ElectroVoice-PSX1600-mix-sm维修电路原理图.pdf

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1、STEREO POWERED MIXERSERVICE MANUALPSX1000PSX1600PSX2200RadioFans.CN 收音机爱 好者资料库The lightning flash with arrowhead symbol, within an equi-lateral triangle is intended to alert the user to the presenceof uninsulated “dangerous voltage” within the productsenclosure that may be of sufficient magnitude to

2、 constitutea risk of electric shock to persons.The exclamation point within an equilateral triangle isintended to alert the user to the presence of importantoperating and maintance (servicing) instructions in theliterature accompanying the appliance.IMPORTANT SAFETY INSTRUCTIONS1. Read these instruc

3、tions.2. Keep these instructions. 3. Heed all warnings.4.Follow all instructions.5. Do not use this apparatus near water.6.Clean only with a damp cloth.7. Do not block any of the ventilation openings. Install in accordance with the manufactures instructions.8.Do not install near any heat sources suc

4、h as radiators, heat registers, stoves, or other apparatus that produce heat.9.Only use attachments/accessories specified by the manufacturer.10. Refer all servicing to qualified service personnel. Servicing is required when the apparatus has beendamaged in any way, such as power-supply cord or plug

5、 is damaged, liquid has been spilled or objects have falleninto the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped.For US and CANADA only:Do not defeat the safety purpose of the grounding-type plug. A grounding type plug has two blades a

6、nd a third grounding prong.The wide blade or the third prong are provided for your safety. When the provided plug does not fit into your outlet, consult anelectrican for replacement of the absolete outlet.1. Security regulations as stated in the EN 60065 (VDE 0860 / IEC 65) and the CSA E65 - 94 have

7、 to be obeyed when servicing the appliance.2. Use of a mains separator transformer is mandatory during maintenance while the appliance is opened, needs to be operated and is connected to the mains3. Switch off the power before retrofitting any extensions, changing the mains voltage or the output vol

8、tage.4. The minimum distance between parts carrying mains voltage and any accessible metal piece (metal enclosure),respectively between the mains poles has to be 3 mm and needs to be minded at all times.The minimum distance between parts carrying mains voltage and any switches or breakers that are n

9、ot connected to the mains (secondary parts) has to be 6 mm and needs to be minded at all times.5. Replacing special components that are marked in the circuit diagram using the security symbol (Note) is only permissiblewhen using original parts.6. Altering the circuitry without prior consent or advic

10、e is not legitimate.7. Any work security regulations that are applicable at the location where the appliance is being serviced have to be strictlyobeyed. This applies also to any regulations about the work place itself.8. All instructions concerning the handling of MOS - circuits have to be observed

11、.Note: SAFETY COMPONENT (HAS TO BE REPLACED WITH ORIGINAL PART ONLY)IMPORTANT SERVICE INSTRUCTIONSCAUTION: These servicing instructions are for use by qualified personnel only. To reduce therisk of electric shock, do not perform any servicing other than that contained in the Operating Instructions u

12、nless you are qualified to do so. Refer all servicing to qualified service personnel.1-2RadioFans.CN 收音机爱 好者资料库WARRANTY (Limited)Electro-Voice products are guaranteed against malfunction due to defects in materials or workmanship for a specifiedperiod, as noted in the individual product-line stateme

13、nt(s) below, or in the individual product data sheet or ownersmanual, beginning with the date of original purchase. If such malfunction occurs during the specified period, theproduct will be repaired or replaced (at our option) without charge. The product will be returned to the customerprepaid.Excl

14、usions and Limitations: The Limited Warranty does not apply to: (a) exterior finish or appearance; (b) certainspecific items described in the individual product-line statement(s) below, or in the individual product data sheet orowners manual; (c) Malfunction resulting from use or operation of the pr

15、oduct other than as specified in the productdata sheet or owners manual; (d): malfunction resulting from misuse or abuse of the product; or (e): malfunctionoccurring at any time after repairs have been made to the product by anyone other than Electro-Voice or any of itsauthorized service representat

16、ives.Obtaining Warranty Service: To obtain warranty service, a customer must deliver the product, prepaid, toElectro-Voice or any of its authorized service representatives together with proof of purchase of the product in theform of a bill of sale or receipted invoice. A list of authorized service r

17、epresentatives is available from Electro-Voiceat 600 Cecil Street, Buchanan, MI 49107 (616-695-6831) and/or Electro-Voice West at 9130 Glenoaks Boulevard,Sun Valley, CA 91532 (213-875-1900).Incidental and Consequential Damages Excluded: Product repair or replacement and return to the customer arethe

18、 only remedies provided to the customer. Electro-Voice shall not be liable for any incidental or consequentialdamages including, without limitation, injury to persons or property or loss of use. Some states do not allow theexclusion or limitation of incidental or consequential damages so the above l

19、imitation or exclusion may not apply toyou. Other Rights: This warranty gives you specific legal rights, and you may have other rights which vary from stateto state.Electro-Voice Electronics are guaranteed against malfunction due to defects in materials or workmanship for aperiod of three (3) years

20、from the date of original purchase. Additional details are included in the Uniform LimitedWarranty Statement.Specifications subject to change without notice.600 Cecil Street, Buchanan, Michigan 49107, Phone 616/695-6831, Fax: 616/695-1304 TELEX/EVI Audio Canada, 705 Progress Ave. Unit 46 Toronto, On

21、atario, M1H 2x1, Canada , Phone: 800/881-1685, Fax: 877/522-2242TELEX Communications A.G., Keltenstrasse 11, CH-2563 IPSACH, Switzerland, Phone: 011-41/32-51-6833, Fax: 011-41/32-51-1221EVI Audio Deutschland GmbH, Hirschberger Ring 45, D-94315, Straubing, Germany, Phone: 011-49/9421-7060, Fax: 011-4

22、9/9421-706265EVI Audio France S.A., Parc de Courcerin-Allee Lech Walesa, Lognes, f-77185 Marne La Vallee, France, Phone: 011-33/1-6480-0090, Fax: 011-33/1-6006-5103EVI Audio Japan Ltd., 2-5-60 Izumi, Suginami-ku, Tokyo, Japan 168, Phone: 011-81/3-3325-7900, Fax: 011-81/3-3325-7789EVI Audio (Aust.) P

23、ty., Unit 24, Block C, Slough Business Park, Slough Ave., Silverwater, N.S.W 2141, Australia, Phone 011-61/2-648-3455, Fax: 011-61/2-648-5585EVI Audio (Hong Kong) Limited, Unit E & F, 21 /F., Luk Hop Industrial Bldg., 8 Luk Hop St., San Po Kong, Kowloon, Hong Kong, Phone: 011-852/351-3628, Fax: 011

24、-852/351-3329Technical Specifications PM/PSX Mixing desk in rated condition, Unity Gain ( MIC Gain 20 dB ), all faders position 0 dB, allpots in mid position, Master fader + 6dB, amplifier rated output power into 8 ohms, one channel driven, unless otherwise specified.Maximum Midband Output Power, 1

25、kHz, THD ? 1% PM/PSX 1000 PM/PSX 1600PM/PSX 2200into 4 ohms 2 x 570 W 2 x 570 W 2 x 760 Winto 8 ohms 2 x 340 W 2 x 340 W 2 x 430 WRated Output Power, 20 Hz . 20 kHz, THD ? 0.2%into 4 ohms 2 x 500 W 2 x 500 W 2 x 700 Winto 8 ohms 2 x 250 W 2 x 250 W 2 x 350 WMaximum Output Voltage of power amplifier,

26、 no load 58 Vrms 58 Vrms 63 VrmsTHD at 1kHz, MBW=80kHzMIC input to Main L/R output, +16 dBu 0.006% 0.006% 0.006%Power amplifier input to Speaker L/R output 0.05% 0.05% 0.05%DIM 30, power amplifier 0.015% 0.015% 0.015%IMD-SMPTE, power amplifier, 60Hz, 7 kHz 0.15% 0.15% 80 dB 80 dB 80 dBChannel to cha

27、nnel 70 dB 70 dB 70 dBCMRR, MIC input, 1kHz 80 dB 80 dB 80 dBInput Sensitivity, all level controls in max. positionMIC Input -74 dBu (155 V) -74 dBu (155 V) -74 dBu (155 V)Line Input (Mono) -54 dBu (1.55 mV) -54 dBu (1.55 mV) -54 dBu (1.55 mV)Line Input (Stereo) -34 dBu (15.5 mV) -34 dBu (15.5 mV) -

28、34 dBu (15.5 mV)Power Amplifier Input + 6 dBu (1.55 V) + 6 dBu (1.55 V) + 6 dBu (1.55 V)Maximum Level, mixing deskMIC inputs + 11 dBu + 11 dBu+ 11 dBuLine inputs + 30 dBu + 30 dBu+ 30 dBuAll other inputs + 20 dBu + 20 dBu+ 20 dBuRecord Send output + 16 dBu + 16 dBu+ 16 dBuAll other outputs + 20 dBu

29、+ 20 dBu+ 20 dBuInput ImpedancesMIC 1.8 kohms 1.8 kohms1.8 kohmsInsert Return 2.2 kohms 2.2 kohms2.2 kohmsEQ Input and 2 Track Return 8 kohms 8 kohms8 kohmsAll other inputs 15 kohms 15 kohms 15 kohmsOutput ImpedancesRecord Send 1 kohms 1 kohms1 kohmsPhones 47 ohms 47 ohms47 ohmsAll other outputs 75

30、ohms 75 ohms75 ohmsEquivalent Input Noise, MIC Input, A-weighted 150 ohms -130 dBu -130 dBu-130 dBuNoise, Channel inputs to Main L/R outputs, A-weightedMaster fader down -92 dBu -92dBu-92dBuMaster fader 0 dB, Channel fader down -89 dBu -87dBu-85dBuMaster fader 0 dB, Channel fader 0 dB, Channel gain

31、unity -83 dBu -81dBu-79dBuSignal/Noise-Ratio, power amplifier, A-weighted 104 dB 104 dB106 dBEqualizationLO Shelving 15 dB / 60 HzMIDPeaking, mono inputs 15 dB / 100 Hz . 8 kHzMID Peaking, stereo inputs 12 dB / 2.4 kHzHI Shelving 15 dB / 12 kHzMaster EQ, 2x7-band 10 dBPhantom Power 24V DC 24V DC24V

32、DCMains voltage 100V / 120V / 230V / 240V AC / 50-60HzPower Consumption at 1/8 maximum output power, 4 ohms 600 W 670W1100WDimensions, (WxHxD), mm 508.5x210.3x478.7 667.5x210.3x478.7 826.5x210.3x478.7Weight, including lid 20 kg 24kg29kgOptional Goosneck Lamp, 12V/2.4W, 12”, XLR 112 700 112 700112 70

33、0Footswitch FS11 110 693 110 693110 693Rack-Mount-Kit(PM/PSX1000) NRS 90220 112 6981SPECIFICATIONS: PowerMate 1000/1600 and PSX 1000/1600measuring standards: IEC 268, IHF-Alevel: 0 dBu = 775 mV (RMS)frequency: 1kHzmeasuring conditions1. Nominal setting:gain controls at UNITY GAIN - 0 dB (20 dB MIC),

34、 all faders down (0-position), master fader at +6 dB, allother potentiometer controls at their center position2. Equivalent input noiseinputsource impedancegaincontrolLINE50 ohmsunity gain ( 20dB )MIC150 ohmsmaximum gain3. Generally, distortion is distinguished as THD+noise. The bandwidth (MBW) is 8

35、0 kHz. The mixer is set tonominal output power.DUTU(E) at the correspondinginputU(A) at the measuredoutputfrequenciesLINE+10 dBu+ 16 dBu1 kHz, 10 kHzMIC- 10 dBu+ 16 dBu1 kHz, 10 kHzPower Amplifier+ 6 dBu250 watts / 8 ohms20 Hz . 20 kHz4. Measurement of the frequency response at 20 dB below maximum l

36、evel.5. Crosstalk and attenuation at nominal setting U (A) - 16 dBu with band pass filter, variable.6. Common mode rejection CMRR (selective with band pass filter, variable).InputU(E)outputgain controlLINE+ 16 dBuMain OutUnity Gain ( 20dB )MIC- 50 dBuMain OutGain max.POWER SUPPLY1. current:AC2. nomi

37、nal mains supply:230 volts ( PSX 1000/1600 : 120 volts )3. nominal mains frequency:50 - 60 Hz4. maximal permissible deviation: 30 % +10 %5. power consumption (both channels outputting a 1 kHz sine signal, respectively VDE-noise)power consumption at RL - 4 ohmsPM/PSX 1000/1600power consumption, no lo

38、ad80 . 120 wattsnominal power consumption1600 wattsstandard power consumption520 wattsmaximum power consumption (THD - 1 %)1600 wattspower consumption at 1/8 of the maximum output600 wattspower consumption at 1/3 of the maximum output850 wattsINPUT CHARACTERISTICSMixer at nominal setting, nominal ou

39、tput levels, input sensitivity, gain, channel faders and master faders atmaximum.INPUTnominal inputlevel (dBu)input sensitivitymax. inputlevel (dBu)inputimpedanceinput wiringMIC60 1074 dBu (155 V)+111.8 k ohmsbalancedMONO LINE40 +1044 dBu (4.9 mV)+3018 k ohmsbalancedSTEREO LINE20 +1034 dBu (15.5 mV)

40、+3018 k ohmsbalancedINSERT RET. CHANNEL0+203.3 k ohmsunbalancedINSERT RET. MASTER6+202.2 k ohmsunbalancedEQ IN+6+208 k ohmsbalancedPOWER AMP+6+6 dBu (1.55 V)+2018 k ohmsbalanced2TRACK RET.+4+148 k ohmsunbalancedSTEREO RET.0+1415 k ohmsbalanced2OUTPUT CHARACTERISTICS mixerOUTPUTnominal outputlevel (d

41、Bu)max. output level(dBu)output impedanceoutput wiringINSERT SEND CHANNEL0+ 2075 ohmsunbalancedINSERT SEND MASTER- 6+ 2075 ohmsunbalancedMAIN OUT+ 6+ 2075 ohmsGND-senseEQ OUT+ 6+ 2075 ohmsGND-senseMONO OUT+ 6+ 2075 ohmsGND-senseAUX SEND0+ 2075 ohmsGND-senseAUX 3 SEND0+ 2075 ohmsGND-senseREC. SEND- 7

42、,8 ( -10 dBV)+ 161 k ohmunbalancedPHONES2 / 200 ohms+ 18 / 200 ohms47 ohmsunbalancedLAMP12 V DC/2.4 watts-OUTPUT CHARACTERISTICS power amplifiernominal inputvoltage atPower Amp Innominalloadimpedancenominaloutput power,single channelTHD 0.1 %max. outputpower, singlechannelTHD = 1 %max.singlechannelo

43、utputpower)1nominaloutputvoltagemax.outputvoltage, noloadmax.outputvoltageTHD = 1%+ 6 dBu8 ohms250 watts340 watts360 watts44.7 V58 V53.6 V+ 6 dBu4 ohms500 watts570 watts680 watts44.7 V58 V47.7 V)1 measured with a Dynamic Headroom test signal, according IHF-A: 1 kHz Burst, 20 ms On, 480 ms OffSTABILI

44、ZING of the power amplifierSingle channel, standard output voltage8 ohms4 ohmsstabilizing0.57 %1 %stabilizing level0.05 dB0.09 dBFREQUENCY RESPONSEamplification frequency response (3 dB dropped below the level of the standard frequency 1kHz):inputoutputf (u) at 3 dBf (o) at 3 dBPOWER AMP INSPEAKER L

45、&R30 Hz54 kHzMICMAIN OUT L&R15 Hz90 kHzLINESPEAKER L&R15 Hz60 kHzothersall other outputs15 Hz80 kHzdistortion-limited transmission range (effective bandwidth) of the power amplifier:Inputf (u)f (o)notesPower Amp Input25 Hz50 kHzTHD 0.4 %, 1/2 nominal output capacity at 4 ohms, MBW 500kHzNON-LINEAR A

46、MPLITUDES (single channel)power amplifierinput = Power Amp Inpower amplifierR(L) = 8 ohmspower amplifierR(L) = 4 ohmsnotesnominal overall distortion 0.03 % / 0.1 % 0.05 % / 0.2 %MBW=80 kHz,f=1kHz / 10 kHzstandard overall distortion 0.03 % / 0.03 % 0.05% / 0.05 %MBW=80 kHz,f=1kHz / 10 kHzIMD-SMPTE 0.

47、01 % 0.015 %60 Hz, 7 kHzDIM 30 0.01 % 0.015 %3.15 kHz, 15 kHzDIM 100 0.01 % MAIN OUT 0.006 % MONO OUT 0.006 % AUX SEND 0.01 % EQ OUT 0.006 % 0.02 %MIC Input - INSERT SEND 0.002 % 0.002 %MIC Input - MAIN OUT 0.006 % MAIN OUT 0.006 % MAIN OUT 0.006 % 80 dB 80 dBSTEREO CHANNEL 80 dB 80 dBMASTER 80 dB 8

48、0 dBMONO 80 dB 80 dBAUX/FX 80 dB 80 dBrotary control attenuationAUX 80 dB 65 dBPAN (BAL) 60 dB 60 dB2 TRACK RETURN 90 dB 90 dBSTEREO RETURN 90 dB 80 dBpower-off attenuationSTANDBY 90 dB 80 dBPFL 80 dB 70 dBcrosstalkEndstufe L/R 100 dB 80 dBPower Amp InKanal - Kanal 70 dB 70 dBcommon mode rejectionCM

49、RR MIC 80 dB 60 dBCMRR LINE 40 dB 40 dBCMRR STEREO LINE 40 dB 40 dBCMRR MASTER Inputs 40 dB 40 dBNOISE- U (F) = extraneous voltage, unweighted with B = 22 Hz 22 kHz, eff. value (IEC 268-1)- U (G) = noise voltage, frequency weighting filter according to CCIR-468-3, quasi-peak-rated (IEC 268-1)- U (A)

50、 = interfering voltage A-weighted, dB (A), eff. value (IEC 268-1)- S/N ratio in relation to maximum output at 4 ohms 47.7 volts (+35.8 dBu) and interfering voltage A-weightedmeasurementU(F)U(A)U(G)EIN (A)S/N-Ratio (A)outputnotespower amplifier-67 dBu -69 dBu-56 dBu-104 dBSPEAKEROUTPower Amp In,R(Q)