Yamaha-NS-45-E-Service-Manual电路原理图.pdf

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1、L1 C1 BE BL RE BL RE BL YE BL TERMINAL TWEETER WOOFER WOOFER C2 L2 INPUTWOOFER TWEETER 4.7F 15F WOOFER 0.45mH 1.8mH 233 (9-3/16) Unit : mm (inch) 244 (9-5/8)31 (1-1/4) 275 (10-13/16) 768 (30-1/4) 880 (34-5/8) P.O.Box 1, Hamamatsu, Japan 100693 SERVICE MANUAL SPEAKER SYSTEM NS-45E NS-45E I DIMENSIONS

2、 I WIRING DIAGRAM I NETWORK CIRCUIT DIAGRAM I SPECIFICATIONS Type.2-way 3-speaker bass reflex speaker system Speaker Unit Woofer.16 cm (6.5) cone x 2 Tweeter .3 cm (1) dome Input Terminal .Screw-type Impedance . 6 ohms Frequency Response . 38 Hz 30 kHz Nominal Input Power. 80 W Maximum Input Power .

3、 240 W Sensitivity.90 dB/2.83 V/m Crossover Frequency . 3 kHz Dimensions (W x H x D) . 233 x 880 x 275 mm (9-3/16 x 34-5/8 x 10-13/16) Weight. 11.6 kg (25 lbs. 8 oz.) /1 piece Accessories . Speaker cord (4m) x 2, Stand x 8, Screw x 16, Leg x 8 Specifications are subject change without notice due to

4、product improvements. RadioFans.CN 收音机爱 好者资料库 1 22 3 21 6 4 21 2-2 2-1 1-1 201 203 202 200 2 1-5 1-6 NS-45E I EXPLODED VIEW ABCDE 1 2 3 4 5 6 7 RadioFans.CN 收音机爱 好者资料库 I PARTS LIST *1V4126000SPEAKER CABINET 1-1VU932600HOLDER 1-5FM177150ELECTROLYTIC CAP15uF50V 1-6VD929600ELECTROLYTIC CAP4.7uF50V *2V4

5、106400SPEAKER TERMINAL203-TST-S14BC 2-1V2729700EMBLEMA 2-2VP161000PUSH NUTSPN1.5 *3XW307A00 LOUD SPEAKERTWEETER *4XW309A00 LOUD SPEAKERWOOFER *6V4140500FRONT GRILLE ASSY 21V2769000HEXAGON SOCET TAPPING SCREW 4x20MFC2-BL 22EN230180OVAL HEAD TAPPING SCREW3.5x16MFC2-BL ACCESSORIES 200VT704200SPEAKER CA

6、BLE4.0m 201V4564100STAND ASSYSTANDx1 *202V4564500LEGLEGx8 203EP040250BIND HEAD TAPPING SCREW4x16ZMC2-BL * New Parts Ref. No.PART NO.DescriptionRemarksMarkets NS-45E Stand x 8Screw x 16Leg x 8 I ATTACHING THE STANDS Procedures 1. Put a screw through the inside hole on the stand and screw it into the

7、speaker at one of the outside holes on the base of the speaker. At this time, screw it untightly so that the stand can still be moved. 2. Put another screw through the outside hole on the stand, and screw it into the inside hole on the base of the speaker. 3. Tighten both of the screws firmly. 4. At

8、tach the leg to the bottom of the end portion of the stand. 5. Attach the other stands to the other corners of the base of the speaker in the same way and confirm that all 4 stands have been firmly attached. Note Be carefull not to apply force to the side of the speaker, otherwise the speaker may fall causing damage to the speaker or personal injury. When placing the speakers, be sure to use the stands to increase stability. Use the 8 specified holes located on the base of the speaker. NS-45E