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Mustang M250/S manual

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Table of contents for the manual

  • Page 1

    MACRO SYSTEM AMPLIFICATION INSTALLATION, COMMISSIONING & MAINTENANCE HANDBOOK Issue No.6 Mustang Communications Ltd Eastfield Industrial Estate Scarborough England YO11 3UT Telephone U.K. 01723 582 555 Telephone International 44 1723 582 555 Fax U.K. 01723 581 673 Fax international 44 1723 581 673 MUSTANG COMMUNICATIONS Email info@mustang.co.uk[...]

  • Page 2

    MACRO range installation manual. Issue 6 Page 2[...]

  • Page 3

    Page 3 MACRO range installation manual. Issue 6 Author: M. R. Tetley M. Inst. S. C. E. ________________________________________________________________________ INDEX ............................................................................................................................... page Electromagnetic compatibility (EMC) directive 89/33[...]

  • Page 4

    MACRO range installation manual. Issue 6 Page 4 PAGE Table 1 The current range of input modules 8 Table 2 Module adjustments and settings 11 Fig. 1 Location of Treble, Bass, and Master gain controls 7 Fig. 2 Input connector pin identification 10 Fig. 3 Location of priority sequence setting switches 11 Fig. 4 Mixer facility connections for standard [...]

  • Page 5

    Page 5 MACRO range installation manual. Issue 6 INTRODUCTION Thank you for purchasing this unit. We are confident that you have made a wise decision, and that you will have many years of trouble-free operation. Considerable care has been taken during the design and manufacturing processes to ensure your entire satisfaction and naturally, we would h[...]

  • Page 6

    MACRO range installation manual. Issue 6 Page 6 GENERAL SPECIFICATIONS MIXER AMPLIFIERS M1008 M2508 M1008/D M2508/D Input channels 8 8 Input channel level & response dependent upon input modules fitted Treble & Bass adjustment ± 12dB @ 100Hz & 10kHz ref.1kHz Power output (Watts RMS contin.) 100 250 Current sinks 250mA maximum, each cha[...]

  • Page 7

    Page 7 MACRO range installation manual. Issue 6 leaving the factory, the controls will be set for level response. See Fig. 1 A conventional master level control is featured on the mother PCB between the line driver module (TB.6 etc) and the pre-amplifier stabiliser module (PS.9 etc.) next to it. This control is set to maximum (fully clockwise) on l[...]

  • Page 8

    MACRO range installation manual. Issue 6 Page 8 MICROPHONE & LINE INPUT MODULES M24 Universal low impedance transformer balanced, priority/passive M26 Low imp. transformer balanced, with priority, chimes and CDM M28 Low impedance transformer balanced, audio operated priority M30 Low impedance transformer balanced, priority/passive, phantom DC L[...]

  • Page 9

    Page 9 MACRO range installation manual. Issue 6 LINE I NPUT MOD ULES L24 L25 L26 L27 L28 L29 L30 L31 L32 L33 L34 Transformer input or unbalanced T T T T T T T T T U U Priority operation only 444444 Priority/passive switchable 444 44 Sensitivity 50mV - .775V 44 44 44 44 Sensitivity 50mV - 80V 444 Input impedance (ohms) 600 10k 47 k 600 10k 4 7k 600 [...]

  • Page 10

    MACRO range installation manual. Issue 6 Page 10 Auxiliary inputs and music modules i.e. L33, L34, E24, E25, Standard Locking 5 pin DIN - Pin 1 Signal input Pin 2 Signal earth (cable audio shield) Pin 3 Signal input Pin 4 Priority control (except E24, E25, T35) Pin 5 Tone generator modules i.e. T24 to T34 inclusive Standard Locking 5 pin DIN - Pin [...]

  • Page 11

    Page 11 MACRO range installation manual. Issue 6 FACILIT Y USAGE or FUNCTION Audio gain Sets the level of amplification of incoming signal. Influenced by no other adjustment Chime level Determines the level of chime tone to be injected. Influenced by no other adjustment VOX sensitivity Sets level of audio input at which the VOX circuit is triggered[...]

  • Page 12

    MACRO range installation manual. Issue 6 Page 12 Priority/passive setting of modules Certain modules contain features enabling the commissioning engineer to set them to operate as normal priority modules, or as passive modules. Referring to APPENDIX E, this is accomplished on the M24 microphone input module for example by transposing the position o[...]

  • Page 13

    Page 13 MACRO range installation manual. Issue 6 Signal arrangements and DIN cable connections are shown in Fig. 4 As a factory fitted option, a line input transformer may be fitted. See page 21 for further details. Slave amplifiers have a fixed sensitivity and no input control is provided on standard models. The input impedance is approximately 10[...]

  • Page 14

    MACRO range installation manual. Issue 6 Page 14 POWER AMPLIFIER MODULE The power output stage of the amplifier including all low level drive circuitry, and output devices are contained in a module which is bolted to the rear panel by four screws. The module is connected into circuit by push-on tab connectors facilitating easy change of a suspect m[...]

  • Page 15

    Page 15 MACRO range installation manual. Issue 6 Fig. 8 Power amplifier module fixings and adjustments removing the 4BA nut on the left and lifting that end clear of the stud. The cover may now be swung round. 100V output The general concept of a 100V line loudspeaker system is that a quantity of 100V line loudspeakers are connected in parallel acr[...]

  • Page 16

    MACRO range installation manual. Issue 6 Page 16 AUXILIARY OUTPUT CONNECTION A standard 25 way D connector on the amplifier rear provides all the auxiliary connections associated with current sinking, alarms, auxiliary DC and signal outputs, etc., where applicable. The standard connections are as follows: 1 250mA current sink activated by inp[...]

  • Page 17

    Page 17 MACRO range installation manual. Issue 6 COMBINING THE INPUT/OUTPUT FACILITIES OF TWO OR MORE UNITS This may be considered where one single amplifier cannot provide enough input facilities or output power for a particular application. Mixers may be combined with mixer amplifiers, and with slave amplifiers in any combination via their respec[...]

  • Page 18

    MACRO range installation manual. Issue 6 Page 18 Fig. 9 Priority connections for multiple amplifier systems[...]

  • Page 19

    Page 19 MACRO range installation manual. Issue 6 The front panel of the power switch may be removed by light leverage to enable lamp replacement. Power for the lamp is derived from a small 18V stabiliser on the Power Management Board. Failure to illuminate will indicate one of the following:- a) Lamp failure b) Neither AC nor DC power to the amplif[...]

  • Page 20

    MACRO range installation manual. Issue 6 Page 20 on the Power Management Board and will drop out as a result of :- AC: AC supply failure AC fuse failure AC supply disconnection Amplifier switched off Rectifier circuit failure DC: DC supply fuse failure DC supply disconnection (even with charger operational) DC standby supply failure Amplifier switc[...]

  • Page 21

    Page 21 MACRO range installation manual. Issue 6 Automatic level control - all units except slave amplifiers. Mustang product code TB/ALC The standard module fitted to a mixer or mixer-amplifier to provide line driver facilities is a TB.6 and is located second from the right when viewed from the front. This is replaced with a TB.6A to provide the A[...]

  • Page 22

    MACRO range installation manual. Issue 6 Page 22 The Locking DIN pin connections are:- Pin 1 No connection Pin 2 out of phase audio .775V RMS @ 10k ohms Pin 3 in phase audio balanced (floating) It would normally be appropriate to interconnect two pieces of equipment using twin-screened cable. The braiding should be earthed to one unit only. If the [...]

  • Page 23

    Page 23 MACRO range installation manual. Issue 6 A. DO NOT allow the cable braiding/shield to contact the cable clamp, plug body or fixing screw. An earth/hum loop will result. This topic is fully covered on page 20. B. Application of silicon grease to the cable outer sleeve will facilitate easy insertion into the grommet. C. Be careful when solder[...]

  • Page 24

    MACRO range installation manual. Issue 6 Page 24 FUSES Fuses for the protection of both the AC and DC supplies are located on the rear panel. Certain fuses are contained within the chassis of MACRO equipment rather than on accessible front/rear panels: (A) F1A pre-amplifier DC fuse on the pre-amplifier stabiliser module (B) F1A auxiliary DC fuse on[...]

  • Page 25

    Page 25 MACRO range installation manual. Issue 6 M O T P M Y S T L U A FT S IL K C E H C 1f f op m a l h c t i w s r e w o p n i a m , f f o d n u o S. s da e l r o , e s u f , y l p p u s C D . h c t i w s s n i a m , r e w o p s n i a m , d a e l s n i a m , e s u f s n i a m C A 2n o pm a l h c t i w s r e w o p n i a m , f f o d n u o S, s to t[...]

  • Page 26

    MACRO range installation manual. Issue 6 Page 26 Appendix A[...]

  • Page 27

    Page 27 MACRO range installation manual. Issue 6 Appendix B[...]

  • Page 28

    MACRO range installation manual. Issue 6 Page 28 Appendix C[...]

  • Page 29

    Page 29 MACRO range installation manual. Issue 6 Appendix D[...]

  • Page 30

    MACRO range installation manual. Issue 6 Page 30 Appendix E[...]