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McIntosh MC-2000 manuel d'utilisation

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Les règles imposent au revendeur l'obligation de fournir à l'acheteur, avec des marchandises, le manuel d’utilisation McIntosh MC-2000. Le manque du manuel d’utilisation ou les informations incorrectes fournies au consommateur sont à la base d'une plainte pour non-conformité du dispositif avec le contrat. Conformément à la loi, l’inclusion du manuel d’utilisation sous une forme autre que le papier est autorisée, ce qui est souvent utilisé récemment, en incluant la forme graphique ou électronique du manuel McIntosh MC-2000 ou les vidéos d'instruction pour les utilisateurs. La condition est son caractère lisible et compréhensible.

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Le mot vient du latin "Instructio", à savoir organiser. Ainsi, le manuel d’utilisation McIntosh MC-2000 décrit les étapes de la procédure. Le but du manuel d’utilisation est d’instruire, de faciliter le démarrage, l'utilisation de l'équipement ou l'exécution des actions spécifiques. Le manuel d’utilisation est une collection d'informations sur l'objet/service, une indice.

Malheureusement, peu d'utilisateurs prennent le temps de lire le manuel d’utilisation, et un bon manuel permet non seulement d’apprendre à connaître un certain nombre de fonctionnalités supplémentaires du dispositif acheté, mais aussi éviter la majorité des défaillances.

Donc, ce qui devrait contenir le manuel parfait?

Tout d'abord, le manuel d’utilisation McIntosh MC-2000 devrait contenir:
- informations sur les caractéristiques techniques du dispositif McIntosh MC-2000
- nom du fabricant et année de fabrication McIntosh MC-2000
- instructions d'utilisation, de réglage et d’entretien de l'équipement McIntosh MC-2000
- signes de sécurité et attestations confirmant la conformité avec les normes pertinentes

Pourquoi nous ne lisons pas les manuels d’utilisation?

Habituellement, cela est dû au manque de temps et de certitude quant à la fonctionnalité spécifique de l'équipement acheté. Malheureusement, la connexion et le démarrage McIntosh MC-2000 ne suffisent pas. Le manuel d’utilisation contient un certain nombre de lignes directrices concernant les fonctionnalités spécifiques, la sécurité, les méthodes d'entretien (même les moyens qui doivent être utilisés), les défauts possibles McIntosh MC-2000 et les moyens de résoudre des problèmes communs lors de l'utilisation. Enfin, le manuel contient les coordonnées du service McIntosh en l'absence de l'efficacité des solutions proposées. Actuellement, les manuels d’utilisation sous la forme d'animations intéressantes et de vidéos pédagogiques qui sont meilleurs que la brochure, sont très populaires. Ce type de manuel permet à l'utilisateur de voir toute la vidéo d'instruction sans sauter les spécifications et les descriptions techniques compliquées McIntosh MC-2000, comme c’est le cas pour la version papier.

Pourquoi lire le manuel d’utilisation?

Tout d'abord, il contient la réponse sur la structure, les possibilités du dispositif McIntosh MC-2000, l'utilisation de divers accessoires et une gamme d'informations pour profiter pleinement de toutes les fonctionnalités et commodités.

Après un achat réussi de l’équipement/dispositif, prenez un moment pour vous familiariser avec toutes les parties du manuel d'utilisation McIntosh MC-2000. À l'heure actuelle, ils sont soigneusement préparés et traduits pour qu'ils soient non seulement compréhensibles pour les utilisateurs, mais pour qu’ils remplissent leur fonction de base de l'information et d’aide.

Table des matières du manuel d’utilisation

  • Page 1

    MC2000 T ube P ower Amplifier New Millennium Edition MC2000 T ube P ower Amplifier New Millennium Edition 50th Anniversar y 1949 - 1999 50th Anniversar y 1949 - 1999 MC2000 OWNER S MANU AL[...]

  • Page 2

    2 For Fifty Y ears 1999 is the 50 th year of business for McIntosh Laboratory of Binghamton, New Y ork. It all started when Frank H. McIntosh or ganized a small electronic en- gineering consulting firm in the W ashington, DC area. One of the many goals his firm ad- dressed was the need for a high quality audio power amplifier . No existing amplifie[...]

  • Page 3

    3 The MC2000 was Designed by Sidney A. Corderman McIntosh C22 Preamplifier McIntosh MR71 FM T uner McIntosh MCD7000 CD Player Sidney A. Corderman In 1951, Sidney A. Corderman joined the Company as Chief Engineer . He was directly in- volved with the designs of all the successful McIntosh prod- ucts from that time on. His elec- tronic genius is unpa[...]

  • Page 4

    4 Thank you for your decision to own this McIntosh MC2000 T ube Power Amplifier . Y ou now have The Best. The McIntosh dedication to Quality , is as- surance that you will receive many years of musical enjoyment from this unit. Please take the time to read the information in this Owners Manual. W e want you to be as familiar as pos- sib[...]

  • Page 5

    5 IMPOR T ANT SAFETY INSTRUCTIONS! PLEASE READ THEM BEFORE OPERA TING THIS EQUIPMENT . General: 1. Read all the safety and operating instructions contained in this owner  s manual, before operat- ing this equipment. 2. Retain this owner  s manual for future reference about safety and operating instructions. 3. Adhere to all warnings and opera[...]

  • Page 6

    6 Care of Equipment: 18. Clean the instrument by using the supplied spe- cial fabric cloth. Unplug this equipment from the wall outlet and clean the front panel with a regu- lar cloth moistened with a window cleaner . Do not apply liquid or aerosol cleaners directly on the equipment. 19. Do not permit objects of any kind to be pushed and/or fall in[...]

  • Page 7

    7 Inst allation The installation of the MC2000 T ube Power Am pli- fier in your system consists of three main steps: 1. Unpacking the MC2000 along with accessories from their shipping cartons. 2. Installation of the vacuum tubes and the protec- tive tube cover . 3. Finally , the physical placement of the MC2000 in your system. Note: T wo pairs of w[...]

  • Page 8

    8 Installation of T ubes and Cover Y our MC2000 has gone through an extensive series of performance tests during the manufacturing pro- cess. The actual tubes that were used to test and con- firm the performance of this amplifier are included in the McIntosh MC2000 T ube Set Box, refer to figure 3. Inside the tube set box is a plastic overlay that [...]

  • Page 9

    9 Inst allation, cont Figure 6 T ube Cover Fastening Scr ew Locations T ube Cover Wide Side Opening After all the tubes have been inserted into the correct sockets, the tube cover must to be installed before op- erating the MC2000. Locate the tube cover and the two long fastening screws and perform the following steps: Installing the T ube Cover[...]

  • Page 10

    10 MC2000 Rear Panel Connections LEFT BALANCED INPUT for audio cables from a Preampli- fier or Control Center Audio Outputs RIGHT CHANNEL BALANCED INPUT for audio cables from a Preamplifier or Control Center Audio Outputs RIGHT UNBALANCED INPUT for audio cables from a Preamplifier or Con- trol Center Audio Outputs RIGHT OUTPUT connections for 2, 4 [...]

  • Page 11

    11 McIntosh C100 Controller 1. For Remote Power Control, connect a power con- trol cable from the Control Center or Preamplifier Power Control Out to the MC2000 Power Con- trol In. Note: The Power Contr ol Connecting Cable is available from the McIntosh Parts Department: Data and Power Control Cable Part No. 170- 202; six foot, shielded 2 conductor[...]

  • Page 12

    12 McIntosh C100 Preamplifier Spade lug or prepared wire connection: Insert the spade lug connector or prepared sec- tion of the cable end into the terminal side ac- cess hole, and tighten the terminal cap until the cable is firmly clamped into the terminal so the wires cannot slip out. Refer to figures 8, 9 & 10. Note: If the cables come witho[...]

  • Page 13

    13 MC2000 Front Panel Controls and Displays POWER Switch turns AC Power, ON/OFF , or ON/REMOTE modes METER indicates the Left Channel Power Output, switchable to indicate bias readings of each pair of Left Channel Output T ubes METER indicates the Right Channel Power Output, switchable to indicate bias readings of each pair of Right Channel Output [...]

  • Page 14

    14 Power On T o have the MC2000 automatically turn On or Off when a Control Center turns On or Off, rotate the POWER Switch to the REMOTE position. For manual operation, rotate the power switch to the ON or OFF position as desired. Note: Ther e must be a power contr ol connection between the MC2000 and the McIntosh Control Center , in or der for th[...]

  • Page 15

    15 MC2000. After the amplifier has been on for about 2 minutes make an initial adjustment (as outlined below). This should then be followed by a final adjustment after the MC2000 has been on for about 30 minutes. 3. Facing the Left Side of the MC2000 press and hold in the momentary push-button for V4+6 L, and at the same time carefully adjust the B[...]

  • Page 16

    16 T echnical Description In the late 1940 s Frank McIntosh and Gordon Gow invented and patented a new output circuit arrange- ment for audio power amplifiers, the McIntosh Unity Coupled Output Circuit. Refer to figure 19. This cir- cuit has two very impor - tant features that differen- tiate it from other de- signs. First, the output tubes deli[...]

  • Page 17

    17 T echnical Description - - Figure 20 Block Diagram of the Amplifier Section[...]

  • Page 18

    18 The driver stage is fed by the 12AX7A input/ phase inverter stage. A resistance-capacitance step network couples this stage to the driver . This arrange- ment controls low frequency phase shift. The phase inverter uses no coupling capacitors so no low fre- quency phase shift is introduced. Emitter follower stages are used at the plates of the 12[...]

  • Page 19

    19 T echnical Description, cont Block Diagram of the Power Supply Section Figure 21      [...]

  • Page 20

    20 Note: These Performance Charts are examples of typical performance of the MC2000. -100 +0 20 20k 50 100 200 500 1k 2k 5k 10k Hz (Hertz) dB (Decibel) Signal to Noise Ratio FFT S pectrum Analysis ref. full power -25 +0 -20 -15 -10 -5 10 100k 20 50 100 200 50 0 1k 2k 5k 10k 20k 50k dB (Decibel) Hz (Hertz) Frequency Response @ 1 W att THD % 0. 1 0. [...]

  • Page 21

    21 Performance Chart s Note: These Performance Charts are examples of typical performance of the MC2000. -0 4 1 2 3 300m 200 500m 1 2 5 10 20 50 100 Power in W atts T o t al Harmonic Distortion vs. Power Output @ 20Hz THD % -0 4 1 2 3 300m 200 500m 1 2 5 10 20 50 100 Power in W atts T otal Harmonic Distortion vs. Power Output @ 1kHz THD % -0 4 1 2 [...]

  • Page 22

    22 Power Output 130 watts into 8, 4 or 2 ohm loads is the minimum sine wave continuous average power output per chan- nel from 20Hz to 20,000Hz with both channels oper- ating. T otal Harmonic Distortion 0.5% maximum harmonic distortion at any power level from 250 milliwatts to rated power per channel from 20Hz to 20,000Hz with both channels operat-[...]

  • Page 23

    23 Packing Instructions Packing Instructions In the event it is necessary to repack the MC2000 Amplifier for shipment, the equipment must be packed exactly as shown below . It is very important that the four metal feet are attached to the bottom of the equipment. This will ensure the proper location of the MC2000 on the bottom foam pad. The V acuum[...]

  • Page 24

    McINTOSH LABORA T OR Y , INC. 2 CHAMBERS STREET , BINGHAMTON, NEW YORK 13903-2699 The continuous impr o vement of its products is the policy of McIntosh Laborator y Incor porated who reser ve the right to improv e design without notice. Printed in the U .S.A. Part No. 040662[...]