P.O.Box 1, Hamamatsu, Japan
100706
SERVICE MANUAL
POWERED SPEAKER
YST-M40/M45D
Type
................. Advanced Yamaha Active Servo Technology
Output Power
................................. 12W + 12W (1kHz, 4
Ω
)
Input Sensitivity
....................... 200mV (1kHz, 4
Ω
at 12W)
Input Impedance
........................................................... 20k
Ω
Frequency Response
.................................. 70Hz to 20kHz
Speaker Unit
...... 8cm (3.5") full-range cone, magnetic shielding
Output Impedance
....................................................... 330
Ω
Output Level
........................... 0.7V (at 200mV Rated Input)
Power Supply
.......................................................... DC 15V
Dimensions (W x H x D)
Right channel
...... 95 x 248 x 203 mm (3.74" x 9.76" x 7.99")
Left channel
......... 95 x 248 x 199 mm (3.74" x 9.76" x 7.83")
Weight
Right channel
......................................... 1.1 kg (2.43 lbs.)
Left channel
............................................ 0.8 kg (1.76 lbs.)
Finish
............... YST-M40W/YST-M45DW: Computer white
YST-M40B/YST-M45DB: Black
Accessories
........................ AC Adaptor (DC15V, 1.2A) x 1
3.5mm stereo mini plug cable (1.8 m) x 1
RCA pin plug cable (1.8 m) x 1
8pcs of non skid pads x 1 set
USB cable (2 m) x 1 / CD-ROM x 1 (YST-M45D only)
* Specifications are subject change without notice due to
product improvements.
■
SPECIFICATIONS
YST-M40/M45D
■
CONTENTS
FRONT PANELS
....................................... 1
REAR PANELS
.......................................... 1
INSTALLING AND VERIFYING
THE YST-M45D SPEAKER
DEVICE DRIVERS
.................................... 2
EXPLODED VIEW (YST-M40)
.................. 4
EXPLODED VIEW (YST-M45D)
............... 5