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C.A.S. - Analyzer

1. z ls 3 alee Please observe all instructions relating 3 3 Sec to the individual connectors in the Le d following chapters H the mains fuse needs to be replaced a lt make sure to read the chapter 9 2 S a zat Replacing the Mains Fuse before pro i VV ceeding z ZS g 2 not used g 8 S Hub Controloutput na ok SS mn By k f 5 FE t az _ d Eror 5 OK Bon u 2 Leg OK 5 ZE ee g Res oS 5 ER Be e ee oK g Error 5 z gt Error 2 Zi ze elenomlit ss Zi es De ru e BCE g u 2 Sei A S Se 50 RES 3 Il Een HG wi ZS SIE ar H 3 Sy CL oe o De wi SS SE E I 3 ES ME E BS me i 5 ras i H GES S CL S mm PR mm 3 C A S Analyzer Connections and Operation 13 SO SALZBRENNER STAGETEC MEDIAGROUP 6 2 1 Amplifier and Speaker Connectors Eight power amplifiers featuring a potential free 100 V output can be connected to the Ampli fiers connectors These amplifiers are used for driving the respective Speakers connectors Make sure that also the speaker lines do not show ground leakage all speakers used must include 100 V transmitters This is true especially SCBs LCBs are employed The SP Amps connectors are used for connecting two emergency amplifiers that the Analyzer can change over to in case that one or two of the line amplifiers 1 8 fail Here too the use
2. install a rack ventilation or air conditioning system when mounted below the device may make the surround temperature sur pass the critical mark even if the average temperature in the rack is below 40 C Please note that strong heat sources such as power amplifiers especially N e The installation location must not be exposed to dust or high humidity e The device must not be exposed to direct sunlight e Make sure to prevent the backplane connectors from direct access during operation as dangerous voltages may occur there e The ventilation slots must never be covered by other installed devices For this purpose we recommend to leave an empty 1 U space on top of the device and close it with a blind e The location must never be exposed to strong vibration 4 2 Unpacking Take the mains cable from the box Remove the package material on the device Take the device out of the box and position it top down on a flat surface Open the plastic bag Gu aS GES Hold the device with one hand and the bag with the other one Pull the device fully out of the bag 6 Position the device bottom down on a flat surface 6 Installation CAS Analyzer SALZBRENNER STAGETEC MEDIAGROUP 4 3 Checking the Included Items Make sure that all of the items listed were included in the box Included items 1 CAS Analyzer mains cable Plug connector set CD ROM with PDF User Manual ge iS If any of these item
3. receives a signal or an input configured as active LOW does not receive a signal 6 1 4 General Error Indicator This LED will light if one or more lines show ground leakage i e with a resistance of less than 50 kQ or are short circuited or when one or more amplifiers have failed If the Generator is defective no speaker and amplifier monitoring will be performed With intermittent testing the error indicator will only be updated after a checking process has been completed 6 1 5 Speaker Error Indicator This LED will light if any of the speakers connected is short circuited or if any speaker coil is fused If the Generator is defective no speaker and amplifier monitoring will be performed With intermittent testing the error indicator will only be updated after a checking process has been completed This does however not refer to the actual SCB LCB check meaning that if the data connection to any SCB LCB fails this will be indicated immediately Still if such malfunction has been fixed the corresponding signal will be indicated only after the subse quent speaker check 6 1 6 Printer Error Indicator If the printer has been set up as error logging device this LED will light when the printer is not ready for operation i e switched off not online no paper or paper jam etc 112 SALZBRENNER STAGETEC MEDIAGROUP C A S Analyzer Connections and Operation 11 Alte SALZBRENNER STAGETEC MEDIAGR
4. Analyzer is not connected to the mains All further error situations are indicated in the same way as by the front panel indicators Refer to paragraphs 6 1 2 6 1 6 for details This kind of potential separation is not suitable for network separation but is integrated to prevent ground loops caused by voltage drops on long leads Therefore connect potential free sources and loads only Observe the minimum and maximum voltages and the maximum error relay load current see chapter 10 1 Electrical Specifications 14 Connections and Operation CAS Analyzer SALZBRENNER STAGETEC MEDIAGROUP 6 2 4 Antenna Connection An active receiver antenna adjusted to the DCF77 station broadcasting frequency can be connected here The antenna mechanism demodulates the received signals and outputs them as an open collector TTL signal The pull up resistor required for the open collector output is already integrated into the C A S Analyzer A stable operating voltage of 5 V for the antenna is supplied by the C A S Analyzer The antenna output signal must be able to generate a logic LOW level output of the DCF77 signals refer to the diagram below 5V OV Connect one single receiver antenna only to this connector Observe the maximum antenna Warning load refer to section 10 1 Electrical Specifications cable or device overheating and may cause a fire In addition parts inside the device o
5. Input or No Response At All Possible reasons 1 Improper input voltage 2 Improper input voltage polarity 3 The input type was improperly set Actions 1 Check the polarity and amount of the voltage applied to the optocoupler input in enabled and disabled states The limits provided in the specifications must not be exceeded in either direction This includes any present humming or other interference sources Further make sure that the selected voltage source can supply the required currents 2 Check whether the input type HIGH LOW has been correctly set in the configuration software If required repeat the configuration process 8 2 5 Operational Amplifiers are Marked As Defective Possible reasons 1 Insufficient pilot tone level 2 The high frequency range is attenuated by the system The latter is caused preferably by HF notch filters incorporated in the power amplifiers or by employing low bandwidth transmitters Actions 1 Check the pilot tone level setting and the level encoders faders on the amplifier Also consider the input sensitivity of your power amplifiers 2 Make the amplifier and pilot tone level settings in a way that the amplifier outputs the pilot tone with a level of at least 30 dB relative to 100 V Then re set all parameters in question 8 2 6 System Components Keep Temporarily Failing Possible reasons 1 Unstable data connection between the C A S Analyzer and other C A S comp
6. a receiver for DCF77 time signals These clock features are required for intermittent testing to determine when tests occur besides date and time are printed on the logging report that can be trans mitted to a matrix printer via the incorporated Centronics interface If you do not want to use the DCF77 time feature or if you are not able of using it for e xample because you cannot receive a valid time signal set the RTC manually using the configuration software If you do use the DCF77 time feature the DCF77 time setting is written to the RTC which will afterwards be used for bypassing any receiver malfunctions If the DCF77 time is set up for use a reception signal will be sent whenever the Analyzer is switched on This is a normal operation as the time telegraph is sent only once in a minute and two successive telegraphs must be evaluated before a definite statement can be made about the reception quality the Analyzer presupposes an insufficient reception until the contrary has proved true If no valid DCF77 signal could be received within three minutes after turning on the Analyzer the receiver stops evaluating the antenna signal It will afterwards try to get a valid signal every hour If a valid time signal could be acquired once the Analyzer indicates message 33 Valid DCF Reception As of that time the receiver corrects its time setting every hour to the DCF77 time grid Any subsequent reception failure will be checked
7. and retransmits them to it immediately after switch on 8 3 3 Analyzer If the Analyzer has been replaced all data must be re written to the new unit For this purpose connect a PC to the system run the configuration program and configure the system If you use the Analyzer in combination with a CAS Master it is sufficient to reconfigure only the Analyzer The SCB LCB parameters do not need to be re sent if no modifications were made to the SCBs LCBs or the speakers 8 3 4 Amplifier and Transmitter Normally no additional steps must be perform are not sure whether you are able to reprodu recommend you to re adjust the SCBs LCBs using a different amplifier or transmitter type 20 kHz range due to a different frequency resp ed after replacing an amplifier However if you ce all level settings and other parameters we Performing this may also be required if you are that produces a different level especially in the onse or impedance Connect a PC to the system run the configura tion program and configure the system During this process transfer the SCB LCB parameters as explained in chapter 7 5 There is not need to perform a full reconfiguration if no cha C A S Analyzer nges were made to other system components SO SALZBRENNER STAGETEC MEDIAGROUP Troubleshooting 35 SALZBRENNER STAGETEC MEDIAGROUP 9 Service and Repairs 9 1 Inside Servicing There are no user serviceab
8. channel anyway If you do not desire this behavior for example because you do not want to lose the second emergency channel early do not configure stereo amplifiers 7 6 2 Ground Leakage Recognition During speaker and amplifier test all lines are checked for ground leakage resistance of less than 50k For this purpose a very low direct current is fed to the line then the voltage drop to the ground shield is measured A low resistance DC path must be present between the indivi dual cores of each speaker cable must be present for this function to work This is ensured with 100 V transmitters C A S Analyzer MD SALZBRENNER STAGETEC MEDIAGROUP Functionality 23 SALZBRENNER STAGETEC MEDIAGROUP 24 Functionality The ground leakage recognition facility will respond slightly delayed due to the heavy impact of AC voltage filtering The more the actual ground leakage resistance is approaching the 50k value the longer is this delay In this case there may be a response time of up to 10 seconds that is a ground leakage will be indicated approx 10 seconds after the actual failure If inter mittent testing is selected instead of constant monitoring the same limitations apply as with speaker and amplifier monitoring and with emergency amplifier routing i e all errors will be found only when the next test occurs 7 7 Date and Time The C A S Analyzer features both a quartz controlled RTC Real Time Clock and
9. for and indicated only at 3 a m 7 8 Error Indication 7 8 1 Error Indicators and Relays The front panel LEDs of the Analyzer assign every occurring error to one of five groups The LED statuses can also be transmitted from a rear panel connector as potential free relay contacts The Error setting corresponds to the respective relay having dropped out This also means that an Analyzer disconnected from the mains indicates an error for each category The errors assigned to the respective LEDs and relays are listed in section 7 8 3 Messages CAS Analyzer 7 8 2 Printer Computer Logging All errors can be transmitted to any line printer e g a matrix printer featuring a Centronics interface We recommend using a matrix printer as the Analyzer does not transmit form feed characters so messages may be printed only after performing a manual form feed or may not be printed at all if a form based printer such as a laser printer was employed Both the amplifier channel names and the error message texts can be freely configured The Analyzer will only insert numerical characters into the text thus not affecting customized error messages for example error messages in different languages The Analyzer writes the most recent 512 error messages into an internal memory so it is highly improbable that messages get lost when the printer paper is replaced However mes sages that have already been moved to the printer cache will n
10. inputs 16 30 parameter 9 parts 1 41 PC 9 13 14 20 27 performance reduced 4 personal computer 4 potential separation error relay 16 power connector 41 power strips 1 power switch 9 printer 9 18 receiver antenna 17 Relais 43 46 relay output 10 repair works 41 repairs 41 RS232 14 20 RTC 43 safety instructions 1 SCB 9 28 34 38 serial number 31 33 service 41 servicing inadequate 4 software used by the customer 4 ma ma ma Index 43 SALZBRENNER STAGETEC MEDIAGROUP spare fuse 41 specifications electrical 43 physical 44 storage conditions 45 sunlight exposure to 7 surrounding temperature 7 44 elecommunication networks connection to 2 ime 26 transmitter 39 transport 45 roubleshooting 33 user actions during operation 20 ventilation 1 ventilation slots 1 7 Vibration 7 warranty limitations 5 limits of 4 44 Index CAS Analyzer C A S Analyzer is manufactured an distributed in Germany by Salzbrenner Stagetec Audio Video Mediensysteme GmbH Industriegebiet See D 96 155 Buttenheim Phone 49 9545 440 0 www salzbrenner com Order code C A S Analyzer CAS 1021 2003 Salzbrenner Stagetec Audio Video Mediensysteme GmbH All rights reserved
11. of the PC as previously entered in the configuration software Port box in the Options window called from the Configuration menu 5 Check the address switch setting 6 Repeat the configuration process gt 8 1 2 A List of Errors Including Serial Numbers is Displayed All SCBs LCBs listed cannot be accessed Possible reasons 1 The SCBs LCBs are operated with an inappropriate supply voltage 2 The devices are not connected to the voltage source 3 The data line between the CAS Analyzer and the devices was not established properly or was inadvertently broken 30 Troubleshooting CAS Analyzer SALZBRENNER STAGETEC MEDIAGROUP Actions 1 Make sure that all SCBs LCBs in question are operated with the appropriate operating voltage For his purpose measure the voltage present at the last SCB LCB of each line to make sure that the supply voltage does not fall below the required voltage due to vol tage drops 2 Check the data connection between the C A S Analyzer and the SCBs LCBs 3 Repeat the configuration process 8 1 3 Error Messages After Serial Number Scanning After performing serial number scan a list of SCBs LCBs that are configured but missing or that are physically present but not considered in the configuration is output Possible reasons 1 Missing SCBs LCBs may have been disconnected from their respective voltage source or data line 2 The configuration file contains wr
12. to 100 V RMS RMS max RMS max peak max min max RS232 min RS485 1 100 min SCB data bus 1 100 min initial accuracy DC min DC max DC max AC RMS max 24V DC HIGH min HIGH max LOW min LOW max 24V typ min max Value 30 50 100 141 12 36 21 27 0 5 4 75 5 25 Unit Conditions dB kQ ppm gt lt lt lt lt VDC VDC VDC VDC mA CAS Analyzer DS SALZBRENNER ee Parameter Conditions Value Unit Antenna supply load max 10 mA Mains voltage min 207 V max 253 V Mains frequency min 50 Hz max 60 Hz Power consumption max 25 VA Fuse 5mm x 20mm 250V 0 4 A IEC 127 2 Ill inert If not otherwise specified all data relate to a mains voltage of 230V and a surrounding temperature of 20 C 10 2 Physical Specifications Parameter Conditions Value Unit Width incl front panel 483 mm mounting width 440 mm Height incl front panel 44 mm mounting height 42 mm Depth in total 211 mm device w o front panel 201 mm Weight approx 3 6 kg C A S Analyzer Specifications 39 SALZBRENNER STAGETEC MEDIAGROUP 10 3 Environmental Conditions Parameter Condition Value Unit Temperature Operating min 1 C same max 40 C Storage min 40 C same max 70 C Humidity non condensing min 20 same max 80 Noise emission 1 dB SPL Altitude Operation above sea level min 0 m same max 3000 m
13. trademark of Salzbrenner Stagetec Audio Video Mediensysteme GmbH Neither presence nor absence of trademark or brand designations or trade descriptions in this manual should be regarded as affecting the legal status of any trademark All rights reserved No part of this document may be reproduced adopted stored transmitted or translated in another language without prior written permission unless otherwise specified by the copyright 2 edition September 2003 Printed in Germany Order reference C A S Analyzer User Manual Order code CAS 3021 Subject to change without notice WE SALZBRENNER STAGETEC MEDIAGROUP Contents 1 Safety Instructions 1 2 Operating Instructions 3 3 Warranty 5 3 1 Tee red E 5 3 2 Warranty nenne 5 3 3 Warranty Limitations nennen ee 5 4 Installation 6 4 1 locatio E 6 4 2 Unpacking u 6 4 3 Checking the Included Items anna u 7 4 4 Rack el 7 5 Features 8 6 Connections and Operation 10 6 1 Front Panel Elements aan Edge kee ageet 10 6 11 Power LED nee een eee eee eee 10 C A S Analyzer Contents i 1 112 SALZBRENNER STAGETEC MEDIAGROUP i 2 Contents OX Oe Ov Ow ON Os No OD PB amp ND 6 2 1 6 2 2 6 2 3 6 2 4 6 2 5 6 2 5 1 6 2 5 2 6 2 5 3 6 2 6 6 2 7 6 2 8 6 2 9 6 2 10 6 3 6 4 7 1 7 2 7 2 1 7 2 2 7 3 7 4 7 5 7 5 1 71 9 2 7 5 3 7 6 7 6 1 7 6 2 Juge ugeluet TEE 10 E EI Digg eeler ee 11 General Err rIHdie tor u
14. 2 2 The Unit Does Not Operate The Power LED is Dark Possible reasons 1 Missing or improper voltage supply 2 Defective unit Actions 1 Make sure that the mains voltage printed on the rear panel of the C A S Analyzer is identical to the actual mains voltage Check whether the C A S Analyzer is properly connected to the mains 3 Check the mains fuse and replace it as explained in chapter 9 1 Inside Servicing if necessary 4 If the device cannot be put into operation contact a technician authorized by Salzbrenner Stagetec Audio Video Mediensysteme GmbH gt 8 2 3 The Time Provided on the Printout is Incorrect Possible reasons 1 The real time clock has not been set yet 2 The C A S Analyzer has not acquired a valid time signal yet Actions 1 If using the DCF77 receiver move the active antenna to a position with better reception and align it to the appropriate sender direction Afterwards temporarily disconnect the Analyzer from the mains then reconnect it If a time signal can be received the INT ERR error indicator should go dark after approximately three minutes unless there are more malfunctions It is possible that multiple attempts must be performed in order to find the optimum antenna setting C A S Analyzer 2 Connect the configuration computer to the Analyzer run the configuration software and make the appropriate date and time settings 8 2 4 Erroneous Response by an Optocoupler
15. 2 pole bottom cable A 9033 Plug connector set A 9074 Contents 3 Plugs 4 pole 4 Plugs 8 pole straight cable 2 Plugs 9 pole straight cable 2 Plugs 2 pole straight cable 42 Options C A S Analyzer 12 Index 100V 43 19 rack 7 installation 8 active antenna 9 adapters 4 amplifier 29 areas dangerous 2 atmosphere aggressive 2 back panel elements 15 battery 2 replacement 4 41 cleaning agents 42 communication disconnected 12 condensation 2 configuration 13 31 33 transferring 20 configuration file 20 configuration software 4 9 20 47 connections 11 connectors access to 7 control center 10 16 control elements 9 damages 4 due to packaging 4 due to transport 4 date 26 29 DC voltage source 3 DCF77 9 28 46 clock referral 3 receiver antenna 17 DCF77 signal strength 3 emergency routing 9 25 environmental conditions 45 error relay 16 extension cable 1 19 failure 10 indication 16 front panel 20 cleaning 42 installation 8 preventing damages 8 Generator 3 18 20 21 28 39 46 C A S Analyzer SALZBRENNER STAGETEC MEDIAGROUP ground contact 1 19 ground loops optocoupler inputs 16 humidity 1 included items 8 installation 4 improper 4 LED power 20 in processor 12 ns 15 19 42 ns cable 1 19 unpacking 7 mains fuse 19 41 mains voltage 19 44 malfunctions 4 aster 3 10 12 19 21 28 47 messages 28 operating status 12 operation 11 options 4 optocoupler
16. 35 EE Ee bedeelege EE 35 Amplifier and Transmitto TEE 35 Service and Repairs 36 Inside SEIEN Ense nn de 36 Replacing the Mains FUSE usa 36 C A S Analyzer Contents i 3 SALZBRENNER STAGETEC MEDIAGROUP i 4 Contents 9 3 10 10 1 10 2 10 3 11 CleahSiNg ses nan Specifications Electrical Specifications Physical Specifications Environmental Conditions Options CAS Generator Receiver Antenna cccccsssessssnnrsscners Configuration Software Signal PUS nee Index CAS Analyzer SALZBRENNER STAGETEC MEDIAGROUP 1 Safety Instructions e No user serviceable parts inside Never open the device e Never insert any items into the ventilation slots or other openings of the device Never try to access any inside parts for repair service or other reasons e Never position any containers with liquids onto the device If liquids or items have been inserted into the device disconnect it from the mains and have it checked by a technician authorized by Salzbrenner Stagetec Audio Video Mediensysteme GmbH before reconnec tion e Make sure that the device is properly ventilated Never put any items onto the device e Make sure that no heavy items are put onto the mains cable or any connection cables No cables must be caught by heavy items such as the device housing or a rack e Do not operate the device in places where it is exposed to d
17. LCBs can be checked within seconds even with intermittent testing enabled thanks to a continuous self monitoring Therefore a message indicating the overall failure of an SCB LCB may be displayed even between the actual tests The system will however indicate the functionality re establishment only at the following test as the fact that an SCB LCB has been repaired does not prove the connected speaker to be fully functional Therefore the actual status of the respective speaker will be displayed to gether with the re establishment confirmation at the subsequent test Test intervals between 10 minutes and 24 hours can be set The first test starts immediately after the device has been turned on or when the configuration process has been terminated The intervals determine the time between two tests As the test itself takes a few seconds the actual interval is a bit longer CAS Analyzer 7 4 System Self Monitoring All components of the speaker monitoring system are continuously monitored This includes e proper communication and oscillator operation of the Generator unless the monitoring function was disabled during the configuration process the communication line to the C A S Master only in system mode proper data communication and adequate relay settings of all SCBs LCBs proper printer operation if printout has been configured enabled optocoupler inputs If speaker and amplifier monitoring is enabled regardless
18. OUP 6 1 7 PC Connector The Sub D connector is provided exclusively for connecting a PC for configuration data transmission to the device Further any connected PC can also be used for error logging regardless of whether any errors are simultaneously logged using the printer The Analyzer holds the most recent 512 error messages in memory so these can still be subsequently transmitted to the PC or to the printer We recommend keeping the printer or computer whichever is used for logging permanently online especially if the time when an error occurs is a key factor This is because the date and time provided with an error message always refer to the time when the error is found The printer uses the time setting provided by the RTC or the DC77 receiver on the Analyzer the PC uses its own system time The signal is compatible to the RS232C standard The connector wiring allows to directly connect a PC equipped with a 9 pole RS232 connector to the C A S Analyzer using a conven tional Sub D extension cable plug connector GND RxD TxD DIR 5 ja 18 1211 9 8 7 6 Sub D cable PC S 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 12 Connections and Operation CAS Analyzer SALZBRENNER STAGETEC MEDIAGROUP 6 2 Rear Panel Elements The figure shows all rear panel connec tors and the respective wirings ce IN Make all connections before connecting the device to the mains
19. SALZBRENNER STAGETEC Audio Video Mediensysteme GmbH C A S Analyzer CAS 1021 SALZBRENNER STAGETEC MEDIAGROUP User Manual English Icons Used in This Manual N Indicates dangerous situations that may affect your health or damage the system Indicates dangerous situations that may seriously affect your health or situations where you life is in danger Indicates dangerous situations caused by batteries Such situations may affect your health or damage the system Warning Indicates situations that may affect proper operation or may void your warranty Disclaimer The manual has been carefully checked and is believed to be accurate at the time of publication Howe ver no responsibility is taken by Salzbrenner Stagetec Audio Video Mediensysteme GmbH for inaccuracies errors or omissions nor is any liability assumed for any loss or damage resulting either directly or indirectly from the provision representation or use of the information contained within it Further the Salzbrenner Stagetec Audio Video Mediensysteme GmbH does not give any expressive or immanent warranties for the documentation itself including but not limited to the warranty that this documentation complies with the usual standards and may be appropriate for a certain purpose Windows 95 and Windows NT are registered trademarks of Microsoft Corp Centronics is a US registered trademark of Centronics Data Computer Corp CAS Wis a registered
20. Storage above sea level min 0 m same max 10 km Warning The storage condition values must not be exceeded even during transport This must be considered especially when transporting the device in closed cars or vans on hot days or during air transports Background Noise 40 Specifications C A S Analyzer 11 Options 11 1 C A S Generator The Generator layers a pilot ton onto the useful signals that are fed to a maximum of eight line amplifiers and one or two emergency amplifiers This option is indispensable if the monitoring functions of the Analyzer are to be used Item Order code C A S Generator CAS 1020 11 2 SCB SCBs LCBs Speaker Control Boards are used for monitoring individual speakers or in system mode for selective switching between two speaker signals and for controlling external consumers Therefore SCBs LCBs are available either with or without control relays An Analyzer in standalone mode requires the use of SCBs LCBs without relays In system mode SCBs LCBs with and or without relays can be used at the same time depending on whether or not the SCB LCB switch and the control relay are required SCB LCB units are available either as a single board or as an entire device in an attractive housing Cable connections are established using terminals Item Order code SCB LCB w relay circuit board version CAS 1016 SCB LCB w o relay circuit board version CAS 1017 SCB LCB w relay d
21. an nounced This means that the exact event time can be seen only if a printer or computer is constantly online and connected to the Analyzer C A S Analyzer SALZBRENNER STAGETEC MEDIAGROUP Functionality 25 Alte SALZBRENNER ads en 26 Functionality 7 8 3 Messages The following list provides you with an overview on the messages that may be transmitted by the Analyzer No cat 1 SPKR 2 SPKR 2 SPKR 4 SPKR 5 GEN 6 GEN 7 GEN 8 GEN 9 GEN 10 GEN 11 GEN 12 SPKR 13 SPKR 14 SPKR 15 SPKR 16 ENT 17 EXT 18 EX 19 EXT 20 EXT 21 EXT 22 EX 23 EXT 24 INT 25 INT 26 INT 27 INT 28 INT 29 INT 30 INT 31 INT 32 INT 33 INT 34 INT 35 INT 36 PRN 37 PRN 38 PRN 39 PRN parameter serial number serial number serial number serial number line number line number line number line number amplifier number amp name amplifier number amp name amplifier line number group number group number group number group number event speaker short circuited speaker is blown speaker ready SCB LCB does not respond short circuit on line ground leakage on line short circuit fixed ground leakage fixed amplifier defective amplifier ready line short circuit or defective amplifier speaker group short circuited speaker group fused speaker group ready SCBs LCBs in speaker group do not respond optocoupler input 1 enabled optocoupler input 1 disabled op
22. and none of the SCB LCB selective routing relays is closed one of these relays will be enabled Then the pilot tone will be enabled or faded in If the levels of all pilot tones are established the Analyzer checks the amplifiers for availability and changes to an emergency amplifier if required Afterwards a current measurement is initiated on all SCBs LCBs where the share of the current run through each speaker that is caused by the pilot tone is measured All speakers not fed by an operational amplifier will not be checked as this would result in non representative values This is the reason why it is important that the Analyzer is aware of C A S Analyzer MD SALZBRENNER STAGETEC MEDIAGROUP Functionality 21 SALZBRENNER STAGETEC MEDIAGROUP 22 Functionality which speakers are connected to which amplifier otherwise it would indicate a number of wrong errors If a malfunction occurs at the Generator no test will be performed After a certain amount of time the SCBs LCBs will be queried Then the pilot tone will be disabled or faded out if intermittent testing is on In system mode the Analyzer will then drop out the selective routing relays 7 5 2 Speaker Current Assessment The assessment of the speaker status is performed in multiple steps 1 Measuring of the peak to peak load current Iss The current run through the speakers is measured using an A D converter The lowest and hig
23. as been completed 6 4 Standard Operation No user actions to the C A S Analyzer are required for further operation Any malfunctions will be indicated by the front panel LEDs and be transmitted by the error relay if properly connected to the control center In addition a detailed error log can be had transmitted to a printer or a computer Refer to chapter 8 2 Operational Troubleshooting on how to fix malfunctions 18 Connections and Operation CAS Analyzer SALZBRENNER STAGETEC MEDIAGROUP 7 Functionality This chapter provides detailed information on the way of operation of an overall C A S spea ker monitoring system 7 1 Components of a Speaker Monitoring System The installation that provides comprehensive speaker amplifier and line monitoring contains the following components C A S Analyzer C A S Generator C A S SCB LCB Speaker Control Board for each speaker to be controlled up to 1024 up to ten power amplifiers one or more power supplies for the SCBs LCBs The Generator applies an inaudible pilot tone to the audio signals that are passed through to the up to eight line amplifiers and one or more emergency amplifiers The amplifier outputs are connected to the Analyzer that in turn transfers the amplifier output signals to the respec tive speakers The Analyzer not only evaluates the signals received from the power amplifiers but the SCBs LCBs measure the individual currents of each s
24. bH is entitled to repair to replace with a repaired product to replace with a product of the same or a better functional quality to return the purchase price after receiving the defect product any defective product A copy of the original sales receipt must be produced for any service under warranty 3 3 Warranty Limitations Salzbrenner Stagetec Audio Video Mediensysteme GmbH does not give any further express or implied warranty for the product in question Salzbrenner Stagetec Audio Video Mediensys teme GmbH expressiy denies any implied warranties that this product is of conventional quality and will be fit for a certain purpose Some states do not allow limitations of how long a warranty lasts so above limitations may not apply to the purchaser In this case however the implied warranty that this product is of conventional quality and will be fit for a certain purpose is limited to 12 months as this writ ten warranty is C A S Analyzer MD SALZBRENNER STAGETEC MEDIAGROUP Warranty 5 SALZBRENNER STAGETEC MEDIAGROUP 4 Installation 4 1 Location This device must be mounted into a 19 rack Make sure to observe the safety instructions given above when mounting the device In addition to and beside the safety instructions make sure to observe the following e The surrounding temperature at the selected location and inside the mounting rack too must not exceed 40 C 104 F If necessary
25. been reconnected to the bus after disconnection 3 The LED is lit C A S Analyzer is in operation 6 1 2 Internal Error Indicator This LED indicates internal malfunctions and will light when e no data connection to the C A S Master could be established not in standalone mode e no DCF77 signal is received if this signal is set up for use e the RAM was cleared due to a low battery e no data connection to the C A S Generator could be established CAS Analyzer e the 20 kHz oscillator of the Generator has failed e the address switch on the rear panel has been improperly set Further when the configuration file contains a setting that the DCF77 receiver is used this LED will light after switching on the Analyzer until two successive complete time signals have been properly received This may take up to three minutes even at good receiving conditions After a valid time has been received the clock will be corrected only at 2 o clock and 3 o clock These are the only times when signal failure can be detected If speaker and power amplifier monitoring have been disabled in the setup file the Generator will not be checked for errors so the Error LED will not light if the data line to the Generator has been broken or if the oscillator has failed 6 1 3 External Error Indicator This LED will light if any of the four optocoupler inputs is enabled Enabled means that an input configured as active HIGH
26. d amplifier outputs must be potential free 6 2 2 Optocoupler Inputs All optocoupler inputs are electrically separated from each other and from the rest of the device Apply a 24 V DC voltage to any of the optocoupler inputs for enabling it Disabling is made by applying DC voltages between 0 0 5 V No pre resistors are required Each or any of the optocoupler inputs can be individually programmed to respond to active LOW meaning that they become disabled when feeding a 24 V voltage and become e nabled if no voltage 0 V is applied If any of the four optocoupler inputs is enabled the EXT ERR front panel indicator will light and the corresponding relay will drop out Pay attention to proper voltage polarization Wrong polarization may damage the device Further make sure that your voltage source supplies the current required for driving the optocouplers For further information refer to chapter 10 1 Electrical Specifications The optocoupler inputs are not suitable for network detachment but are integrated to prevent ground loops caused by voltage drops on long leads Therefore connect potential free sour ces only gt gt 6 2 3 Error Relays The error relays provide a potential free relay contact indicating any errors to a control center A potential free relay is available for each error class The Error position is assumed when the relay is dropped out Therefore an error will also be produced when the C A S
27. der certain conditions the following consequences for speaker monitoring testing emerge 1 There is 1 calling channel With constant monitoring the calling channel is always on while it will be enabled only during the tests when intermittent testing has been selected If a call is broadcast to individual speaker groups zones the relays of the groups not selected will drop out anyway Therefore no monitoring testing will be performed for these unselected groups during the testing peri od C A S Analyzer MD SALZBRENNER STAGETEC MEDIAGROUP Functionality 27 SALZBRENNER STAGETEC MEDIAGROUP 28 Functionality 2 There is 1 program channel and 1 calling channel Monitoring testing is performed via the program channel if it is enabled The other speaker groups where the program channel is disabled will be monitored checked via the calling channel For this purpose if intermittent testing has been selected the calling channel will be enabled for the testing period while it is always on with constant monitoring selected If a call is broadcast all speaker groups selected for this call will change to the calling chan nel the monitoring testing will then be performed via the calling channel The relays of all zones that are not selected for the call and do not play the program signal will drop out anyway Therefore no monitoring testing is provided for these groups during the call 3 There are 2 callin
28. e nein 24 Printer Computer EE 25 Messages ssh NE orani TEERAA aa ein een 26 Selective Routing Control Relay un 27 DOTOPOUDI PAIN en named 28 What Happens During Configuration 29 SerialNumber Scanning cesses accesses osent ea 29 Loading the Configuration lee een sea ae 29 Parameters and Self Test 29 Troubleshooting 30 EDERT hee 30 Analyzer Cannot Be FOUR series ssttssesesessn neesnrervennten ranentestiselenes 30 A List of Errors Including Serial Numbers is Displayed 30 Error Messages After Serial Number Scanning cceeeeeesecesseeesseeeeeeeeseeesaees 31 The Power Indicator Keeps Flashing After the Configuration 0 0 eeeeeeee 31 Operational Troubleshooting 32 Introdueing ReMarkS E 32 The Unit Does Not Operate The Power LED is Dark eceeeeeeeeceeseeeeeeeneeeetenees 32 The Time Provided on the Printout is Incorrect ueunssenssssenssnsnensennnennennnen 32 Erroneous Response by an Optocoupler Input or No Response At All 33 Operational Amplifiers are Marked As Defective ucesecsssensssnnessnnnenennn 33 System Components Keep Temporarily Failing eeeceeeeseeceeeneeeeeeneeeeeeneeeeees 33 A Connected CAS Device Does Not Work neeessssseessssnnenssnnnensnnnnesennnnnnnn 34 After Replacing Device 34 Speaker Transmitter SCB LCB Replacement cccceesssececeeeeeessteeeeeeeeeeeees 34 GSMS EE
29. e of 2 5V The DIR connectors are electrically separated from the Analyzer but share the same voltage source and mass with the data busses They are supplied via the SUPPLY connectors too 6 2 6 Printer Port Any printer equipped with a Centronics interface can be connected to the printer port We recommend using a matrix printer as the Analyzer does not transmit form feed characters so messages may be printed only after performing a manual form feed or may not be printed at all if a form based printer such as a laser printer was employed Table Printer Port D Sub pole Printer pole Signal Direction Wiring Analyzer 1 1 Strobe o printer 2 2 Data 0 to printer 3 3 Data 1 o printer 4 4 Data 2 o printer 5 5 Data 3 to printer 6 6 Data 4 o printer 7 7 Data 5 to printer 8 8 Data 6 o printer 9 9 Data 7 o printer 10 10 Acknowledge to Analyzer 11 11 Busy o Analyzer 12 12 Paper Empty to Analyzer 13 13 Select o Analyzer 14 14 Auto Feed XT o printer 15 32 Fault to Analyzer 16 31 Input Prime o printer 17 36 Select In to printer 18 25 19 30 33 Ground chassis chassis 17 _ Chassis Ground 6 2 7 Generator Interface Connect a single C A S Generator unit to this connector Any 9 pole D Sub cable featuring a shield connected to the D Sub plugs on either end can be employed as connecting cable Warning Use shielded cables only Failing to do so may result in interference emission affecting the operation of neighboring dev
30. e original amplifier is routed to line in question and message 5 Line short circuit is output If however the signal is output from the emergen cy amplifier the Analyzer sends message 9 Defective amplifier If no emergency amplifier is at hand for this test the Analyzer outputs message 11 Defecti ve amplifier or broken line together with the numbers of the respective amplifier and line The distinction between the amplifier and line numbers is necessary in order to see the failure of a line that has already been linked to an emergency amplifier If no emergency amplifier channel is used the assessment is simple if no signal is received the amplifier has failed A pilot tone level must be entered during configuration for emergency amplifiers too so that a pilot tone may also be routed to an unused emergency amplifier There is an option in the configuration file to set whether mono or stereo amplifiers are employed With stereo devices neighboring channels must be part of a single device starting with channel 1 The difference is visualized by the way the emergency routing is achieved if one channel fails both channels of the device in question will be replaced by both channels of the emergency amplifier This prevents the signal line from being broken a second time when the defective amplifier is substituted because the second channel of the semi defective device must be replaced by an emergency amplifier
31. eese uhren 11 Speaker Ent r Indicator seien ee 11 leid lie ee 11 PE GONNEBELAr ken eege uss ee 12 Rear Panel Elements 13 Amplifier and Speaker C nnect ts aunueuneetinser entenemaiunnn 14 OPtOCOUPIEM INPUTS EEN 14 ele EEN 14 Antenna Copnnechon i daioni nerd nni T E NEn 15 SCB KEE EE 15 Communication CONNECHOMS cccccccccccccseeeeeecececcceueusesececesseeueeeseecesseeueaeeeeseeseees 15 Voltage e 15 UD GTS EE 16 lt 16 Generator Interface srein Ea Rna EE EOE SE EECA 16 elle e EE 17 RS485 BUS een nn rares tarot ins eee 17 MainsConnectorand FUSE 2 58008 een 17 Initial Operations een 18 Standard Operation nern 18 Functionality 19 Components of a Speaker Monitoring System 19 Modes of Operation WE 19 Standalone Mode 19 System MO rsen aaa ae en be na 20 Test Intervals ernieren EE ER 20 System Self Monitoring ur 21 Speaker M nll nigauessea ea ged ERC 21 luet 21 Speaker Current Assessment 22 NO eee nec RD nee ess 22 Amplifier and Line Monitoring unse 23 Short Circuit Recognition and Emergency Routing 23 Gro nd Leakage REGOSNILION ssim eeestis riean 23 C A S Analyzer 7 7 7 8 7 8 1 7 8 2 7 8 3 7 9 7 10 7 11 7 11 1 7 11 2 7 11 3 o mmm BON gt 8 2 1 8 2 2 8 2 3 8 2 4 8 2 5 8 2 6 8 2 7 8 3 8 3 1 8 3 2 8 3 3 8 3 4 9 1 9 2 SALZBRENNER STAGETEC MEDIAGROUP Date and Tine 24 EfrarIndiestian eee ene een 24 Error lnaicatorssandiRelayScn saseun
32. er point Never use any adapters Never tape the ground contact When using an extension cable use a 3 core cable only Make sure to keep to the mains voltage printed on the device failing to do so may result in heavy damage to the device SALZBRENNER STAGETEC MEDIAGROUP Warning C A S Analyzer Connections and Operation 17 SALZBRENNER STAGETEC MEDIAGROUP 6 3 Initial Operation 13 14 Set up a configuration using the optionally available configuration software and a perso nal computer For more information refer to the software manual Establish all signal connections to the C A S Analyzer If using the Analyzer in standalone mode Connect your PC to the RS232 front panel connector and set the device address to 1 using the rear panel address switches If using the Analyzer in system mode Connect your PC to the RS232 front panel con nector and select the appropriate device address using the rear panel address switches Connect all system components to the mains If not done yet run the configuration software and load the configuration file If using SCBs LCBs Initiate serial number scanning and make sure that there are no inconsistencies between configured serial numbers and installed SCB LCB units Transfer the configuration to the device If any problems occur make sure to read the Troubleshooting section chapter 8 1 Configuration Errors Note The transfer may take s
33. everal minutes The green power LED on the C A S Ana lyzer front panel will be flashing while it is in progress When the Transmission completed message is displayed the configuration process is complete The power LED of the CAS Master should now be constantly lit If you do not use SCBs LCBs skip to step 12 Set the SCB LCB sensitivity For this purpose make sure that no signals are present in the system as this may affect the subsequent measuring Select the Send SCB LCB Parameters menu item and wait for data transmission to complete If the use of the DCF77 time signal has been configured the INT ERR indicator may light The LED should go dark when the DCF receiver has acquired a valid time signal this can take up to three minutes All system components should now be ready for operation so all error LEDs should be off Otherwise read section 8 2 Operational Troubleshooting If the DCF receiver is not used set the real time clock to the current time and date If you do not use the computer for logging purposes quit the configuration software and disconnect the transmission cable from the C A S Analyzer The system is now ready for operation Note The error indicator of the C A S Generator will be lit while the Analyzer is in configurati on mode that is the power LED is flashing This is not a malfunction If no other failure as occurred the error LED will go dark again after the configuration h
34. evice version CAS 1018 SCB LCB w o relay device version CAS 1019 11 3 Receiver Antenna The active receiver antenna is required if the DCF77 receiver incorporated in the C A S Analyzer is used as a clock reference Item Order code DCF77 Active Receiver Antenna A 9092 C A S Analyzer DS SALZBRENNER ee Options 41 Alte SALZBRENNER ads en 11 4 Configuration Software The configuration software is required for setting up the entire system The configuration determines how the individual system components interact with each other and respond to user operation One software item is required per system C A S Soft is required if the Analyzer is to be configured in connection with a C A S Master system mode while CAS for SCB is used for an Analyzer in standalone mode Item Order code CAS Soft CAS 1024 CASforSCB CAS 1025 11 5 Signal Plug The signal plugs are the counterparts of the back panel male connectors They feature a screw lock and are available with straight or angled cable connection Item Order code Plug 4 pole straight cable A 9007 Plug 4 pole cable on top A 9008 Plug 4 pole bottom cable A 9009 Plug 8 pole straight cable A 9019 Plug 8 pole cable on top A 9020 Plug 8 pole bottom cable A 9021 Plug 9 pole straight cable A 9022 Plug 9 pole cable on top A 9023 Plug 9 pole bottom cable A 9024 Plug 12 pole straight cable A 9031 Plug 12 pole cable on top A 9032 Plug 1
35. figuration file and all control elements have been assigned with the desired functions If necessary repeat the configuration process This is compulsory if a device has been replaced 5 If the device cannot be put into operation contact a technician authorized by Salzbrenner Stagetec Audio Video Mediensysteme GmbH 8 3 After Replacing a Device If a device was replaced additional steps may be required for returning the system to the previous state 8 3 1 Speaker Transmitter SCB LCB Replacement When a speaker transmitter or SCB LCB has been replaced the SCB LCB must be readjusted to the impedance of the connected speaker Caution Before performing the adjustment make sure that no further defective speakers are present in the system as any SCB LCB that such a defective speaker is connected to will not indica te an error afterwards This is because the current measured by such SCBs LCBs during the adjustment process is considered as the normal operating current 34 Troubleshooting CAS Analyzer Connect a PC to the system run the configuration program and configure the system During this process transfer the SCB LCB parameters as explained in chapter 7 5 If you use the Analyzer in combination with a C A S Master it is sufficient to reconfigure only the Analyzer 8 3 2 Generator No additional steps must be performed after replacing a Generator as the Analyzer stores all operating parameters of the Generator
36. g channels Speaker monitoring testing is made via calling channel A that is always on with constant monitoring but will be enabled only for the testing process when intermittent testing has been selected If a speaker is routed to calling channel B monitoring testing is performed via this channel If two calls are broadcast at the same time the call relays do not drop out at any of the SCBs LCBs in question that is no monitoring testing will be performed during this time Next up to 128 individual control relay contacts can be operated one contact is available per SCB This provides for handling universal control issues for example signaling This facility can substitute one or more C A S Steuerrelaisbox units control relay boxes 7 10 Optocoupler Inputs The four optocoupler inputs are queried in short intervals approx every 20 ms If any of the inputs is enabled the EXT ERR indicator on the front panel will light and the corresponding relay drops out Any of the optocoupler inputs can be individually programmed to respond to active LOW meaning that it becomes disabled when feeding a 24 V voltage and becomes enabled if no voltage is applied Inputs that are not required should be set to active HIGH For each input one message can be configured for when the input is disabled and a second one for when it is enabled can be configured i e there are altogether eight different messa ges for indicating events at the
37. hest values of multiple successive measuring processes are noted If the maxi mum and minimum values do not significantly change within a certain number of succes sive measuring processes these values will be regarded as constant Performing of multiple ls measurements and determination of the mean value Multiple measuring sets must be performed and the arithmetic mean must be determi ned in order to increase the reliability of the found values This eliminates transient com ponents of the utilized signal that contain levels or frequencies similar to the pilot tone parameters Result evaluation The thus determined resulting load current of the speaker is then compared to the idling and short circuit limits If the value falls below idling limit the SCB LCB will be marked as moving coil idling if the value exceeds the short circuit limit the SCB LCB will be marked as moving coil short circuited if the value is within the limits the SCB LCB will be marked as speaker ready Exclusion of sporadic error messages The thus evaluated results will not be transmitted to the Analyzer but will be stored inter nally The SCB LCB will stack multiple results to see how often the various statuses are found A couple of idling and short circuited statuses would mean that the speaker is o kay but the pilot tone is trembling This case would be compensated internally by the SCB An error message will be generated on
38. ices 16 Connections and Operation CAS Analyzer 6 2 8 Address Switch Sets the address of the C A S Analyzer If multiple Analyzer units are used in connection with a C A S Master each unit must have its unique address Select any address between 1 8 the addresses O and 9 15 are not valid If the Analyzer is operated in standalone mode select address 1 Note The addresses 10 15 are marked as A F on the address switch 6 2 9 RS485 Bus The C A S Analyzer can be connected to a C A S Master via the RS485 bus Two RS485 connectors are provided for simplifying a serial connection to other C A S series units Note that this bus is not universally employable but its use is limited to C A S devices Any 9 pole D Sub cable featuring a shield connected to the D Sub plugs on either end can be employed Use shielded cables only Failing to do so may result in interference emission affecting the operation of neighboring devices 6 2 10 Mains Connector and Fuse If you have not yet read the Safety Instructions in chapter 1 we urgently recommend you to do so now Before replacing the mains fuse please make sure to read the notes in chapter 9 2 Repla cing the Mains Fuse Connect the supplied power cable to the corresponding input to connect the C A S Analyzer to the mains If you want to use a different cable make sure that this cable is equipped with a 3 pole plug Connect it only to a properly earthed pow
39. istributors The adapters required for establishing signal connections on the back of the device can be obtained from the manufacturer Warning The manufacturer is not liable for reduced performance malfunctions or damages that occur due to mproper or inadequate servicing executed by the customer software provided by the customer napproved alterations operation in locations that do not comply with the operating conditions for this device operation not complying with the electric specifications improper installation damages resulting from improper packaging by the customer Cc Any repair work battery replacement modifications and extensions are exclusively perfor A med by Salzbrenner Stagetec Audio Video Mediensysteme GmbH or an authorized person or institution 4 Operating Instructions CAS Analyzer 3 Warranty 3 1 Introduction C A S Analyzer is manufactured using exclusively selected high quality components Each device undergoes a 100 production check Thus it is guaranteed that every product is shipped in an absolutely perfect condition 3 2 Warranty Salzbrenner Stagetec Audio Video Mediensysteme GmbH warrants to the original purchaser that the product is free from defects in material and workmanship for the period commencing upon the date of purchase and continuing for the following period of time after that date for 12 months During this period Salzbrenner Stagetec Audio Video Mediensysteme Gm
40. le parts inside the device Any repair battery replacement modi fication or extension works must be exclusively carried out by Salzbrenner Stagetec Audio Video Mediensysteme GmbH or an individual or institution authorized by Salzbrenner Stagetec Audio Video Mediensysteme GmbH 9 2 Replacing the Mains Fuse The power connector includes a drawer where the mains fuse and a spare fuse are located Follow the procedure below to replace the fuse Disconnect the device from the mains Pull the power cable plug out of the power connector Find the handle of the fuse drawer and pull the drawer fully out Remove the defective fuse from the back drawer part If necessary carefully push the spare fuse out of the front drawer part using the defective fuse Insert this new mains fuse into its location Use exclusively fuses meeting the below specifications SR MN 2 Or 5mm x 20mm for a nominal voltage of 250V 0 4A inert compliant with IEC 127 2 III 7 Push the drawer back into the power connector 8 Connect the power cable plug to the power connector of the device 9 Connect the device to the mains If the new fuse blows again disconnect the device from the mains again Completely remove the power cable to avoid inadvertent mains connection The mains fuse separates the device from the mains in only one phase ensuring the absence of dangerous voltages inside the device gt Have the device checked by an authorized institution Ne
41. ly if more than 50 per cent of the results show the same tendency idling short circuit 7 5 3 Notes During the configuration all SCBs LCBs are aligned to the respective speakers Afterwards neither the pilot tone level nor the power amplifier faders must be changed otherwise repeat the alignment procedure If a defective SCB LCB has been replaced enter the new SCBs LCBs serial number into the configuration software reconfigure the Analyzer and finally perform an alignment Neither utilized nor interfering signals with the exception of the pilot tone must be played during alignment as this would render the reference measuring false CAS Analyzer 7 6 Amplifier and Line Monitoring 7 6 1 Short Circuit Recognition and Emergency Routing Whenever the speakers are tested the amplifiers and lines are checked too For this purpo se the C A S Analyzer checks every speaker output to see whether a voltage is present If no voltage is available either the amplifier is defective or the line is short circuited If an emergency amplifier is at hand it will be routed to the line in question and a message is transmitted to the Generator that this emergency channel must assume the input signal and the pilot tone level of the channel to be substituted If the emergency amplifier does not output any signal the line is obviously short circuited In this case the emergency amplifier is taken out of the signal path again while th
42. of whether constant or intermittent operation has been selected the Generator is continuously checked for operation and inter nal errors If this monitoring function is disabled the Analyzer will not query the Generator which causes the Generator s error indicators to light unlike the Analyzer s indicators If the communication line between the Analyzer and the C A S Master is broken in system mode the Analyzer will detect this fact within seconds In standalone mode however the communication line to the PC will not be checked as the PC is used for error logging anyway in this constellation so it will indicate the broken line immediately The SCBs LCBs too are continuously monitored independently of the set test intervals Thanks to the cyclical relay status update in system mode any SCBs LCBs previously disconnected from power or those with formerly broken data lines can automatically actuali zed with no user operation required 7 5 Speaker Monitoring 7 5 1 Principle The speakers can be either constantly monitored or intermittently tested We recommend you to enable the monitoring facility as this reveals all malfunctions directly allowing for immedia te repair If however intermittent testing is selected the pilot tone will be disabled whenever testing is not being performed this functionality was implemented for reducing amplifier load however the impact is minimal If the Analyzer is operated in system mode
43. on between an ampli fier error and a line error is not possible in this case The group numbers indicated in messa ges 12 15 refer to speaker groups configured in system mode In standalone mode this number is the same as the line number that the speaker is connected to These messages were implemented for reasons of clarity because a collective message will be displayed if all speakers of a group fail for the same reason The printer will indicate message 30 immediately after the Analyzer has been switched on The time when the device was turned off last time was stored internally This is the only message where date and time do not correspond to the time of printout 7 9 Selective Routing Control Relay The optional relays on the up to 1 024 SCBs LCBs can be addressed by the Analyzer in system mode For selective routing all SCBs LCBs are assigned to one of up to 64 groups The selective routing facility provides routing of one out of two 100 V signals to all speakers of one group This can be compared to a C A S Kreisrelaisbox circuit relay box featuring two inputs and 64 outputs Using this facility a call can be routed to dedicated speaker groups without affecting the background music played by the other speaker groups Another application would be the simultaneous transmission of two calls in different address zones As there are now two 100 V channels that may both be disabled at the same time by a single speaker un
44. onents 2 Frequent voltage drops Actions C A S Analyzer SALZBRENNER STAGETEC MEDIAGROUP Troubleshooting 33 112 SALZBRENNER STAGETEC MEDIAGROUP 1 Use exclusively double shielded cables for data connections Make sure that the wiring is correct Check the soldered joints on the data cable plugs 3 Make sure that neither data nor mains cables are damaged 4 Use an UPS unit for supplying all components of the C A S system D 8 2 7 A Connected C A S Device Does Not Work Possible reasons The device was not entered into the configuration file The device was not in operation during the configuration process No functions were assigned to the controls of the device The device was replaced and includes an improper configuration or no configuration The data line is broken Missing or improper voltage supply The device is defective SO O Go Die Actions 1 Check whether the erroneous CAS device is connected to the mains 2 Make sure that all SCBs LCBs in question are operated with the appropriate operating voltage For his purpose measure the voltage present at the last SCB LCB of each line to make sure that the supply voltage does not fall below the required voltage due to vol tage drops 3 Check whether the data line between the C A S Analyzer and other C A S components is neither damaged nor broken 4 Make sure that all devices have correctly been entered into the con
45. ong serial number assignments Actions 1 Check the data lines and operating voltages as explained in 8 1 2 A List of Errors Inclu ding Serial Numbers is Displayed 2 Make sure that you have entered the correct serial numbers Make corrections if neces sary 3 Repeat the scanning process 8 1 4 The Power Indicator Keeps Flashing After the Configuration This means that the C A S Analyzer has not left the configuration mode yet Possible reasons 1 The configuration process was cancelled because of an error Actions 1 Try to load the time setting If the C A S Analyzer does not leave the configuration mode afterwards disconnect it from the mains then reconnect it 2 Repeat the configuration process C A S Analyzer Troubleshooting 31 MD SALZBRENNER STAGETEC MEDIAGROUP 32 Troubleshooting 8 2 Operational Troubleshooting 8 2 1 Introducing Remarks The C A S Analyzer can log all error messages and fixes to a printer or a connected PC Even if you do not want to use this feature it may be useful to have a PC for example a laptop at hand in order to be able to locate the reason of an error if necessary For more information on how to proceed refer to chapter 7 8 2 Printer Computer Logging An error analysis on the exclusive basis of the front panel error indicators is difficult to per form especially in case of speaker failure We therefore recommend the use of a PC or a printer 8
46. optocoupler inputs CAS Analyzer 7 11 What Happens During Configuration 7 11 1 Serial Number Scanning This process is performed for your information only It allows determining whether your confi guration settings are correct thus providing for fixing any errors before loading the configura tion file 7 11 2 Loading the Configuration File The configuration file contains all information the C A S Analyzer requires for operation This includes number and type of the connected amplifiers general monitoring parameters pilot tone level intervals etc the serial numbers of the connected SCBs LCBs message texts and amplifier names printer and DCF77 receiver shares optocoupler input modes operation During loading the Analyzer assigns short addresses to the SCBs LCBs so it can access them quicker in operation The Generator parameters are stored in the Analyzer as the Generator itself does not have a non volatile memory This means that no reconfiguration is required after replacing a defecti ve Generator 7 11 3 Parameters and Self Test As a first step the parameters entered into the Speaker parameter window of the configurati on software are transmitted to the SCBs LCBs this does not include the Short Circuit Limit and Idling Limit parameters Afterwards a reference test is initiated on all SCBs LCBs During that test the actual cur rent run through each speaker is multiplied with a factor ba
47. or ground leakage All of the eight speaker lines can be checked for ground leakage less than 50 kQ Controlling and querying up to 1024 SCBs LCBs Each speaker that is connected to one of the up to 1024 SCBs LCBs Speaker Control Boards can be monitored for short circuit and disconnection If the C A S Analyzer is u sed in combination with a C A S Master it will additionally control the switches and control relays incorporated on the SCBs LCBs option Four optocoupler inputs for indicating external events All of the four optocoupler inputs are electrically separated from each other and from any other device components They are used for indicating external events that can be input as active HIGH or active LOW DCF77 clock signal receiver and quartz controlled clock A quartz controlled clock is provided for scheduled speaker amplifier line checks and for having a time reference on the error log printout If the DCF 77 time signal can be recei ved the integrated DCF 77 receiver can be used instead requires the optional active an tenna Error log printout Every error detected by the C A S Analyzer including its date and time can be transmitted to a matrix printer This also applies to enabling and disabling the optocoupler inputs The user can set up a special message for each possible error CAS Analyzer SALZBRENNER STAGETEC MEDIAGROUP 7 Relay output for remote failure indication Five p
48. ot be transmitted a second time therefore do not turn off the printer even when servicing it Logging the errors messages to a printer or a PC is an adequate means of localizing errors and their causes immediately and precisely Depending on the actual type of error the Analyzer sends the amplifier and line numbers the SCB LCB serial number s and individual messages whenever the optocoupler inputs are enabled or disabled respectively Similar to printing all messages may also be transmitted to a PC even in addition to printing Also the PC checks the communication line to the Analyzer and will show a message if appropriate The most recent 512 messages will be stored in the Analyzer s internal memory for PC com munication too regardless of whether they have already been printed or not This allows for you to subsequently connect a PC for error checking even when a control center has already announced a malfunction If less than 512 events have occurred since the last query this list will be complete otherwise the oldest entries will have been deleted When the Analyzer is switched on this error message list as well as the error list of the printer will be cleared The Analyzer will however check all configured components for errors and set up a new error list thus providing you with information on the current status of the overall system The date and time given in the messages always relate to the time when an event was
49. otential free relay contacts are provided for remotely indicating any failure to the control center The relays correspond to the respective front panel indicators 8 Interface to the C A S Master The Analyzer can be connected to a C A S Master using the RS485 bus interface Thus it can receive control data for SCB LCB switches and control relays and transmit error in formation to a personal computer 9 RS232 interface for PC connection standalone mode If the C A S Analyzer is operated without a Master unit a personal computer can be con nected to the RS232 interface for configuration and logging purposes C A S Analyzer Features 9 SALZBRENNER STAGETEC MEDIAGROUP 6 Connections and Operation 6 1 10 Connections and Operation GND DTR RxD TxD LED Indicators Run General Error Speaker Error RS232 to PC Front Panel Elements Internal Error External Error Printer Error The front panel features six indicators a green power LED and five red error LEDs indicating malfunctions The D Sub connector is used exclusively for computer data transmissi on 6 1 1 Power LED The green LED shows the operating status The following cases are possible 1 The LEDis off Possible reasons The device is turned off The main processor has failed 2 The LED is flashing Possible reasons GAS Analyzer is being configured A connected CAS device has just been turned on or has
50. peaker and return the results to the Analyzer The Analyzer will transmit any events to a printer or personal computer The events do not only include malfunctions but also resolutions of these malfunctions 7 2 Modes of Operation 7 2 1 Standalone Mode Standalone mode refers to a system configuration where the speaker monitoring system is not connected to a C A S Master In this case the Analyzer will transfer all clear text messa ges to a printer or a directly connected PC The computer is also used for configuring the system It is however not necessarily required for normal operation If error logging and indication is not made using the computer you may disconnect it after performing the system configuration The SCB LCB relays cannot be utilized in standalone mode as there is no option for trans mitting relay control information to the Analyzer Therefore either use SCBs LCBs without relays in this setup or establish a hardware solution for bypassing the relays C A S Analyzer Functionality 19 SALZBRENNER STAGETEC MEDIAGROUP 20 Functionality 7 2 2 System Mode When the Analyzer is used in combination with a C A S Master unit the Analyzer outputs clear text messages to a printer and or the Master This is referred to as system mode If you want to have the clear text messages output to a PC connect it to the Master Next the Analyzer configuration is performed also via the Master in
51. r the The antenna connector must not be short circuited A short circuited aerial cable may lead to N antenna may be damaged or destroyed 6 2 5 SCB LCB Connectors 6 2 5 1 Communication Connectors There are altogether eight data busses SPKR DATA BUSSES and 128 SCBs LCBs can be connected to each of them All data busses are equal meaning that there is no allocation of the data busses to the 100 V speaker lines The signal is balanced and features a maximum stroke of 2 5V The communication busses are electrically separated from the Analyzer but share the same voltage source and mass They are supplied via the SUPPLY connectors Communication with the SCBs LCBs is established using the semi duplex method The signal output by the Analyzer is generated by a UART and has a data rate of 9 600 baud Use only shielded cables for wiring the communication busses Failing to do so may result in Warning interference emission affecting the operation of neighboring devices 6 2 5 2 Voltage Supply The operational voltage that also supplies the SCBs LCBs must be fed to the SUPPLY connectors Both balanced and unbalanced voltages can be input here C A S Analyzer Connections and Operation 15 Alte SALZBRENNER ads en 6 2 5 3 Hub Control hub can be fed to the DIR connectors in case that more driving power or more than eight data bus connectors are required The signal is balanced and features a maximum strok
52. s is missing or defect please contact your dealer immediately 4 4 Rack Mounting Put the device into the rack and fix its front panel using four M5 or M6 screws not included Use appropriate plastic washers to prevent front panel damages when fixing the device C A S Analyzer Installation 7 SALZBRENNER STAGETEC MEDIAGROUP 8 Features 5 Features C A S Analyzer is the controller unit and the core component of a C A S speaker am plifier line monitoring system It features no control elements not even a power switch All parameters are set using an optionally available offline configuration software and are trans ferred to the device using a PC Afterwards the PC is disconnected thus ensuring that no parameters can be modified during operation The special features of the C A S Analyzer are 1 Function monitoring of 8 2 amplifiers with failure routing capabilities The C A S Analyzer constantly monitors up to eight amplifiers each connected to one of eight speaker lines plus up to two spare amplifiers for proper operation If one of the line amplifiers fails the C A S Analyzer will automatically route the respective line to an spare amplifier The C A S Analyzer can distinguish between failed amplifiers and short circuit lines as long as at least one emergency amplifier is available if a speaker line is short circuited no emergency amplifier will be used for that line Checking 8 speaker lines f
53. sing on the Short Circuit Limit and Idling Limit parameters This results in individual limits for each speaker that in turn will be transmitted back to the SCBs LCBs C A S Analyzer SALZBRENNER STAGETEC MEDIAGROUP Functionality 29 SALZBRENNER STAGETEC MEDIAGROUP 8 Troubleshooting 8 1 Configuration Errors 8 1 1 Analyzer Cannot Be Found This message may be displayed on the computer screen during configuration if the PC cannot connect to the Analyzer Possible reasons The C A S Analyzer is not connected to the mains The C A S Analyzer is operated with an inappropriate mains voltage The data line between the PC and the C A S Analyzer is not set up properly The data cable connector from the C A S Analyzer was connected to a PC port different from the one previously provided in the configuration software 5 The address switches of the C A S Analyzer have an improper setting EURE Actions 1 Make sure that the mains voltage printed on the rear panel of the C A S Analyzer is identical to the actual mains voltage Make sure that the C A S Analyzer is properly connected to the mains 3 Check the data cable between the PC and the C A S Analyzer Make sure that the data cable plug is properly inserted into the D Sub connectors on the front panel of the C A S Analyzer or Master 4 Check whether the plug on the other end of the data cable is properly inserted into the serial port
54. t connect the device to telecommunication networks Never operate the device in an explosive area or in an area with aggressive atmosphere CAS Analyzer SALZBRENNER STAGETEC MEDIAGROUP 2 Operating Instructions With regard to the features and specifications of this product C A S Analyzer can be used for e monitoring up to ten power amplifier channels featuring a potential free 100 V output eight of these channels are allocated to fixed lines while two more can be used as emer gency channels for substituting failed amplifiers recognizing ground leakage on up to eight 100 V speaker lines checking up to 1024 speaker lines for lost connections and short circuits selectively toggling between two 100 V signals requires a C A S Master detecting up to four external events transmitting error codes to a matrix printer or a computer C A S Analyzer is no autonomous apparatus The following devices are required for operation 1 CAS Generator for applying a 20 kHz pilot tone 2 up to 1024 SCBs LCBs Speaker Control Boards for monitoring connected speakers plus the respective number of speakers featuring a 100 V transmitter 3 up to 10 power amplifiers featuring a potential free 100 V output when using the selective switch control relay incorporated on the SCBs LCBs 4 C A S Master including all required components e when using the DCF77 signal as clock referral 5 active receiver antenna This feat
55. terface so no additional operations are required If error logging and indication is not made using the computer you may disconnect it after performing the system configuration Using the Analyzer in combination with a C A S Master and the respective peripherals signifi cantly enhances the system functionality For example the selective SCB LCB router opti onal and the control relays can be addressed from a C A S pager this is useful if you want to select between two different 100 V signals e g background music and announcements in operation Other options include controlling light signals distributed in the addressed area this is achieved by defining up to 64 paging circuits and up to 128 control relays 7 3 Test Intervals Speaker amplifier and line monitoring can be performed either constantly or intermittently or may be entirely disabled With intermitting testing errors and malfunctions are found only when the test is being per formed So if you set up a test interval of one hour an amplifier or speaker may fail and this failure may be recognized only an hour later in case that the failure occurs immediately after a test Therefore continuous monitoring is recommended for critical applications In this case the time taken for the monitoring depends only on the system size i e how many configured speakers are present and varies between a few seconds and less than a minute The availability of the connected SCBs
56. tocoupler input 2 enabled optocoupler input 2 disabled optocoupler input 3 enabled optocoupler input 3 disabled optocoupler input 4 enabled optocoupler input 4 disabled Generator ready oscillator defective Generator communication error Generator does not respond Master does not respond Master communication error Analyzer was turned off Analyzer was turned on No DCF77 signal valid DCF77 signal wrong address switch setting memory cleared battery low no printer paper printer paper re fed printer not ready printer ready The cat column shows which LED will light or which error relay will drop out in case that this error occurs CAS Analyzer The parameter column shows the meaning of the numerical value added to the message by the Analyzer The messages 1 15 consist of two parts that the parameter is inserted bet ween Each of these parts may contain up to 31 characters All other messages are single part and may consist of up to 63 characters The messages will normally have the following format date time message parameters message suffix For example 15 10 97 19 10 25 speaker 22078 failed 15 10 97 20 20 21 amplifier 1 entrance failed A maximum of 80 characters per line can be printed If the line was longer than 80 characters the Analyzer will add a line feed before the word that would exceed the line length Message 11 indicates both an amplifier and a line number as a distincti
57. ure can be used only in areas where a DCF77 signal with an adequate Warning strength can be received when logging errors on a matrix printer 6 a matrix printer A4 Letter format featuring a Centronics interface The printer should default to a Courier font 12 CPI We recommend using a tractor feeder printer and continuous form paper as these components are least susceptible to malfunctions when logging errors on a personal computer 7 a personal computer with a configuration identical to the one of the configuration computer see below e when using the optocoupler inputs 8 DC voltage source s for optocoupler connection for voltage and load specifications refer to chapter 10 Specifications C A S Analyzer Operating Instructions 3 Alte SALZBRENNER ads en The following additional equipment is required for installation 1 1 Personal Computer featuring 80386 processor min 33 MHz 16 MB RAM 1 hard disk with a minimum free space of 3 Mbytes 1 floppy disk drive312 1 44MB 1 pointing device mouse trackball that is ready for operation 1 VGA graphics board 1 free RS232 interface COM1 COM4 1 installed and running operating system Microsoft Windows 95 or Microsoft Win dows NT 4 0 2 VGA color monitor 14 with a 640 x 480 resolution 3 CAS Soft configuration software Some of these products are available as options Please refer to chapter 11 for which parts can be obtained from our d
58. ust or excessively high humi dity to reduce the risk of fire or electric shock e When disconnecting the device never pull the cable Pull the plug only Damaged cables may cause fire or an electric shock e Arrange cables in a way that nobody can walk on them or stumble e Make sure that the device is connected only to an appropriate power supply unit Failing to do may cause heavy damage to the device e Avoid overloading the mains socket by using power strips to reduce the risk of fire or electric shock e Condensation may occur inside the device when it is moved from a cool to a warm locati on In this case wait at least 6 hours before connecting the device to the mains e The power cable of the device features a 3 pole plug in order to reduce the risk of elect ric shock Connect it only to a properly earthed power socket Never use any adapters Never tape the ground contact When using an extension cable use a 3 core cable only GEES EPP PPP CAS Analyzer Safety Instructions 1 SALZBRENNER STAGETEC MEDIAGROUP 2 Safety Instructions This device contains a lithium battery There is danger of explosion if the battery is impro perly replaced Have the battery replaced only by a qualified technician authorized by Salzbrenner Stagetec Audio Video Mediensysteme GmbH Find the respective addresses on the inner part of the back cover Discard used batteries according to the manufactu rers instructions Do no
59. ver try to carry out repair work yourself Never use a fuse of a type other than specified Never bridge the mains fuse using tin or alumni foil or other conducting items as this may cause fire or an electric shock gt 36 Service and Repairs CAS Analyzer 9 3 Cleansing Clean the device at least once a month For safety reasons disconnect the device from the mains before cleaning Use a dry soft cloth to remove dust from the housing and the front panel When dirt and dust are obstinate use a soft cloth damped with small amount of dish cleaning agent ratio bet ween agent and water min 1 3 Make sure the cloth is only slightly damped so no liquid drip into the housing Never use scoring agents or cloths Never use thinners or cleaning agents containing solvents or alcohol benzene and especially acetone C A S Analyzer SALZBRENNER STAGETEC MEDIAGROUP A Warning Service and Repairs 37 Alte SALZBRENNER ads en 38 Specifications 10 Specifications 10 1 Electrical Specifications Parameter Power amplifier monitoring threshold Ground leakage monitoring threshold Signal current for 100 V relay Speaker connector control voltage SCB supply voltage range interface level RTC accuracy Pulse generator input voltage Error relay control voltage Relay output current load Optocoupler input voltage Optocoupler input current Antenna supply output voltage relating

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