Yamaha-NSP-320-Service-Manual电路原理图.pdf

《Yamaha-NSP-320-Service-Manual电路原理图.pdf》由会员分享，可在线阅读，更多相关《Yamaha-NSP-320-Service-Manual电路原理图.pdf（15页珍藏版）》请在收音机爱好者资料库上搜索。

1、SERVICE MANUAL I CONTENTS TO SERVICE PERSONNEL . . . . . . . . . . . . . . . . . . . .1 SW-P201 REAR PANELS . . . . . . . . . . . . . . . . . . 1 2 SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 SW-P201 DISASSEMBLY PROCEDURES . . . . . . . . .4 SW-P201 BLOCK DIAGRAM . . . .

2、. . . . . . . . . . . . . . .5 100773 SERVICE MANUAL NS-P320 HOME THEATER SPEAKER SYSTEM SW-P201 PRINTED CIRCUIT BOARD . . . . . . . . 6 7 SW-P201 SCHEMATIC DIAGRAM . . . . . . . . . . . . . . .8 PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 13 PARTS LIST FOR CARBON RESISTORS

3、. . . . . . . .14 The NS-P320 is composed of the NS-M104, the NS-C104, the NS-E104 and the SW-P201. The NS-M104, the NS-C104 and the NS-E104 loudspeakers are not field serviceable and must be replaced as complete units. IMPORTANT NOTICE This manual has been provided for the use of authorized YAMAHA

4、Retailers and their service personnel. It has been assumed that basic service procedures inherent to the industry, and more specifically YAMAHA Products, are already known and understood by the users, and have therefore not been restated. WARNING:Failure to follow appropriate service and safety proc

5、edures when servicing this product may result in personal injury, destruction of expensive components, and failure of the product to perform as specified. For these reasons, we advise all YAMAHA product owners that any service required should be performed by an authorized YAMAHA Retailer or the appo

6、inted service representative. IMPORTANT:The presentation or sale of this manual to any individual or firm does not constitute authorization, certification or recognition of any applicable technical capabilities, or establish a principle-agent relationship of any form. The data provided is believed t

7、o be accurate and applicable to the unit(s) indicated on the cover. The research, engineering, and service departments of YAMAHA are continually striving to improve YAMAHA products. Modifications are, therefore, inevitable and specifications are subject to change without notice or obligation to retr

8、ofit. Should any discrepancy appear to exist, please contact the distributors Service Division. WARNING:Static discharges can destroy expensive components. Discharge any static electricity your body may have accumulated by grounding yourself to the ground buss in the unit (heavy gauge black wires co

9、nnect to this buss). IMPORTANT:Turn the unit OFF during disassembly and part replacement. Recheck all work before you apply power to the unit. G SW-P201 G NS-C104 G NS-M104 x 2 NS-P320 G NS-E104 x 2 RadioFans.CN 收音机爱 好者资料库 NS-P320 NS-P320 I TO SERVICE PERSONNEL 1. Critical Components Information Com

10、ponents having special characteristics are marked Z and must be replaced with parts having specifications equal to those originally installed. 2. Leakage Current Measurement (For 120V Models Only) When service has been completed, it is imperative to verify that all exposed conductive surfaces are pr

11、operly insulated from supply circuits. GMeter impedance should be equivalent to 1500 ohm shunted by 0.15F. AC LEAKAGE TESTER OR EQUIVALENT EQUIPMENT UNDER TEST INSULATING TABLE WALL OUTLET WARNING: CHEMICAL CONTENT NOTICE! The solder used in the production of this product contains LEAD. In addition,

12、 other electrical/electronic and/or plastic (where applicable) components may also contain traces of chemicals found by the California Health and Welfare Agency (and possibly other entities) to cause cancer and/or birth defects or other reproductive harm. DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC O

13、R PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REASON WHATSOEVER! Avoid prolonged, unprotected contact between solder and your skin! When soldering, do not inhale solder fumes or expose eyes to solder/flux vapor! If you come in contact with solder or components located inside the enclosure of this produ

14、ct, wash your hands before handling food. 1 I SW-P201 REAR PANELS GLeakage current must not exceed 0.5mA. GBe sure to test for leakage with the AC plug in both polarities. M SW-P201 U, C modelsM SW-P201 B,G models RadioFans.CN 收音机爱 好者资料库 NS-P320 NS-P320 M SW-P201 A modelM SW-P201 R model 2 M SW-P201

15、 K model NS-P320 NS-P320 ISPECIFICATIONS INS-M104 Type . 2-way bass-reflex speaker system Magnetic shielding type Driver. 12 cm (4-3/4) cone woofer 2.5 cm (1) balanced dome tweeter Impedance . 6 ohms Frequency Response . 65 Hz to 28 kHz Nominal Input Power. 50 W Maximum Input Power . 160 W Sensitivi

16、ty .89 dB/2.83 V/m Dimensions (W X H X D). 140 x 300 x 167 mm (5-1/2 x 11-13/16 x 6-9/16) Weight . 1.9 kg (4 lbs. 3 oz) Finish . Black color (U, C, R, A, B, G) Silver color (U, C, R, K, A, B, G) INS-C104 Type . 2-way bass-reflex speaker system Magnetic shielding type Driver. 7 cm (2-3/4) cone woofer

17、 x 3 1.5 cm (5/8) tweeter Impedance . 6 ohms Frequency Response . 95 Hz to 20 kHz Nominal Input Power. 70 W Maximum Input Power . 180 W Sensitivity .91 dB/2.83 V/m Dimensions (W X H X D). 440 x 85 x 122 mm (17-5/16 x 3-5/16 x 4-13/16) Weight . 1.7 kg (3 lbs. 11 oz) Finish . Black color (U, C, R, A,

18、B, G) Silver color (U, C, R, K, A, B, G) INS-E104 Type . Full-range bass-reflex speaker system Magnetic shielding type Driver. 10 cm (4) cone woofer Impedance . 6 ohms Frequency Response . 110 Hz to 20 kHz Nominal Input Power. 30 W Maximum Input Power . 110 W Sensitivity .91 dB/2.83 V/m Dimensions (

19、W X H X D). 120 x 250 x 92 mm (4-3/4 x 9-13/16 x 3-5/8) Weight . 1.1 kg (2 lbs. 6 oz) Finish . Black color (U, C, R, A, B, G) Silver color (U, C, R, K, A, B, G) ISW-P201 Type. Advanced Yamaha Active Servo Technology Driver. 16 cm (6-5/16) cone woofer (JA1678) Magnetic shielding type Amplifier Output

20、 .50 W/5 ohms Frequency Response . 30 Hz to 200 Hz (10 db) Power Supply U, C models .AC120V, 60 Hz A model .AC240V, 50 Hz B, G models .AC230V, 50 Hz R, K models . AC110-120/220-240V, 50/60 Hz IACCESSORIES Pin Cord (3 m) x 1 Speaker Cable (15 m) x 2 Speaker Cable (4 m) x 3 Fastener x 4 Pad x 8 * Spec

21、ifications subject to change without notice. G NS-C104 G NS-M104 U . . . . . . . . . . . . . USA model C . . . . . . . . . Canadian model A . . . . . . . . Australian model B . . . . . . . . . . . British model G . . . . . . . . .European model R . . . . . . . . . . General model K . . . . . . . . .

22、 . . . Korea model 3 Power Consumption . 42 W (In the standby mode: 6W) Dimensions (W x H x D) . 200 x 395 x 384 mm (7-7/8 x 15-9/16 x 15-1/8) Weight . 9.3 kg (20 lbs. 8oz) Finish . Black color (U, C, R, A, B, G) Silver color (U, C, R, K, A, B, G) 140 (5-1/2) 300 (11-13/16) 167 (6-9/16) 440 (17-5/16

23、) 85 (3-5/16) 122 (4-13/16) Units : mm (inch) G DIMENSION NS-P320 NS-P320 200.6 (77/8) 40 (13/4) 335 (133/16) 9 (3/8) 384 (151/8) 390.1 (153/8) 5.5 (3/16) 395.6 (159/16) Units : mm (inch) ISW-P201 DISASSEMBLY PROCEDURES (Remove parts in the order as numbered.) 1. Removal of Front Grille The front gr

24、ille is fixed to the cabinet with dowels at 6 locations. * As a screwdriver (for slotted head screw) is used for removal, use special care not to cause damage to the cabinet. a. Using the screwdriver inserted in the gap between the front grille and the cabinet (bottom side first), push up the front

25、grille. b. Remove the front grille by lifting it up. When installing the Front Grille, apply quick-drying bond to the dowels and then fit them into dowel holes for secure installation. (The Front Grille will come off easily if its dowels are fitted into dowel holes only.) 2. Removal of Rear Panel Re

26、move 14 screws ( q ) in Fig. 2. *Arrow marks ( ) are printed to identify the screws to be removed. q Fig. 2 Fig. 1 *When assembling the Rear Panel, check to ensure that the packing is not damaged so as to prevent air leakage from occurring. G SW-P201 4 G NS-E104 120 (4-3/4) 250 (9-13/16) 92 (3-5/8)

27、NS-P320 NS-P320 ISW-P201 BLOCK DIAGRAM IC1A IC1B IC2A AUTO POWER SW1 AUTO POWER ON/OFF CIRCUIT VR1 VOLUME L.P.F. 6dB/oct H.P.F. 12dB/oct L.P.F. 12dB/oct 3 61 5 76 8 7 IC2B IC4 IC5 A.N.I.C LIMITER RY1 RY2 4 2 2 IC7, 8 Q12 D15, 16, 18 Q4Q7 D10, 11, 19, 20 1 10 D13 D4 D14 D2 D1 Q10 D5 B +B 9 8 3 2 0.1

28、PROTECTION H/L OFF VCC PWR R65 C51 TIMER IC6 MUSIC SENSOR IC3 8 4 6 3 7 Q11 +15 +B B 15 VCC REGULATOR REGULATOR Q1, Q2 Q3 POWER SUPPLY D3 Q8, D8 Q9, D9 F1 POWER SW L R + + INPUT 1 SPEAKER L R INPUT 2 L R + + OUTPUT + POWER AMP 5 ABCDE 1 2 3 4 5 6 7 NS-P320 I SW-P201 PRINTED CIRCUIT BOARD (Component

29、side) WH BL RE TO : AMP (B) WH RE TO : SPEAKER AMP P. C. B. ( A ) FROM : AMP (B) FROM : AMP (C) FROM : AMP (D) FROM : AMP (C) OUTPUT + INTPUT 1 + INTPUT 2 AUTO STANDBY STANDBY-RED ON-GREEN AMP P. C. B. ( C ) TO : AMP (A) TO : AMP (A) R+ L+ R- L- R- L- R+ L+ L R OFF LOW HIGH 6 ABCDE 1 2 3 4 5 6 7 NS-

30、P320 AMP P. C. B. ( D ) VOLUME TO : AMP (A) AMP P. C. B. ( E ) WH BE TO : AMP (B) POWER I SW-P201 PRINTED CIRCUIT BOARD (Component side) AMP P. C. B. ( B ) RE BL WH TO : AMP (A) TO : AMP (A) FROM : POWER CORD BE WH TO : AMP (E) 123 456 VOLTAGE SELECTOR BRRE WH GR RE R, K only GR BR WH BE RE 7 ABCDEF

31、GH 1 2 3 4 5 6 IJK 7 8 NS-P320 ISW-P201 SCHEMATIC DIAGRAM * All voltage are measured with a 10M/V DC electric volt meter. * Components having special characteristics are marked Zand must be replaced with parts having specifications equal to those originally installed. * Schematic diagram is subject

32、to change without notice. BA4558NPC1237HA M51848L PC4570HA 1 9 1SS133 1SR139-400 MTZJ12C MTZJ15C MTZJ24B Anode CathodeB C E 2SA1015 (Y) 2SC1815 (Y) 2SC2240 (GR, BL) RBV-402 D GS 2SK304 (E, T)STK404-050 PIN CONNECTION DIAGRAM OF TRANSISTORS, DIODES AND ICS. E-8/J-6 POWER AMP LIMITER AUTO POWER ON/OFF

33、 CIRCUIT PROTECTION 0 0 -14.3 0 14.3 0 0 0 0 0 0.6 1.9 0 0 9.1 9.8 10.4 11.1 0 0 0 0.1 -0.1 0.1 -0.1 14.3 -14.3 0 0 00 0 0 0 0 00 0 0 14.1 -14.1 0.5 0.5 0.10 00.1 14.1 14.3 0 0 0 0 14.3 -14.3 0 0 -1.5 0 5.5 9.8 11.0 9.7 5.5 0 11.0 1.4 0 0 10.9 9.7 9.1 0.8 26.9 0 0 0 14.3 0 0 0 14.3 -14.3 0 30.9 0 -3

34、1.2 30.9 14.2 14.8 -31.1-14.2 -14.8 0 29.5 29.9 29.9 4.0 0 0.1 0.7 AC49.0 0 12.1 29.911.6 11.7 12.2 3.5 2.2 0.8 0 2.9 0 0 0 0 1.4 9.7 11.0 7.4 10.9 10.9 11.0 0.1 0.1 0 -30.9 14.3 1.2 -1.2 -31.4 30.9 0 1.9 WH RE GR WH RE BR BE BE WH R MODEL BE BE BE WHWH WH BE + BCE 2SB1565 (EF) 2SD2394 (DEF) 1 8 1 8

35、 1 10 VO1 2 Vm1 3 +Vm1 4 VEE 5 +Vm2 6 Vm2 7 VO2 8 VCC 9 VCC 1 1 + 2 IC2, 3, 7, 8 : PC4570HA Dual OP-Amp IC6 : M51848L CR Timer IC1 : BA4558N Dual OP-Amp IN1 2 +IN1 3 VCC 4 +IN2 5 IN2 6 OUT2 7 +VCC 8 OUT1 1 + + IC4 : STK404-050 AF Power Amp IC5 : PC1237HA Protector IC for Power Amplifier 1 2 534 78 6

36、 Overload detect Mid-point potential detect Flip flop circuit Vcc on mute AC OFF detect Latch / automatic return select Relay drive circuit GND Vcc GND 64123 TRIGGER OUT RESET REFERENCE VOLTAGE THRESHOLD DISCHARGE VCC 78 + FLIP- FLOP + 5 RRR 12345678910 R1 R4 R5 C1 C2 D1 TR3 TR5 R3R6 TR4 SUB R2 TR1

37、TR2 TR6 TR7 TR8 NS-P320 NS-P320 9 ABBREVIATIONS IN THIS LIST ARE AS FOLLOWS : C.A.EL.CHP: CHIP ALUMI. ELECTROLYTIC CAP C.CE: CERAMIC CAP C.CE.ARRAY: CERAMIC CAP ARRAY C.CE.CHP: CHIP CERAMIC CAP C.CE.ML: MULTILAYER CERAMIC CAP C.CE.M.CHP: CHIP MULTILAYER CERAMIC CAP C.CE.SAFTY: RECOGNIZED CERAMIC CAP

38、 C.CE.TUBLR: CERAMIC TUBULAR CAP C.CE.SMI: SEMI CONDUCTIVE CERAMIC CAP C.EL: ELECTROLYTIC CAP C.MICA: MICA CAP C.ML.FLM: MULTILAYER FILM CAP C.MP: METALLIZED PAPER CAP C.MYLAR: MYLAR FILM CAP C.MYLAR.ML: MULTILAYER MYLAR FILM CAP C.PAPER: PAPER CAPACITOR C.PLS: POLYSTYRENE FILM CAP C.POL: POLYESTER

39、FILM CAP C.POLY: POLYETHYLENE FILM CAP C.PP: POLYPROPYLENE FILM CAP C.TNTL: TANTALUM CAP C.TNTL.CHP: CHIP TANTALUM CAP C.TRIM: TRIMMER CAP CN: CONNECTOR CN.BS.PIN: CONNECTOR, BASE PIN CN.CANNON: CONNECTOR, CANNON CN.DIN: CONNECTOR, DIN CN.FLAT: CONNECTOR, FLAT CABLE CN.POST: CONNECTOR, BASE POST COI

40、L.MX.AM: COIL, AM MIX COIL.AT.FM: COIL, FM ANTENNA COIL.DT.FM: COIL, FM DETECT COIL.MX.FM: COIL, FM MIX COIL.OUTPT: OUTPUT COIL DIOD.ARRAY: DIODE ARRAY DIODE.BRG: DIODE BRIDGE DIODE.CHP: CHIP DIODE DIODE.VAR: VARACTOR DIODE DIOD.Z.CHP: CHIP ZENER DIODE DIODE.ZENR: ZENER DIODE DSCR.CE: CERAMIC DISCRI

41、MINATOR FER.BEAD: FERRITE BEADS FER.CORE: FERRITE CORE FET.CHP: CHIP FET FL.DSPLY: FLUORESCENT DISPLAY FLTR.CE: CERAMIC FILTER FLTR.COMB: COMB FILTER MODULE FLTR.LC.RF: LC FILTER ,EMI GND.MTL: GROUND PLATE GND.TERM: GROUND TERMINAL HOLDER.FUS : FUSE HOLDER IC.PRTCT: IC PROTECTOR JUMPER.CN: JUMPER CO

42、NNECTOR JUMPER.TST: JUMPER, TEST POINT L.DTCT: LIGHT DETECTING MODULE Note) Those parts marked with “#” are not included in the P.C.B. assy. L.EMIT: LIGHT EMITTING MODULE LED.DSPLY: LED DISPLAY LED.INFRD: LED, INFRARED MODUL.RF: MODULATOR, RF PHOT.CPL: PHOTO COUPLER PHOT.INTR: PHOTO INTERRUPTER PHOT

43、.RFLCT: PHOTO REFLECTOR PIN.TEST: PIN, TEST POINT PLST.RIVET: PLASTIC RIVET R.ARRAY: RESISTOR ARRAY R.CAR: CARBON RESISTOR R.CAR.CHP: CHIP RESISTOR R.CAR.FP: FLAME PROOF CARBON RESISTOR R.FUS: FUSABLE RESISTOR R.MTL.CHP: CHIP METAL FILM RESISTOR R.MTL.FLM: METAL FILM RESISTOR R.MTL.OXD: METAL OXIDE FILM RESISTOR R.MTL.PLAT: METAL PLATE RESISTOR RSNR.CE: CERAMIC RESONATOR RSNR.CRYS: CRYSTAL RESONATOR R.TW.CEM: TWIN CEMENT FIXED RESISTOR R.WW: WIRE WOUND RESISTOR SCR.BND.HD: BIND HEAD B-TITE SCREW SCR.BW.HD: BW HEAD