Yamaha EMX660 Owner's Manual - Page 10

10 Front and rear panel Rear panel 2 POWER ON / OFF 1 SPEAKERS B A B A POWER AMP 2 BRIDGE POWER AMP 1 1 Speaker output jacks (POWER AMP 1 A/B, POWER AMP 2 A/B, BRIDGE) Speakers can be connected to these jacks. The EMX660 contains a two-channel power amp, and there are three ways in which the speakers can be connected to the EMX660. At this time, use the power amp select switch J on the control panel to select a signal sent to the correct jacks. s When the power amp select switch is set to MAIN-MONITOR or MAIN-MAIN: • Two-channel connection Two 4-8Ω speakers can be connected to the A jack or B jack of the POWER AMP 1/2 (maximum output 300W+300W). • Two-channel parallel connection Two 8-16Ω speakers can be connected to the POWER AMP 1 A/B jacks and two more to the POWER AMP 2 A/B jacks, for a total of four speakers (maximum output 300 W+300 W). s When the power amp select switch is set to MAIN-BRIDGE (Bridge connection) • One 8-16Ω speaker can be connected to the BRIDGE jack (maximum output 600 W). Caution: When using a bridge connection, do not connect anything to the POWER AMP 1 and POWER AMP 2 jacks. Likewise, when using the POWER AMP 1 and/or POWER AMP 2 jacks, do not connect anything to the BRIDGE jack. 2 Power switch This switch turns the power of the EMX660 on/ off. Note: Before turning the EMX660 on/off, turn down the MASTER controls of the MONITOR and MAIN section. EMX660-Owner's Manual