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POWERED SPEAKER
YST-M40/M45D SERVICE MANUAL
I 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
YST-M40/M45D
I SPECIFICATIONS
Type ................. Advanced Yamaha Active Servo Technology Dimensions (W x H x D)
Output Power ................................. 12W + 12W (1kHz, 4) Right channel ...... 95 x 248 x 203 mm (3.74" x 9.76" x 7.99")
Input Sensitivity ....................... 200mV (1kHz, 4 at 12W) Left channel ......... 95 x 248 x 199 mm (3.74" x 9.76" x 7.83")
Input Impedance ........................................................... 20k Weight
Frequency Response .................................. 70Hz to 20kHz Right channel ......................................... 1.1 kg (2.43 lbs.)
Speaker Unit ...... 8cm (3.5") full-range cone, magnetic shielding Left channel ............................................ 0.8 kg (1.76 lbs.)
Output Impedance ....................................................... 330 Finish ............... YST-M40W/YST-M45DW: Computer white
Output Level ........................... 0.7V (at 200mV Rated Input) YST-M40B/YST-M45DB: Black
Power Supply .......................................................... DC 15V 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.
100706
P.O.Box 1, Hamamatsu, Japan
YST-M40/M45D
I FRONT PANELS
VOLUME
POWERED MULTIMEDIA SPEAKERS YST-M40 POWERED MULTIMEDIA SPEAKERS YST-M45D
BASS TREBLE 3D SURROUND
I REAR PANELS
L R L R
POWERED MULTIMEDIA POWERED MULTIMEDIA POWERED MULTIMEDIA POWERED MULTIMEDIA
SPEAKERS SPEAKERS SPEAKERS SPEAKERS
MODEL NO. YST-M40 MODEL NO. YST-M40 MODEL NO. YST-M45D MODEL NO. YST-M45D
INPUT 1 INPUT 1
INPUT 2 INPUT 2
TO RIGHT TO LEFT TO RIGHT TO LEFT
SPEAKER SPEAKER SPEAKER SPEAKER
OUTPUT OUTPUT
(ADJ. VOL.) (ADJ. VOL.)
USB
INPUT
DC 15V DC 15V
MADE IN CHINA MADE IN CHINA MADE IN CHINA MADE IN CHINA
1
YST-M40/M45D
I INSTALLING AND VERIFYING Verifying the installation of device drivers
After you have installed the device drivers as explained in
THE YST-M45D SPEAKER the previous section, follow the steps below to verify that
DEVICE DRIVERS Windows 98 recognizes these drivers.
1. Select "Start," then select "Settings-->Control Panel"
Please follow these steps to install the Yamaha YST-
from the menu.
M45D speaker device drivers in your Windows 98 system
2. Double-click "System" in the control Panel to display
using the included CD-ROM, and verify that Windows 98
the "System Properties" panel, select the "Device
recognizes the installed device drivers and that audio CD,
Manager" tab, then select "View devices by type."
sound generated while using software, and system
3. Click the plus sign (+) for "Human Interface Devices,"
sounds from the computer will be output via the USB port.
"Sound, video and game controllers," and "Universal
Serial Bus Controller" in the device list, and check to
Installing the device drivers see if "Human Interface Devices," "YAMAHA YST-
M45D USB Audio," and "YAMAHA YST-M45D USB
Notes:
Composite Device" are listed respectively.