5Chapter One : Connecting Your Devices Audio-Video Receiver KRF-X9992DConnectionsConnecting Your Speakers, continuedDo not plug in the receiver to AC power until allconnections have been made.To Connect Front Speakers Only:If you only intend to listen to stereo sound (asopposed to surround sound), you may simplyconnect a single pair of speakers. To do so:1. Loosen the speaker wire binding posts.2. Insert the wire from the positive jack on theRIGHT FRONT speaker into the U-shaped slot inthe base of the positive RIGHT FRONT post. Laythe wire to the right of the post; that way, whenyou tighten the binding post, it will naturallytwist the wire into the best connection. Tightenthe post. Repeat for the negative wire on theRIGHT FRONT speaker as shown to the right.3. Repeat step 2 for the positive and negative wireson the LEFT FRONT speaker.To Connect Front and Surround SoundSpeakers:To listen to the full surround sound that thisreceiver can put out, connect front speakers, center,left surround, and right surround speakers. To do so:1. Loosen the speaker wire binding posts.2. Follow the steps under “To Connect FrontSpeakers Only” on this page to connect theRIGHT and LEFT FRONT speakers.3. Insert the wire from the positive jack on theCENTER speaker into the U-shaped slot in the baseof the positive CENTER post, as shown to the right.Tighten the post. Repeat for the negative wire.4. Insert the wire from the positive jack on theRIGHT SURROUND speaker into the U-shapedslot on the base of the positive RIGHT SUR-ROUND post. Tighten the post. Repeat for thenegative wire.5. Repeat step 4 for the positive and negative wireson the LEFT SURROUND speaker.What if I Have a Powered Subwoofer?Simply connect the subwoofer’s audio cable to thereceiver’s subwoofer PRE OUT jack as shown to theleft.Never short circuit the + and - speaker wires.Do not switch the left and right speaker wires orswap the + and - wires on the binding posts.The speakers must have a nominal impedance ofbetween 6Ω and 16Ω.Using Speaker Wire1. Loosen post2. Insert wire3. Tighten post