8
MS40DR Owner’s Manual
*Specifications and de scriptions in this Owner’s Manual are for information purposes only. Yamaha Corp. reserves the
right to change or modify products or specifications at any time without prior notice. Since specifications, equipment or
options may not be the same in every locale, please check with your Yamaha dealer.
Troubleshooting
No sound comes from the
speakers or subwoofer.
The AC power cord is not properly plugged
into the wall outlet.
Insert the AC power cord firmly into the wall
outlet.
The main power switch on the subwoofer is
set to OFF.
Set the main power switch to ON.
Connections are faulty or incomplete. Make sure the connections are secure, or use
a different cable.
The volume is set too low. Turn the MASTER VOLUME to the right to
increase the volume.
Turn the subwoofer BASS control to the right to
increase the volume.
The volume of your drum trigger module is
set too low.
Raise the volume of your drum trigger module.
Sound is distorted. The MASTER VOLUME dial is set too high. Turn the MASTER VOLUME to the left to
decrease the volume.
The BASS control dial is set too high. Turn the BASS control to the left to decrease
the volume of the Subwoofer speaker.
The levels of the mid and low frequency
ranges in the Master EQ settings of your
drum trigger module are set too high.
Adjust the Master EQ settings of your drum
trigger module. For details, refer to the Owner’s
Manual that came with your drum trigger mod-
ule.
Noise occurs in the sound. Connections are faulty or incomplete. Make sure the connections are secure, or use
a different cable.
The speakers produce a
“pop” sound whenever the
power is turned ON or OFF.
The instrument’s power is turned ON before
the Subwoofer’s power is turned ON.
First, turn the subwoofer’s power ON, then turn
the instrument’s power ON.
Specifications
Output power Satellite speakers 20W + 20W (1kHz, 20W/4Ω)
Subwoofer 40W
Frequency response Satellite speakers / Subwoofer
speaker
32Hz – 20kHz
Speaker unit Satellite speakers Tweeter: 1.9 cm (3/4") dome, magnetic shielding
Midrange: 8 cm (3") cone, magnetic shielding
Subwoofer 16 cm (6.5") cone, magnetic shielding
Power consumption 65W
Power supply U.S.A. and Canada models: AC 120 V, 60 Hz
Australia model: AC 240 V, 50 Hz
U.K. and Europe models: AC 220-230 V, 50-60 Hz
Dimensions (W x H x D) Satellite speakers 97 x 159 x 178 mm
Subwoofer 350 x 210 x 321 mm
Weight Satellite speakers 0.7kg x 2
Subwoofer 7.4kg
Accessories Pipe clamps (2), hex key (1), RCA pin/8-pin - RCA pin/phone combination cable (1),
Owner’s Manual (this document)