Yamaha-YSTM45D-spk-sm(1) 维修电路原理图.pdf

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1、P.O.Box 1, Hamamatsu, Japan100706SERVICE MANUALPOWERED SPEAKERYST-M40/M45DType. Advanced Yamaha Active Servo TechnologyOutput Power . 12W + 12W (1kHz, 4)Input Sensitivity. 200mV (1kHz, 4 at 12W)Input Impedance. 20kFrequency Response . 70Hz to 20kHzSpeaker Unit .8cm (3.5) full-range cone, magnetic sh

2、ieldingOutput Impedance . 330Output Level . 0.7V (at 200mV Rated Input)Power Supply . DC 15VDimensions (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)WeightRight channel . 1.1 kg (2.43 lbs.)Left channel . 0.8 kg (1.76 lbs.)Finish .

3、YST-M40W/YST-M45DW: Computer whiteYST-M40B/YST-M45DB: BlackAccessories .AC Adaptor (DC15V, 1.2A) x 13.5mm stereo mini plug cable (1.8 m) x 1RCA pin plug cable (1.8 m) x 18pcs of non skid pads x 1 setUSB cable (2 m) x 1 / CD-ROM x 1 (YST-M45D only)* Specifications are subject change without notice du

4、e toproduct improvements.I SPECIFICATIONSYST-M40/M45DI CONTENTSFRONT PANELS . 1REAR PANELS. 1INSTALLING AND VERIFYINGTHE YST-M45D SPEAKERDEVICE DRIVERS . 2EXPLODED VIEW (YST-M40) . 4EXPLODED VIEW (YST-M45D) . 5RadioFans.CN 收音机爱 好者资料库YST-M40/M45DLPOWERED MULTIMEDIASPEAKERSMODEL NO. YST-M40TO RIGHTSPE

5、AKERMADE IN CHINALPOWERED MULTIMEDIASPEAKERSMODEL NO. YST-M45DTO RIGHTSPEAKERMADE IN CHINARPOWERED MULTIMEDIASPEAKERSMODEL NO. YST-M40INPUT 1INPUT 2DC 15VTO LEFTSPEAKEROUTPUT(ADJ. VOL.)MADE IN CHINARPOWERED MULTIMEDIASPEAKERSMODEL NO. YST-M45DINPUT 1INPUT 2USBINPUTDC 15VTO LEFTSPEAKEROUTPUT(ADJ. VOL

6、.)MADE IN CHINAVOLUMEBASSTREBLE3D SURROUNDPOWERED MULTIMEDIA SPEAKERS YST-M45DPOWERED MULTIMEDIA SPEAKERS YST-M40YST-M40 (L ch)YST-M45D (L ch)YST-M40/M45D (R ch)I FRONT PANELSYST-M40 (L ch)YST-M40 (R ch)YST-M45D (L ch)YST-M45D (R ch)I REAR PANELS1RadioFans.CN 收音机爱 好者资料库YST-M40/M45DI INSTALLING AND V

7、ERIFYINGTHE YST-M45D SPEAKERDEVICE DRIVERSPlease follow these steps to install the Yamaha YST-M45D speaker device drivers in your Windows 98 systemusing the included CD-ROM, and verify that Windows 98recognizes the installed device drivers and that audio CD,sound generated while using software, and

8、systemsounds from the computer will be output via the USB port.Installing the device driversNotes: Do not connect the PC using the USB cablebefore installing the YST-M45D device drivers. Ifyou accidentally connect them, refer to Re-installing the Device Driver on page 3. Before starting, check the S

9、ystem Requirementssection to see if your PC supports YST-M45D. Make sure that no other CD-ROM is loaded in theCD-ROM drive and that you quit all applicationprograms. Have your Windows 98 CD-ROM ready when youinstall the Yamaha YST-M45D speaker devicedrivers. You may need it in some cases. The instal

10、lation procedure may differ from thefollowing instructions depending on the systemenvironment. Follow the instructions that appear inthe dialog box. Please contact your computersmanufacturer or dealer if you have any questions.1. Connect the YST-M45D speakers as shown in thediagram on page 2 of Owne

11、rs Manual and connect theAC adaptor to the AC receptacle. At this time, do notconnect the YST-M45D to the computer using the USBcable.2. Turn on your PC and, if its not running already, startWindows 98.3. Insert the YAMAHA YST-M45D CD-ROM into the CD-ROM or DVD-ROM drive.If the Windows 98 Autorun fe

12、ature is turned on, theinstallation start up screen appears automatically.4. Continue with the installation as prompted.If the Windows 98 Autorun feature is not turned on, youmust start the installation manually, as explainedbelow.5. Double-click the My Computer icon.The My Computer window opens.6.

13、Double-click the CD-ROM icon.The installation start up screen appears.7. Continue with the installation as prompted.8. After the installation is completed, connect the YST-M45D to the computer using the USB cable.Verifying the installation of device driversAfter you have installed the device drivers

14、 as explained inthe previous section, follow the steps below to verify thatWindows 98 recognizes these drivers.1. Select Start, then select Settings-Control Panelfrom the menu.2. Double-click System in the control Panel to displaythe System Properties panel, select the DeviceManager tab, then select

15、 View devices by type.3. Click the plus sign (+) for Human Interface Devices,Sound, video and game controllers, and UniversalSerial Bus Controller in the device list, and check tosee if Human Interface Devices, YAMAHA YST-M45D USB Audio, and YAMAHA YST-M45D USBComposite Device are listed respectivel

16、y. The contents of the list on the display shown abovemay vary depending on the system environment.Note: If the letter an exclamation point (!), or a questionmark (?) appears to the left of the USB device name,check the following: Make sure that you have installed the drivers from theincluded CD-ROM

17、. Check to see if the USB cable is connected securely. The AC adaptor plug is connected to the AC receptacle.If these actions do not resolve the situation, refer to yourWindows documentation or ask your computer dealer toenable the USB port.2Select View devices by type.Human Interface Devices is lis

18、ted.Select View devices by type.YAMAHA YST-M45D USB Composite Device is listed.YAMAHA YST-M45D USB Audio is listed.YST-M40/M45DRe-installing the Device DriverIf you connect the PC and the YST-M45D via the USBports using the USB cable before you install the includedapplication software, the YST-M45D

19、device driver will notrecognize the devices correctly, and will display thefollowing items in the System Properties window: USB Audio Device in the list of Sound, video and gamecontrollers USB Composite Device in the list of Universal serialbus controllerTo recognize the devices correctly, re-instal

20、l the driverfollowing the steps below:1. Make sure the YST-M45D is connected to the PC viathe USB cable.2. Click the + symbol next to Universal serial buscontroller to display the list.3. Make sure that USB Composite Device appears in thelist and click to select it.4. Click Remove.The dialog shown b

21、elow appears. Click OK.USB Audio Device will be deleted.5. Make sure that USB Composite Device has beendeleted from the list of Universal serial bus controller.6. Disconnect the USB cable.7. Insert the included CD-ROM into the CD-ROM driveand re-install the device driver.8. Check the device driver.

22、Refer to Verifying theinstallation of device drivers on page 2.3USB Composite Device is listed.Ensuring the output of audio data from theUSB portFollow the steps below to ensure that the USB port onyour computer is ready to output CD audio.1. Select Start, then select Settings-Control Panelfrom the

23、menu.2. Double-click Multimedia icon in the Control Panel todisplay the Multimedia Properties window, and underPlayback in the Audio tab, make sure thatYAMAHA YST-M45D USB Audio is selected as thePreferred device.(Depending on the computer, if multiple USB audiodevices are connected, the number of d

24、evices mayappears in parentheses.)3. Select the CD Music tab, make sure that the textbelow the CD Music Volume is Active, and checkEnable digital CD audio for this CD-ROM device.If the text below CD Music Volume appears in gray,you cannot check the Enable digital CD audio for thisCD-ROM device box.

25、In this case, your CD-ROM drivemay not be supported. Consult your computermanufacturer or dealer.Now you are ready to enjoy your YST-M45D SpeakerSystem!YAMAHA YST-M45D USB Audio selected as Preferred device The contents of the list on the display shown left may vary depending on the system environme

26、nt.Enable digital CD audio for this CD-ROM device The contents of the list on the display shown left may vary depending on the system environment.YST-M40/M45D10121113I PARTS LISTI EXPLODED VIEW (YST-M40)10V4609900AC ADAPTORDC15V1.2A(G)10V4609700AC ADAPTORDC15V1.2A(A)10V4609800AC ADAPTORDC15V1.2A(B)1

27、0V4609500AC ADAPTORDC15V1.2A(UC)11VS494400CABLE, MINI PLUG1.8m12VT309500RCA PIN CABLE1.8m13VS104300LEG8pcs. NONSKID PADS* New PartsRef.No.PART NO.DescriptionRemarksMarkets4YST-M40/M45D101211131415I EXPLODED VIEW (YST-M45D)I PARTS LIST10V4609500AC ADAPTORDC15V1.2A(UC)10V4609700AC ADAPTORDC15V1.2A(A)10V4609800AC ADAPTORDC15V1.2A(B)10V4609900AC ADAPTORDC15V1.2A(G)11VS494400CABLE, MINI PLUG1.8m12VT309500RCA PIN CABLE1.8m13VS104300LEG8pcs. NONSKID PADS14V4368200USB CABLE1P2.0m*15V5325100CD-ROM5.0052588* New PartsRef.No.PART NO.DescriptionRemarksMarkets5