Yamaha-AW-2400-Service-Manual电路原理图.pdf

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1、PROFESSIONAL AUDIO WORKSTATION SERVICE MANUAL PA 011785 Copyright (c) Yamaha Corporation. All rights reserved. PDF-K7672 05.08 HAMAMATSU, JAPAN 20050830- CONTENTS（目次） PROTECTION OF EYES FROM LASER BEAM DURING SERVICING （作業中光線目保護）.3 SPECIFICATIONS（総合仕様） .4/6 PANEL LAYOUT（） .8 DIMENSIONS（寸法図）.16 CIRCU

2、IT BOARD LAYOUT （） .17 DISASSEMBLY PROCEDURE（分解手順） .19 LSI PIN DESCRIPTION（LSI端子機能表） .30 IC BLOCK DIAGRAM（IC図）.36 CIRCUIT BOARDS（基板図）.39 INSPECTIONS（検査） .62/67 TEST PROGRAM（） .72/82 HOW TO UPGRADE THE MAIN UNIT PROGRAM （方法）.92 INSTALLING AN OPTIONAL CARD （取付） .93/94 RESTORING THE INTERNAL HARD DISK

3、TO THE FACTORY-SET CONDITION （内蔵工場出荷時設定戻） .95/96 MESSAGE LIST（） .97/100 MIDI IMPLEMENTATION CHART .103 MIDI DATA FORMAT.104 PARTS LIST BLOCK DIAGRAM（） WIRING（結線図） CIRCUIT DIAGRAM（回路図） SOFTWARE BLOCK DIAGRAM （） RadioFans.CN 收音机爱 好者资料库 AW2400 2 WARNING Components having special characteristics are mar

4、ked and must be replaced with parts having specification equal to those originally installed. 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 industry, and more sp

5、ecifically Yamaha Products, are already known and understood 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 personal injury, destruction of expensive components and failure of the prod

6、uct 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 sale of this manual to any individual or firm does not constitut

7、e authorization certification, 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 cover. The research engineering, and service departments of Yamaha

8、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 Division. WARNING :Static dischar

9、ges 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. Recheck all work before you

10、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 of chemicals found by the California Health and Welfare Agency (an

11、d 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 contact between solder and your skin! When soldering, do not inhale sol

12、der 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. IMPORTANT NOTICE FOR THE UNITED KINGDOM Connecting the Plug and Cord WARNING: THIS APPARATUS MUST BE EARTHED IMPORTANT.

13、 The wires in this mains lead are coloured in accordance with the following code: GREEN-AND-YELLOW BLUE BROWN : EARTH : NEUTRAL : LIVE As the colours of the wires in the mains lead of this apparatus may not correspond with the coloured markings identifying the terminals in your plug proceed as follo

14、ws: 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 GREEN-and-YELLOW. The wire which is coloured BLUE must be connected to the terminal which is marked with the letter N or col

15、oured BLACK. The wire which is coloured BROWN must be connected to the terminal which is marked with the letter L or coloured RED. 印部品、安全維持重要部品。交換場合、安全必指定部品使用。 Storing produced data Produced data can be lost due to breakdown or mistaken operation. We recommend that you store all important data on yo

16、ur computer, CD-R/CD-RW discs, or other external storage medium. SAVING DATA 作成保存 作成故障誤操作失 。 大切CD-R/RW 保存。 保存 RadioFans.CN 收音机爱 好者资料库 AW2400 3 CAUTIONCLASS 3BVISIBLE AND INVISIBLE LASER RADIATION WHEN OPEN. AVOID EXPOSURE TO BEAM. ATTENTIONCLASSE 3B RAYONNEMENT LASER VISIBLE ET INVISIBLE EN CAS DOUV

17、ERTURE. EXPOSITION DANGEREUSE AU FAISCEAU. VORSICHTKLASSE 3B SICHTBARE UND UNSICHTBARE LASERSTRAHLUNG, WENN ABDECKUNG GEFFNET. NICHT DEM STRAHL AUSSETZEN. ADVARSELKLASSE 3B SYNLIG OG USYNLIG LASERSTRLING VED BNING. UNDG UDS/ETTELSE FOR STRLING. ADVARSELKLASSE 3B SYNLIG OG USYNLIG LASERSTRLING NR DEK

18、SEL PNES. UNNG EKSPONERING FOR STRLEN. VARNINGKLASS 3B SYNLIG OCH OSYNLIG LASERSTRLNING NR DENNA DEL R PPNAD. STRLEN R FARLIG. VAROKURSSI 3B NKYV JA NKYMTN AVATTAESSA OLET ALTTIINA LASERSTEILYLLE, L KATSO STEESEN. CD-RW drive （CD-RW） PROTECTION OF EYES FROM LASER BEAM DURING SERVICING This product e

19、mploys Class 1 laser. Labels on laser are located on the upper side of the internal CD-RW drive and the rear panel of this product. Laser properties of the Drive Laser Class: Class 1 (HHS and IEC 60825-1) Wavelength: for CD 784 nm for DVD 662 nm Do not disassemble the CD-RW drive unit. VARO! AVATTAE

20、SSA JA SUOJALUKITUS OHITETTAESSA OLET ALTTIINA NKYMTTMLLE LASERSTEILYLLE. L KATSO STEESEEN. VARNING! OSYNLIG LASERSTRLNING NR DENNA DEL R PPNAD OCH SPRREN R URKOPPLAD. BETRAKTA EJ STRLEN. 本製品1使用。 関内蔵CD-RW上部、 本製 品。 WARNINGLaser Safety This product contains a laser beam component. This component may e

21、mit in visible, as well as visible radiation, which may cause eye damage. To protect your eyes and skin from laser radiation, the following precaution must be used during servicing of the unit. 1)When testing and / or repairing any component within the product, keep your eyes and skin more than 30 c

22、m away from the laser pick-up unit at all time. Do not stare the laser beam at any time. 2)Do not attempt readjustment, disassemble and repair of the laser pick-up, unless noted elsewhere in this manual. 3)CAUTION -Use of controls or readjustments or performance of procedures other than those specif

23、ied herein may result in hazardous radiation exposure. （作業中光線目保護） CD-RW特性 : 1 (HHS、 IEC 60825-1) 波長:784 nm (CD) 662 nm (DVD) CD-RW 分解。 警告安全性 本製品光線部品使用。部品 、 目危険可視不可視光線出。 光線目皮膚守、本製品作 業中次注意守。 1)本製品検査修理際、 常 30cm以上、 目皮膚離。 決 光線見。 2)本記載限、 調整、分解、修理。 3)注意: 本記載手順操作 、有害放射引起可能性。 AW2400 4 SPECIFICATIONS General

24、Specifications Frequency Response 0+1/-3 dB 20 Hz 20 kHz (MIC/LINE INPUT to STEREO OUT, GAIN : max.) Total Harmonic Distortion (measured with 20 kHz LPF) Less than 0.05 % 20 Hz to 20 kHz/+4 dBu (MIC/LINE INPUT to STEREO OUT, GAIN : min.) Dynamic Range(measured with IHF-A) 115 dB typ. : DA Converter

25、(STEREO OUT) 109 dB min.: DA Converter (STEREO OUT, INPUT CH SEL : all off) 110 dB typ. : AD+DA (MIC/LINE INPUT to STEREO OUT) 104 dB min.: AD+DA (MIC/LINE INPUT to STEREO OUT, GAIN: min.) AD Converter 24-bit Linear, 128-times Oversampling DA Converter 24-bit Linear, 128-times Oversampling Internal

26、Processing 32-bit Sampling Frequency Internal: 44.1 kHz, 48 kHz (-6 % +6 %) External : 44.1 kHz, 48 kHz (-10 % +6 %) Audio Input Section MIC/LINE INPUT: 8 CH (XLR set this to 1 or 2 if the timing of the incoming MTC data is not as accurate (such as when receiving MTC from a software sequencer). 3.1.

27、14. MTC SYNC OFFSET When the AW2400 is functioning as a MTC SLAVE, this setting adds an offset to the received MTC data. The received time code value shifted by this amount will correspond to the location indicated by the internal time code of the AW2400. 3.1.15. SYNC OUT Turn on/off the output of M

28、TC/MIDI CLOCK. 4. MIDI format list 4.1. CHANNEL MESSAGE 4.2. SYSTEM COMMON MESSAGE 4.3. SYSTEM REALTIME MESSAGE 4.4. SYSTEM EXCLUSIVE MESSAGE 4.4.1. REALTIME SYSTEM EXCLUSIVE 4.4.1.1. MMC 5. MIDI format details 5.1. NOTE OFF (8n) Received when Rx CH matches. Used to control Effects/Pitch Fix. Refer

29、NOTE ON for details. 5.2. NOTE ON (9n) Received when Rx CH matches. Used to control Effects/Pitch Fix. Refer below for details. Velocity of 0 x00 is equivalent to Note-Off. * Effect control by Note 1: Dynamic Flange/Dynamic Phase/Dynamic Filter When the SOURCE parameter is set to MIDI, the note velo

30、city (both note-on and note-off) is used to control the Modulation frequency width. 5.3. CONTROL CHANGE (Bn) If Control Change Rx is On, control change messages will be recevied when MIDI Rx Ch matches. However, if MIDI Rx Ch is OMNI or Control Change Mode is 1, reception will occur regard- less of

31、MIDI channel. If Control Change Tx is On, control change messages will be transmitted on the MIDI Tx Ch channel when you operate a parameter. The control value is converted into a parameter value according to the following equation. S= total number of steps in the parameters variable range 128/S = X

32、 remainder Y INT(Y+1)/2) = Z If (MIDI DATA - Z) MAX, then Value = MAX Otherwise, Value = INT (MIDI DATA -Z)/X) CommandRx/Txfunction 8n NOTE OFFRxControl the internal effect 9n NOTE ONRxControl the internal effect Bn CONTROL CHANGERx/Tx Edit parameters Cn PROGRAM CHANGERx/Tx Switch scene memories Com

33、mandRx/Txfunction F1 MIDI TIME CODERx/Tx MTC transmission F2SONG POSITION POINTERTxSong position transmission CommandRx/Txfunction F8 TIMING CLOCKTxMIDI Clock transmission FA STARTTxStart command transmission FB CONTINUETxContinue command transmission FC STOPTxStop command transmit FE ACTIVE SENSING

34、RxCheck MIDI cable connections FF RESETRxClear running status CommandRx/Txfunction 01 STOPRx/Tx Transport stop 02 PLAYRxTransport play 03 DEFERRED PLAYRx/Tx Transport play 04 FAST FORWARDRx/Tx Transport fast-forward 05 REWINDRx/Tx Transport rewind 06 RECORD STROBERxTransport punch-in record 07 RECOR

35、D EXITRxTransport punch-out 0F RESETRx/Tx MMC reset 44 LOCATERx/Tx Transport locate STATUS1000nnnn 8nNote Off Message DATA0nnnnnnn nnNote No. 0vvvvvvvvvVelocity (ignored) STATUS1001nnnn 9nNote On Message DATA0nnnnnnn nnNote No. 0vvvvvvvvvVelocity (1-127:On, 0:Off) STATUS1011nnnn BnControl Change DAT

36、A0ccccccc ccControl No. (0-95, 102-119) 0vvvvvvv vvControl Value (0-127) AW2400 106 5.4. PROGRAM CHANGE (Cn) If Program Change Rx is On, program change messages will be received when MIDI Rx Ch matches. However, if MIDI Rx Ch is OMNI, this message is received regardless of the channel. A scene memor

37、y will be recalled according to the PROGRAM CHANGE TABLE settings. If Program Change Tx is On, a program change will be transmitted on the MIDI Tx Ch according to the PROGRAM CHANGE TABLE settings when you recall a memory. If the recalled memory number has been assigned to more than one program numb

38、er, the lowest- numbered program number will be transmitted. 5.5. MIDI TIME CODE QUARTER FRAME (F1) If SYNC OUT is set to MTC, Quarter Frame messages will be transmitted according to the time code movements of the recorder when the recorder is playing or recording. This message is received if MTC SY

39、NC MODE is set to SLAVE. Quarter Frame messages received in realtime are internally assem- bled into time code that controls the recorder. 5.6. SONG POSITION POINTER (F2) If SYNC OUT is MIDI CLOCK, a song position message will be transmitted when STOP or LOCATE is performed on the recorder, to indic

40、ate the song position from which the song should start at the next START or CONTINUE message. 5.7. TIMING CLOCK (F8) If SYNC OUT is MIDI CLOCK, this message is transmitted according to the MIDI Tempo Map from when the recorder begins playing or recording, until it stops. 5.8. START (FA) If SYNC OUT

41、is MIDI CLOCK, this message is transmitted when the recorder begins playing or recording at a location other than the first measure. 5.9. CONTINUE (FB) If SYNC OUT is MIDI CLOCK, this message is transmitted when the recorder begins playing or recording at a location other than the first measure. STA

42、TUS1100nnnn Cn Program Change DATA0nnnnnnn nnProgram No. ( 0-127) 5.10. STOP (FC) If SYNC OUT is MIDI CLOCK, this message is transmitted when the recorder stops. 5.11. ACTIVE SENSING (FE) Once this message is received, subsequent failure to receive any mes-sage for a period of 300 ms will cause Runn

43、ing Status to be cleared, and MIDI communications to be initialized. 5.12. RESET (FF) When a Reset message is received, MIDI communications will be initialized by clearing Running Status etc. 5.13. EXCLUSIVE MESSAGE (F0-F7) 5.13.1. MMC 5.13.1.1. MMC STOP When the STOP key is pressed, this message is

44、 transmitted with a device number of 7F. If the AW2400 is operating as an MMC Slave, the transport will stop when this message is received with a matching device number or a device number of 7F. 5.13.1.2. MMC PLAY If the AW2400 is operating as an MMC Slave, the transport will begin playback when thi

45、s message is received with a matching device number or a device number of 7F. 5.13.1.3. MMC DEFERRED PLAY This message is transmitted with a device number of 7F when the PLAY key is pressed. If the AW2400 is operating as an MMC Slave, the transport will begin playback when this message is received w

46、ith a matching device number or a device number of 7F. STATUS11110001 F1Quarter Frame Message DATA0nnndddd ddnnn = message type (0-7) dddd = data STATUS11110010 F2Song Position Pointer DATA0ddddddd dd0 data ( H) high 7 bits of 14 bits data 0ddddddd dd1 data ( L) low 7 bits of 14 bits data STATUS1111

47、1000 F8Timing Clock STATUS11111010 FAStart STATUS11111011 FB Continue STATUS11111100 FC Stop STATUS11111110 FEActive Sensing STATUS11111111 FFReset STATUS11110000 F0System Exclusive Message ID No.01111111 7FReal Time System Exclusive Device ID0ddddddd ddDestination (00-7E, 7F:all call) Command000001

48、10 06Machine Control Command (mcc) sub-id 00000001 01Stop (MCS) EOX11110111 F7End Of Exclusive STATUS11110000 F0System Exclusive Message ID No.01111111 7FReal Time System Exclusive Device ID0ddddddd ddDestination (00-7E, 7F:all call) Command00000110 06Machine Control Command (mcc) sub-id 00000010 02Play (MCS) EOX11110111 F7End Of Exclusive STATUS11110000 F0System Exclusive Message ID No.01111111 7FReal Time System Exclusive Device ID0ddddddd ddDestination (00-7E, 7F:all call) Command00000110 06Machine Control Command (mcc) sub-