Yamaha DSR Series Powered Speaker Service Manual 电路图.pdf
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1、SERVICE MANUAL HAMAMATSU, JAPAN Copyright (c) Yamaha Corporation. All rights reserved. YMW 10.09 PA 012000 DSR112 DSR115DSR215 DR118W POWERED SPEAKER DSR112/DSR115/DSR215/ DSR118W SPECIFICATIONS (総合仕様) .3 PANEL LAYOUT () .5 CIRCUIT BOARD LAYOUT () .6 DIMENSIONS (寸法図) .8 DISASSEMBLY PROCEDURES (分解手順)
2、 . 10 CIRCUIT BOARDS (基板図) .29 TEST PROGRAM () .41 INSPECTIONS (検査) .51 UPDATING () .66 PARTS LIST BLOCK DIAGRAM (図) OVERALL CIRCUIT DIAGRAM (総回路図) CONTENTS (目次) RadioFans.CN 收音机爱 好者资料库 WARNING: This product contains chemicals known to the State of California to cause cancer, or birth defects or oth
3、er reproductive harm. DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REASON WHAT SO EVER! 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
4、with solder or components located inside the enclosure of this product, wash your hands before handling food. IMPORTANT NOTICE This manual has been provided for the use of authorized Yamaha Retailers and their service personnel. It has been assumed that basic service procedures inherent to the indus
5、try, and more specifically Yamaha Products, are already known and understood by the users, and have there- fore not been restated. WARNING: Failure to follow appropriate service and safety procedures when servicing this product may result in personal injury, destruc- tion of expensive components and
6、 failure of the product to perform as specified. For these reasons, we advise all Yamaha prod- uct owners that all service required should be performed by an authorized Yamaha Retailer or the appointed service represen- tative. IMPORTANT: This presentation or sale of this manual to any individual or
7、 firm does not constitute authorization, certification, recognition of any applicable technical capabilities, or establish a principal-agent relationship of any form. The data provided is believed to be accurate and applicable to the unit(s) indicated on the cover. The research engineering, and serv
8、ice depart- ments 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 contact the distributors Service Divi-
9、 sion. 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 during disassembly and parts replacement
10、. Recheck all work before you apply power to the unit. WARNING (注意) Components having special characteristics are marked and must be replaced with parts having specification equal to those originally installed. 印商品、安全維持重要部品。交換場合、安全必指定部品使用。 IMPORTANT NOTICE FOR THE UNITED KINGDOM Connecting the Plug
11、and Cord WARNING: THIS APPARATUS MUST BE EARTHED IMPORTANT. The wires in this mains lead are coloured in accordance with the following code: GREEN-AND-YELLOW: EARTH BLUE: NEUTRAL BROWN: LIVE As the colours of the wires in the mains lead of this apparatus may not correspond with the coloured markings
12、 identifying the terminals in your plug, proceed as follows: The wire which is coloured GREEN and YELLOW must be connected to the terminal in the plug which is marked by the letter E or by the safety earth symbol or colored GREEN or colored GREEN and YELLOW. The wire which is coloured BLUE must be c
13、onnected to the terminal which is marked with the letter N or coloured BLACK. The wire which is coloured BROWN must be connected to the terminal which is marked with the letter L or coloured RED. DSR112/DSR115/DSR215/DSR118W 2 RadioFans.CN 收音机爱 好者资料库 SPECIFICATIONS (総合仕様) DSR112/DSR115/DSR215/DSR118
14、W 3 RadioFans.CN 收音机爱 好者资料库 Input Characteristics D-CONTOUR Frequency Response Chart DSR112/DSR115/DSR215/DSR118W 4 Rear (部) DSR112 / DSR115 / DSR215 DSR112 / DSR115 / DSR215 / DSR118W DSR118W 10 10 1112 1314 INPUT jacks THRU jack(s) PEAK Indicator LEVEL control MIC/LINE switch (DSR112 / DSR115 / DS
15、R215) POLARITY switch (DSR118W) LIMIT indicator PROTECTION indicator POWER indicator 10FRONT LED DISABLE switch 11HPF switch (DSR112 / DSR115 / DSR215) 12D-CONTOUR switch (DSR112 / DSR115 / DSR215) 13AC IN socket 14Power switch INPUT 端子 THRU 端子 PEAK LEVEL MIC/LINE (DSR112/DSR115/DSR215) POLARITY (DS
16、R118W) LIMIT PROTECTION POWER 10FRONT LED DISABLE 11HPF (DSR112/DSR115/DSR215) 12D-CONTOUR (DSR112/DSR115/DSR215) 13AC IN 端子 14電源 PANEL LAYOUT () DSR112/DSR115/DSR215/DSR118W 5 Front viewSide viewRear view AMPS1 ACINSPEAKER SPEAKERDSPIN2 LED BRG2 Front viewSide viewRear view DSPBRG3 AMPS1 ACINLEDSPE
17、AKER SPEAKERIN3 CIRCUIT BOARD LAYOUT () DSR112 DSR115 DSR112/DSR115/DSR215/DSR118W 6 DSR215 DSR118W Front viewSide viewRear view AMPS1 ACINSPEAKER SPEAKER SPEAKER LED IN1DSPBRG1 Front viewSide viewRear view IN4 AMPS2 ACIN SPEAKER LED ASPBRG4 DSR112/DSR115/DSR215/DSR118W 7 DIMENSIONS (寸法図) 50 387 mm
18、(15-1/4) 368 mm (14-1/2)370 mm (14-9/16) 638 mm (25-1/8) 307 mm (12-1/16) 10 423 mm (16-5/8)442 mm (17-3/8) 755 mm (29-3/4) DSR112DSR115 DSR112/DSR115/DSR215/DSR118W 8 DSR215DSR118W 297 mm (11-11/16) 10 467 mm (18-3/8) 1158 mm (45-9/16) 520 mm (20-1/2) 584 mm (23)520 mm (20-1/2) 638 mm (25-1/8) DSR1
19、12/DSR115/DSR215/DSR118W 9 Speaker () Brown (茶) +Black (黒) Red marking (赤) 1. Metal Grille Assembly (Time required: About 1 minute) 1-1. Remove the eight (8) screws marked 180. The metal grille assembly can then be removed. (Fig. 1) 2. Speaker (Time required: About 3 minutes) 2-1. Remove the metal g
20、rille assembly. (See procedure 1) 2-2. Remove the eight (8) screws marked 40a. (Fig. 2, 3) 2-3. Insert the fl at blade screwdriver or the like into the cavity of the cabinet, and push the speaker up to remove it. (Fig. 2, 3) 2-4. Remove the wiring assembly from the speaker terminal. (Photo1) * When
21、installing the speaker, first tighten the four (4) priority screws in order as shown in Fig. 2. 1. Assy (所要時間:約 1 分) 1-1. 180 8 本外、 Assy 外 。 (図 1) 2. (所要時間:約 3 分) 2-1. Assy 外。 (1 項参照) 2-2. 40a 8 本外。 (図 2、3) 2-3. 切欠 差込、浮外。 (図 2、3) 2-4. 端子取付束線外 。 (写真 1) 取付、優先 4 本 図示順番先締。 (図 2) DISASSEMBLY PROCEDURES (
22、分解手順) Disassembly of DSR112DSR112 分解 Fig. 1 (図 1) Fig. 3 (図 3) Fig. 2 (図 2) Photo. 1 (写真 1) Metal grille assembly ( Assy) 180 180 Speaker () 40a 1 2 3 4 Priority screw (優先) Speaker () 40a DSR112/DSR115/DSR215/DSR118W 10 Horn assembly ( Assy) Blue (青) Orange (橙) + Red marking (赤) Photo. 2 (写真 2) 3. H
23、orn Assembly (Time required: About 3 minutes) 3-1. Remove the front grille assembly. (See procedure 1) 3-2. Remove the eight (8) screws marked 40b. (Fig. 4, 5) 3-3. Insert the fl at blade screwdriver or the like into the cavity of the cabinet, and push the horn assembly up to remove it. (Fig. 4, 5)
24、3-4. Remove the wiring assembly from the speaker terminal. (Photo. 2) * When installing the horn assembly, fi rst tighten the four (4) priority screws as shown in Fig. 4. 3. Assy (所要時間:約 3 分) 3-1. Assy 外。 (1 項参照) 3-2. 40b 8 本外。 (図 4、5) 3-3. 切欠 差込、 Assy 浮外。 (図 4、5) 3-4. 端子取付束線外 。 (写真 2) Assy 取付、図示優先
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