McIntosh MC2100 Power Amplifier Owners Manual & Service Information.pdf

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1、TlWntosli IVIC 2100 OWNER S MANUAL SERVICE CONTRACT . . . 1 . :A C 2100 Ste eo A r- p 11 Her vc-.j ar.y years o- pieasar-L ! satisfactory rertoi manes. Jf you - =ny questions, pieaso oo ri act: v-mtosh Laboratory Inc. Lambrs Street ghamton. New York 13903 P-one: 607 723-3512 =N:NG. TO PREVENT FIRE O

2、R SHOCK iZARD. DO NOT EXPOSE THIS UNIT TO RAIN - VOISTURE. Take Advantage of 3 years of FREE Service . . Fill in the Application NOW. INSTALLATION , . . 2 HOW TO CONNECT . 2, 3 CONTROL PANEL INFORMATION . 4 LISTENING TO YOUR STEREO SYSTEM . 4 PERFORMANCE LIMITS AND RATINGS . 5 PERFORMANCE CHARTS . .

3、 . 6 TECHNICAL DESCRIPTION . 7 BLOCK DIAGRAM . 3 An application lor a FREE THRFE YEAR SERVICE CONTRACT is included with :Ns .manual The terns or the contract are: ! Mem-tost wi! provide ai; pars, material; and abor needed to return the neasued perform ance or tne instrument to :n original per- urra-

4、ce Units free of any charge I he SERVICE CONTRACT does -ot cover any stop ping costs to and from the authorized service agency or the factory. 2. Any McIntosh authorized service agency will repair ail McIntosh instruments at normal service rates. Ic receive the free service under tne tarns of the SE

5、RVICE CONTRACT, the SERVICE CONTRACT CERTIFICATE must ac company the instrument wnen taken to the so vice agency. 3. Always have service done by a McIntosh authorized .service agency. If the instrument is modified or damaged, as a result ot un autrorizad repair the SERVICE CONTRACT wil be cancelled.

6、 Damage By improper usb mishandling is not covered by tne SERV ICf C0N1RACT. 4. Trie SERVICE CONTRACT is issued to you as the original purchaser, To protect you from misrepresentation this contract cannot be tansferred to a second owner 5. For you i potoction McIntosh selects only dealers who have t

7、echnical competence to guide purchasers fairiy. and provide service when necessary. To receive tne SERVICE CONTRACT your purchase must be made from a McIntosh franchised aeaier 6. Your completely filled in application for a SERVICE CONTRACT must be postmarked within 30 cays o tne date of purchase of

8、 the instrument. 7. To receive the SERVICE CONTRACT all in formation on the application must be filled in. Tne SERVICE CONTRACT will be issued wren she competesy filled in application is received at Mclntosrr Laboratory tncor porated in Binghamton. New York 1 Adequate ventilation exends the trouble-

9、free *e cf elecironic instruments, ft is generally round r at Cash 10 centigrade (1Q : F) rise in tempera- :.(? educes hi? life of electrical insulation by one r-|f Adequate ventilation is an inexpensive and e*-f:Cl:ve means of preventing insulation break down that results from unnecessarily high op

10、ert- rc temperatures. The direct benefit of adequate ven?cition is longer, trouble-free life. Th suggested minimum space for mounting the VCP10C is PC inches deep x 9i ;nuhes high x 12 : rcr.es wide. A?wyy? allow for a t flow oy either ventilation holes or space next Ic the bottom of he arplitatr an

11、d a means hr he warm air to escape at the top. It is recommended that the MC21O0 be mounted id a norms! or horiznniii! posilion. However with adequate ventilation. the amplifier can be mounted in any pomhon except upside down. If the amoi- hor is to be instated on vertical surface it is recommended

12、that the auloformers be cn the down side. This position permits greater a.r flow around the transistors and component parts there by extending the trouble-free life of tne amplifier. SPEAKERS Speakers are connecter a: the turner sti:pn marked OUTPUT cn the s oped panni of the e.-.phf yr. Jk ;amc cos

13、e!, be I wire, or wire win ?;.rriL-.! :yoe of insula tion in connect the speakers :o he .;.*rpMfa?r. For the normally alter! d-nrynecs of under fc feet between Ihe wphusr and speaker. =1R wre cr larger car U used. For cisfnnrcs ever 20 *oc.i bCTween the .-micifior and ftpeatr see arosr wire. The oud

14、speaxnr ur: ceder.ce ! us-jyMy hi citified on he loudspeaker ise!f. Conratr ore of the i-aac.s from tne left loudspeaker :o Iho sorcw axec f;OM cn hie I.Fff CUI PUT cnrier ati p. Cannot;! the cths- v.c.-: fcm :he iefl IcucspsaKe: lc ihc screw arked wKJ tne number corespond.ry ic rhe sceake. imeedanc

15、o on the IFF; CUTPU barrer atop. Conner: I on? c- the leads from ll: ngnt loudspeaker :o h-c screw ra; rrpropeiiy rruilchp.- Is ?. reduction r. the amou r, cf cistcrnn frre news: 1 ctb.e tn the bucspmjfsc. Close i per.area match -vi I?; desirable for maxi mum distortion-reo :C;wo-. SPEAKER CONNECTIO

16、NS Use his tab.e to detarm m: :r:prtr sp-isr ccnv;o tierr If -ho speaker imcedarce is 06tween: 3.2 to 6.5 ohms Connect ine spHHr:r lends berweer CO?v aid: 1 CTTlft S-fl to 13 ohms 13 to 26 ohms 3 cirns 6 ohms n PUT-STEREO he shiedcr coble from the lc-t output cf the :Jnlch rircamoiiier is plugged in

17、to vie ief: jack. The wi-Jcrj cable frov th:? riant outevt of the Mentcsn nomclifier Is plugged irto -le ricrlt ,ac ch.s Connect one !e*i speaker to sorcw LEFT-COM arc cihe-r tc: U.I l-l LQT-3 LLFT-1R Gonoeei one rigb1 sneaker leac ic rue screw narkec R:gh“-cov ard the of nor to: RIGHT-4 RiCiHT-$ RI

18、GHT 16 Fo- 25 vo1* Inc eperation conrteei one o* the left lead? to the screw -v.rked COM or- nt LPt i OJlPwT barrier siric. Th.: ohicr le-t lead is connected u; ths screw TTArked % cn the LEFT OUTPUT barrirr at?;n. Connect the raht each- ir ih*j same manner on Ihe RIGHT OJtPUT bs-riw s ii;:. When co

19、rrected as; above the MO 21 CO ceerafes ns a 135 waU oe; chyme! stereo nmpifier. 2 :NOPHONIC OUTPUTCONNECTING TO RRfER STRIPS the MC 200 h !o operate as a monophonic iriwe channels are scmblncc rc produce a he 2 1C watt output. TH*j enart ists th.:- proper ccn- Mens -ind irler*:c*nncliors for mono o

20、 he: sic opera* Conr.sct one speaker !-ad lo the screw Cor rvco* a marked Ls-FT-CCV nrr. ihe other to: LEF“-4 ohms LLFT-8 shma | FF“ 16 n-rslant voltage y/ ; e oe tween: LETT A and RGHT-4 LEFT-R and -iCHT-8 LLP7-18 and LLP 1-0 and G-iT-c If the impedance is: 4 ohms Solder the rr-f* o funic! leads be

21、tween: Pir* 1 a-it: 2 Pin 1 and 3 Pin 1 and 4 Solder tie ri-rjht Channel leads between Pm 5 and 6 Fin 5 and 7 Pin 5 and 8 Pir: 5 anti 7 8 ohms 6 ohms rcr constant volt ace 25 voits Pin 1 arid 3 When connected as outlined the MC 2irJD opo-atos as a 05 watt L-er channe- stereo amcler. MONOPHONIC OUTPU

22、TCONNECTING TO THE OCTAL SOCKET if she impedance i 2 ohms 4 ohms 8 ohms 25 volts CONNECT 2 and 5 4 arr? 6 3 and 7 Solder the leads to: and 2 1 and 3 1 and 4 1 and 3 or connected as net ve he MC 2100 operates as a When connected as outi nec- the MC 2100 operates as “ nil fisri chrjfq,? mpr:opTcn!c a.

23、rpliPer z 210 wall manophonin simlier EREO OUTPUTCONNECTING TO HE OCTAL SOCKET erta. socket rm*.-OUTPUT can be used tor all ho pjSpul ipcdarces arrf vo1 leges Oonnc-ciiers v. made in tie fellow no fashion: AC POWER riri VIC ? 100 operates on 117 to 137 volt. 130/60 Hz. ne ampi-hfir will be turned or

24、- and off :f :1s power cord i.; ohjrifjcn ir one ct the auxiliary AC otfsts on the program source. 3 UHnpjt input 0? the MO 21 CO ho? a two position switch “:-Ti7?it the emoiifler to os used in any one of three *5 a monophonic 210 watt ampificr. . As twin 1C5 watt amplifiers used with an doc- ronfc

25、crossover- network, or as two completely separate amplifiers. 5 stereo amclrrcr used with a McIntosh pre amplifier or othcR high output stereo crog-am sources. e-:her position of the input swtcn the irpu* sens- ,:7- :y 0.5 volts for fuii rated output. The input im- - u.nce is 200.0C0 ohms. - ps STER

26、EO position each irpu: is controlled by .AIN control, vie gain control allows signat IV. zes of 0.5 vo:t up-to 30 volts tc du connected with- :. overloading the input tc the arpifler. MONO position cf fhp ncut switch para1 cl? the :rvt* of both amp.Wens. When the outputs arc drop s- - Conner.ted the

27、 MC 2CO tie cones a 210 watt mono- vvic amplifier, be q GhV/MCNG GAIN sorci re connect rig signal sources no to 33 vo:fs without c.-: tCrtOtng the amplifiers input. To o per file- the MC .n as a 21C waft monos ncric amplifier tne INPUT . ohms, o cm ms. ?id ?“ volts. FUSE The MC i!0C use? a 5 .vipere

28、 so-i) o t;.*uS :-ve. 7 he ajxiirarv AC out:C?f Is m i used. AC OUTLET to c-thc cqi.ehient ir ;ho system The. c-jf et w:i -re vies a rv.,;x hiLr- c 3.7.0 watts oJ power. ”ce AC oi -.! s ret lused. LINE VOLTAGE The fv*C 2CO oerales on ?.r.y inr. . lir.r- on.v;.er- .rrr-jnce Limits are the maximum dev

29、iation from Jr: e;t!on permitted for a McIntosh instrument. We k; ise? you that the MC 2100 you buy must be capable k = o-orrnance at or exceeding these limits or you get money back. McIntosh is the only manufacturer akusS this guarantee, i-v- luh audio cower ratings ae in accordance with I-.-. 70ra

30、! Trazs Commission Regulation of Novem- iv:- k *9?4- concerning power output claims for ampli- JSfid n *ioc- entertainment products. POWER OUTPUT rvf? watts minimum sine wave continuous average power output, per channel, both Icnanneis operating into 4 ohms, 8 ohms, lor 16 ohms load impedance, which

31、 is: 20.5 volts RMS across 4 ohms | 29.0 volts RMS across 8 ohms 41.0 volts RMS across 16 ohms kii watts minimum sine wave continuous average power output, operating into 2 ior ns, 4 ohms, or 8 ohms load Impedance, IA-ch is: 20.5 volts RMS across 2 ohms j 29.0 volts RMS across 4 ohms I 41.0 volts RM

32、S across 8 ohms .0. PUT LOAD IMPEDANCE - nno :.nms, 8 ohms, or 16 ohms; separate ter- | : sls are provided for each output ? hrns, 4 ohms, 8 ohms; separate tor i nais are provided tor each output IpA-EC POWER BAND 20 Hz to 20,000 Hz ftoAL HARMONIC DISTORTION .: 25% maximum harmonic distortion at j p

33、ower level from 250 milliwatts to 105 par channel from 20 Hz to 20,000 I- both channels operating .m- maximum distortion at any power from 250 milliwatts to 210 watts from |20 Hz to 20,000 Hz INTERMODULATION DISTORTION STEREO 0.25% if instantaneous peak power output is 210 watts or less per channel

34、with both channels operating for any combination of frequencies, 20 Hz to 20,000 Hz MONO 0.25% if instantaneous peak power output is 420 watts or less per channel with both channels opening for any combination Of frequencies. 20 Hz to 2:0,000 Hz FREQUENCY RESPONSE (at 1 watt oulput) 20 Hz to 20,000

35、Hz -0 -0.25 d3 TO Hz to 100.000 Hz J-0 - 3.0 dB NOISE AND HUM 90 dB below rated output OUTPUT VOLTAGES STEREO AND MONO 25 volts for distribution lines DAMPING FACTOR 20 2t 4 ohms output 14 at 6 ohms output 11 at 16 ohms output INPUT IMPEDANCE 200.000 ohms INPUT SENSITIVITY 0.5 volt. Levei control pr

36、ovided for higher mput voltage POWER REQUIREMENTS 120 voits. 50 GO Hz. 50 watts at zero signal outout. 450 watts a I rated output SEMICONDUCTOR COMPLEMENT 32 silicon transistors 14 rectifiers and diodes SIZE 7% inches high (19.69 cml, Tis-it inches wide (29.85 cm), 17 inches deep (43.8 cm CHASSIS Ch

37、rome and biacK WEIGHT 57 pounds (25.86 kg) net. 83 pounds (25.56 Kg) in ship ping carton 5 rraich of iho output. Wnen your VIC 2ICO operates rtcr- Tic: y the SENTRY MONITORING CIRCUIT naa no cffoc: on signals passing through the power amphfici. It tne power dissipation shou:d rise above normal op er

38、ation. ;he ENTRV MOFTCRINC CIRCUIT restricts the- crive to the output transistors. The SENTRY MON ITORING C-1RCU T acts instantarecusiy for ary input signa: or lean conbir.avci This arrange rnert assures coTiciete circuit re iaoility. Only McIntosh gives you I his deorr.c- ;y protection. There a,-e

39、three so-unrul:.:- powc sjop:v sect cns. Ote; positive ard one negative h:gh cu-rerl mjopiy :s used ;cr Iho oirout sUig-:s. The o.hcr positive supp.v Is used fer the or.vlng e-ip! *-er si aces. Ai suoohes are full wave and use si icon rectifiers. Aoecualc filer ing ;d used to assure an aoso ute rrn:

40、ni;m o; hum. The power output stage tiller capacitors have very high ) 8 nWntosh MclNTOSH LABORATORY INC. 2 CHAMBERS ST., BINGHAMTON, N Y 13903 607-723-3512 CNSSig* Li ang*1 AfC-.i rtot:ce Pr-ifed in II 5 A ffltlntosb MC 2100 POWER AMPLIFIER SERVICE INFORMATION STARTING WITH SERIAL NO. 10WO 1 McInto

41、sh laboratory inc. 2 chambers street Binghamton, new york MC 2100 MC 2100 ELECTRICAL SPECIFICATIONS PERFORMANCE McIntosh audio power ratings are in accordance with the Federal Trade Commission Regulation of Novem ber 4, 1974 concerning power output claims for ampli fiers used in home entertainment p

42、roducts. POWER OUTPUT STEREO 105 watts minimum sine wave continuous average power output, per channel, both channels operating into 4 ohms, 8 ohms, or 16 ohms load impedance, which is: 20.5 volts RMS across 4 ohms 29.0 volts RMS across 8 ohms 41.0 volts RMS across 16 ohms MONO 210 watts minimum sine

43、 wave continuous average power output, operating into 2 ohms, 4 ohms, or 8 ohms load impedance, which is: 20.5 volts RMS across 2 ohms 29.0 volts RMS across 4 ohms 41.0 volts RMS across 8 ohms OUTPUT LOAD IMPEDANCE STEREO 4 ohms, 8 ohms, or 16 ohms; separate ter minals are provided for each output M

44、ONO 2 ohms, 4 ohms, 8 ohms; separate ter minals are provided for each output RATED POWER BAND 20 Hz to 20,000 Hz TOTAL HARMONIC DISTORTION STEREO 0.25% maximum harmonic distortion at any power level from 250 milliwatts to 105 watts per channel from 20 Hz to 20,000 Hz, both channels operating MONO 0.

45、25% maximum distortion at any power level from 250 millwatts to 210 watts from 20 Hz to 20,000 Hz FREQUENCY RESPONSE (at 1 watt output) 20 Hz to 20.000 Hz +0 -0.25 dB 10 Hz to 100,000 Hz +0 -3.0 dB INTERMODULATION DISTORTION STEREO 0.25% if instantaneous peak power output is 210 watts or less per ch

46、annel with both channels operating for any combination of frequencies, 20 Hz to 20,000 Hz MONO 0.25% if instantaneous peak power output is 420 watts or less per channel with both channels operating for any combination of frequencies, 20 Hz to 20,000 Hz NOISE AND HUM 90 dB below rated output RATINGS

47、OUTPUT VOLTAGES STEREO AND MONO 25 volts for distribution lines DAMPING FACTOR 20 at 4 ohms output 14 at 8 ohms output 11 at 16 ohms output INPUT IMPEDANCE 200,000 ohms INPUT SENSITIVITY 0.5 volt. Level control provided for higher input voltage GENERAL INFORMATION POWER REQUIREMENTS 120 volts. 50/60

48、 Hz, 75 watts at zero signal output, 430 watts at rated output SEMICONDUCTOR COMPLEMENT 32 silicon transistors 14 rectifiers capacitance values greater than I are in picofarads (pF); inductors are in microhenries (pH). 2. Printed circuit board components are outlined on the schematics by dotted line

49、s. The circled numbers on the dotted lines correspond to the numbers on the PC board layouts. 3. The heavy lines on the schematics denote the primary signal path, i*. The terminal numbering of rotary switches is for reference only. 5. All voltages indicated on the schematics are measured under the following conditions: a. Use of an II megohm