Yamaha-BR-10-BR-12-BR-15-BR-12-M-BR-15-BR-15-M-Service-Manual (4)电路原理图.pdf

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1、SERVICE MANUAL PA 011734 Copyright (c) Y amaha Corporation. All rights reserved. PDF-K733 04.05 HAMAMATSU, JAPAN CONTENTS SPECIFICATIONS & DIMENSIONS. 3 CROSSOVER. 4 DISASSEMBLY PROCEDURE BR10/BR12/BR15. 7 BR12M/BR15M . 10 PARTS LIST （目次） SPEAKER SYSTEMS BR10/BR12/BR15/BR12M/BR15M BR12:20040910-5250

2、0 BR15:20040910-63000 BR12M:20040910-57750 BR10BR12BR15 BR12MBR15M （総合仕様寸法図） （分解手順） RadioFans.CN 收音机爱 好者资料库 2 SPEAKER SYSTEMS BR10/BR12/BR15/BR12M/BR15M IMPORTANT NOTICE This manual has been provided for the use of authorized Yamaha Retailers and their service personnel. It has been assumed that bas

3、ic service procedures inherent to the industry, and more specifically Yamaha Products, are already known and under- stood by the users, and have therefore not been restated. WARNING :Failure to follow appropriate service and safety procedures when servicing this product may result in per- sonal inju

4、ry, destruction of expensive components and failure of the product to perform as specified. For these reasons, we advise all Yamaha product owners that all service required should be performed by an authorized Yamaha Retailer or the appointed service representative. IMPORTANT :This presentation or s

5、ale of this manual to any individual or firm does not constitute authorization certifi- cation, recognition of any applicable technical capabilities, or establish a principal-agent relationship of any form. The data provided is belived to be accurate and applicable to the unit(s) indicated on the co

6、ver. The research engineering, and service departments of Yamaha are continually striving to improve Yamaha products. Modifications are, therefore, inevitable and changes in specification are subject to change without notice or obligation to retrofit. Should any discrepancy appear to exist, please c

7、ontact 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 bus in the unit (heavy gauge black wires connect to this bus.) IMPORTANT :Turn the unit OFF durin

8、g disassembly and parts replacement. Recheck all work before you apply power to the unit. WARNING: CHEMICAL CONTENT NOTICE! The solder used in the production of this product contains LEAD. In addition, other electrical/electronic and/or plastic (Where applicable) components may also contain traces o

9、f 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 OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REASON WHAT SO EVER! Avoid prolonged, unprotected contac

10、t 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 product, wash your hands before handling food. WARNING Components having special characteristics are m

11、arked and must be replaced with parts having specification equal to those originally installed. 印部品、安全維持重要部品。交換場合、安全必指定部品使用。 Poly Switch 、 自動復帰型内蔵 、 過電流故障高音域保護。 高音域出力場合、 電源切、 （冷） 、 23分。 再度電源入、 高音域 出力確認。 All full-range loudspeakers are fitted with a self-resetting poly switch that protects the high-f

12、requency driver from damage caused by excessive power. If a loudspeaker cabinet loses high-frequency output, immediately remove power from the unit and wait for two to three minutes. This should be long enough to allow the poly switch to reset. Reapply power and check the performance of the high-fre

13、quency driver before continuing, with the power reduced to a level that does not cause the poly switch to interrupt the signal. RadioFans.CN 收音机爱 好者资料库 3 SPEAKER SYSTEMS BR10/BR12/BR15/BR12M/BR15M *: EIA RS-426 ModelBR10BR12BR12MBR15BR15M Enclosure Bass refl ex type Speaker Unit LF10 cone12 cone 15

14、cone HF1 VC, Titanium Frequency Response65Hz-20kHz60Hz-20kHz Power Capacity NOISE*125W150W200W PGM250W300W400W MAX500W600W800W Nominal Impedance8 Sensitivity 96dB SPL (1W, 1m) 97dB SPL (1W, 1m) 98dB SPL (1W, 1m) Input Connectors1/4 phone jack x 2 Dimensions (WxHxD) 394mm x 537mm x 326mm 403mm x 569m

15、m x 335mm 569mm x 407mm x 334mm 485mm x 656mm x 365mm 652mm x 487mm x 365mm Weight14.4kg16kg21.3kg20.9kg BR10/BR12/BR15 H W D BR12M/BR15M W D H 15.6kg Units: mm （単位） SPECIFICATIONS & DIMENSIONS（総合仕様寸法図） 4 SPEAKER SYSTEMS BR10/BR12/BR15/BR12M/BR15M CROSSOVER BR10Units:inch 5 SPEAKER SYSTEMS BR10/BR12

16、/BR15/BR12M/BR15M BR12/BR12MUnits:inch 6 SPEAKER SYSTEMS BR10/BR12/BR15/BR12M/BR15M BR15/BR15MUnits:inch 7 SPEAKER SYSTEMS BR10/BR12/BR15/BR12M/BR15M Photo.1 （写真1） 27: Truss Head SM Screw#8 x 3/4 BLK (ETAI1230) Photo.3 （写真3） Photo.2 （写真2） 37: Pan Head PB Screw#10 x 1 BLK (EKY01240) 41: Pan Head PB S

17、crew#10 x 1 BLK (EKY01240) (BR15) 27 27 Metal handle 37 37 Tripod support 41 Rubber foot DISASSEMBLY PROCEDURE BR10/BR12/BR15 （分解手順） 1.Metal Handle (Time required: About 1 minute) 1-1Remove the six (6) screws marked 27. The metal handle then removed. (Photo. 1) *For the installing position, see the

18、parts list of each model. 2.Tripod Support (Time required: About 1 minutes) 2-1Remove the three (3) screws marked 37. The tripod support can then be removed. (Photo.2) 3.Rubber Foot (Time required: About 1 minutes) 3-1Remove the screw marked 41. The rubber foot can then be removed. (Photo.3) 1.（所要時間

19、：約1 分） 1-1276本外、 外。 （写真1） 取付位置、 各参照 。 2.受台（所要時間：約1 分） 2-1373本外、 受台外。 （写真2） 3.（所要時間：約1 分） 3-141 1 本外、外。 （写真3） （PB） （PB） （SM） 8 SPEAKER SYSTEMS BR10/BR12/BR15/BR12M/BR15M Photo.4 （写真4） BR10/BR12 15: Pan Head PB Screw#8 x 1 BLK ZINC (EKY01460) 19: Pan Head PB Screw#8 x 1 BLK ZINC (EKY01460) BR15 15: Pa

20、n Head PB Screw#10 x 1 BLK (EKY01240) 19: Pan Head PB Screw#8 x 1 BLK ZINC (EKY01460) Photo.5 （写真5） 4.Woofer (Time required: About 3 minutes) 4-1Remove the eight (8) screws marked 9. The metal grille can then be removed. (Photo.4) 4-2Remove the eight (8) screws marked 15 (The four (4) screws of BR10

21、 model). The woofer can then be removed. (Photo.5) 4.（所要時間：約3 分） 4-198 本外、外。 （写真4） 4-2158本（BR104本）外、 外。 （写真5） (BR15) 5.Tweeter (Time required: About 3 minutes) 5-1Remove the grille assembly. (See procedure 4-1) 5-2Remove the the six (6) screws marked 19. The tweeter can then be removed. (Photo.5, 6,

22、 7) 5.（所要時間：約3 分） 5-1外。 （4-1 項参照） 5-2196本外、外。 （写真5、6、7） 99 9 Metal grille 9 1515 Woofer Tweeter 19 19 Tweeter Photo.6 （写真6）Photo.7 （写真7） 9: Truss Head SM Screw#6 x 5/8 BLK (ETAG1030) （PB） （PB） （PB） （PB） （SM） 9 SPEAKER SYSTEMS BR10/BR12/BR15/BR12M/BR15M 6.Input Panel Assembly, Crossover (Time require

23、d: About 2 minutes) 6-1Remove the four (4) screws marked 31. The crossover and input panel assembly can then be removed. (Photo.8,9) 6. Ass y、Crossover （所要時間：約2 分） 6-1314本外、 crossover共 Assy 外。 （写真8,9） Input panel assembly 3131 Input panel assemblyCrossover Photo.8 （写真8） Photo.9 （写真9） 31: Truss Head

24、SM Screw#6 x 5/8 BLK (ETAG1030) 7. 7-1各取付 、 各外、 取外 。 （各参照。 ） 7.Corner protectors 7-1Corner protectors attached to each model can be removed by unscrewing respective screws. (See parts list of each model.) （SM） 10 SPEAKER SYSTEMS BR10/BR12/BR15/BR12M/BR15M 27 Metal handle 37 Tripod support 41 Rubber

25、foot Photo.1 （写真1） 27: Truss Head SM Screw#8 x 3/4 BLK (ETAI1230) Photo.3 （写真3） Photo.2 （写真2） 37: Pan Head PB Screw#10 x 1 BLK (EKY01240) 41: Pan Head PB Screw#10 x 1 BLK (EKY01240) (BR15M) （PB） （PB） （SM） 1.Metal Handle (Time required: About 1 minute) 1-1Remove the six (6) screws marked 27. The meta

26、l handle then removed. (Photo. 1) 2.Tripod Support (Time required: About 1 minutes) 2-1Remove the three (3) screws marked 37. The tripod support can then be removed. (Photo.2) 3.Rubber Foot (Time required: About 1 minutes) 3-1Remove the screw marked 41. The rubber foot can then be removed. (Photo.3)

27、 1.（所要時間：約1 分） 1-1276本外、 外。 （写真1） 2.受台（所要時間：約1 分） 2-1373本外、 受台外。 （写真2） 3.（所要時間：約1 分） 3-141 1 本外、外。 （写真3） BR12M/BR15M 11 SPEAKER SYSTEMS BR10/BR12/BR15/BR12M/BR15M 4.Woofer (Time required: About 3 minutes) 4-1Remove the eight (8) screws marked 9. The metal grille can then be removed. (Photo.4) 4-2Rem

28、ove the eight (8) screws marked 15. The woofer can then be removed. (Photo.5) 4.（所要時間：約3 分） 4-198 本外、外。 （写真4） 4-2158本外、外。 （写真5） 5.Tweeter (Time required: About 3 minutes) 5-1Remove the grille assembly. (See procedure 4-1) 5-2Remove the the six (6) screws marked 19. The tweeter can then be removed. (

29、Photo.5, 6, 7) 5.（所要時間：約3 分） 5-1外。 （4-1 項参照） 5-2196本外、外。 （写真 5、6、7） 9 9 9Metal grille 9 15 Woofer Tweeter 15 19 Tweeter Photo.4 （写真4） Photo.5 （写真5） (BR15M) 9: Truss Head SM Screw#6 x 5/8 BLK (ETAG1030)（SM） Photo.6 （写真6）Photo.7 （写真7） BR12M 15: Pan Head PB Screw#8 x 1 BLK ZINC (EKY01460) 19: Pan Head

30、PB Screw#8 x 1 BLK ZINC (EKY01460) BR15M 15: Pan Head PB Screw#10 x 1 BLK (EKY01240) 19: Pan Head PB Screw#8 x 1 BLK ZINC (EKY01460) （PB） （PB） （PB） （PB） 12 SPEAKER SYSTEMS BR10/BR12/BR15/BR12M/BR15M 6.Input Panel Assembly, Crossover (Time required: About 2 minutes) 6-1Remove the four (4) screws mark

31、ed 31. The crossover and input panel assembly can then be removed. (Photo.8,9) 6.Ass y、Crossover （所要時間：約2 分） 6-1314本外、 crossover共 Assy 外。 （写真8,9） Input panel assembly 3131 Input panel assemblyCrossover Photo.8 （写真8） Photo.9 （写真9） 31: Truss Head SM Screw#6 x 5/8 BLK (ETAG1030)（SM） 7. 7-1各取付 、 各外、 取外

32、。 （各参照。 ） 7.Corner protectors 7-1Corner protectors attached to each model can be removed by unscrewing respective screws. (See parts list of each model.) SPEAKER SYSTEMS BR10/BR12/BR15/BR12M/BR15M PARTS LIST WARNING Components having special characteristics are marked and must be replaced with parts

33、 having specification equal to those originally installed. The numbers “QTY” show quantities for each unit. The parts with “-” in “PART NO.” are not available as spare parts. This mark “ ” in the REMARKS column means these parts are interchangeable. The second letter of the shaded () part number is

34、O, not zero. The second letter of the shaded () part number is I, not one. 印部品、安全維持重要部品。交換場合、安全必指定部品 使用下。 部品価格、変更。 QTY欄記数字、各当使用個数。 PART NO.“-”部分、用部品準備。 REMARKS欄 部品、併用部品。 網掛付PART NO. 2番目文字。 網掛付PART NO. 2番目文字、。 Notes : DESTINATION ABBREVIATIONS M:South African model O:Chinese model Q:South-east Asia m

35、odel T :Taiwan model U :U.S.A. model V :General export model (110V) W:General export model (220V) N,X: General export model Y :Export model A :Australian model B :British model C :Canadian model D :German model E :European model F :French model H :North European model I :Indonesian model J :Japanese

36、 model K :Korean model CONTENTS OVERALL ASSEMBLY BR10 . 2 BR12 . 3 BR15 . 4 BR12M . 5 BR15M . 6 （総組立） （目次） 2 SPEAKER SYSTEMS BR10/BR12/BR15/BR12M/BR15M REF NO.PART NO.DESCRIPTIONREMARKSQTYRANK RANK: Japan only OVERALL ASSEMBLYBR10 07Metal Grille 08YAMAHA Logo-CLUB V04 09Truss Head SM Screw#6X5/8 BLK

37、801 10Grille Sticker 11Woofer20 13Speaker Gasket03 15Pan Head PB Screw#8X1 BLK ZINC4 17Tweeter 19Pan Head PB Screw#8X1 BLK ZINC6 25Metal HandleW/LOGO08 27Truss Head SM Screw#8X3/4 BLK601 29Input Panel Assembly 31Truss Head SM Screw#6X5/8 BLK401 35Tripod Support MNT3506 37Pan Head PB Screw#10X1 BLK30

38、1 39Rubber Foot403 41Pan Head PB Screw#10X1 BLK401 43Corner Protector75L203 45Corner Protector75R203 47Corner Protector105403 49Truss Head SM Screw#6X5/8 BLK1601 402Push Nut80092 : New Parts AAY02850 CBY05500 ETAG1030 CBY06250 JAY40400 CBY01480 EKY01460 JAY21400 EKY01460 AAY02580 ETAI1230 NBY07400 E

39、TAG1030 CBY03910 EKY01240 CBY01890 EKY01240 AAY02590 AAY02600 AAY02640 ETAG1030 AAX52740 * * * * 49 49 43 49 49 45 49 49 49 47 47 39 39 41 35 37 39 41 39 41 39 41 10 17 07 11 13 43 4945 4947 4947 49 47 4947 49 43 4945 49 25 29 31 27 08 09 09 09 09 09 09 09 15 09 15 19 31 Push Nut 402 OVERALL ASSEMBL

40、Y : BR10（総組立） 部品名 総組立 受台 (Y) 3 SPEAKER SYSTEMS BR10/BR12/BR15/BR12M/BR15M REF NO.PART NO.DESCRIPTIONREMARKSQTYRANK RANK: Japan only OVERALL ASSEMBLYBR12 07Metal Grille 08YAMAHA Logo-CLUB V804 09Truss Head SM Screw#6X5/8 BLK01 10Grille Sticker 11Woofer1219 13Speaker Gasket03 15Pan Head PB Screw#8X1 B

41、LK ZINC8 17Tweeter 19Pan Head PB Screw#8X1 BLK ZINC6 25Metal HandleW/LOGO08 27Truss Head SM Screw#8X3/4 BLK601 29Input Panel Assembly 31Truss Head SM Screw#6X5/8 BLK401 35Tripod Support MNT3506 37Pan Head PB Screw#10X1 BLK301 39Rubber Foot403 41Pan Head PB Screw#10X1 BLK401 43Corner Protector75L203

42、45Corner Protector75R203 47Corner Protector105403 49Truss Head SM Screw#6X5/8 BLK1601 402Push Nut80092 : New Parts AAY02860 CBY05500 ETAG1030 CBY06260 JAY51200 CBY01480 EKY01460 JAY21400 EKY01460 AAY02580 ETAI1230 NBY07410 ETAG1030 CBY03910 EKY01240 CBY01890 EKY01240 AAY02590 AAY02600 AAY02640 ETAG1

43、030 AAX52740 * * * * 49 49 43 49 49 45 49 49 49 47 47 39 39 41 35 37 39 41 39 41 39 41 10 17 07 11 13 43 4945 49 43 4945 49 08 09 09 09 09 09 09 09 15 09 15 19 15 25 2747 4947 49 47 4947 4929 3131 Push Nut 402 OVERALL ASSEMBLY : BR12（総組立） 部品名 総組立 受台 (Y,J) 4 SPEAKER SYSTEMS BR10/BR12/BR15/BR12M/BR15M

44、 REF NO.PART NO.DESCRIPTIONREMARKSQTYRANK RANK: Japan only OVERALL ASSEMBLYBR15 07Metal Grille 08YAMAHA Logo-CLUB V04 09Truss Head SM Screw#6X5/8 BLK801 10Grille Sticker 11Woofer15 13Speaker Gasket03 15Pan Head PB Screw#10X1 BLK801 17Tweeter 19Pan Head PB Screw#8X1 BLK ZINC6 25Metal HandleW/LOGO208

45、27Truss Head SM Screw#8X3/4 BLK1201 29Input Panel Assembly 31Truss Head SM Screw#6X5/8 BLK401 35Tripod Support MNT3506 37Pan Head PB Screw#10X1 BLK301 39Rubber Foot403 41Pan Head PB Screw#10X1 BLK401 43Corner Protector75L203 45Corner Protector75R203 47Corner Protector105403 49Truss Head SM Screw#6X5

46、/8 BLK1601 402Push Nut80092 : New Parts AAY02870 CBY05500 ETAG1030 CBY06270 JAY61700 CBY01480 EKY01240 JAY21400 EKY01460 AAY02580 ETAI1230 NBY07420 ETAG1030 CBY03910 EKY01240 CBY01890 EKY01240 AAY02590 AAY02600 AAY02640 ETAG1030 AAX52740 * * * * * 49 49 43 49 49 45 49 49 49 47 47 39 39 41 35 37 39 41 39 41 39 41 10 17 07 11 13 43 4945 49 43 4945 49 08 09 09 09 09 09 09 09 15 09 15 19 15 25 27 27 47 4947 49 47 4947 49 29 3131 Push Nut 402 OVERALL ASSEMBLY : BR15（総組立） 部品名 総組立 受台 (Y,J) 5 SPEAKER SYSTEMS BR10/BR12/BR15/BR12M/BR15M REF NO.PART NO.DESCRIPTIONREMARKSQTYRANK RANK: Japan only OVERA