Yamaha EMX660 Musical Instrument User Manual


 
10 Front and rear panel
EMX660—Owner’s Manual
Rear panel
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.
When the power amp select switch is set to
MAIN-MONITOR or MAIN-MAIN:
• Two-channel connection
Two 4–8 speakers can be connected to the A
jack or B jack of the POWER AMP 1/2 (maxi-
mum output 300W+300W).
• Two-channel parallel connection
Two 8–16 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).
When the power amp select switch is set to
MAIN-BRIDGE (Bridge connection)
• One 8–16 speaker can be connected to the
BRIDGE jack (maximum output 600 W).
2 Power switch
This switch turns the power of the EMX660 on/
off.
SPEAKERS
POWER
BABA
POWER AMP 1
BRIDGE
POWER AMP 2
ON /
OFF
12
Caution:
When using a bridge connection, do not con-
nect anything to the POWER AMP 1 and POW-
ER AMP 2 jacks. Likewise, when using the
POWER AMP 1 and/or POWER AMP 2 jacks,
do not connect anything to the BRIDGE jack.
Note: Before turning the EMX660 on/off, turn
down the MASTER controls of the MONITOR
and MAIN section.