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Инструкция обслуживания Mark Levinson 433

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Summary
  • Mark Levinson 433 - page 1

    N o 433 Power Amplifier Owner’ s Manual ...

  • Mark Levinson 433 - page 2

    2 WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTU RE. The lightning flash with ar rowhead symbo l, within an equilateral triangle, is int ended to alert the user t o the presence of uninsulated “dan gerous voltage” within the product’ s enclosure that may be of sufficient magnitude to const ...

  • Mark Levinson 433 - page 3

    3 9. NEVER attempt to repair this product. If a prob lem occurs, contact your Mark Levinson retailer . 10. NEVER expose this product to extrem ely high or low temperatures. 11. NEVER operate this product in an explosive atm osphere. 12. AL W A YS keep electrical equipment out of the reach of children . 13. AL W A YS unplug sensitive electronic equi ...

  • Mark Levinson 433 - page 4

    4 3 Oak Par k Bedford, MA 01730-1 413 USA Telephone: 781-280 -0300 Fax: 781-280-0490 www.marklevinson.com Customer Service Telephone: 781-280 -0300 Sales Fax: 781-280-0495 Service Fax: 781-280-0499 Product Shipments 16 Progress Road Billerica, MA 01821-5730 USA Part No. 070-630694 | Rev 1 | 09/05 “Mark Levinson” and the Mark Levinson logo are r ...

  • Mark Levinson 433 - page 5

    5 Nº433 Power Amplifi er T able of Contents Unpacking .................................... ..................... .......................... ... 6 Product Registration ............................ .......................... ............. 6 Installation Considerations ............................... ..................... ........ 7 Placement ....... ...

  • Mark Levinson 433 - page 6

    6 Mark Levinson Unpacking War n i n g ! DO NOT attempt to lift or move the Nº433 without adequate assistance. Failure to follow the pr ocedures included in this section may result in personal injuries and/or product damage. The Nº433 is a massive power amplifier . The Nº433 ships at 130.5 pounds (59.2kg). Rear panel hand les are provid ed for sa ...

  • Mark Levinson 433 - page 7

    7 Nº433 Power Amplifi er Installation Considerations The Nº433 requires special care du ring installation to ensure optimal performance. Pay particul ar attention to the precauti ons included in this section a nd to other precautions included throughout this owne r’ s manual. Placement • DO review “Important Safety Instructions” on page 2 ...

  • Mark Levinson 433 - page 8

    8 Mark Levinson • DO NOT place the Nº433 on a thick rug or carpet or cover the Nº4 33 wi th a cl ot h, as t hi s m ig ht p re ve nt p ro pe r c ool in g. I f t he Nº433 is placed on the floor , use a thick piece of tempered glass to provide firm support and proper ventilation. • DO NOT expose the Nº433 t o high temperatures, humidity , stea ...

  • Mark Levinson 433 - page 9

    9 Nº433 Power Amplifi er Power Requir ements When shipped, t he Nº433 is configured for 10 0V , 120V , 220V , 23 0V or 240V AC power ope ration at 50 or 6 0Hz based on the count ry for which it is manufa ctured. Before operating the Nº433, make sure the ~ac mains connector label indicates the correct operating voltage for the current lo cation. ...

  • Mark Levinson 433 - page 10

    10 Mark Levinson power outage occurs. Power is not disconnected when th e Nº433 is in standby or sleep mode . When power returns, the Nº433 wi ll require a brief warm-u p and break-in period (no t the full 300 ho urs). It is recommended that you allow the Nº433 a nd other audio co mponents to stabi lize for a fe w minutes. Operating States The N ...

  • Mark Levinson 433 - page 11

    11 Nº433 Power Amplifi er Special Design Featur es Thank you for pu rchas ing the Nº4 33 Power Amplifier . While this amplifier is straightforward in everyday use, it includes several design features that are responsible for its ou tstanding performance. In particular , this amplifier defies the accepted wisdom that it is impossible to design a l ...

  • Mark Levinson 433 - page 12

    12 Mark Levinson Extensive Pr otection The Nº433 is designed to shut itse lf down if it senses any of a number of fault conditions that could cause damage to itself or to associated loudspeakers. These fault condi tions include: • the presence of DC (direct current) at the output • demand for excessive current at the o utput, indicating a shor ...

  • Mark Levinson 433 - page 13

    13 Nº433 Power Amplifi er Fr ont Panel The numbers in the front-panel illustrat ion shown below corre- spond with the numbere d items that appear below . 1. Indicator LED Indicates the operating state of the Nº43 3 and provides diagnostic informatio n when a fault con dition occurs. * Signal-relate d faults incl ude significa nt DC offse t at the ...

  • Mark Levinson 433 - page 14

    14 Mark Levinson 2. Power Button Powers the Nº43 3 on and off when the power cord is connected to the ~ac mains co nnector and an electrical outlet. When the Nº43 3 is powered on, pressi ng and releasing the power button disconnects power from the ~ac mains connect or and powers t he Nº433 off. When the Nº43 3 is powered off, pressing and relea ...

  • Mark Levinson 433 - page 15

    15 Nº433 Power Amplifi er Rear Panel The numbers in the rear- panel illu stration shown below correspond with the numbered items that appear in the text below . Caution! Never make or break connections to the Nº433 unless it and all associated compon ents are powe re d off and disconnected fr om electrical outlet s. Befor e making connections to ...

  • Mark Levinson 433 - page 16

    16 Mark Levinson Caution! NEVER connect power -amplifier outputs to any component other than a loudspeaker . NEVER short cir cuit po wer -amp lifier outputs NEVER connect power -amplifier outputs to another power amplifier’ s outputs. For best performa nce, use high-quality loudspeak er cables. T o connect these cables, use a high-quality spade o ...

  • Mark Levinson 433 - page 17

    17 Nº433 Power Amplifi er 4. Balanced Input Provides left, center and righ t-channel audio input. One XLR connector per channel is available to accept balanced input signals from an associated preamplifier . For best performa nce, use balanced connectio ns whenever po ssible. Refer to the illustration below and to the associated preampl ifier docu ...

  • Mark Levinson 433 - page 18

    18 Mark Levinson 7. trigger in and out connectors Provide DC trigger control. One 1/ 8-inch min i-jack lab eled trig ger in is available to receive 12 or 5V DC signals from a connec ted component, and one 1/8 -inch mini-jack l abeled trigger out is available to pass signals to a connected power amplifier . The illus- tration below shows tip polarit ...

  • Mark Levinson 433 - page 19

    19 Nº433 Power Amplifi er 9. ~ac mains connector Provides power to the Nº433 thro ugh the supplied power cord when the supplied power cord is conn ected to the ~ac mains connector and the electrical outlet. One IEC-standard AC mains receptacle labele d ~ac main s is ava ilable. Note Befor e operating the Nº433, make sur e the ~ac mains conn ecto ...

  • Mark Levinson 433 - page 20

    20 Mark Levinson Linking Linking is av ailable for a ll Mark Levins on compone nts that offer Link or communication ports, including master , slave in , slave out , , input and output communication ports. These communication ports can be us ed to “link” compat ible Mark Levinson compo nents in a sl ave chain, allowing them to share Link control ...

  • Mark Levinson 433 - page 21

    21 Nº433 Power Amplifi er other linked components, possibly voiding the manufacturer’ s warranty and/or standard r epair policies. Constructing Link Communication Cables Link communication cables ca n be constructed using a six-conductor modular Cat . 5 cable with the appro priate plug crimped on each end. • Use a six-conduct or cable (six-pin ...

  • Mark Levinson 433 - page 22

    22 Mark Levinson Note Contact an authorized Mark Levinson dealer or Customer Service at www .marklevinson.com for ad ditional assistance making Link connections. Cr eating a Slave Chain Making Link connections creates a slave chain that facil itates communication among li nked components, allowing them to share certain controls. All slave chai ns: ...

  • Mark Levinson 433 - page 23

    23 Nº433 Power Amplifi er T o create a slave chain that includes the Nº433: 1. Make sure the Nº433 a nd all associated components are powered off. 2. Connect the input commu nicatio n port on the first power amplifier to the or sla ve out communica tion port on th e preamplifier . If desired, c onnect the control communication port on the first ...

  • Mark Levinson 433 - page 24

    24 Mark Levinson Refer to the table on the previous page and to the illustrati on below for additional assistance. Refer to pages 20-21 for specific cable uses and instructions. 3. When Link connecti ons have bee n made, power on linked components ONE A T A TIME in the order sp ec ified below . Allow each com ponent to complete its initi alization ...

  • Mark Levinson 433 - page 25

    25 Nº433 Power Amplifi er Link Contr ols Linking Mark Levi nson components allows them to share certain controls. The table belo w provides a general description of controls the Nº433 shar es with other linked co mponents. Som e controls may not be available for certain component combinations. Other Mark Levinson componen ts may share additional ...

  • Mark Levinson 433 - page 26

    26 Mark Levinson T r oubleshooting Incorrect operation is som etimes mistaken for malfunction. If problems o ccur , refer to this s ection for tro ubleshoot ing infor- mation. If problems persist, c ontact an authorized Mark Levinson dealer or Customer Service at www .marklevinson.com. 1. No audio and the fr ont-panel indicator LED is not lit. • ...

  • Mark Levinson 433 - page 27

    27 Nº433 Power Amplifi er 4. No audio and the fr ont-panel indicator LED is blinking rapidly , r emaining lit most of the time. •A power-r elated fault is presen t (~ac main s voltage is too high or too low ). • Power cycle the Nº433 with the power button , w aiting at least five minutes between powering t he Nº433 off and on. • Contact an ...

  • Mark Levinson 433 - page 28

    28 Mark Levinson 8. The amplifier keeps powering off. •A fault conditi on may be present at the input (e.g., a DC signal from the preamplifier) or the output (e.g., short- ci rcuited loudspeaker wires). If this occurs: a. Power the Nº433 off with the power button . b. Disconnect the input signal and loudspea ker wires. c. W ait five minutes. d. ...

  • Mark Levinson 433 - page 29

    29 Nº433 Power Amplifi er Car e & Maintenance The Nº433 requir es routine ca re and main tenance to ensu re optimal performance. The bulleted ite ms in this section indicate m aintenance procedures that should be performed on a regular basis. Note Failur e to perform the maintenance pr ocedur es included in this section may void the manufactu ...

  • Mark Levinson 433 - page 30

    30 Mark Levinson Specifications The correlation between published specifications and perform ance is unreliable. Measurements of your amplifier yield excellent results by any standar ds. However , only those specifications that apply to its actual operation are included here. Specifi- cations ar e subject to change without notice. Rated power outpu ...

  • Mark Levinson 433 - page 31

    31 Nº433 Power Amplifi er Declaration of Conformity Application of Council Dir ective(s): 2004/108/EC and 73/2 3/EEC, as amended. Standar d(s) to which Conformity is Declar ed: EN 55013 : 2001 EN 55020 : 2002 EN 60065 : 1998 EN 61000-3-3 :2001 Manufactur er: Harman Specialty Group 3 Oak Park Bedford, MA 017 30-1413 USA The equipment iden tified he ...

  • Mark Levinson 433 - page 32

    32 Mark Levinson Dimensions 17 .75" 45.09 c m 7 . 65" 19.4 c m 6.97" 17 .7 c m 3.31" 8 .4 c m 5.375" 13.7 c m 6.75 " 17 .15 c m 1 8 .5 " 47 c m 19. 8 3" 50.37 c m 17 .5 " 44.45 c m power standby DUAL MONO AMPLIFIER Nº432 ...

  • Mark Levinson 433 - page 33

    33 Nº433 Power Amplifi er Rack-Mounting If you need or pref er to rack mo unt yo ur amplifiers contact your Mark Levinson dealer for inform ation about the optional rack mount kit. This purpose-designed assembly provides the needed ven ti lat io n f or the h eat si nk “ch im ne ys ” o f t he a mp li fi er , as we ll as the support required fo ...

  • Mark Levinson 433 - page 34

    3 Oak Park, Bedford, MA, 01730-1413 USA | T elephone: 78 1-280-0300 | Fax: 781 -280-0490 | www .marklevinson .com Customer Service: T elephone: 781-280-0300 | Sa les Fax: 781-280-0495 | Ser vice Fax: 781-280-0499 Product Shipments: 16 Progr e ss Road, Billerica, MA 01 821-5730 USA Part No. 070-630694 | Rev 1 | 09 /05 ...

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