connect: Connect the SPEAKERS terminals to your speakers with wire of the proper gauge, cut as short as possible. If the connections are faulty, no sound will be heard from the speakers. Make sure that the polarity of the speaker wires is correct, that is the + and - markings are observed. If these wires are reversed, the sound will be unnatural and lack bass. Caution Do not let the bare speaker wires touch each other or any metal part of this unit. This could damage this unit and/or speakers. For connecting to the MAIN SPEAKERS terminals Red: positive (+) Black: negative (-) 2 1 3 Œ Unscrew the knob.  Insert the bare wire. [Remove approx. 5mm (1/4") insulation from the speaker wires.] Ž Tighten the knob and secure the wire. Banana Plug connections are also possible. Simply insert the Banana Plug connector into the corresponding terminal. For connecting to the REAR and CENTER SPEAKERS terminals Red: positive (+) Black: negative (-) Œ Ž  Œ Press the tab.  Insert the bare wire. [Remove approx. 5mm (1/4") insulation from the speaker wires.] Ž Release the tab and secure the wire. 13