user manual - Philips SM30
Contents
1. ERROR ERROR OUTPUT INPUT TEST SIGNALS TEST LINES TERMINATION BOARDS REAR VIEW 2 UNPACKING AND INSTALLATION 2 1 SMA4O Surveillance Centre Unpacking and installation In order to ensure that your SM 40 Surveillance Centre functions properly please follow these few simple instructions after unpacking your unit 1 10 Carefully check the enclose2. 25 25237 17 24 16 0 TEST SIGNALS OUTPUT OUTPUT INPUT TEST LINES TEST LINE m ERROR ERROR ERROR INTERCONNECTION BOARD WIRING AS VIEW ED FROM REAR OF RACK UNIT ERROR TEST SIGN ALS ERROR OUTPUT INPUT EST LIN ES TEST LIN ES sync E General 15 25558 EDU is 1022 2 L I ASB SB T3 Ec eo 1 2214124 E39 925 prm Extend l E 20
3. A 16 al TEST LIN ES TEST SIGNALS OUTPUT OUTPUT INPUT INTERCONNECTION BOARD WIRING AS VIEW FROM REAR OF RACK UNIT ERROR TEST SIGNALS ERROR OUTPUT IN PUT TEST LIN ES Genera s ei 9 24 107182 t oa m m Printer E 3 m m 1019 1 ells 5 12 8 ui a m 6 2 12 u m4 E 13 E51 External BH 14 6 a at 6 1558 E 7 m System 16 8 16 m at 8
4. TEST SIGNALS TEST SIGNALS ERROR ERROR TEST LIN ES TEST LIN ES 25 32 17 24 9 16 1 8 OUTPUT INPUT 25 32 17 24 9 16 1 8
5. RS232 25552559 58888888 TEST SIGNALS OUTPUT OUTPUT INPUT INTERCONNECTION BOARD WIRING AS VIEW ED FROM REAR OF RACK UNIT ERROR TEST SIGNALS ERROR OUTPUT INPUT TEST LIN ES ee Genera d3 EE 4 3 I M ad ASB LSB K Et 12 4 4 13 18 5 external mm 2 6 5 7 System m 7 16 8 TERMINATION BOARD WIRING AS VIEW ED FROM REAR OF RACK UNIT 3 SM 40 SURVEILLANCE BASIC SYSTEM 31 5 40 Surveillance Basic System LBB 1370 Self contained fully operational system around which all SM 40 Surveillance C entres are built Comprises 4 circuit cards mounted in a single 19 inch rack frame The Su
6. nt LBB 1360 1 1 1 PGC CRE CRC 1 l 1 1 1E 1 1 1 ri 18 10 10 10 10 6 10 10 1 1 B 1 pojo 178 17 17 17 vE 17 1208 ojojo 21 21 21 21 21 21 21 21 24 ojojo 25 25 25 25 25 25 25 25H 25 1 30 30 30 30 30 30 30 30 30 30 F 1 L 4 L 3 L 2 L 1 1 Los Sa mee umm ue eem mmm m mmm adem Emme m en et ml m mm are bi ncn e TEST SIGNALS TEST SIGNALS TEST SIGNALS ERROR OUTPUT ERROR OUTPUT 73 80 65 72 57 64 49 56 41 48 33 40 25 32 17 24 9 16 1 8 SIDE VIEW FRAMES Basic frame Front Extension frame 3 SM 40 BASIC SYSTEM AND EXTENSION FRAME 3 2 Extension Frame LBB 1360 Single 19 inch rack frame capable of holding 10 SM 40 circuit cards C omplete with power supply and one Interconnection and Termination Board A single rack frame capable of holding and interconnecting 10 SM 40 circuit cards has enough room to accomodate the Basic starter System described elsewhere plus additional Pilot tone generator cards Control Relay Cards and Surveillance Switch C ards W hen the number of terminations boards required in an SM 40 system exceeds the a
7. TEST SIGNALS ERROR ERROR OUTPUT IN PUT TEST LIN ES ERROR OUTPUT INTERCONNECTION BOARD WIRING AS VIEW ED FROM REAR OF RACK UNIT ERROR TEST SIGNALS ERROR OUTPUT INPUT pek TEST LINES TEST LIN ES 9 1 RN General 13 E 3 ZEIT 9 EE ner E E WEE ASABE Rt o 19 124 xi 12 T 4 81 20 asi 122441222 Externa 8 3 a 2 32H x5 145 6 9 122 14 6 15 28 7 4 2 15 2 7 1618 EL 8 alle 16 ES TERMINATION BOARD WIRING AS VIEW ED FROM REAR OF RACK UNIT 45 5 SM40 SURVEILLANCE CENTRE MODULES SM40 SURVEILLANCE SYSTEM C TB AN SSC Communication Printer error 5 z ky 4 Power suppl System error 4 jen y Ext errors LSBs External error 3 CRC 0 U 1 SSC Communication To x ower supply LSBs Ext errors SSC 10 2 Communication 8x128 Power supply LSBs Ext errors SSC 1 Communication 8x128 18 585 Ext errors
8. TERMINATION BOARD WIRING AS VIEWED FROM REAR OF RACK UNIT 44 5 SM40 SURVEILLANCE CENTRE MODULES SM40 SURVEILLANCE SYSTEM B Printererror 5 Sk System error 4 4 External error 3 CRC m 2 U l SSC Communication To 3 gt 8 128 Spa Supply ce xt errors SSC To CPC PE Communication 8x128 15V 9 16 Power supply LSBs Ext errors Communication 2 Power supply LSBs Ext errors Clock synchro E 1268 10 1141 52 SSC nS
9. To enter the user programming mode press keys 9 6 followed by the Enter key The display shows The welcome display shows the current software version and its release date After three seconds this message is cleared and the first programming mode is displayed The first programming mode is displayed as follows Display after pressing 1 The current selection will be displayed Selecting 0 will show all errors displayed on the lower line Selecting 1 will send all errors to the printer with the lower line showing the current date and time Display after selection Pressing 2 will produce a printout of loudspeaker external and system errors regardless of the settings in user menu 1 shown above T header will show the date and time This function is useful for incidental printing when no permanent printer is connected If the printer is not powered off line or the serial board parameters are not correctly programmed via the installer program the display will show see next page 16 Printing will begin when the printer problem has been solved Result Remarks 4 OPERATING AND PROGRAMMING THE SM40 SURVEILLANCE CENTRE Pressing Break will return the system back to display the M ain M enu The display will Continued from previous page show Display af
10. aan a LX mm 1 2 z ACIS d vc vc quvog zz I NOLLOANNOOWALNI 6 6 s 2d2 8 8 8 d 5 L 1 6T 9 9 9 n 2 a gt 2 515 r e 514 BE 0 X E em ii vt ce t t t z t SM40 SURVEILLANCE CENTRE MODULES 5 40 5 SM40 SURVEILLANCE CENTRE MODULES 5 6 1_ Reduction of power dissipation in amplifiers To reduce the power dissipation in amplifiers when surveillance is used the Amplifier Surveillance Board LBB 1368 00 the Loudspeaker Surveillance Board LBB 1367 00 and the Pilot Generator Card LBB 1369 00 have been modified T he modification enables 20 z burst pilot tone to be used instead of a continuous 20 z pilot tone T his feature can be selected by jumper located on the Pilot tone Generator C ard T he modified type number versions are compatible with previous versions and can be used all together in a single system Modification to Amplifier Surveillance Board LBB 1368 00 The20 kHz detection circuit built around T 53
11. W hen ready the display will show This is the time interval between two scans of the same unit T his information is relevant for programming priority scanning 4 Display after pressing Enter This program is used to manually add or delete surveillance units Display after pressing 0 if the selected unit Was present Display after input of zone number 1 128 Display after input of zone number 1 32 and after pressing Enter Display after pressing 7 and after pressing Enter if the selected unit 4 Display after pressing was present At this stage in the programming a new unit number be entered and the proces repeated Pressing Break will return to ENTER ZONE NUMBER Pressing Break again will return to the main menu Display if the selected unit was N OT present 19 4 OPERATING AND PROGRAMMING THE SM40 SURVEILLANCE CENTRE SM40 SURVEILLANCE INSTALLER PROGRAMMING MENU Result Remarks Status Action T he display shows the following Display after pressing 8 Pressing 17 will send a list of stored units zone by zone to the printer T he header will show date and time Enter will show the next 10 units Pressing Break will repeat zone input request pressing Break again will return to
12. 2 5 5 System 7 10 31 74 15 7 l TERMINATION BOARD WIRING AS VIEW ED FROM REAR OF RACK UNIT 46 5 SM40 SURVEILLANCE CENTRE MODULES SM40 SURVEILLANCE SYSTEM D SSC Printer error 5 dH 4 Power supply 8x128 System error 4 Ext errors LSBs 16 To 8x128 LSBs Generalerror 1 External error 3 LSB ASB error 2 SSC Communication 3 Power supply 17 24 Ext errors SSC 2 To Communication 8x128 8 Power Power supply LSBs Ext errors Communication m 1 Power supply LSBs Ext errors EHE Clock sync CRC SSC 1268 10 114152 g m m ind dk jn nd ed m n E HE EE EB eo t BE BH BH p mn n ERROR ERROR OUTPUT INPUT TEST SIGNALS TEST SIGNALS TEST LIN ES TEST LINES INTERCONNECTION BOARD WIRING AS VIEW FROM REAR OF RACK UNIT ERROR TEST SIGNALS TEST LINES OUTPUT INPUT TEST LINES T
13. Instructions use LBB 1360 amp LBB1370 ili Communication amp PHILIPS TABLE OF CONTENTS 1 GENERAL INTRODUCTION AND OPERATING PRINCIPLES 1 1 Introduction 2 SYSTEM UNPACKING AND INSTALLATION 2 1 Introduction 3 SM 40 BASIC SURVEILLANCE CENTRE 3 1 Basic System BS LBB 1370 3 2 Extension Frame EF LBB 1360 4 OPERATING AND PROGRAMMING THE SM40 SURVEILLANCE CENTRE 4 1 Central Processor C ard C PC 4 2 Display and Keyboard D K 4 221 Display readout 4 3 SM 40 Programmng 4 3 1 User Programming M enu 4 3 2 Installer Programming M enu 5 SM40 MODULES 5 1 Interconnection Board IB 5 2 Termination Board 5 3 Pilot tone Generator LBB 1369 5 4 Surveillance Switch C ard SSC LBB 1374 5 5 Loudpeaker Surveillance Board LSB LBB 1367 5 6 Amplifier Surveillance Board ASB LBB 1368 5 7 Control Relay Card CRC LBB 1356 5 8 Termination Board LBB 1377 6 TECHNICAL DATA 1 GENERAL INTRODUCTION SM40 SURVEILLANCE CENTRE maximum system layout 32 SO SURVEILLANCE SYSTEM 31 50 FUNCTIONAL BLOCK DIAGRAM 29 z OF A SYSTEA WITH AARIAUR 1 4 gt HUNGER OF SURY BOARDS amp T INDICATORS 25 5 7 7 2 6 7 5 s 3 7 2 I 7 GENER 1 INDICATION 5 PRINTER ERROR 4 SYSTEM ERROR 3 EXTERNAL ERROR 1 2 LSB ASB ERROR 16 20 kHz 1 GENERAL ERROR i 9
14. SURVEILLANCE SWITCH CARD LBB 1374 COMMUNICATION CONTROL O CIRCUIT 2 SWITCHES DECODER 1 8 ADDRESS SELECT CONTROL Power supply External contacts contact 115 dedicated for clock synchronisation 5V Address selection 32 5 SM40 SURVEILLANCE CENTRE MODULES 54 Surveillance Switch Card SSC LBB 1374 Eurocard 10 x 22 cm with an ab connector 2 x 32 containing 8 individual Test Line outputs and three Error inputs Each Test Line supplies up to 128 monitoring devices with power and individual data communications Because the SM 40 Surveillance C entre is incapable of reading information from all of the monitoring devices at the same time it must do this sequentially It does this by sending and receiving data from each ASB or LSB in turn Up to 128 of these monitoring devices can be linked together in individual Test Lines with the Surveillance Switch C ard SSC sending 15V power and data to each of the 8 lines in sequence A maximum of 4 SSC 5 may be used in an SM 40 Surveillance Centre giving it the capability of individually scanning up to 4096 units sequence which each board in a Test Line communicates with the Central Processor Card is dependent on the address that the board has been given refer to the address setting list at the end of this chapter SSC receives
15. 5 SM40 SURVEILLANCE CENTRE MODULES DETAILED VIEW OF INTERCONNECTIONS TO EXTERNSION FRAME E d P Ei 318 2 11 11 31872 1H PE lt OKNO RS232 PGC 27 5 SM40 SURVEILLANCE CENTRE MODULES TERMINATION BOARDS wiring configurations as viewed from rear of unit Shielded cables Test lines with power supply amp communication to the LSB s shield grounding to screwed solder tag Clock synchronisation To error indicators make red LED Break green LED 3 B Break 4 Error inputs from ake external detectors 28 5 SM40 SURVEILLANCE CENTRE MODULES 5 2 Termination board T B max 5 per 19 inch rack frame Connector board mounted on the 19 inch frame back panel connecting a 16 Pilot Tone G enerator C ard outputs to the Test inputs of Philips power amplifiers b T he outputs of 2 Surveillance Switch Cards to 16 individual Test Lines C 8 Control Relay Card relay sets to remote warning devices d 11 Error inputs to 4 Surveillance Switch C ards 1 clock synchronisation contact The task of the termination boards described here is to connect the circuit cards located in the central rack unit to the amplifier inputs monitoring boards and external warning devices which make up the external part of the SM 40 Surveillance C entre Five boards are mo
16. Do l 5 Ca gt LI c iut un EE m leone m 596 81 w gt 2 espa 8 _ T wr B 202 Br wn cvm ES aun cc E La ei JT ip dn ae 55 Et e S z Je LE 5 ses v9 os 58 28 2 gt lt gt BE 5 e o gt ee E 5 5 b b _ u An 2 8 m g us m a m 9 8 9 8 gt c gt gt zc 52 o Q o s 5 9 us b G 8 B lt This program stores all the loudspeaker amplifier surveillance boards which are present in the system s memory H owever a zone will only be scanned if The corresponding surveillance switch card is present The unit with adddress 1 is connected to that zone and recognised 18 4 OPERATING AND PROGRAMMING THE SM40 SURVEILLANCE CENTRE SM40 SURVEILLANCE INSTALLER PROGRAMMING MENU Result Remarks After pressing 6 the display shows Status Action All the rdevant zones will be scanned and the units present will be stored in memory
17. FUNCTIONING lamps 4 Connecting 11 Error inputs from external closed contact switches dedicated error relay in an SM 40 Routing System smoke alarm micro switch etc to 4 Surveillance Switch Cards plus 1 clock synchronisation contact Position of termination boards on back panel TB4 TB3 TB2 TB5 TB1 For testing d line screens 29 5 SM40 SURVEILLANCE CENTRE MODULES PILOT TONE GENERATOR CARD LBB 1369 Level adjust 20 kHz OSCILLATOR Burst iot Continuous Balanced outputs 1 8 DC SUPPLY STABILIZER 1l Balanced 12 outputs 9 16 15V 15 Level adjust 1 2 3 x2 n E Burst Continuous 30 5 SM40 SURVEILLANCE CENTRE MODULES 5 3 Pilot tone generator LBB 1369 Eurocard 10 x 22 cm with ab connector 2 x 32 containing 20 kHz tone oscillator and 16 independent electronically balanced outputs T hese are connected to amplifier test inputs The SM 40 Surveillance Centre uses an ultrasonic 20 z pilot tone inserted at the specially developed test input of the Philips SQ 45 amplifier This tone is then relayed to all the loudspeakers throughout the corresponding zone T Surveillance entre checks for the presence of this tone at various strategic points in the zone If the tone is not present at a particular point it is obvi
18. external indication devices i e warning lamps alarm buzzers via relay cards cards 1 2 3 and 4 indicate errors in zones 1 to 32 cards 11 1 indicates general error indication with the following indications Relay 1 is activated when any error occurs Relay 2 is activated when loudspeaker amplifier error occurs 3 is activated when an external error occurs 4 is activated when system error occurs 5 is activated when a printer error occurs 15 4 OPERATING AND PROGRAMMING THE SM40 SURVEILLANCE CENTRE 4 3 SM40 USER PROGRAMMING Specific contexts status and user actions are shown in the left column and possible display results are shown in the right column Characters between quotes e g Key denote keyboard inputs and occurrances of Sx and in any displays shown in the right column denote information which is dependant the System configuration or entered by the user Unless stated otherwise Enter stores typed information in the memory Break aborts a command without storing new information 4 3 1 SM40 SURVEILLANCE USER PROGRAMMING Status Action Result Remarks W hen the system is powered up one of the next two displays is shown The first display shows when the memory has been cleared The system is inoperative until installed via the Installer menu The second display shows when the system is installed
19. gentle tug with the special tool supplied and the card then slides out of the frame unit for service Each connector on the IB is universal so that the cards may be located in the any position within the frame making alteration or expansion of the system both easy and economical Even so a logical positioning of the circuit cards should be observed T he system configuration should determine the position of the cards in the rack frames Some examples of typical systems and the position of the cards in the frames are shown at the end of this manual The power supply and reference signals common to all of the circuit cards are carried on rails printed on IB but because the SM 40 system has such a wide range of configuration possibilities a certain amount of cross wiring between circuit cards is necessary This is easily accomplished by terminating the individual connector wires or flat cables with female Pressfit connectors T hese are then pushed onto the pins of the Eurocard connectors which are exposed on the rear side of IB Interconnection between the IB and the Termination Boards 5 is also accomplished using flat cables fitted with female Pressfit connectors Located between the 10 connectors on the rear of the IB Pressfit 2x8 connector blocks whose function is to join certain contacts of adjacent cards together Small Pressfit jumper plugs are used for this purpose making the time consuming use
20. its data input from the Central Processor Card and its 15V power from a separate power supply The common earth ground connection to the ASB s and LSB s are provided by wiring the cable screen to the rack frame see the Termination Board layout illustration in chapter 5 2 As as supplying the monitoring devices with data and power the SSC has 3 External Error Inputs which are activated by a closed contact T his could be supplied from the dedicated error rday CRC U 1 in an SM 40 Routing System a smoke detector micro switch etc An SSC 5 position in the Surveillance C entre is defined by the address it is given T his address setting is accomplished by repositioning a jumper on the Switch Card itself see circuit board layout All connections to and from the SSC are made the Interconnection Board and Termination Boards see chapter 5 2 for correct wiring plus the System examples at the end of this chapter A yellow led on the front edge of the card indicates that the SSC is in communication with the C entral Processor Card CPC and a green led indicates that adequate supply voltage is present If extra SSC 5 are to be installed the basic frame includes 4 reserved slots at the extreme left of the basic frame Note T hese 4 slots can also be used for other purposes but only if an SSC is not installed With the exception of SSC nr 1 contact 1 which is reserved for clock synchronisation If the contact is closed
21. system hardware T he processor acts as a watchdog continuously patrolling the SM 40 Surveillance C entre hardware to check for errors malfunctions or disconnections If a problem exists information stating which card is faulty is relayed to the display or printer An automatic restore function is also incorporated so that when an internal error occurs the system will not hang up and when an error is rectified no manual system rese is required REAL TIME CLOCK is built into the unit and in the program s Enable Print mode is displayed on the LCD giving date hours and minutes W hen an error occurs the current time and date are transmitted to the printer Synchronisation is via A17 on Surveillance Switch Cards N o 1 SERIAL INTERFACE T he standard RS232 serial interface connector mounted on a bracket on the frame and wired to the CPC allows the system to communicate with a wide variety of personal mini and main frame computers as well as direct to serial printers The communication has 8 data bits and the baud rate is selectable between 300 1200 2400 4800 and 9600 baud This and the other 1 0 port parameters such as number of Stop Bits and Parity can be set in the installer programming menu SM 40 s standard default parameters are 2400 baud 8 data bits 1 stop bit even parity A yellow LED mounted on the front edge of the card indicates that the CPC communication with the rest of the SM 40 Sur
22. 2 2 8 294 5 4 2 5 EXTERNAL ERROR TEST INPUT INPUTS AMPLIFIERS ii CLOCK SYHC yee COMMUNICATION TUM 25252 z x a 1 2 POWERSUPPLYT 5 ma Extension Frame _52 1 28 LSB s H B The number of Extension Frames depends the required Termination Boards rather than on the number of Cards 1 GENERAL INTRODUCTION 11 Introduction to the SM40 Surveillance Centre In large public address distribution systems which often play a key role in alarm and evacuation installations it is vital that the correct functioning of the large number of amplifiers and loudspeakers used can be verified The SM 40 Surveillance C entre is designed to monitor the status of amplifiers loudspeakers and cabling in large PA systems Because it pinpoints any failures in the system it saves a great deal of time minimising repair costs as well as ensuring that the system is fully functional at the earliest possible moment On detection of a malfunction error messages are generated automatically giving the precise time and location of the fault T hese messages can either be relayed to the system s LCD display or sent to an external printer for a permanent hard copy record of the malfunctions T he messages can also be linked to warning lamps buzzers or personal paging units alerting security and maintenance personnel The possibility also
23. 2 is additional for the burst mode T he relay K 1 has been changed into make and break contact relay T modifications are implemented in the factory from serial number 7238 onwards Modification to Loudspeaker Surveillance Board LBB 1367 00 The 20 kHz detection circuit built around has been modified for the burst mode T he modification has been implemented in the factory from serial number 19366 onwards 41 5 SM40 SURVEILLANCE CENTRE MODULES CONTROL RELAY CARD LBB 1356 YELLO W DECODER ADDRESS SELECT RELAY SETS 1 8 CONTROL Q CIRCUIT Relation of the Error indication on the Locked CRC s to the test lines of the Surveillance Switch cards _ n Address 1 ER selection Unlocked AC Locked 42 5 SM40 SURVEILLANCE CENTRE MODULES 57 Control Relay Card CRC LBB 1356 Eurocard 10 x 22 cm with an ab connector 2 x 32 containing 8 make and 8 break contacts to activate external warning devices T he contacts are activated by the via the internal communication bus A Control Relay Card CRC has 8 make and 8 break contacts which give the system the facility to switch on remote warning lamps and buzzers or in a more sophisticated system to activate a personal pager etc This feature is of great importance in situations where system faults must be clearly indic
24. EST LINES 5 9 te 1 1 2558 9 testi 26 18 18 19 70 89 MEI 9 11 573 27 Eoo uA M ass Et Ela 2 nA ru T2 5 Extend 30 E2 1418 EL 6 e x25 6 3 15 7 Systema Es BA 32 S 24 161 1 TERMINATION BOARD WIRING AS VIEW ED FROM REAR OF RACK UNIT 47 5 SM40 SURVEILLANCE CENTRE MODULES SM40 SURVEILLANCE SYSTEM ADDRESS SETTING ON THE LSB and ASB ON T 1 97 2 98 3 99 100 5 6 101 1 102 8 103 9 104 10 105 106 1 107 12 108 13 109 14 110 15 16 111 17 112 18 113 19 114 20 115 116 21 117 22 118 23 119 24 120 25 26 121 27 122 28 123 29 124 30 125 126 31 63 127 32 PMM ala 64 128 48 6 TECHNICAL DATA GENERAL TECHNICAL SPECIFICATIONS SUPPLY Mains voltage 220 V 175 264 V 110 V 90 140 V by strapping 47 to 440 Hz Power consumption 245 VA fully loaded frame Battery backup time 30 days Safety standard According to IEC 65 ENVIRONMENTAL CONDITIONS Temperature 5 to 55 C MECHANICAL Dimensions rack frame 483 x 335 x 133 w x d x h circuit cards 1 6 x 220 x 100 mm W eight 6 8 kg SM40 BASIC SURVEILLANCE SYSTEM TECHNICAL SPECIFICATION OF COMP
25. Generator Card LBB 1369 00 have been modified T he modification enables a 20 2 burst pilot tone to be used instead of a continuous 20 z pilot tone T his feature can be selected by jumper located on the Pilot Generator Card The modified type number versions are compatible with previous versions and can be used all together in a single system Selecting continuous mode or burst mode Using jumper X2 the following mode can be selected Continiuous mode X2 in position 2 3 output frequency 20 z 1kH 2 Burst mode X2 in position 1 2 output frequency 20 z 1kH 2 20 z present 35 5msecs 20 z absent 260 4 30msecs Note W hen the modified PGC is used in a system where LSBs and or ASBs NOT CAPABLE of working with the 20 z burst tone jumper X2 must ALWAYS be placed in the continuous mode to prevent malfunction of the Surveillance Centre W here possible it is advisable to set X2 in the 20 2 burst tone position in systems where only NEW modified LSBs and or ASBs are installed T his will greatly reduce the dissipation of the SQ 45 amplifier T he modification to the PGC is implemented from serial number 431 onwards T he modified PGC LBB 1369 00 has been installed as standard in the LBB 1370 30 surveillance basic frame from serial number 734 onwards For modification details to the ASB and LSB refer to the relevant sections 31 5 SM40 SURVEILLANCE CENTRE MODULES
26. ONENTS SUPPY CURRENT DIMENSIONS mm WEIGHT mA grams 5 V W x D x H Basic frame 483 35 133 6800 Extension frame 483 335 133 5530 Pilot tone generator card 25 25 100 220 15 127 Surveillance switch card 12 100 220 15 114 Amplifier surveillance switch card lt 5 72 65 17 34 5 Loudspeaker surveillance board lt 5 80 60 17 32 Control Relay Card 105 105 10 100 220 15 183 49 3922 988 21414 98 12 1998 Philips Electronics N V Data subject to change without notice Philips PHILIPS Communication amp Security Systems PHILIPS This document is printed on chlorine free produced paper
27. at time x plus less than 30 seconds the time is set to x minutes and zero seconds If the contact is closed at time x plus closed for more than 30 seconds the time will be set to x plus one minute and zero seconds 33 5 SM40 SURVEILLANCE CENTRE MODULES LOUDSPEAKER SURVEILLANCE BOARD LBB 1367 Current sensing detector SW 2 22 on LBB 1367 Set at full power LSB cabling 0722 215 01003 2 x 0 75 screened 23 hm km LSB cabling 0722 571 00111 2 x 0 75 twisted 23 0 hm km 34 5 SM40 SURVEILLANCE CENTRE MODULES 5 5 Loudspeaker Surveillance Board LSB LBB 1367 PCB of 8 0 x 6 0 cm with solder pin connection points U sed to monitor the secondary side of the loudspeaker transformer and voicecoil and for sensing the presence of the 20kH z pilot tone signal and inside loudspeaker cabinets The Loudspeaker Surveillance Board is mounted inside a loudspeaker cabinet in order to monitor the continuity of the loudspeaker s transformer secondary the loudspeakers voice coil and the wiring to the amplifier by checking the presence of the 20 z pilot tone signal A quantity of LSB s are placed at strategic points throughout the distribution systen monitoring the loudspeakers and sending error information back to the Central Processor The unit a small circuit board can easily be mounted inside a loudspeaker cabinet using standard wood screws and spacing bushes insulating posts T
28. ated and speedily investigated 5 position in the system and the functions it carries out are defined by the address it is given T his address setting is accomplished by repositioning jumpers on the Control Relay Card itself see circuit board layout A CRC with its function switch in the unlocked U state position a b and address 1 this is standard upon delivery in the Basic System provides a number of useful functions Relay set 1 activated when any error occurs Relay set 2 activated when an ASB LSB error occurs Relay set activated when an external error occurs Relay set 4 activated when an internal system error occurs Relay set 5 activated when a printing I O error occurs Relay set 6 7 and 8 not used TheCRC s which havetheir function switches in the Locked L state position a c are dedicated to indicating errors on the corresponding Surveillance Switch C ard SSC Test Lines TheCRC with address L1 therefore indicates faults on the SSC with the corresponding address L1 Every rday of the CRC indicates errors on the corresponding Test Line E g relay 6 of CRC with address L1 indicates errors on Test Line 6 of SSC with address L 1 etc Up to four Locked CRC s may be used in an SM 40 Surveillance System see the System examples at the end of this chapter for typical applications Because the CRC is unique in having two relays for each circuit the possibility exists to co
29. ble to add amplifier monitoring and spare amplifier switching to a public address system because the ASB is fitted with rday with one make break contact which can be used to activate warning devices or switch in spare amplifiers see Figs 2 amp 4 A jumper 52 is provided to allow this relay to be active active see Fig 4 If no errors are detected this relay is activated and provides a contact closure between points 6 and 7 see relay output fig 1 In spare amplifier switching external relays are used for switching the audio input and output signals of the defective amplifier to the spare amplifier T hese external relays must be wired to the OUT contacts on the ASB see Fig 4 T he corresponding Pilot Tone Generator Card PGC should be mounted in the SM 40 Routing and Switching frame a separate 15V power supply must be used to power both the ASB s and the spare amplifier signal switching relays see Fig 2 As well as switching in the spare amplifier error information can be communicated to an SM 40 Surveillance Centre via the D ATA contacts on the ASB see Fig 3 If the unit senses that no pilot tone signal is present the built in relay is de activated and a message is sent via the system s communication line to the CPC which would give visual or printed information about the error This communication function may also be used alone where a quantity of ASB s are placed at strategic points throughout the distribu
30. ce All that is required is a 10V dc source and a pilot tone generator 20 K hz To adjust the LSB for the optimum sensitivity in its installed position placethe DIL switch on the LSB SW 2 to its TEST position and turn the ADJUST potentiometer R8 until the LED just begins to illuminate On the threshold of the LED illuminating carefully turn the adjust till the LED switches off Adjustment is now complete Place the switch back to its ON position again see Fig 7 To adjust the LSB in a more convenient position such as a workplace for instance connect 15V dc power supply between pins 1 15V and pin 2 Gnd connect a 20 z pilot tone signal between pins 4 and 5 Adjust the LSB as described above Information can be communicated to the SM 40 Surveillance C entre via the D ATA contacts on the LSB see Fig 5 A single standard 2 core 0 75mm screened microphone cable may be used for connection of all the LSB s and 5 5 which are linked via the same SSC line to the CPC In order for the Central Processor to recognise which LSB is giving the error indication and in which sequence it receives its communications data each unit is given an address T his address setting is accomplished by setting the DIP switches on the board see address settings list in chapter 17 The 15V power required to drive the LSB distributed an SSC connected to the 15V and contacts is provided by the Basic System All In and O ut co
31. d system components for physical damage caused during shipping Any complaints should be made immediately to the shipping company M ount the Basic System frame in the appropriate position in the 19 inch rack unit not higher than shoulder height so that the display and keyboard can be clearly seen Extension Frames are available to expand the Basic System into a larger system T hese should now be mounted and wired according to the appropriate wiring diagrams M ount the amplifiers and auxiliary equipment in the rack s If power amplifiers are mounted beneath SM 40 frames a heat shield should be installed above them to deflect hot air currents Taking care to avoid earth ground loops wire the mains power to the units The SM 40 Surveillance C entre will operate successfully on mains voltages from 175 V to 264 V when tapped for 220 V and from 90 V to 140 V when tapped for 110 V Be sure to check that your system is wired for the correct mains voltage Caution When tapping the system for the correct mains voltage refer to the documentation supplied with the SM 40 system NOTE Because it is possible to touch the mains voltage terminals when the frame back panels opened it is advisable not to turn the power on at this stage O the back panel of the Basic system and check that all of the connectors on the Interconnection Board and Termination boards are firmly in place If in the unlikely event that one of the connec
32. enu Moves the cursor 1 position to the left when setting the real time clock in the User Programming menu N on functional N on functional N on functional N on functional N on functional N on functional N on functional N on functional N on functional N on functional Break In most cases this key will abort a command and return the user to the main menu for the next programming sequence without any new information being stored W hen in the main menu pressing will return the system to the normal scan mode Enter Enters numerical inputs into the memory and moves to the next program stage or at the end of a program sequence to the main menu ready for the next program W hen programming is completed the system returns to its normal scanning mode and until the correct password is entered the keyboard has no influence on the processor thus guarding the system from unauthorized tampering The unit is mounted in the rack units front panel which may be flipped up locking automatically in a horizontal position This is an ideal angle from which to view and operate the unit 13 4 OPERATING AND PROGRAMMING THE SM40 SURVEILLANCE CENTRE 4 2 1 Display readout During the remainder of this chapter specific contexts status and user actions are shown in the left column and possible display results are shown in the right column Characters between quotes e g Key denote keyboard input
33. essing Break now will return to the normal scan mode 22 4 OPERATING AND PROGRAMMING THE SM40 SURVEILLANCE CENTRE T his page has been left blank intentionally 23 5 SM40 SURVEILLANCE CENTRE MODULES BOARD MOUNTED IN SURVEILLANCE BASIC FRAME GQ mI TS CTI P CH GQ mI CTI OH NO Oo mI TS L SY 5 SUPPLY Userkey data PC BUS Dig L L 15 SUPPLY L interconnection Board 24 5 SM40 SURVEILLANCE CENTRE MODULES 51 Interconnection board IB Interconnection board for 10 SM 40 Eurocards Eurocard pressfit a b 2 x 32 connectors Mounted the of the 19 inch rack frame In any sophisticated communications system convenient and dependable interconnection of the various component units is vital The use of the Interconnection Board IB gives the SM 40 Surveillance C entre both reliability and a great deal of flexibility One IB is mounted at the rear of each 19 inch frame unit and contains 10 Eurocard Pressfit connectors of the ath 2x32 format into which 9 SM 40 Surveillance Centre circuit cards can be plugged into the Basic System Frame and 10 in the Extension Frames see frame layout drawings in Chapters 1 amp 3 2 The SM 40 circuit card slides along rails within the frame unit and with a light extra push is mated securely with the IB Removal of card is done in the same way a
34. exists to automatically switch in a spare amplifier in place of an amplifier which becomes faulty A pilot tone signal is generated which is inserted into the Test inputs of Philips SQ45 power amplifier range The Surveillance Centre is able to scan for the presence of this signal in up to 4096 monitoring devices located in strategic places at amplifier outputs loudspeaker cabling junction boxes inside loudspeaker enclosures throughout a PA distribution system It can also receive internal error information from an SM 40 Routing System itself as well as responding to external sensing devices such as smoke detectors and micro switches Being controlled by a microprocessor the system is particularly flexible specific functions being easily programmed and changed to allow for alterations in the PA system configuration and surveillance requirements Because the system is built around 19 inch rack mounted Euro Card circuit boards expansion or alterations to the system are quickly and easily carried out A total Surveillance Centre would comprise 19 inch rack unit containing a microprocessor controlled SM 40 Surveillance C entre 100V loudspeaker line and low voltage loudspeaker monitoring devices external warning devices lamps buzzers etc printer or computer printer combination All SM 40 Surveillance Centre internal wiring is particularly installer friendly due to the Q uick Fit connectors used Standard twisted
35. fic application needs Because the Surveillance Basic system is supplied fully wired adjusted tested and mounted in its own 19 inch rack unit ready for use it is an ideal mode from which to build a larger system Units included with Basic System LBB 1370 Optional Euro C ards 1x Single 19 inch Rack Frame CRC Control Relay Card LBB 1356 1x Power Supply 15V 15V 5V PE 1141 52 SSC Surveillance Switch Card LBB 1374 1x Power Supply 15V PE 1268 10 PGC Pilot Tone Generator Card LBB 1369 1x Interconnection Board TB Termination Board LBB 1377 4x Termination Boards LBB 1377 00 1 CPC Central Processor Card 1 0 Surveillance System Software Optional PC B s 1 CRC Control Relay Card LBB 1356 00 1 SSC Surveillance Switch LBB 1374 00 Loudspeaker Surveillance Board LBB 1367 1 Pilot Tone Generator Card LBB 1369 00 Amplifier Surveillance Board LBB 1368 3 SM 40 BASIC SYSTEM AND EXTENSION FRAME SURVEILLANCE BASIC SYSTEM LBB 1370 Plus 1 EXTENSION FRAME LBB 1360 INTERCONNECTION BOARD WIRING AS VIEW ED FROM REAR OF RACK UNIT
36. he LSB is wired in series with the secondary side of the 100V transformer and the loudspeaker voice coil see Fig 7 In this position it is able to sense any dramatic changes in the current drawn by the loudspeaker at 20 2 If the unit senses that no pilot tone signal is present or that the loudspeaker voice coil is open circuited a message is sent via the system s communication line to the CPC which would give visual or printed information about the error T his unit is designed to monitor low voltage applications and is therefore not suitable for use with amplifier outputs 100V loudspeaker lines In total more than 4000 Loudspeaker Surveillance Boards LBS s and or Amplifier Surveillace Boards ASB s can be connected 4 Surveillance Switch Cards SSC 5 see chapter 12 to the Central Processor Card CPC T he amount of LSB s used in a system is dependent on the amount of surveillance coverage required In principle an LSB may be used to monitor each loudspeaker in every column in the system but one LSB per column should be adequate Because of the wide range of variations possible using the 100V line principle both at the amplifier output and the loudspeaker transformer a sensitivity adjuster is provided on each LSB W hen the LSB has been installed it may be adjusted for loudspeaker optimum sensitivity Adjustment may be carried out either in its installed position or in a much more convenient place such as a workpla
37. ier switching available for Constant powering 15V o line monitoring SM40 PUBLIC ADDRESS DISTRIBUTION SYSTEM ROUTING AND SWITCHING SQ40 AMPLIFIER LOUDSPEAKER SURVEILLANCE Switched power data comm max 128 LSBs ASBs Remote error indication contacts PERSONAL PRINTER COMPUTER FIG 3 38 5 SM40 SURVEILLANCE CENTRE MODULES Amplifier Surveillance Board ASB LBB 1368 TRAFO 15V 13 3 5 4 1212 1 1 SM40 SURVEILLANCE BASIC SYSTEM LBB 1370 5V 5 Printer error TB 4 System error n 3 External error 2 LSB ASB error 1 General error 8 15V External error IN EE zc SM40 SURVEILLANCE Camaat LSBe ASBs CENTRE LBB 1370 4 85232 8 39 SM40 I O WIRING FOR EXTERNAL XT AT or Compatible 5 Sc Sc zt ve ve c gz NOILDANNOSYALNI 242 OFWs 8 8 S 9e oc Y L LD 6 VIE v v 9 9 8 S 7 Zt SLD v 9 5 5 514 ETS 0 I
38. main menu display will show This program cause the scanning sequence to be interrupted while zone 1 or 2 or both are scanned at a programmed time interval Pressing Enter 4 Display after pressing 9 Display after input of zone number 1 32 Display after pressing 2 and after pressing Pressing 0 will disable priority scanning and return to main menu Display after pressing 1 N N gt 5 5 e E Input of 0 minutes will disable priority scanning for that zone Input of any other time 1 9 minutes will cause an extra scan of that zone to occur at the programmed time interval current zone scan however will finish first 20 4 OPERATING AND PROGRAMMING THE SM40 SURVEILLANCE CENTRE SM40 SURVEILLANCE INSTALLER PROGRAMMING MENU Result Remarks Status Action The scanning of a priority zone will be indicated by an asterix in the upper right corner of the display and after pressing Enter the display will repeat interval tim After entering the the zone number request Pressing Break will return to the main menu T he display shows the following During installer programming scanning is halted The program Shut off Timer causes the system to automatically exit programming and to start scanning at the preprogram
39. med time after the last key stroke Display after pressing A Pressing 0 will disable the timer and return to main menu Display after pressing 1 After input of the desired time and after pressing Enter the display will return to the main menu T he display will show previously cleared the serial port will be set by default at 2400 baud 8 databits This program will set the serial printer parameters If the memory was 1 stop bit and even parity Display after pressing Display after entering 1 2 3 4 or 5 and after pressing Enter Display after entering 1 or 2 After entering 1 2 or 3 and Enter the display returns to the main menu 21 4 OPERATING AND PROGRAMMING THE SM40 SURVEILLANCE CENTRE SM40 SURVEILLANCE INSTALLER PROGRAMMING MENU Result Remarks Status Action T he display shows the following Because this program clears the complete memory caution must be taken The display after pressing C is as follows Pressing any key except 0 will return to the main menu Pressing 0 will display T he display if the memory was not cleared 4 After 3 seconds the following message is displayed T he system is now no longer in the programming mode Pr
40. mount of space offered in this single rack frame Extension Frame LBB 1360 is available Units included with Extension Frame LBB 1360 lx Single 19 inch rack frame 1x Power Supply Unit 15V 15V PE1113 50 1x IB Interconnection Boards 1x TB Termination Boards LBB 1377 00 These components mounted in the 19 inch rack frame are supplied tested and wired to accept and power up to 10 SM 40 circuit cards SM4O EXTENSION FRAME LBB 1360 FRONT TOP VIEW 3 SM 40 BASIC SYSTEM AND EXTENSION FRAME SURVEILLANCE BASIC FRAME ue supply amp comm Pilot tone Error 8 1 16 12 345 85232 1141 50 1268 10 Supply Supply eurocards surveillance boards DATA BUS ADDRESS BUS ss CONTROL BUS DISPLAY MICRO 32K 32K VO BOARD a BUFFER PROCESSOR EPRO M RAM INTERFACE M 2808 X tal REAL TIME X tal 5 068 MHz CLOCK 32 768 KHz ock data2 ock data 3 CLOCK ock data 4 1 serial buffers 1 Clock data5 Clock data 6 CENTRAL PROCESSOR CARD W N Clock data M omin nicstion 10 4 OPERATING AND PROGRAMMING THE SM40 SURVEILLANCE CENTRE 41 Central Processor Card CPC Eurocard 10 x 22 cm with an ab connector 2 x 32 A microprocessor which can scan over 4000 monitoring devices and activate more than 100 rela
41. nnect both a red Error lamp and a green Functioning lamp as an external display Thered lamp should be connected to the make relay contact which is open when the CRC is not activated and the green lamp should be connected to the break relay contact which is closed All connections to and from the CRC are made via the Interconnection Board and Termination Boards see chapters 5 1 and 5 2 and the System examples at the end of this chapter A yellow led on the front edge of the card indicates that the CRC isin communication with the C entral Processor Card CPC and the 3 green leds indicate that adequate supply voltages are present 43 5 SM40 SURVEILLANCE CENTRE MODULES SM40 SURVEILLANCE SYSTEM A 5 Printer error Error 4 System error indication 3 External error CRE 2 LSB ASB error U 1 1 General error TB SSC To PSU Communication 8x128 9 16 Power supply LSBs Ext errors SSC a To 1 ommunication 8x128 1 Power supply LSBs Ext errors Clock sync mme Em m mmm meme em SS sS dr cou S ge ee ome egy RN i i 1141 52
42. nnections are simply made using faston push connector tags T he DATA and 15V tags are duplicated in order to simplify connection of the communications line and the power supply to the following LSB or ASB 35 5 SM40 SURVEILLANCE CENTRE MODULES AMPLIFIER SURVEILLANCE BOARD LBB 1368 AMPLIFIER SURVEILLANCE BOARD an Hnenengn pons Pola 0 28 12 3 FIG 1 36 5 SM40 SURVEILLANCE CENTRE MODULES 56 Amplifier Surveillance Board ASB LBB 1368 00 P C B of 6 5 x 7 2 cm with solder pin connection points U sed for sensing the presence of the 20kH z pilot tone signal at amplifier outputs and in loudspeaker lines 100V system Can be mounted using Phoenix interconnection modules or normal set screws The Amplifier Surveillance Board is the device which constantly checks the 100 loudspeaker lines for the presence of the 20 2 pilot tone signal It is possible to adapt the ASB for 70V and 50V loudspeaker lines by changing a resistor see fig 4 The unit a small circuit board can easily be mounted in the back of 19 inch rack unit near to the amplifiers to monitor the amplifier output It may also be mounted in asmall enclosure on a loudspeaker cabinet or in ajunction box to monitor the 100V loudspeaker lines The signal is tapped off the loudspeaker line or amplifier output in parallel with the loudspeaker line and enters the ASB viathe LINE IN contacts It is possi
43. of a soldering iron unnecessary This through connection of boards is necessary when using more than one Surveillance Switch Card SSC in a frame see System examples in Chapter 16 25 SM40 SURVEILLANCE CENTRE MODULES 5 gt SINN 1581 OL AAA A N lt gt N 9 in m N gt a oe 2 T uana l T i daH ISAL JO NI rp up 8 8 8 9 9 9 usar v gt gt tre amm AGT Esp e eis 915151515615 6 is ISISISISISISISIS NAD 9T ANOZ ST ANOZ INOZ INOZ ANOZ OT ANOZ 6 INOZ 8 INOZ ZLANOZ 9ANOZ S NOZ ANOZ og 62 aste T z T se T I 16 u 6L ST T T Jot AST 2 544 ET SLO 9 54 S 2d 9 s elves Z 2d u OSSHO Oud 26
44. ous that the normal audio signal is not going to be broadcast at that point either In each card a single oscillator is used to drive 16 electronically balanced outputs which are floating free of earth ground One PGC therefore can feed 16 amplifiers loudspeaker zones with pilot tone signals The Central Processor Card CPC does not control and has no infuence upon the Pilot Tone G Card PGC Neither isthe PGC connected to any other card in the system The only dependence that the card has on the system is the fact that it requires 15 Volt powering which is normally supplied from either the Basic System or an Extension Frame Because of this the amount of PG 5 used in a system is unlimited Two green leds mounted on the front edge of the card advise that adequate supply voltages are present In order for the system to operate correctly it is essential that the Volume Adjust control see board layout illustration is set so that 10V is measured at the 100V output tap of the SQ 45 amplifiers All SQ 45 amplifier Input Sensitivity Switches should be the 1000 mV position One master switch on the Pilot tone generator card then sets the sensitivity level for all SQ 45 amplifiers 5 3 1 Reduction of power dissipation in amplifiers To reduce the power dissipation in amplifiers when surveillance is used the Amplifier Surveillance Board LBB 1368 00 the Loudspeaker Surveillance Board LBB 1367 00 and the Pilot
45. rveillance Basic starter System is the heart of the SM 40 Surveillance C entre W hen supplemented with a variety of Euro cards and 5 a wide range of system configurations are possible and many different application needs are succesfully met Containing in its single rack frame the Display and K eyboard and the Central Processor Card CPC along with its other circuit cards the Basic System is a self contained fully working unit in its own right Being supplied with one Surveillance Switch SSC the system is able to sequentially scan 8 seperate test lines each having upto 128 Amplifier Surveillance Boards ASB s and or Loudspeaker Surveillance Boards LSB s connected The 15V required to power each test line in turn is provided by the in built PE 1268 10 power supply unit The Basic System is also able to display error information generated by 2 external sources and clock synchronisation using a single contact Thecommunication PCB can send information generated by the CPC via its RS232 port to a printer or a computer for the production of detailed hard copy of all monitored errors T he control relay card may be used to activate external warning devices lamps buzzers etc when an error occurs W hen a centre s requirement exceed the facilities available in the Surveillance Basic System further circuit cards plusthe extension frames LBB 1360 necessary to accomodate them are ordered expanding the System to meet speci
46. s and occurrances of i and in any displays shown in the right column denote information which is dependant on the system configuration or entered by the user When the SM 40 system is powered up either one of the following two displays is shown Status Action Result Remarks When memory was cleared the display shows W hen the system was installed previously the display shows s SURE 1 RE T his message will disappear after 2 seconds NUR i and the system will start scanning Fu W hen scanning and error printing are enabled refer to U ser Programming M enu the display shows T he second display line is used to display the current date and time W hen scanning and error printing are disabled refer to U ser Programming M enu the display shows T he second display line is used to display errors Errors are indicated one by a continuous cycle Loudspeaker amplifier errors are displayed as follows External errors displayed as follows 206 aus Tarara System errors are displayed as follows 14 4 OPERATING AND PROGRAMMING THE SM40 SURVEILLANCE CENTRE The printer produces a listing of errors as follows If the lt gt 15 rectified the same message is sent to the printer followed by RECOVERED ERROR INDICATION Errors are communicated to
47. ter pressing 3 Status Action a The clock can be set by either entering the complete time or by shifting the cursor to the digit that must be altered using the single arrow keys lt and After entering the 2 digits and after pressing Enter the display shows After pressing Break the system will return to its normal scanning mode USER PROGRAMMING ISNOW COMPLETE After pressing Enter the display shows 17 Result Remarks 4 OPERATING AND PROGRAMMING THE SM40 SURVEILLANCE CENTRE 4 3 2 SM40 SURVEILLANCE INSTALLER PROGRAMMING MENU Status Action Bg 2 t q pt 5 c 8 E 5 5 m 5 o 2 E A 9 AT AU T 5 5 5 a Z 55 ces 8 T 4 4 m B o 5 oc Uu Lil n ok a La D i dnm Lu 92 5 5 5 m 33 Li gt 5 8 QI ae T 5 k Ld 99 5 8 gt 2 Li FI El 6 lI 5 T gu 5
48. tion system monitoring the loudspeaker lines and sending error information back to the Central Processor Theunit is also provided with an external contact input marked EXT IN Any external device smoke detector micro switch which provides a break contact for use as an alarm error may be used to activate the ASB giving the system an error warning A jumper S3 is provided to allow either the 20kH z LINE IN or external EXT IN contacts to be used see Fig 1 In order for the Central Processor to recognise which ASB is giving the error indication and in which sequence the ASB is to receive its data communications each unit is given an address T his address setting is accomplished by setting the DIP switches on the board itself see settings list at the end of this chapter Up to 128 5 5 and or Loudspeaker Surveillance Boards LSB s may be linked to the same communications bus A single standard 2 core 0 75 screened microphone cable may be used for connection of all the ASB s and LSB S linked via the same communications bus to the Central Surveillance C entre TheDATA and solder pins are duplicated in order to simplify wiring of the communications line and the power supply to the following ASB LSB see Fig 4 37 5 SM40 SURVEILLANCE CENTRE MODULES FIG 2 SM40 PUBLIC ADDRESS DISTRIBUTION SYSTEM ROUTING AND SWITCHING SQ40 AMPLIFIER LOUDSPEAKER For spare amplif
49. tors has become disconnected refer to the enclosed basic systen wiring diagram Refering to Termination Board illustrations in chapter 10 wire the Test Lines Amplifier Test Inputs and Error Inputs O utputs to the screwblock connectors If a printer or computer is to be used with the system it should be wired to the RS232 serial interface socket at this time Plug the screwblock connectors into the termination boards ensuring that they are in the correct locations Open the front panel of the rack frame and gently push each of the circuit cards to make sure that they are all firmly connected to the Interconnection Board If after double checking that all of the mains power and signal wiring is correct and that the system is adequately earthed switch on the mains power to the rack 3 SM 40 BASIC SYSTEM AND EXTENSION FRAME SURVEILLANCE BASIC SYSTEM LBB 1370 Error 5 Printer error indication 4 System error CRC 3 External error 2 LSB ASB error 1 General error U 1 Communication amp 8x128 Power supply LSBs
50. two core screened microphone cable is used to carry data and 15V power between the System and the interlinked Amplifier Loudspeaker Surveillance Boards All SM 40 Surveillance C entres are built around the LBB 1370 Basic starter System which is able to sequentially scan 8 Test Lines each containing up to 128 monitoring devices receive error input from 2 external sources activates several relay error sets and synchronises the real time clock Thesingle 19 inch rack frame capable of holding 9 circuit cards has enough room to accomodate the Basic System plus 5 extra cards Adding these cards expands the system enabling it to feed more amplifiers with the Pilot Test Tone scan a greater quantity of Test Lines and or receives a larger amount of error inputs from external devices H owever the system is limited by the number of Termination Boards installed W hen a system s requirements exceed the space offered in a single rack frame or extra termination boards are required the SM 40 Extension Frame LBB 1360 is available T hese frames can be linked together to expand the system 2 UNPACKING AND INSTALLATION SURVEILLANCE BASIC SYSTEM LBB 1370 AF 183 TB4 TB5 65232 Soo connection PE 1141 Board Surveillance Switch Card Pilot tone Generator Control Relay Card FRONT TOP VIEW IN TERCONNECTION BOARDS
51. unted on the back panel of each rack frame which hinges down to expose the boards for service The use of push fit support studs to mount the boards onto the back panel makes fitting or removal a fast and simple matter Each Termination Board can be connected to the Interconnection Board IB by flat cable and or individual wires fitted with female Pressfit connectors External devices are wired as shown to screw connector blocks which are plugged into sockets mounted on the termination boards This has the advantage that if for some reason an SM 40 rack frame or a Termination Board has to be removed the screw connector block is simply unplugged leaving the periferal equipment wiring intact This avoids the tedious and risky business of rewiring the blocks in their original configurations Two of these connector blocks each containing 16 screw connectors are mounted on each Termination Board A Termination Board is capable of carrying out one of or a mixture of the following functions 1 Connecting the 16 outputs of a Pilot Tone Generator Card to the Test inputs of Philips power amplifiers SQ 45 2 Connecting the data communications and 15V power outputs of a Surveillance Switch to 8 individual Test Lines 3 Connecting 8 Control Relay Card CRC relay sets to remote warning devices T he make contacts to red ERROR warning lamps buzzers or paging units and the break contacts to green
52. veillance Centre and 1 green LED indicates that adequate supply voltage is present TheCPC has additional driver stages for the communication lines of 5 of the Extension Frames used to expand the Surveillance Basic System 11 4 OPERATING AND PROGRAMMING THE SM40 SURVEILLANCE CENTRE DISPLAY amp KEYBOARD PHILIPS efota a Grey shaded keys are functional in the programming mode i e USER MENU INSTALLER MENU amp SERVICE MENU DISPLAY READOUTS AFTER ENTERING USER MENU PASSW ORD 9 6 ENTER 12 4 OPERATING AND PROGRAMMING THE SM40 SURVEILLANCE CENTRE 4 2 Display and Keyboard A programming tool containing a keyboard for user key assignment and a display which shows the sequence of programming M ounted in the front panel of the rack unit Users of the SM 40 Surveillance C entre are able to program and make changes to the functions of their system quickly and easily with the aid of the Display And Keyboard This is a simple programming tool comprising 24 key keyboard and a 2x40 character Icd display which shows the sequence of programming 0 9 SM4O KEY FUNCTIONS Numeric keys to type in password select programs and functions and to insert the time and date in the User Programming menu Moves the cursor 1 position to the right when setting the real time clock in the U ser Programming m
53. ys via the communication line At the heart of the SM 40 Surveillance C entre is the Central Processor C ard CPC Capable of sequentially scanning 4096 monitoring devices activating 64 SSC solid state relays and 40 CRC relay sets and sending error information to a display external computer or printer this is powerful piece of equipment It provides a system of this type with a great amount of possibilities A Display amp Keyboard mounted in the rack unit s front panel is used to display the scanning status and any detected errors and also to carry out the user programming W hen programming is complete the CPC returnsto its normal scanning mode and until a secret password is entered the keyboard has no influence on the processor The basic functions of the Central Processor Card are as follows SCANNING of Amplifier Surveillance Boards ASB s and or Loudspeaker Surveillance Boards LSB s This is done by sequentially sending 15V power to each of the 8 Test Lines of the Surveillance Switch Cards 55 5 in turn then sending communications data to each board in each line sequentially Translating the error data received from the ASB s and LSB s along with external sensing devices and relaying this information to the display or via the RS232 port to a printer or external computer ACTIVATING of relays to switch on external warning devices lamps buzzers paging units etc via Control Relay Cards CRC 5 CHECKING of
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