Philips-SW-988-Service-Manual 电路图 维修手册.pdf

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1、Service ServiceService ServiceService Technical Specifications Mains Voltage: 230V Mains Frequency: 50Hz Output Power (55Hz, 10% THD): 100W at 4 ohm load Input Sensitivity (55Hz, 100W): 60dB* Minimum Volume Hum & Noise: 3mV Frequency Response (-3dB)Low: 40Hz High: 110Hz - 140Hz Distortion (100Hz, 20

2、0mV): 1%* * at Output level of 2V across 4 ohm load Copyright 2002 Philips Consumer Electronics B.V. Eindhoven, The Netherlands All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photoc

3、opying, or otherwise without the prior permission of Philips. Published by BB 0205 Service AudioPrinted in The NetherlandsSubject to modification GB 3139 785 30048 Powered Subwoofer Service Manual SW988/00S (3139 118 79380) Version 1.0 RadioFans.CN 收音机爱 好者资料库 2 1. Place the Subwoofer Box as shown in

4、 the Picture 4 and Picture 5 and use a screw driver (minus type) to force open the front assembly. Caution:Do not break the bundle of wires to the front. 2. Unscrew 4 screws D (see Picture 6) to remove the Woox Speaker (pos. 4). 1. Place the Subwoofer Box upside down and remove the 4 Rubber Foot A (

5、see Picture 1). Then unscrew 4 screws B (see Picture 2) to loosen the Grille Base (pos. 19). Picture 5 Picture 4 DISMANTLING INSTRUCTIONS Dismantling the Grille Base & Speaker Driver 2. Unscrew 4 screws C (see Picture 3) to remove the Speaker Driver (pos. 17). Picture 3Picture 2Picture 1 Dismantling

6、 the Front Assembly Picture 6 RadioFans.CN 收音机爱 好者资料库 3 Service Position 1. Unscrew 10 screws E (see Picture 7) to pull out the pc board assembly. Caution: Do not break the bundle of wires to the front. Picture 7 DISMANTLING INSTRUCTIONS Dismantling the Rear Assembly RadioFans.CN 收音机爱 好者资料库 SW301 JK

7、301 TP403 TP402 LVA0031C021 LVA0031C011 TP401 WIRING DIAGRAM 4 COMPONENT LAYOUT 5 ELECTRICAL PARTS LIST MISCELLANEOUS 6 F9014822 070 35002 ! Fuse T5A 250V F9024822 070 35002 !Fuse T5A 250V JK3014822 267 41238RCA Jack 1P L5014822 157 71807RF Coil 1H RL5019965 000 09714Relay SHINMEI RPA-12 V DC 10A(AC

8、)250V SW301 4822 277 11821Slide Switch VR4019965 000 08282Control Rotary 50kB CAPACITORS C3014822 122 33293100pF 5% 50V C3024822 124 219131F 20% 63V C3044822 124 219131F 20% 63V C3054822 124 219131F 20% 63V C3069965 000 082870,22F 5% 100V C3079965 000 082870,22F 5% 100V C4014822 122 33293100pF 5% 50

9、V C4024822 121 4193512nF 5% 250V C4035322 121 4266268nF 5% 250V C4045322 121 4266268nF 5% 250V C4055322 121 4248933nF 5% 250V C4064822 121 420776,8nF 10% 400V C4074822 124 219131F 20% 63V C4104822 124 2305647F 20% 16V C4114822 124 2305647F 20% 16V C4124822 122 3010322nF 80% 63V C4134822 122 3010322n

10、F 80% 63V C4149965 000 033660,22F +80/-20% 50V C4159965 000 033660,22F +80/-20% 50V C5014822 124 226522,2F 20% 50V C5024822 124 40207100F 20% 25V C5032038 554 00065100nF +80/-20% 50V C5049965 000 0973247F 20% 35V C5059965 000 09731270pF 10% 50V C5062038 554 00065100nF +80/-20% 50V C5072038 554 00065

11、100nF +80/-20% 50V C5085322 122 3207233pF 2% 100V C5092038 554 00065100nF +80/-20% 50V C5104822 124 4024810F 20% 63V C5115322 124 4194522F 20% 35V C5124822 124 40207100F 20% 25V C5134822 124 40207100F 20% 25V C5144822 124 4024810F 20% 63V C5155322 124 4194522F 20% 35V C5165322 121 42578100nF 5% 250V

12、 C5179965 000 082870,22F 5% 100V C5189965 000 0973347F 20% 50V C5224822 124 4024810F 20% 63V C5235322 122 323311nF 10% 100V C5245322 122 323311nF 10% 100V C9059965 000 097154700F 20% 63V C9069965 000 097154700F 20% 63V C9072038 554 00065100nF +80/-20% 50V C9082038 554 00065100nF +80/-20% 50V C911203

13、8 554 00065100nF +80/-20% 50V C9122038 554 00065100nF +80/-20% 50V C9142038 554 00065100nF +80/-20% 50V C9152038 554 00065100nF +80/-20% 50V C9189965 000 110410,01F 20% 500V RESISTORS R3014822 050 2100310k 1% 0,6W R3024822 050 256025k6 1% 0,6W R3034822 050 2100310k 1% 0,6W R3049965 000 097254,7k 5%

14、1/6W R3664822 050 2100310k 1% 0,6W R3674822 050 21001100R 1% 0,6W R3684822 050 2100310k 1% 0,6W R3694822 050 215021k5 1% 0,6W R3704822 050 215021k5 1% 0,6W R3714822 050 2220322k 1% 0,6W R3724822 050 256025k6 1% 0,6W R3734822 050 227022k7 1% 0,6W R4019965 000 08284220k 5% 1/6W R4024822 050 256025k6 1

15、% 0,6W R4039965 000 0828518k 5% 1/6W R4044822 050 21504150k 1% 0,6W R4059965 000 097243,9k 5% 1/6W R4069965 000 0828518k 5% 1/6W R4074822 050 2150315k 1% 0,6W R4104822 050 21001100R 1% 0,6W R4114822 050 21001100R 1% 0,6W R5019965 000 0972756k 5% 1/6W R5024822 050 227022k7 1% 0,6W R5034822 050 227022

16、k7 1% 0,6W R5049965 000 0972651R 5% 1/6W R5054822 050 2150315k 1% 0,6W R5064822 050 2150315k 1% 0,6W R5079965 000 0972651R 5% 1/6W R5089965 000 0972651R 5% 1/6W R5099965 000 097233,6k 5% 1/6W R5109965 000 09728750R 5% 1/6W R5119965 000 09729820R 5% 1/6W R5129965 000 09720300R 5% 1/2W R5139965 000 09

17、7160,22R 5% 5W R5144822 050 2100310k 1% 0,6W R5154822 050 2330333k 1% 0,6W R5179965 000 097160,22R 5% 5W R5184822 050 2680368k 1% 0,6W R5194822 050 215021k5 1% 0,6W R5204822 116 817534R7 5% 0,5W R5219965 000 097213,9k 5% 1/2W R5224822 116 817534R7 5% 0,5W R5259965 000 097181k 5% 2W R5274822 050 2680

18、368k 1% 0,6W R5284822 050 21004100k 1% 0,6W #: Provision. Note : All capacitors are in uF unless otherwise specified. All resistors are 1/6W 5% unless otherwise specified. Some values may varies, see respective parts list for correct value. # # # # 7 CIRCUIT DIAGRAM 7 ELECTRICAL PARTS LIST RESISTORS

19、 R5294822 050 2470347k 1% 0,6W R5304822 050 233023k3 1% 0,6W R5314822 050 233023k3 1% 0,6W R5324822 050 21004100k 1% 0,6W R5334822 050 2470347k 1% 0,6W R5344822 050 2470347k 1% 0,6W R5354822 050 2100310k 1% 0,6W R5369965 000 0972227k 5% 1/6W R5374822 050 2220322k 1% 0,6W R5384822 050 2680368k 1% 0,6

20、W R5394822 050 233023k3 1% 0,6W R5409965 000 097308,2k 5% 1/6W R5419965 000 0972227k 5% 1/6W R5429965 000 08284220k 5% 1/6W R9019965 000 09719620R 5% 2W R9029965 000 097171,8k 5% 1W DIODES DB9014822 130 70035 ! Rectifier RS402L D4014822 130 306211N4148 D5014822 130 314381N4001G D5024822 130 306211N4

21、148 D5034822 130 306211N4148 D5044822 130 306211N4148 D5054822 130 314381N4001G D5064822 130 306211N4148 LD4014822 130 10236LED Green/Red ZD5014822 130 34197BZX79-B12 ZD5024822 130 31024BZX79-B18 TRANSISTORS & INTEGRATED CIRCUITS IC4014822 209 32742TL074CN IC9014822 209 90748AN7915T IC9024822 209 90

22、7477815 Q3524822 130 411982SC945P Q5014822 130 411982SC945P Q5024822 130 411982SC945P Q5034822 130 411982SC945P Q5044822 130 411982SC945P Q5054822 130 411982SC945P Q5064822 130 638762SA733R Q5074822 130 638762SA733R Q5084822 130 638762SA733R Q5094822 130 411982SC945P Q5104822 130 411982SC945P Q51148

23、22 130 632212SA965Y Q5124822 130 102352SC2235-Y Q5134822 130 109422SA1941-O Q5144822 130 109432SC5198-O Q5154822 130 638762SA733R Q5164822 130 411982SC945P Q5174822 130 411982SC945P Q5184822 130 638762SA733R Note :Only the parts mentioned in this list are normal service spare parts. ELECTRICAL PARTS

24、 LIST 9 21 20 10 19 18 17 16 15 13 14 1 2 3 5 4 6 5 7 12 11 8 46 47 44 45 32 33 34 36 37 10 33 35 22 23 25 24 26 43 40 41 29 27 28 30 31 38 42 39 48 8 EXPLODED VIEW 8 MECHANICAL PARTS LIST 19965 000 12141Volume Knob 29965 000 12142Bar Trim (Lens) 39965 000 12149Front Cabinet 49965 000 12144Woox Spea

25、ker 99965 000 09700Foot 119965 000 09701Foot D30X35mm 149965 000 09702Rubber Pad 154822 532 13065Speaker Sponge 169965 000 08277Port Tube 179965 000 08278Speaker Driver 100W 6,5 4 ohm 189965 000 08279Port Tube 199965 000 12145Grille Base 219965 000 09704Rubber Foot 359965 000 09705 ! Mains Cord 3799

26、65 000 07092Bushing 399965 000 09707 ! SW Rocker 5A AC 250V TV-5 479965 000 09713 ! Power Transformer 230V/50Hz 100W 9965 000 09734RCA Cable L=3000mm Note: Only the parts mentioned in this list are normal service spare parts. SCREW LIST 6M3 x 6 7M3 x 8 10M3.5 x 14 12M4 x 28 13M4 x 25 20M3.5 x 28 27M3 x 8 28M3 x 12 33M3 x 10 34M2 x 6 36M3 x 12 41M3 x 6