Yamaha-M7CL48ES-mix-sm 电路图 维修手册.pdf

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1、SERVICE MANUAL HAMAMATSU, JAPAN SERVICE MANUAL 20080000- PA011972 Refer to a M7CL service manual (PA 011804 ). M7CL (PA 011804 ) 参照。 Copyright (c) Yamaha Corporation. All rights reserved. PDF 10.02 M7CL-48ES: 20100225-2100000 CONTENTS（目次） DIGITAL MIXING CONSOLE METER BRIDGE MBM7CL POWER SUPPLY LINK

2、CABLE PSL360 OPTION（） M7CL-48ES/MBM7CL SPECIFICATIONS（総合仕様） .5 CONNECTOR PIN ASSIGNMENTS （表） .10 PANEL LAYOUT（） .11 DIMENSIONS（寸法図） .17 CIRCUIT BOARD LAYOUT（） .18 DISASSEMBLY PROCEDURE（分解手順） .22 LSI PIN DESCRIPTION（LSI 端子機能表） .48 CIRCUIT BOARDS（基板図） .59 INSPECTIONS（検査） .104/109 SERVICE CHECK PROGRAM

3、 （検査） .114/137 PROCEDURE TO CAPTURE SCREEN （手順） .160 INSTALLING an OPTION CARD （取付） .161/162 USER SETTINGS (SECURITY) （設定（） ） .163/181 INITIALIZING THE M7CLs INTERNAL MEMORY （M7CL 内蔵初期化） .199/200 CALIBRATION FUNCTION （機能） .201/204 WARNING/ERROR MESSAGES （ / ） .207/209 START-UP SEQUENCE（起動） .211/212

4、ENDING SEQUENCE（終了） .213 PARTS LIST BLOCK DIAGRAM（） OVERALL CONNECTOR CIRCUIT DIAGRAM （総接続回路図） CIRCUIT DIAGRAM（回路図） -48ES RadioFans.CN 收音机爱 好者资料库 2 WARNING Components having special characteristics are marked and must be replaced with parts having specifi cation equal to those originally installed.

5、WARNING: This product contains chemicals known to the State of California to cause cancer, 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

6、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. IMPORTANT NOTICE This manual has been provided for the use of authorized Ya

7、maha 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 safe

8、ty procedures 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 all service required should be performed by an authorized Yamaha Retailer or th

9、e appointed service representative. IMPORTANT : This presentation or sale of this manual to any individual or 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 beli

10、ved to 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 changes in specification are subject to change without notice or obli

11、gation to retrofit. 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 bus in the unit (heavy gauge

12、 black wires connect to this bus.) IMPORTANT : Turn the unit OFF during disassembly and parts replacement. Recheck all work before you apply power to the unit. 印部品、安全維持重要部品。交換場合、安全必指定部品使用。 LITHIUM BATTERY HANDLING This product uses a lithium battery for memory back-up. WARNING : Lithium batteries ar

13、e dangerous because they can be exploded by improper handling. Observe the following precautions when handling or replacing lithium batteries. Leave lithium battery replacement to qualifi ed service personnel. Always replace with batteries of the same type. When installing on the PC board by solderi

14、ng, solder using the connection terminals provided on the battery cells. Never solder directly to the cells. Perform the soldering as quickly as possible. Never reverse the battery polarities when installing. Do not short the batteries. Do not attempt to recharge these batteries. Do not disasemble t

15、he batteries. Never heat batteries or throw them into fi re. ADVARSEL! Lithiumbatteri-Eksplosionsfare ved fejlagtig hndtering. Udskiftning m kun ske med batteri af samme fabrikat og type. levr det brugte batteri tilbage til leverandren. VARNING Explosionsfara vid felaktigt batteribyte. Anvnd samma b

16、atterityp eller en ekvivalent typ som rekommenderas av apparattillverkaren. Kassera anvnt batteri enligt fabrikantens instruktion. VAROITUS Paristo voi rjht, jos se on virheellisesti asennettu. Vaihda paristo ainoastaan laitevalmistajan suosittelemaan tyyppiiin. Hvit kytetty paristo valmistajan ohje

17、iden mukaisesti. The following information complies with Dutch offi cial Gazette 1995. 45; ESSENTIALS OF ORDER ON THE COLLECTION OF BATTERIES. Please refer to the diassembly procedure for the removal of Back-up Battery. Leest u voor het verwijderen van de backup batterij deze beschrijving. 電池取扱 注意 電

18、池誤交換爆発危険。交換場合、指定部品使用 。 M7CL-48ES RadioFans.CN 收音机爱 好者资料库 3 IMPORTANT NOTICE FOR THE UNITED KINGDOM Connecting the Plug 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 BR

19、OWN: 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 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

20、 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 coloured BLACK. The wire which is coloured BROWN must be connected to the terminal which is marked with the letter L or coloured

21、 RED. Take care not to trap your fi ngers. User Level settings allow you to restrict the parameters that be operated by each user, or to change the settings of user-defi ned keys and preference settings for each user. Settings for each user can be stored as a “user authentication key” on a USB stora

22、ge device, allowing users to be switched easily, simply by connecting this storage device to a USB connector. This is convenient in the following situations. Unintended or mistaken operation can be prevented. The range of functionality operable by an outside engineer (guest engineer) can be limited.

23、 In situations in which multiple operators alternate with each other, output settings etc. can be locked to prevent unintended operations. Preferences of each operator can easily be switched. User settings may be stored by users. To service the device, get the USB storage device storing the user aut

24、hentic key from the user. This device has a built-in backup battery that maintains data in internal memory even when the devices power is switched off. The backup battery will eventually become depleted, however, and when that happens the contents of the internal memory will be lost.* To prevent los

25、s of data be sure to replace the backup battery before it becomes fully depleted. When the backup battery is running low, the LCD display indicates “Low Battery!” when you starting up the system, (In this case, the Battery fi eld indicates “LOW” or “NO” in the SETUP screen.) immediately save the dat

26、a to a USB storage device. * Data items maintained in the internal memory by the backup battery are as follows: Current scene parameters and number. Library data. 必実行 （作業中指挟様注意。 ） 設定、操作制限、定義設定 切替。設定認証 USB 記憶装置記憶 、 USB 端子挿入簡単切替。、以下場合便利。 不用意誤操作防止。 外部（）操作範囲制限。 複数交代操作場合、出力設定、誤操作防止。 好設定簡単切替。 設定場合、実施時、認証記

27、憶 USB 記憶装置借。 機器内部用内蔵、電源切状態内部保持 。、消耗内部* 消、消耗前 交換必要。消耗、機器起動時 Low Battery表示。場合、 電源切、 USB 記憶装置保存。 * 保持内部種類以下。 内容、番号 M7CL-48ES BACKUP BATTERY（） USER LEVEL SETTINGS（設定） RadioFans.CN 收音机爱 好者资料库 4 M7CL-48ES MBM7CL (Option) M7CL-48ES 5 1. General Specifi cations（一般仕様） Sampling Frequency Internal: 44.1 kHz, 4

28、8 kHz External: 44.1kHz (-2.5%) to 48kHz (+2.5%) Signal DelayLess than 2.5 ms INPUT or OMNI IN to OMNI OUT (Fs = 48 kHz) Fader100 mm motorized x62 Fader Resolution+10 to -138, - dB (1024 steps/100 mm) Maximum Voltage Gain86 dB OMNI IN 18 to OMNI OUT 18 Crosstalk (1kHz)-80 dB Adjucent Input Channels

29、(OMNI IN 18, (GAIN:min) to OMNI OUT 18) Dimensions1274 x 286 x 701 mm (W x H x D) Net Weight46 kg Power Requirements (wattage)150 W Power Requirements (voltage and hertz) US/Canada: 120V 60Hz Japan: 100V 50/60Hz China: 110240V 50/60Hz Korea: 220V 60Hz Other: 110240V 50/60Hz Operation free-air Temper

30、ature Range+10 C to +35 C Storage Temperature Range-20 C to +60 C Included Accessories Owners Manual Dust cover Power cords Cord clamp Optional Accessories mini YGDAI cards Gooseneck Lamp LA1L Power Supply PW800W Power Supply Link Cable PSL360 2. Inputs/Outputs Characteristics（入出力特性） Input Terminals

31、GAIN Actual Load Impedance For Use With Nominal Input Level Connector Sensitivity *1Nominal Max. Before Clip OMNI IN 1-8 62 dB 3 k 50-600 Mics equivalent to a 20 kHz filter with infinite dB/octave attenuation. Dynamic RangeFs= 44.1 kHz or 48 kHz * Dynamic range are measured with a 6 dB/octave filter

32、 12.7 kHz; equivalent to a 20 kHz filter with infinite dB/octave attenuation. Sampling Frequency InputOutputRLConditionsMin.Typ.Max.Unit OMNI IN 1-8OMNI OUT 1-8600 Rs= 150 , GAIN: Max. Master fader at nominal level and one Ch fader at nominal level. 128 EIN dBu 62 Rs= 150 , GAIN: Min. Master fader a

33、t nominal level and one Ch fader at nominal level. 8479 All INPUTsOMNI OUT 1-8600 Rs= 150 , GAIN: Min. Master fader at nominal level and all OMNI IN 1-8 in faders at nominal level. 70 OMNI OUT 1-8600 Residual Output Noise, ST Master Off86 PHONES8 Residual Output Noise, PHONES level control Min.86 In

34、putOutputRLConditionsMin.Typ.Max.Unit dB OMNI IN 1-8OMNI OUT 1-8600 AD + DA, GAIN: Min.108 OMNI OUT 1-8600 DA Converter110 ParameterConditionsMin.Typ.Max.Unit External ClockFrequency Range 43.0049.20 kHz Internal Clock Frequency Word Clock : Int 44.1 kHz44.1 Word Clock : Int 48 kHz48 Accuracy Word C

35、lock : Int 44.1 kHz 50ppm Word Clock : Int 48 kHz Jitter Word Clock : Int 44.1 kHz 5ns Word Clock : Int 48 kHz 4. Other Functions（他機能） LibrariesOutput Port Processor NameNumberTotal Scene MemoryPreset 1 + User 300301 Input EQ LibraryPreset 40 + User 159199 Output EQ LibraryPreset 3 + User 196199 Dyn

36、amics LibraryPreset 41 + User 158 Preset 48 + Reserve 9 + User 142 199 Effect Library199 GEQ LibraryPreset 1 + User 199200 FunctionParameter Out Port Delay0 msec to 600 msec Out Port PhaseNormal/Reverse Attenuator96 to +24 dB FunctionParameter GEQ31 bands x 4(8) systems EffectsStereo In/Stereo Out m

37、ulti effector x 4 systems Input CH LibraryPreset 1 + User 199200 Output CH LibraryPreset 1 + User 199200 M7CL-48ES 9 Input FunctionOutput Function FunctionParameter PhaseNormal/Reverse Attenuator96 to +24 dB HPF Slope= 12 dB/Oct Frequency= 20 Hz to 600 Hz 4 Band Equal- izer Frequency= 20 Hz to 20 kH

38、z Gain= 18 dB to +18 dB Q= 0.10 to 10.0 Low Shelving (Low Band) High Shelving, LPF (High Band) Type I/Type II InsertInsert Point: Pre EQ/Pre Fader/Post On Direct OutDirect Out Point: Pre HPF/Pre EQ/Pre Fader/Post On Dynamics 1 Type: Gate/Ducking/Comp/Expander Threshold= 54 dB to 0 dB Ratio= 1:1 to :

39、 1 Attack= 0 msec to 120 msec Hold= 0.02 msec to 1.96 sec Decay= 5 msec to 42.3 sec (Release) Releace= 5 msec to 42.3 sec Range= 70 dB to 0 dB Gain= 18 dB to 0 dB, 0 dB to +18 dB Knee= Hard to 5 (soft) Key In: Self Pre EQ/Self Post EQ/Mix Out 13-16 Ch 1-ST IN 4R (8ch block) Key In Filter: HPF/LPF/BP

40、F Dynamics 2 Type: Comp/De-Esser/Compander H/Com- pander S Threshold= 54 dB to 0 dB Ratio= 1:1 to : 1 Attack= 0 msec to 120 msec Release= 5 msec to 42.3 sec Gain= 18 dB to 0 dB, 0 dB to +18 dB Knee= Hard to 5 (soft) Key In: Self Pre EQ/Self Post EQ/Mix Out 13-16 Ch 1-ST IN 4R (8ch block) FaderLevel:

41、 1024 steps, , 138 dB to +10 dB OnOn/Off DCA Group8 Groups Mute Group8 Groups Mix Send 16 sends Fix/Variable can be set each two mixes Mix Send Point: Pre EQ/Pre Fader/Post On Level: 1024 steps, , 138 dB to +10 dB Matrix Send 8 Sends Matrix Send Point: Pre EQ/Pre Fader/Post On Level: 1024 steps, , 1

42、38 dB to +10 dB LCR PanCSR= 0 % to 100 % FunctionParameter Attenuator96 to +24 dB 4 Band Equalizer Frequency= 20 Hz to 20 kHz Gain= 18 dB to +18 dB Q= 0.10 to 10.0 Low Shelving (Low Band) High Shelving, LPF (High Band) Type I/Type II InsertInsert Point: Pre EQ/Pre Fader/Post On Dynamics 1 Type: Comp

43、/Expander/Compander H/Com- pander S Threshold= 54 dB to 0 dB Ratio= 1:1 to :1 Attack= 0 msec to 120 msec Release= 5 msec to 42.3 sec Gain= 18 dB to 0 dB, 0 dB to + 18 dB Knee= Hard to 5 (soft) Key In: Self Pre EQ/Self Post EQ/Mix Out 13-16 MIX 1-16/MTRX 1-8/ST IN LR/MONO(C) (8ch block) FaderLevel: 1

44、024 steps, , 138 dB to +10 dB OnOn/Off Mute Group8 Groups Mix to Matrix Stereo to Matrix Matrix Send Point: Pre Fader/Post On Level: 1024 steps, , 138 dB to +10 dB Oscillator Level= 0 to 96 dB (1 dB step) On/Off= Software control M7CL-48ES 10 CONNECTOR PIN ASSIGNMENTS（表） DC POWER INPUT PinSignal Nam

45、ePinSignal Name 1+24V13GND 2+24V14GND 3+24V15GND 4+24V16GND 5+24V17GND 6+24V18GND 7+24V19CAUTION(+) 8+24V20CAUTION() 9+24V21DETECT A 10GND22DETECT B 11GND23DETECT GND 12GNDFrame GND 1234 56789 101112131415 1617181920 212223 M7CL-48ES 11 PANEL LAYOUT（） 1. Top Panel（） q INPUT section: ( P.13) w ST IN

46、(Stereo Input) section: ( P.13) e Meter bridge (option): ( P.13) r SELECTED CHANNEL section: ( P.14) t Display section: ( P.14) y Centralogic section: ( P.15) u SCENE MEMORY / MONITOR section: ( P.15) i USER DEFINED KEYS section: ( P.16) o STEREO/MONO MASTER section: ( P.16) !0 NAVIGATION KEYS secti

47、on: ( P.16) ? ? ? ? ? ? ? ? ? q w e （） r t y u / i 定義 o / !0 M7CL-48ES 12 2. Rear Panel（） ? ? ? ? ? q OMNI IN jacks 1-8 w LAMP connector e OMNI OUT jacks 1-8 r 2TR OUT DIGITAL jack t WORD CLOCK IN/OUT connectors y MIDI IN/OUT connectors u NETWORK connector i EtherSound IN/OUT connectors o 3rd connec

48、tor !0 IN/OUT TX/RX indicator !1 Slots 1-3 !2 AC IN (power supply input) connector !3 POWER switch !4 DC POWER INPUT connector 3. Under the front pad（下） ? q PHONES LEVEL knob w PHONES OUT (headphone output) jack e TALKBACK jack r TALKBACK GAIN knob q OMNI IN 端子 1 8 w LAMP 端子 e OMNI OUT 端子 1 8 r 2TR OUT DIGITAL 端子 t WORD CLOCK IN/OUT 端子 y MIDI IN/OUT 端子 u NETWORK 端子 i Ether