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Lab.gruppen C 10:4X Operation Manual

Summary of C 10:4X

  • Page 1

    Rev. 1.1.4 item no. Om-csx operation manual c series dedicated installation amplifiers operation manual ▸ c 20:8x ▸ c 10:8x ▸ c 10:4x ▸ c 5:4x.

  • Page 3

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 important safety instructions i 1. Important safety instructions before using the device, be sure to carefully read the safety instructions. Keep this document with the device at all times 1.1 important safety instructions 1. ...

  • Page 4

    Ii c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 important safety instructions 1.4 warning to reduce risk of fire or electric shock, do not expose this apparatus to rain or moisture. Français : pour réduire les risques de blessure ou le choc électrique, n’exposez pas l’ap...

  • Page 5

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 important safety instructions iii 1.7 user responsibility 1.7.1 mains connection grounding your amplifier must be connected to a grounded socket outlet. 1.7.2 speaker output hazard power amplifiers are capable of producing haz...

  • Page 6

    Iv c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 table of contents 9. Table of contents 1. Important safety instructions ................................................................................................................. I 1.1 important safety instructions ....

  • Page 7

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 table of contents v 5.3.2 headroom, sensitivity and vpl / gain settings ........................................................................... 15 5.4 audio input and output connections, setup and features ...................

  • Page 8

    1 c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 welcome 2. Welcome 2.1 introduction thank you for choosing lab.Gruppen c series power amplifiers for your sound reinforcement system installation. We are confident that you will be very pleased with the performance, configur...

  • Page 9

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 welcome 2 2.2 main features your new c series amplifier incorporates a number of sophisticated technologies – many of them proprietary to lab.Gruppen – that are provided to ensure the best possible performance and many years o...

  • Page 10

    3 c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 welcome ▸ cpl (current peak limiter) ensures that the amplifier’s output does not exceed the safe current handling parameters of the amplifier components. ▸ temperature protection ensures that the amplifier will not be damag...

  • Page 11

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 welcome 4 2.2.6 nomadlink / ethernet control and monitoring network the nomadlink network allows easy setup and control of c series power amplifiers. The patented network topology allows automatic detection and addressing of m...

  • Page 12

    5 c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 installation 3. Installation 3.1 unpacking carefully open the shipping carton and check for any noticeable damage. Every lab.Gruppen amplifier is tested and inspected before leaving the factory and should arrive in perfect c...

  • Page 13

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 installation 6 3.3 cooling the amplifier uses a forced-air cooling system with air flow from front-to-rear, maintaining a low operating temperature within defined limits. Front-to-rear airflow is preferred as cooler air is pre...

  • Page 14

    7 c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 installation once a suitable ac supply is connected, the amplifier can be turned on using the front-panel power switch. The amplifier then goes through a soft-start sequence as it self-checks its circuits. The fans will blow...

  • Page 16

    9 c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 quick guide overview 4.1.2 front-panel led’s the front-panel led area includes the following indicators per channel: ▸ temperature mute (yellow constant) ▸ vhf (very high frequency) protection active (output muted) (yellow) ...

  • Page 17

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 quick guide overview 10 4.2 rear panel overview mains input 100-240 v (+/- 10%) vac, @ 50 or 60 hz gpio connectors dip-switches for adjusting key features (see below) 3-pole phoenix input connectors 2-pole screw terminal outpu...

  • Page 18

    11 c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 quick guide overview vpl - voltage peak limiter adjustment is provided for 8 individual levels. Select the setting most appropriate for connected speakers. See appendix for details. Mode - select vpl mode between hard and s...

  • Page 19

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 quick guide overview 12 the out port from the nlb 60e must be connected to the in port of the first amplifier. The out port from the first amplifier in turn connects to the next amplifier’s in port to form a daisy chain the ou...

  • Page 20

    13 c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 quick guide overview ser. N:o removed! D c b a h g f e speaker outputs ch a ch b ch c ch d ch e ch f ch g ch h balanced inputs bridge a+b bridge e+f vpl ch a mode hp 35h z vpl ch e mode hp 35h z vpl ch f mode hp 35h z vpl c...

  • Page 21

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 operation and performance 14 5. Operation and performance 5.1 introduction the following sections provide comprehensive information on amplifier connection, setup, operation, and performance. The detailed information included ...

  • Page 22

    15 c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 operation and performance the adjustable vpl (voltage peak limiter) sets the maximum channel output voltage and therefore also the maximum channel output power. Four different voltage stages are available using the dip-swit...

  • Page 23

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 operation and performance 16 if an unbalanced connection is desired this can be achieved by summing the minus (“cold”) and ground terminals and using the + terminal as the “hot” signal. For the best possible performance, the s...

  • Page 24

    17 c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 operation and performance the main benefit of bridging the output is a doubling of output voltage. Bridging can be used to turn the amplifier into a 3-channel amplifier with, for example, 2 x 250 w and 1 x 500 w at 4 ohms u...

  • Page 25

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 operation and performance 18 5.4.5 amplifier sensitivity sensitivity is defined as how many volts (rms) or dbu (referred to 0.775 vrms) are required to achieve full (maximum) output power. As the output power varies with the l...

  • Page 26

    19 c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 operation and performance 5.4.7 constant voltage 70 v and 100 v systems setup and operation when using c series amplifiers to drive constant voltage (high-impedance) speaker systems at 70 vrms or 100 v peak, you can in most...

  • Page 27

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 operation and performance 20 5.5 gpio connection and operation 5.5.1 introduction c…x amplifiers provide extensive gpio (general purpose input / output) facilities to enable interfacing with third-party systems for av control ...

  • Page 28

    21 c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 operation and performance the following additional technical information describes gpi port functionality: maximum “open” contact voltage: 5 v maximum “closed” contact current: 1 ma maximum resistance for “closed” contact: ...

  • Page 29

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 operation and performance 22 20 hz 10 khz 20 khz 30 khz - 6 db slope vhf protection operation area max. Peak output power max. Continous output power output power attack time vhf protection slow fast 20 hz 10 khz 20 khz 30 khz...

  • Page 30

    23 c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 operation and performance illumination of the current peak limiter (cpl) led on the front panel. The protection will sequence at six second intervals to re-measure conditions. If the low-impedance fault is no longer detecte...

  • Page 31

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 operation and performance 24 several amplifiers will, under normal conditions, be able to be powered up simultaneously. If you do experience problems powering up multiple amplifiers simultaneously, use the nomadlink network an...

  • Page 32

    25 c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 operation and performance 5.6.9 level adjust level adjust potentiometers (one per channel) are located behind the removable dust-filter cover on the ampli- fier’s front-panel. It is not possible to adjust the level settings...

  • Page 33

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 operation and performance 26 ▸ cpl, current peak limiter (orange), when flashing indicates the maximum possible current draw has been reached. ▸ cpl, current peak limiter (orange), when constant indicates excessive current dra...

  • Page 34

    27 c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 operation and performance each networked group of amplifiers being controlled by an individual nlb 60e is referred to as a subnet. When the nlb 60e is powered up, the nomadlink network receives phantom power. This causes th...

  • Page 35

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 operation and performance 28 5.7.3 nomadlink network cable lengths the connection between the nlb 60e and your pc is a standard ethernet network running the tcp/ip proto- col. Cable distances between nlb 60e and your pc follow...

  • Page 36

    29 c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 operation and performance figure 6.7.4: typical nomadlink network configurations 5.7.5 devicecontrol software devicecontrol is lab.Gruppen’s proprietary software application for monitoring and controlling networked c series...

  • Page 37

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 appendix 30 the current versions of devicecontrol software and the devicecontrol operation manual are available for download on our web site: www.Labgruppen.Com 5.7.6 third party control and monitoring capabilities the nlb 60e...

  • Page 38

    31 c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 appendix q : what are the maximum cable lengths allowed when using the nomadlink network? A : nomadlink uses a daisy-chain topology to connect amplifiers and an nlb 60e in a network. Standard rj45-equipped cat-5 cables are ...

  • Page 39

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 appendix 32 6.4 current draw and thermal dissipation specification the following tables contain information on measured current consumption as well as calculated heat dissipa- tion during normal operation(1/8 rated power); and...

  • Page 40

    33 c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 appendix c 10:8x level load rated power line current *2) watt *1) thermal dissipation 120 vac 230 vac in out dissipated btu/hr kcal/hr standby w. Remote power off via nomadlink 6 0 6 20 5 power on, idling 91 0 91 312 79 amp...

  • Page 41

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 appendix 34 c 10:4x level load rated power line current *2) watt *1) thermal dissipation 120 vac 230 vac in out dissipated btu/hr kcal/hr standby w. Remote power off via nomadlink 6 0 6 20 5 power on, idling 51 0 51 312 79 amp...

  • Page 42

    35 c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 appendix c 5:4x level load rated power line current *2) watt *1) thermal dissipation 120 vac 230 vac in out dissipated btu/hr kcal/hr standby w. Remote power off via nomadlink 6 0 6 20 5 power on, idling 51 0 51 312 79 amp ...

  • Page 43

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 appendix 36 6.5 signal flow and vpl to output measurements the table below shows the block signal flow of the c...X series amplifiers, as well as a table providing output power based on the settings of the rear panel vpl dip-s...

  • Page 44

    37 c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 technical specifications 7. Technical specifications following are the c...X series technical specifications. These figures are accurate at the time of printing but please note that all figures are subject to change without...

  • Page 45

    C series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 warranty 38 8. Warranty general this product is manufactured by lab.Gruppen, and it is warranted to be free from any defects caused by components or factory workmanship, under normal use and service, for a period of six (6) ye...

  • Page 46

    39 c series c 20:8x, c 10:8x, c 10:4x and c 5:4x operation manual rev. 1.1.4 warranty technical assistance and service international if your lab.Gruppen product requires repair, contact your lab.Gruppen dealer or distributor, or contact lab. Gruppen by fax or email to obtain the location of the near...

  • Page 48

    L a b . G r u p p e n a b ► s w e d e n i n t e r n a t i o n a l c o n t a c t ► i n f o @ l a b g r u p p e n . C o m u s c o n t a c t ► i n f o @ t c g - a m e r i c a s . C o m w w w . L a b g r u p p e n . C o m operation manual.