Marantz PM7001 PM7001 User Manual - Page 7

ENGLISH BEFORE MAKING CONNECTIONS WIRING SPEAKER CABLE • Be careful not to short circuit in wiring speaker cables. • Peel off the corting of speaker cable as shown below. Approx. 7/16 ins. (10 mm) Here following is explained BI-WIRING connection that improve sound quality. The speakers in this explanation have low and mid/high input jacks that support a BI-WIRING connection. To determine whether or not your speakers support a BI-WIRING connection, check in the instruction manual that came with your speakers or contact the manufacturer. Cut the corting of cable. Peel off the edge of cable. • Wiring with speaker cable. Twist conductors. BI-WIRING CONNECTION A bi-wiring connection separately connects the low and mid/ high jacks of the speaker to the amplifier using separate speaker cables. Because separate cables are used for low and mid/high sounds, the kick back current in the low speaker causes little interference with the mid/high speaker. The PM7001 and speakers of Connection Example 1 (pg. 5) use a bi-wiring connection, therefore also refer to that page for help. Turn counter-clockwise Insert conductor to loosen. of cable. Turn clockwise to tighten. Your speaker system must satisfy the below conditions. If it does not, the PM7001's protective circuit will active, whereby preventing proper playback. In some cases, the amplifier and speakers may be damaged. • If using 1 set of speakers, total speaker impedance must be 4Ω or more. • If using 2 sets of speakers, total speaker impedance must be 8Ω or more. CD player, etc. PM7001 Bi-wiring Speaker system connection Mid/high speaker Band pass filter Low speaker 3