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Classe Audio CA-2100 manual

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Table of contents for the manual

  • Page 1

    Owner’ s Manual CA-2100 P ow er Amplifier[...]

  • Page 2

    2 C A UTION RISK OF ELECTRIC SHOCK DO NO T OPEN C A UTION : T O REDUCE THE RISK OF ELECTRIC AL SHOCK, DO NO T REMO VE CO VER. NO USER-SER VICEABLE P ARTS INSIDE. REFER SER VICING T O QUALIFIED PERSONNEL. W ARNING: T O REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NO T EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE. NO TICE All of us at Classé take extr[...]

  • Page 3

    3 Important Safety Instructions Caution: Please read and obser ve all w arnings and instructions in this owner’ s manual and all those marked on the unit. Retain this owner’ s manual for future r eference. 1. Do not attempt to service this product y ourself. Do not open the co ver for any reason. There are no user-serviceable par ts inside. An [...]

  • Page 4

    4 Contents W elcome to the Classé family .......................................................................... 5 a word about installation ....................................................................................... 5 Unpacking and Placement ...............................................................................6 unpacking [...]

  • Page 5

    5 W elcome to the Classé family Congratulations on your purchase of a Classé product. I t is the result of many years of continuous refinement, and we ar e sure that you will enjoy it for many years to come. W e value our relationship with our customers. Please allow us to stay in touch with you by returning y our warranty card now , before you [...]

  • Page 6

    6 Unpac king and Placement unpacking y our amplifier Carefully unpack your po wer amplifier according to the supplied instructions, and remo ve all accessories from the carton. Please take care when lifting the amplifier , as it is quite heavy . Important! Keep all packing materials for futur e tr ansport of your Classé product. Shipping y our [...]

  • Page 7

    7 custom installations Drawings ar e included in this manual to facilitate special installations and custom cabinetry (see the section Dimensions ). An optional, purpose-designed rack mount kit is available for this product. Contact your Classé dealer for mor e information. serial number The serial number for your po wer amplifier is found on the[...]

  • Page 8

    8 The CA-2100 includes protection circuitry that will prevent the amplifier from operating at dangerously high or low v oltages. • At startup: the AC mains voltage must be within a range of approximately -15% to +10% of its nominal value at startup , or the amplifier will not turn on. F or example, a 120V unit requires the AC mains to be betwee[...]

  • Page 9

    9 Special Design F eatures highly r efined cir cuit design All Classé analog amplification stages are based on circuits that have been extensively optimized o ver many years of continuous development. By starting with excellent cir cuit designs and working with them over the years, we are able to disco ver the many small refinements that add up[...]

  • Page 10

    10 extr aordinar y longevity Another benefit of having wor ked with highly refined circuit designs so extensively ov er many years is that we have vast experience in what works w ell over the long term. By using only the highest quality parts to begin with, and then using them in an informed way as a result of both accelerated aging experiments a[...]

  • Page 11

    11 F ront P anel 1 Standb y button & LED indicator The front panel S tandby button will toggle the amplifier between oper ate , its fully operational state, and a standby mode that leaves the amplifier off , yet ready to r espond to system commands via any of the supported control options (e.g. IR input, DC trigger , CAN Bus, or RS-232). The [...]

  • Page 12

    12 2 Select button The Select button is used (along with the M ode button) when configuring the amplifier for either balanced or single-ended operation. I t is also used when configuring the turn-on delay or amplifier number for an amplifier connected to a Classé preamplifier by the DC T rigger or CAN Bus control systems. 3 Channel status LE[...]

  • Page 13

    13 Rear P anel The following descriptions are intended as a quick r eference, should you have any questions about your new product. Please see the next section (entitled I nitial Setup ) for specific advice on incorporating your new amplifier into your system. 1 Balanced (XLR) Input Balanced audio interconnections w ere originally developed in th[...]

  • Page 14

    14 The pin assignments of these XLR input connectors are: Pin 1: S ignal ground Pin 2: S ignal + (non-inverting) Pin 3: S ignal – (inverting) Connector ground lug: chassis ground These pin assignments are consistent with the standar d adopted by the Audio E ngineering Society (AES14-1992). If you are using y our Classé power amplifier with a Cl[...]

  • Page 15

    15 (Many high quality loudspeakers also offer two sets of connections on their speakers. G enerally , one set of the connections on the loudspeaker feeds the portion of the speaker’ s crossover network that supplies the woofer with its signal; the other set of connections connects to the portion of the crossover that supplies the rest of the spea[...]

  • Page 16

    16 6 DC T rigger Input and Output Many audio/video preamplifiers can supply a DC contr ol voltage to associated equipment in order to induce desir ed behavior . Y our Classé amplifier can take advantage of these capabilities in order to be switched between oper ate and standby automatically , perhaps in concert with the A/V preamp itself . T wo [...]

  • Page 17

    17 Initial Setup Y our new Classé amplifier is quite simple to set up and enjoy . Please follow the steps outlined below in or der to safely set up and use your new amplifier . Important: T he A C mains connection should be the last connection y ou make on your new po wer amplifier . In addition, it is alw ays a good idea to pow er up your po w[...]

  • Page 18

    18 configuring amplifier turn-on dela y/amp no. In a system that contains multiple Classé amplifiers, you may set the number of seconds of turn-on delay for each amplifier , allowing each to turn on in the order you hav e specified, rather than all at once. This number also acts as an ID when using the CAN Bus. (H aving sever al powerful ampl[...]

  • Page 19

    19 6. Double-chec k all your connections. W e understand that this step sounds redundant, but it is worth the extra minute or two it might take just to ensure that all connections are corr ect and secure before plugging the po wer cables to the AC outlets.. 7. T urn on all the other components in y our system, and then turn on y our amplifier . I [...]

  • Page 20

    20 T r oubleshooting In general, you should r efer any ser vice problems to your Classé dealer . Before contacting your dealer , howev er , please check to see if the problem is listed here. 1. No sound, and no Channel LED is lit. • The amplifier is not plugged into the AC mains, or the A C mains are down (cir cuit breaker , fuse). • A brown-[...]

  • Page 21

    21 4. T he AC mains fuse is blo wn. There is a specific troubleshooting procedur e for a blown AC mains fuse, since this rare occurrence sometimes indicates a significant pr oblem. Please follow the follo wing steps, in order: a. Disconnect your amplifier from the A C mains, as well as from its input connections and speaker connections, and remo[...]

  • Page 22

    22 Specifications Classé Audio r eser ves the right to make impro vements without notice. ■ P ower output 100W/ch continuous rms @ 8 Ω (both channels driven) 200W/ch continuous rms @ 4 Ω ■ F requenc y response 10Hz – 22kHz (+0/-0.1dB) 10Hz – 155kHz (+0/-3.0dB) ■ Phase better than -10° @ 22kHz ■ Signal-to-noise r atio better than -1[...]

  • Page 23

    23 Dimensions[...]

  • Page 24

    Classé Audio 5070 F rançois Cusson Lachine, Quebec Canada H8T 1B3 +1 (514) 636-6384 +1 (514) 636-1428 (fax) http://www .classeaudio .com email: cservice@classeaudio.com Copyright © 2005 Classé Audio I nc. Printed in Canada. v1.9 020405[...]