Yamaha ystm45 schematic

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

POWERED SPEAKER

SERVICE MANUAL

■ SPECIFICATIONS

Type ................. Advanced Yamaha Active Servo Technology

Output Power ................................. 12W + 12W (1kHz, 4Ω)

Input Sensitivity ....................... 200mV (1kHz, 4Ω at 12W)

Input Impedance ........................................................... 20kΩ

Frequency Response .................................. 70Hz to 20kHz

Speaker Unit ......

Output Impedance ....................................................... 330Ω

Output Level ........................... 0.7V (at 200mV Rated Input)

Power Supply .......................................................... DC 15V

8cm (3.5") full-range cone, magnetic shielding

Dimensions (W x H x D)

Right channel ......

Left channel .........

Weight

Right channel ......................................... 1.1 kg (2.43 lbs.)

Left channel ............................................ 0.8 kg (1.76 lbs.)

Finish ...............YST-M40W/YST-M45DW: Computer white

Accessories ........................AC Adaptor (DC15V, 1.2A) x 1

USB cable (2 m) x 1 / CD-ROM x 1 (YST-M45D only)

95 x 248 x 203 mm (3.74" x 9.76" x 7.99")

95 x 248 x 199 mm (3.74" x 9.76" x 7.83")

YST-M40B/YST-M45DB: Black

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

YST-M40/M45D

100706

* Specifications are subject change without notice due to

product improvements.

P.O.Box 1, Hamamatsu, Japan

YST-M40/M45D

R

POWERED MULTIMEDIA

SPEAKERS

MODEL NO. YST-M45D

INPUT 1

INPUT 2

USB

INPUT

DC 15V

TO LEFT
SPEAKER

OUTPUT

(ADJ. VOL.)

MADE IN CHINA

VOLUME

BASS TREBLE 3D SURROUND

■ FRONT PANELS

POWERED MULTIMEDIA SPEAKERS YST-M45DPOWERED MULTIMEDIA SPEAKERS YST-M40

YST-M40(Lch) YST-M45D(Lch) YST-M40/M45D(Rch)

■ REAR PANELS

L

POWERED MULTIMEDIA

SPEAKERS

MODEL NO. YST-M40

TO RIGHT
SPEAKER

MADE IN CHINA

R

POWERED MULTIMEDIA

SPEAKERS

MODEL NO. YST-M40

INPUT 1

INPUT 2

TO LEFT
SPEAKER

OUTPUT

(ADJ. VOL.)

DC 15V

MADE IN CHINA

L

POWERED MULTIMEDIA

SPEAKERS

MODEL NO. YST-M45D

TO RIGHT
SPEAKER

MADE IN CHINA

1

YST-M40(Lch) YST-M40(Rch) YST-M45D(Lch) YST-M45D(Rch)