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DTS-Solar2 P25 Technical Information

1. tab of the NI Engineering window differs only in that the Signalling In box is always set to Voltage mode because there is no tone RSSI available from the SB2000 SR2000 in P25 mode see Figure 2 below I NI Engineering Spectra MX800 base Signalling In Signalling Out votas Ej Manual Trigger E Enable Isolated Inputs Boundaries 1 6 1 020 Upper 209 350 Lower 3 O HO Mode Status Isolated Outputs val Signalling Status 2 o Hang secs 0 3 Bj Tone Voltage 1023 Main Audio Signalling Facilities Environment Handset 5 T a v Figure 2 NI Engineering Signalling tab Signalling In box 3 2 3 Facilities The Facilities tab of the NI Engineering window is identical in appearance to the analogue SOLAR 2 ET Test tones will only be generated in Analogue or P25 modes Note Attempting to activate a test tone in Auto mode will have no effect In P25 mode the test tone is the standard Telecommunications Industry Association TIA 1011 Hz test signal in this mode the level control has no effect This tone can be routed in either both directions as per the analogue test tone 3 24 Environment The Environment tab of the NI Engineering window is identical to the analogue SOLAR 2 ET 3 2 5 Handset For P25 the Station NI Engineering window has an additional Handset tab see Figure 3 overleaf This Handset tab is only of relevance when the S
2. UU EE aasan aa p aei a aaa Saa Paaa Eaa araea baana niwi atadai 6 PERSONAL SAFETY OR u OE EO EE Ee 7 EQUIPMENT SAFETY EE N 8 WEEE N lelie SE EE OE EE EE EE MN 10 General Notes l LULU Uu E EER ER ER ERGE GEORGE RE REEDS BEG ee EES aean A Ee RAK EE Saaai ccaeseeneunaedencesenacueesee 11 Support Contact Information l U U u uu uuu uu uu 12 Abbreviations EE EO EE OE ea ia 13 Glossary of Terms UI en ev eed Ve kwes I a ede ke we ee Ge Se eek ne eg ke kb ede ee die 15 1 INTRODUCTION EE EE EE kennel aae aaa 16 EE EE EE N EE EE EE a ayua asss 16 1 2 BRIEF DESCRIPTION RE N due 16 13 FUNCTIONAL DETAIL us es ees ees egg Pe dees ee vernede DR Se ge Dee gee Re ee Ee Ds 18 13 1 Transmit Path Central to Station ee ER RA Ee ER RA ee RR Re 18 1 3 1 1 Analogue Transmit Mode ee RA ee ee ee ee ede ee ee ee ee 18 1 3 1 2 P25 Transmit Mode SN Ee EE ee code cage AL aa Des ga EER eN We ke ee Re be 18 1 3 2 Receive Path Station to Central RA ee RR RA 19 1 3 2 1 Analogue Receive Mode ee ee RA ee ee ee ee ede ee ee ee ee 19 1 3 2 2 P25 Receive Mod 8 cine REED ee ed ee Sek De Ee Des ees EE Re wee ke ae Re takers 19 2 INSTALLATION EE EE N EE EE EE LE dele 21 2 1 SOLAR NI CONNECTORS n ccccrecctcessscnsttccestscnnscstecerscasnncecetectseataddecceeatatsescnsnaecersdeenanadecnue 21 2 2 FACILITY
3. 2 Tx Audio This input from SOLAR 2 NI enters the SB2000 on Pin 13 of CN1 DB15 Line VO connector JMP8 2 3 IN JMP27 2 3 IN T99 link IN Rx Audio This output to SOLAR 2 NI leaves the SB2000 on Pin 14 of CN1 DB15 Line I O connector SKK 1 2 OUT Microphone Audio This output to SOLAR 2 NI leaves the SB2000 on Pin 15 of CN1 DB15 Line I O connector JMP22 IN OUT depending on the gain required RV11 on the Micro Controller sets the microphone level Speaker audio This input from SOLAR 2 NI enters the SB2000 on Pin 9 of CN1 DB15 Line I O connector JMP4 2 3 IN JMP3 OUT RV10 on the Micro Controller sets speaker level as well as front panel control May 11 Page 38 APPENDIX A DTS SOLAR 2 P25 Add G Dalman APPENDIX B CONFIGURATION PROCEDURE CABLE REQUIREMENTS T36 MODULE SERIAL CABLE The details of the cable required to connect the PC to the pin header HDR1 on the T36 Module in the SB2000 base station are shown below in Figure B1 PC RS232 DB 9 Figure B1 T36 Module Serial Cable wiring details May 11 Page 39 APPENDIX B Dalman N SIMOCO Dalman Technical Services Ltd part of the Simoco Group Field House Uttoxeter Old Road Derby DE1 1NH Tel 44 0 1332 375500 FAX 44 0 1332 375501 www teamsimoco com
4. Fax 44 0 871 741 1051 Sales sales teamsimoco com For information regarding distributor agreements general product and pricing information contact Team Simoco s Account Management Team Marketing marketing teamsimoco com For general corporate information marketing programmes public relations and other general questions Technical Helpdesk Technical Support techsupport teamsimoco com Technical Support Helpline Tel 44 0 871 741 1040 May 11 Page 12 SUPPORT 6 Dalman DTS SOLAR 2 P25 Add ABBREVIATIONS The following abbreviations are used through out this document Whenever practicable wherever the abbreviation is first used the full meaning is given with the abbreviation in parenthesis after that only the abbreviation will be used Abbreviation LIST OF ABBREVIATIONS AC Alternating Current ADPCM Adaptive Differential Pulse Coded Modulation AF Audio Frequency AFSI Analogue Fixed Station Interface C4FM Continuous 4 level Frequency Modulation CD Compact Disc COR Carrier Operated Relay COSHH Control Of Substances Hazardous to Health CTCSS Continuous Tone Controlled Sub audible Squelch DC Direct Current DFSI Digital Fixed Station Interface DTS Dalman Technical Services Limited EEC European Economic Community EMC Electromagnetic Compatibility ESDS Devices Electrostatic Discha
5. Page 33 APPENDIX A G Dalman DTS SOLAR 2 P25 Add ims DIV Figure 11 Typical result for Tx Modulation displayed on RTS 14 5 On the MXTools Channel Edit page when adjustment of the 200 Hz square wave is completed select the OK button Note When selecting the OK button in Para 14 5 if any significant adjustment of the Ref Osc Level LF Audio has been made in Para 14 4 an Information message will be displayed advising that changes have been made and they have to be saved and sent to the base station to take effect 14 6 If the Information message is displayed select the OK button to save the changes and prepare the data to be sent to the base station 14 7 On the MXTools main window select the Write Channel button to store the settings back to the SB2000 base station see Figure 12 below MxTools ver 3 1 8008 Channel Information Received from connected MX800 DAR ra File Edit Setup Connect Calibration Options Live Update Help BR 0006 OG OG w Channel Info T Lock Data RF Mode WB NB Selection Ext PTT Tx Mode x x x x x x x x x x x x x x x x x x x x x x x x x x X X X X X X HX X X X X X X X Figure 12 MXTools Write Channel button 15 On the NI ET on the NI Engineering window carry out the following 15 1 On the Signalling tab deselect Manual Trigger to de key the Tx see Figure 9 May 11 Page 3
6. T T is enabled May 11 Page 22 INSTALLATION G Dalman DTS SOLAR 2 P25 Add Note This input may be programmed to be active when pulled low or not active when pulled low 2 2 8 Isolated Input 3 pin 21 Station NI This input has no system specific function but is available for a user defined purpose Central NI This input is used to indicate if the call to be transmitted by the dispatch console is P25 mode or not When this input is active P25 mode is invoked Note This input may be programmed to be active when pulled low or not active when pulled low 2 2 9 Relay 1 pins 16 amp 24 Station NI The closing contact of Relay 1 also referred to as Isolated Output 1 is used to key the SB2000 Tx As such one side is wired to 0 V common ground the other connecting to the 5B2000 PTT line Central NI This relay output is activated by the presence of an incoming voted signal 2 2 10 Relay 2 pins 17 amp 25 Station NI This relay output has no system specific function but is available for a user defined purpose Central NI The closing contact of Relay 2 also referred to as Isolated Output 2 is activated whenever an alarm condition exists on the TM 2 2 11 Relay 3 pins 18 amp 26 Station NI This relay output has no system specific function but is available for a user defined purpose Central NI The closing contact of Relay 3 also referred to as Isolated Output 3 is activated whenever
7. CONNECTOR wiss sescectvecsessicacccecesssccteaseaccceseesnsseutieeececedssanseendyirasdesccadaceetsnasnntddeceen 21 2 2 1 Audio Input pins 1 amp 10 u 21 2 2 2 Audio Output PINS 2 amp 11 ee ee eect Re aaa ee ee ee ee ke ee ashaka 22 2 2 3 Audio C4FM Input pin 3 ee ee ee Re Re ee ee ee ee ee ee eke ee ee ee ee 22 2 2 4 Audio CAFM Output pin 4 ee ee ee Re ee ee ee ee ee ee eke ee ee ee ee 22 22 5 Analogue RSSI Input pin 22 iese see ARE GE Eed Ee AE BEE EEN Ge AE ENE banan br 22 2 2 6 Isolated Input 1 pin 19 ee ee ee Re Re ee ee ee ee ee ee ee ee ee ee ee 22 2 2 7 Isolated Input 2 pin 20 ee ee u u 22 22 8 Isolated Input 3 pin 21 ci ERE EE ESE Se BARE VEE GEE Ge ee KERE gare ben nb 23 2 2 9 Relay 1 pins 16 amp 24 ee ee RA ee ee ee ee ede ee ee ee ee ede 23 2 2 10 Relay 2 pins 17 amp 25 ee RA ee RA AR RA ee ee ee ee Re ede ee ee ee ee RA 23 22 11 Relay 3 pins18 amp 26 ius EER ERGE nee ENE SEE EER Gee ee RR EE EES GE aka KEER KERE EE Rees He br 23 2 3 SB2000 CONNECTORS uu RS DES EED EE AN Ge ED Gee eee feel Ge Ge dek voe eek u Ee EE ee ed 23 23 1 GN1 Line VO Connector ives EE ES KEES ERK VA BEES Ee EE ENG Ee Rea EDE base GR eke naaa DR tn 23 2 3 2 CN2 Monitor Connector ee ee RA ee ee ee ee Re ede ee ee ee ee ede 24 2 4 SR20000 CONNECTORS u S u LD GEE
8. Een uu a Seed Gee RE EG Sa Gegee S dua 24 May 11 Page 4 CONTENTS LH DTS SOLAR 2 P25 Add 2 4 1 CN1 Line VO GOnnector EE EE EE EG Ee RS Ee einen EE GEE ke RAS Juche EE GE ee Ee ane 24 3 ENGINEERING TERMINAL snnnnvornnnennnnnnnnnvnnnenannnnnnnnnnnnnennnnnnnnnnnnnnennnnnnnnnnnnnenennnnnnnnnnnennnnnnn 25 J GENERAL EE ER OE RE N EE N 25 3 2 STATION NETWORK INTERFACE ET i uuunnnnnnunnnnnnnnnnnnnnnunnnnnnnnnnnnnnnnnnnnnnnnnnennnnnnunnnnnnnnunnnnnnnnunenn 25 3 2 1 Main AU GIO RE OE N ER N EE EE N 25 3 22 SUT ER EE u RE art 26 329 EE N 26 324 EnvifOriment uuu u uuu u Re Ee inn ENE RES ERGE Oe SESSE RE Ee E eek usss 26 325 Handset Es a Pe RR ee Be N ee be NE ed GE Ee 26 3 3 CENTRAL NETWORK INTERFACE E I U ee ees ee ek ee ee ek de ee ek ee e ee EE kk Rae EE Ek Rae AE kk ee 27 34 TRAFFIC MANAGER ET uu se uu ee Gee uuu oues ken ie dee ee ed Dee ee eed Ge ee Ge ee ede ed 27 3 4 1 Channel Setup u u ee ee Ee ee AR Re ee ee ee ee Re AA ee ee eo ee 27 3 4 1 1 Audio M00868 EE EN EE GEE EN 27 3 4 1 2 VA ERNS SA N ER Oe 28 4 CONFIGURATION ses ee Se BE Uu GE DE EL AG Ee ee ee eda ul qasa AE ee eN ew Ee ee bee de 29 4 1 STATIONNISB2000 iese see oe ESE Dele ek ER KA De de ek Ve Ge Need Ge usss Ee Re n ed quas asawa 29 4 1 1 Tools Test Equipment and Materials Required u 29 4212 Proc dui EE See EE Ee de oe EE Ee Vi de ee ie oe be Ve dd es se ee ee Eed ee en EE RE 29 4 2 GENTRALNI
9. N DFSI in develo t t pment yN n n System a a Engineering Dispatcher Dispatcher Figure 1 SOLAR P25 Two Channel System Basic Overview May 11 Page 16 INTRODUCTION G Dalman DTS SOLAR 2 P25 Add As with the original version of SOLAR the TM is capable of controlling a maximum of 32 Station Nils which may be deployed across more than one channel to a maximum of four the non P25 version can support sixteen One or more Nis may be used in Central mode Central NI to provide the console Analogue Fixed Station Interface AFSI to a P25 channel Development of a console connection direct to the TM via the Ethernet network which will provide Digital Fixed Station Interface DFSI functionality is currently in progress and expected mid 2011 On SOLAR P25 system a channel may be configured to operate in either analogue only mode P25 only mode or automatic mode The latter mode enables mixed operation on a call by call basis as might be necessary during system migration Unlike the original version of SOLAR which may be used with any base station that is simulcast capable SOLAR 2 P25 simulcast has been designed to be used with the Simoco SB2000 Base Station When used with SOLAR P25 the SB2000 base station does not participate in any part of the P25 signal processing as all that is handled by SOLAR This is quite different to when the 5B2000 is used in standalone mode as a P25 base station repeater In the future
10. Page 27 ENGINEERING TERMINAL G Dalman DTS SOLAR 2 P25 Add s Channel Setup Audio Mode Auto vi 125 KHz vi P25 Channel Settings 293 Tx NAC Hex F7E Rx NAC Hex Man P25 Figure 4 Channel Setup page P25 tab 3 4 1 2 P25 Channel Settings The P25 Channel Settings area is where the Tx and Rx Network Access Codes NAC are set The Tx NAC and TGID settings will be transmitted for all P25 calls originated by the dispatcher and for all P25 T T calls unless the Rx NAC is set to OxF7F in which case the received NAC and Talk Group Identification TGID will be transmitted If the Rx NAC is set to OxF7E or OxF7F the channel will respond to any P25 transmissions irrespective of their own Tx NAC however if set to anything else the received NAC must match or the call will be ignored May 11 Page 28 ENGINEERING TERMINAL G 4 CONFIGURATION 4 1 STATION NI SB2000 All level setting is carried out with the SOLAR 2 P25 equipment in analogue mode using an analogue Radio Test Set A final check of P25 Modulation Fidelity can be carried out at the end if a P25 Test Set is available Dalman DTS SOLAR 2 P25 Add Notes 4 When injecting tones into the SOLAR 2 P25 NI it is important to avoid exactly 1 kHz as the measuring bar graph on the ET is a little unstable at exact sub multiples of the 8 kHz sample rate The level measurement is subject to the 6 dB octave rec
11. SYSTEMS ONLY IT SHOULD NOT BE CONNECTED TO IT POWER SYSTEMS WITHOUT AN APPROPRIATE PROTECTIVE EARTH EQUIPMENT SAFETY Installation and Maintenance The SOLAR 2 P25 Network Interface System should only be installed and maintained by qualified personnel Cautions rack or equipment housing that is constructed to accommodate 19 inch equipment It MUST be installed using support shelves or runners so that the weight is not taken by the front panel The equipment should be held in place using the correct fixing screws for the rack or enclosure fitted through the front panel holes CAUTION AN EQUIPMENT INSTALLATION This equipment is designed to be installed in a May 11 Page 8 WARNINGS 6 Dalman DTS SOLAR 2 P25 Add CAUTION EQUIPMENT DAMAGE Correct operation of the system requires adequate ventilation Do not cover ventilation panels otherwise overheating and damage could result Maintenance Precautions SOLAR 2 P25 is not designed for field repair the equipment is supplied on a Return to Factory basis for all repairs However circumstances may arise whereby DTS may request that some basic work is undertaken in the field In the advent that work is conducted on the equipment it is essential that The input power connector is unplugged before any lid is removed All covers and screws should be replaced after completion of work Only approved replacement components issued from the factory are to be
12. base stations from Other Equipment Manufacturers OEMs may be deemed suitable for operation with SOLAR 2 P25 The core requirements for P25 simulcast are no different to that of non P25 systems i e the Tx modulation must be identical at all sites and Tx frequencies must be accurately maintained The major factors that determine the suitability of a base station are that both the Tx and Rx audio signal frequency responses extend down to around 10 Hz and that neither path is subject to any signal processing by the base station itself The lack of any signal processing is a crucial factor as it is absolutely imperative that the synchronised Continuous 4 level Frequency Modulation C4FM signal is not manipulated in any way in the base station transmitters All SOLAR 2 P25 Station Nls and TM units must be provided with a global timing signal to achieve system wide synchronisation this is not mandatory for Central NI units which can take timing from the TM The global timing signal is normally derived from a Global Positioning System GPS Rx and equipment that meets that requirement and is a direct plug in to SOLAR 2 is available from DTS The physical format of the SOLAR 2 P25 is identical to the non P25 SOLAR 2 equipment it is the FW that changes the capability of the SOLAR 2 equipment to operate in P25 mode Although any existing SOLAR 2 system could be upgraded to P25 mode ultimately this is dependant upon the base station that is being used
13. of at least 15 kHz and monitor the SB2000 Tx modulation Dalman DTS SOLAR 2 P25 Add NI Engineering Spectra MX800 base Name Test Tone gt CTCSS Tone MX800 base j GPS Module 422 PPS NMEA Data vi Route o External Pw Confi aS oO OA7FFF 448 Network Main Audio Signalling J Facilities Environment Handset Frequency 5 Frequency rao Hz rs Hz 54 Signalling ut tage Manual Trigger EIER Boundaries E Enable 19 ws 1020 Upper j 350 Lower a Isolated Dutputs vall m Signalling Status 2 oj Hang secs 0 3 mi Tone Voltage 1023 Main Audio J Signalling Facilities Environment Handset 8 T a 8 Figure 9 NI Engineering Signalling tab Manual Trigger 14 On the PC carry out the following 14 1 Start open the MXTools software 14 2 On the MXTools main window select the Channel Info button and on the channel table double click on the channel in use to access the MXTools Channel Edit page May 11 Page 32 APPENDIX A DTS SOLAR 2 P25 Add 14 3 On the MXTools Channel Edit page see Figure 10 overleaf adjust the various settings as per Table 5 below Table 5 MXTools Channel Edit Settings RF Mode TTR Channel Simplex Channel All unchecked Scan Channel Wide Band or Narrow Band As required 25 or 12 5 kHz bandwidth Frequency
14. on the T36 Module in the SB2000 base station 3 On the PC set the serial communications parameters to 9600 8 None 1 None 4 On the NI ET main window check that the NI is not outputting any audio or tones by carrying out the following 4 1 Select the Eng button to access the NI Engineering window 4 2 On the NI Engineering window select the Facilities tab May 11 Page 29 APPENDIX A G Dalman DTS SOLAR 2 P25 Add 4 3 On the Facilities tab check that the Test Tone is disabled and that the CTCSS Tone level is set to O zero slider to minimum 5 On the SB2000 base station switch on the power and on the PC check that the following HyperTerminal menu as shown below in Figure 5 is displayed amp 9600 HyperTerminal DEAR File Edit View Call Transfer Help DE 3 DA Ver 91 02 Read Config Reference Freq 10 MHz Tx Freq 154 025 MHz Tx Offset 0 Hz Exciter Freq 13 0 MHz Zero DC AF coupling AC Save Connected 0 01 03 ANSI 9600 8 N 1 k Figure 5 HyperTerminal Menu 6 On the PC using the HyperTerminal carry out the following 6 1 If not already set adjust the Tx Freq to the approximately Tx frequency of the channel in use 6 2 Ensure AF Coupling is set to AC If necessary press 6 to toggle it 6 3 Press 5 to zero the DC offset followed by S to save the new settings 7 Onthe TM ET carry out the follo
15. the rear panel connectors on the SR2000 refer to Section 1 General Description of the SR2000 Technical Handbook 3 Those connectors that are used for SOLAR 2 P25 NI are detailed in the following paragraphs together with their role 24 1 CN1 Line I O Connector The connector pin puts for the 15 way D Line I O socket are shown below in Table 4 Table 4 CN1 Line I O Connector 15 way D Socket Pin Function Pin Function 1 Alarm O P 2 9 ITx VF Leg A 2 Tx VF Leg B 10 0 V Common Ground 3 Rx VF Leg A 11 Tx Wideband AF I P 4 Rx Audio unfiltered amp unsquelched 12 Tx PTT E wire I P 5 Alarm O P 3 13 Tx DC FM I P 6 Alarm O P 1 or M wire 14 Rx Squelch O P 7 Rx Mute 15 Rx VF Leg B 8 Rx RSSI OP May 11 Page 24 INSTALLATION G Dalman DTS SOLAR 2 P25 Add 3 ENGINEERING TERMINAL 3 1 GENERAL In order to configure the SOLAR 2 P25 system the Engineering Terminal ET software application PC 20786 Ver 2 00 or higher will be required This application is identical to and used in exactly the same way as the non P25 version it automatically detects and identifies the type of hardware it is connected to For more detailed information on connecting and configuring the ET refer to Section 4 Introduction to the Engineering Terminal of the SOLAR 2 Handbook and User Manual 1 The specific aspects of the ET for SOLAR 2 P25 are described in the following paragraphs 3 2 STAT
16. timing signal May 11 Page 19 INTRODUCTION G The TM receives IP packets from every active Station NI site checks the timing and order of the packets the SOLAR supervisory information is removed then the P25 bit stream is decoded to detect the frame synchronisation bits Once synchronisation is achieved the TM separates and buffers the audio and LC ES LS data for each Station NI then calculates and applies data error correction Dalman DTS SOLAR 2 P25 Add The RSSI information extracted from each packet is initially used to determine the site offering the best signal Once a site has been voted the voice data frames and error rate information are extracted The SOLAR supervisory information and system management data are added and the resulting digital stream passed to the Ethernet encoder which wraps up the data into IP packets to send to the Central NI at the next internal timing signal The next step in the process assumes that the NI is set to Auto mode whereby the NI determines the nature of the incoming signal and acts accordingly If P25 is detected the recovered P25 data is placed into SOLAR IP packets however if the signal is conventional audio i e no P25 sync word the digitised audio will encoded with G 726 and placed directly into SOLAR IP packets The result of either action is that IP packets carrying a representation of the input signal will be passed to the TM over the Ethernet network If the channe
17. to every Station NI on the occurrence of the next internal timing signal At the Station NI the P25 information is extracted from the IP packets and buffered the supervisory data being used as appropriate The P25 data is now turned into the C4FM modulating signal the waveform is shaped and after level adjustment is output from the Station NI at exactly the same time real time at every Station NI This output connects directly to the Tx modulator and therefore achieves transmitted signal synchronisation across all sites 1 3 2 Receive Path Station to Central The unprocessed wideband audio from the Rx is fed into the Station NI through the unbalanced wideband input A RSSI voltage and a squelch open or Carrier Operated Relay COR signal are also required each being fed into dedicated inputs The Rx squelch signal is used by the Station NI to validate the presence of a received signal The received audio is digitised over sampled and passes through two routes in parallel one route processes plain audio and the other route processes P25 signals 1 3 2 1 Analogue Receive Mode The audio is band pass filtered and the level adjusted according to channel spacing It is then encoded to G 726 ADPCM and assembled into IP packets every 20 ms The RSSI and SOLAR supervisory data is added and then passed to the Ethernet encoder which wraps up the data into IP packets to send to the TM at the next internal 20 ms timing signal The TM receives I
18. 11 The selection of the best received signal from a collection of signals presented individually and simultaneously Page 15 ABBREVIATIONS G 1 INTRODUCTION 1 1 SCOPE The purpose of this addendum is to provide the information necessary for the correct installation configuration and operation of a SOLAR 2 P25 system Dalman DTS SOLAR 2 P25 Add Much of the technical information and operation of a SOLAR 2 P25 system is exactly the same as the basic SOLAR 2 system and will not be repeated here Therefore this addendum should be used in conjunction with the SOLAR 2 Technical Handbook and User Manual 1 as references will be made to the appropriate sections of that SOLAR 2 Technical Handbook 1 2 BRIEF DESCRIPTION SOLAR 2 provides the means to deliver synchronised audio that is carried over an Internet Protocol IP network to multiple base station transmitters for simulcast operation Building upon this well proven synchronising engine there is now a version of SOLAR 2 that supports simulcast P25 A SOLAR 2 P25 system will comprise of at least one SOLAR Traffic Manager TM and a number of Station Network Interfaces Station NIs A single TM may be used as a standalone entity or be paired with a second unit working in duplicated mode for enhanced resilience 1 1 operation A basic overview of a SOLAR P25 two channel system is shown below in Figure 1 NI in Station RR NI in Central mode p N
19. 25 receive this O P set indicates that any incoming call is from a P25 mobile If the channel Audio Mode is set to P25 this O P will be active continuously and if the channel Audio Mode is set to Analogue it will never be active Therefore in both these cases the O P can be ignored or used as an independent O P There is currently no tone keying option with SOLAR 2 P25 although Tone Remote Control TRC is planned May 11 Page 37 APPENDIX A G Dalman DTS SOLAR 2 P25 Add APPENDIX A SB2000 LINK SETTINGS FOR SOLAR 2 P25 The link settings detailed in this Appendix should only be carried out by qualified engineering personnel CAUTION Electrostatic Discharge Sensitive Devices ESDS Devices This equipment contains ESDS Devices refer to the Personal Safety and Equipment Safety pages LINK SETTINGS When the SB2000 base station is working with a SOLAR 2 P25 NI four separate audio paths for the Tx Audio Rx Audio Microphone Audio and Speaker Audio have to be created through the SB2000 Micro Controller Printed Circuit Board PCB This is achieved by adjusting various link and jumper settings on the Micro Controller as detailed below For details of the Micro Controller PCB component layout refer to Section 8 Drawings of the SB2000 Technical Handbook 2 For details of the functions of the Micro Controller Jumpers refer to Section 2 Installation and Operation of the SB2000 Technical Handbook
20. 4 APPENDIX A G Dalman DTS SOLAR 2 P25 Add 16 17 18 19 20 21 Note 15 2 On the Facilities tab set the Test Tone to a frequency of 1011 Hz and to a level of 4 4 dB Set the CTCSS Tone level to 0 see Figure 13 below 15 3 On the Signalling tab select Manual Trigger NI Engineering Test Station 2 Name Test Tone CTCSS Tone Test Station 2 GPS Module 422 PPS NMEA Data vi Misc Alarms O Network Frequency i Frequency Ps i 1011 He i 118 8 Hz ru Route DO Extemal m Network sd 0 Fw Contig 2 Ox7FFF 4 4 dB Main Audio Signalling Facilities Environment Handset Eg IE Figure 13 NI Engineering Facilities tab Test Tone settings On the Radio Test Set set it up to use a Band Pass AF Filter response ideally 300 Hz 3 4 kHz and monitor the SB2000 Tx modulation On the NI ET on the Main Audio tab of the NI Engineering window using the coarse and fine Out Audio Level controls adjust the Tx deviation to 60 i e 1 5 kHz for 12 5 kHz channel or 3 kHz for 25 kHz channel Approximate settings are coarse control to 0 dB and fine control to around 70 On the NI ET on the Facilities tab deselect the External Test Tone Route If CTCSS is being used on the Main tab of the TM ET Channel Setup page ensure that the CTCSS tone frequency is set correc
21. AFSI ME N EE EN 37 APPENDICES A B2000 LINK SETTINGS FOR SOLAR P25 B CONFIGURATION PROCEDURE CABLE REQUIREMENTS May 11 Page 5 CONTENTS RE DTS SOLAR 2 P25 Add FIGURES Page Figure 1 SOLAR P25 Two Channel System Basic Overview RR 16 Figure 1 NI Engineering Main Audio tab new Audio Mode box 25 Figure 2 NI Engineering Signalling tab Signalling In box 26 Figure 3 NI Engineering Handset tab a n 27 Figure 4 Channel Setup page P25 tab u u u u 28 Figure 5 HyperTerminal MENU ese ee ee ee Re ee ee ee RA ee ee ee RA Re ee ee ee ee RA Re ee ee ee ee Re ee ee ee 30 Figure 6 NI ET Audio Mode to Remote sesse ees see ee ee ee ee ke ee ee ee ee Re ee ee ee ee RR ee ee ee ee 30 Figure 7 NI Engineering Main Audio tab In Audio Sensitivity settings 31 Figure 8 NI Engineering Facilities tab Test Tone Frequency ees se ee ee ee Re ee ee bee 32 Figure 9 NI Engineering Signalling tab Manual Trigger 32 Figure 10 MXTools Channel Edit page a 33 Figure 11 Tx Modulation displayed on RTS ee ee RA Re ee ee ee a 34 Figure 12 MXTools W
22. B2000 SR2000 base station is fitted with an engineers monitor loudspeaker and microphone The Mic Sensitivity and Speaker Level controls are used to set the approximate levels as the microphone input is fitted with a Voice Operated Gain Adjusting Device VOGAD which compensates for a wide range of sound levels and the speaker if fitted has a front panel volume control The Handset Mode selector determines the audio source feeding the loudspeaker and the direction the microphone audio is sent Mobile or Control when its PTT switch is pressed May 11 Page 26 ENGINEERING TERMINAL G Dalman DTS SOLAR 2 P25 Add Mic Sensitivity Speaker Level Handset Mode i i re em for i i i Off To Control To Mobile a 2 0 dB 60 0 dB 127 Main Audio Signalling Facilities Environment Handset Figure 3 NI Engineering Handset tab 3 3 CENTRAL NETWORK INTERFACE ET For the Central NI ET all the differences specific to P25 are contained on the NI Engineering window which is accessed from the NI main window by selecting the Eng button The Main Audio tab is the same as the Main Audio tab on the Station NI Engineering window except that the In Audio Sensitivity and Out Audio Level controls operate on the 600R audio I P and O P and affect the levels to from the dispatcher console The Signalling tab is the same as the Signalling tab on the Station NI Engineeri
23. Dalman SOLAR 2 Simulcast over IP Synchronised SOLAR 2 Sync amp Non synchronised SOLAR 2 Lite P25 ADDENDUM to the TECHNICAL HANDBOOK AND USER MANUAL DTS SOLAR 2 P25 Add Issue 1 0 REVISION 1 0 DATE 18 May 11 PREPARED BY PJ APPROVED BO POSITION Bid Eng Dalman Technical Services Ltd Field House Uttoxeter Old Road Derby DE1 1NH Tel 44 0 1332 375500 FAX 44 0 1332 375501 UALITY ANAGEME http www teamsimoco com Simoco 2011 Certificate number 9467 QM8002 6 PREFACE DECLARATION This Technical Manual Addendum covers the SOLAR 2 P25 equipment It should be used in conjunction with the SOLAR 2 Technical Handbook and User Manual Document Reference DTS SOLAR 2 TH Issue 1 0 Dalman DTS SOLAR 2 P25 Add Any performance figures quoted are subject to normal manufacturing and service tolerances The right is reserved to alter the equipment described in this manual in the light of future technical development Changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment NOTE The manufacturer is not responsible for any radio or television interference caused by unauthorized modifications to this equipment Such modifications could void the user s authority to operate the equipment CERTIFICATION AND APPROVALS APPLYING TO THIS EQUIPMENT This equipment is constructed to meet E
24. ION NETWORK INTERFACE ET For the Station NI ET all the differences specific to P25 are contained on the NI Engineering window which is accessed from the NI main window by selecting the Eng button 3 2 1 Main Audio On the Main Audio tab of the NI Engineering window a new box has been included that shows the Audio Mode which allows the Station NI to be configured and operated locally independent of the TM see Figure 1 below SI NI Engineering Spectra MX800 base In Audio Sensitivity Out Audio Level In Route Offset mj Inhibit 0 us Out Route LF Talk Thru El inhibit a Enable 10018 Audio Mode Remote i Analog 12 5 KHz 1 el en 0 dB 3 s 0 dB Gi Main Audio Signalling Facilities Environment Handset Figure 1 NI Engineering Main Audio tab new Audio Mode box When the Audio Mode is set to Remote the Station NI follows the Audio Mode of the channel it is assigned to however it can be set locally to Analogue P25 or Auto with the Analogue modes being 12 5 kHz or 25 kHz to match the SB2000 SR2000 bandwidth setting Note On a working site setting the Audio Mode to anything other than Remote can end up with this station being at odds with others on the channel which can cause a degradation in overall transmitted signal quality in overlap areas May 11 Page 25 ENGINEERING TERMINAL G Dalman DTS SOLAR 2 P25 Add 3 2 2 Signalling The Signalling
25. P packets from the Station NI checks the timing and order of the packets separates and buffers the audio data and reads the RSSI information Comparisons of RSSI levels are made from all incoming packets that originated at the same time in order to make as close a like for like signal comparison as possible The packet site offering the highest RSSI level is selected or voted and that packet is output towards the Central NI At the Central NI packets are again buffered and checked for arrival order Under the control of the timing settings applied to system the Central NI will take the audio data from the buffer decode it back to audio at the correct time and output it to the dispatch console system If the channel is operating in T T or Repeat mode the audio from the voted packet will be used for the outgoing path outgoing supervisory data will be added and then passed to the Ethernet encoder so that the IP packets are re broadcast to all sites on the channel 1 3 2 2 P25 Receive Mode The P25 processing route takes the incoming audio that is a C4FM signal and extracts the P25 symbols to produce a digital bit stream This process also flags that the incoming signal is P25 as opposed to plain audio The data stream is split into 20 ms data blocks the SOLAR supervisory information and system management data are added and the resulting digital stream is wrapped up into IP packets for the Ethernet encoder to send to the TM at the next internal
26. S SOLAR 2 P25 Add signal For P25 signals the TM checks for errors and applies error correction Received Signal Strength Indication RSSI information is used for signal quality comparison measurements so that the site offering the best incoming signal is selected or voted The site that is presenting the best quality signal will be selected and data packets passed to the Central NI which will decode the plain or P25 audio as appropriate and output analogue audio to the console system with any corresponding signalling 1 3 FUNCTIONAL DETAIL The task fulfilled by the SOLAR 2 NI varies according to the role of the unit Central or Station and the mode of operation of the channel and or the type of signal being received In Central mode the NI provides the P25 voice coding vocoding and decoding and provides the AFSI to the dispatch console In Station mode the NI will output synchronised audio or synchronised P25 C4FM data which is fundamental to operating the channel in simulcast mode Audio from the base station Rx is digitised by the NI and processed according to the channel mode before being passed back to the TM for signal evaluation and Rx voting 1 3 1 Transmit Path Central to Station Audio is fed into a Central NI through the isolated balanced 600R input from a dispatch console and will be accompanied by a signal dry contact to show that the Tx function is active Press To Talk PTT on The audio is digitised over sampl
27. Settings Tx Subtone Hz Digital Continuous Updated Enabled Checked Potentiometer Ref Osc Freq Settings VCO Level VF Audio 14 4 On the MXTools Channel Edit page adjust the Ref Osc Level LF Audio so that the Note top and bottom of the 200 Hz square wave displayed on the RTS is as flat as possible When making the adjustment in Para 14 4 any overshoot near the transitions can be ignored The Ref Osc Level LF Audio control should end up around the 230 level and with care it s possible to get the square wave nearly perfect where one step either way is obviously incorrect see Figure 11 overleaf May 11 Channel Edit Edit Channel Number Access OK Apply Cancel Frequency Settings Tx Frequency MHz 154025000 CTCSS Rx Frequency MHz 146 512500 CTCSS Tx Subtone Hz Disabled DCS Rx Subtone Hz 188 OCS Synthesizer Settings Digital Potentiometer Settings Tx Subtone Level 0 6 3 Max 12 5 kHz Narrow Band ve Max Tx Synth Step Size kHz 2 5 Ea Modulo 5 8 RF Mode Min sas Mnt Min TTR Channel ca 128 200 230 Simplex Channel Tx RF Power Ref Osc Freq Level Ref Osc a VF Audio LF Audio Scan Channel Continuous Peak Deviation Setting Wide Band C Narrow Band Update Enabled 2 APCO P25 Channel Settings Note P25 requires Narrow Band configuration Figure 10 MXTools Channel Edit page
28. Signalling tab select Manual Trigger Note In this configuration tone frequency and level settings are not relevant as a standard P25 TIA 1011 Hz test signal will be transmitted 26 On the P25 Radio Test Set confirm that the modulation fidelity is around 2 May 11 Page 36 APPENDIX A DTS SOLAR 2 P25 Add G 4 2 CENTRAL NI AFSI The SOLAR 2 P25 Central NI is set up in the same way as SOLAR 2 Analogue except that in normal operation some of the Isolated Inputs and Isolated Outputs have different functions Dalman In SOLAR 2 P25 all of the Isolated Inputs and Isolated Outputs have an Auto function and should normally all be set to this mode see Figure 14 below Isolated Inputs 1 Auto vi 2 Auto vi 3 Auto vi Alarms Mode Status Isolated Outputs 1 Auto vi 2 Auto vi 3 Auto vi Mode Status Figure 14 Isolated Inputs and Outputs Auto function The functions of the Isolated Inputs and Isolated Outputs are as follows Input 41 PTT as SOLAR analogue Input 2 T T as SOLAR analogue Input 3 P25 select With the channel Audio Mode set to Auto activating this I P will cause the channel to transmit in P25 mode This I P has no function if the channel Audio Mode is set to Analogue or P25 and in these cases the I P can be ignored or used as an independent I P Output 1 COR as SOLAR analogue Output 2 Alarm as SOLAR analogue Output 3 P
29. abel of the container in which it was supplied On the material Safety Data Sheet In any local Safety Orders and Regulations WARNINGS Beryllium and Beryllia WARNING BERYLLIUM AND BERYLLIA COMPONENTS AND SEMICONDUCTOR DEVICES CONTAINING BERYLLIUM OXIDE MAYBE USED IN THIS EQUIPMENT REFER TO THE CONTROL OF SUBSTANCES HAZARDOUS TO HEALTH REGULATIONS COSHH 2002 AND OR THE APPROPRIATE SAFETY DATA SHEET May 11 Page 7 WARNINGS RE DTS SOLAR 2 P25 Add Dangerous Voltages Dangerous voltages exist in this equipment for the appropriate Safety precautions refer to the Electricity at Work Regulations 1992 Depending on the variant and model the SOLAR 2 P25 equipment may be fitted with an Internal AC Power Supply If an Internal AC Power Supply is fitted a standard International Electrotechnical Commission IEC mains connector will be fitted on the rear panel refer to the Power Requirements Page 22 and the Section 3 Description for further details WARNING THIS EQUIPMENT MUST TO BE CONNECTED TO A MAINS POWER SUPPLY THAT HAS A SAFETY EARTH CONNECTION CONDUCTOR CURRENT SENSING DEVICE REFER TO DTS FOR CONNECTION TO IT POWER SYSTEMS WARNINGS DO NOT CONNECT THE MAINS ELECTRICITY SUPPLY UNTIL THE INSTALLATION IS COMPLETE DISCONNECT THE MAINS ELECTRICITY SUPPLY BEFORE WORKING ON AN OPEN SOLAR 2 UNIT OR POWER SUPPLY UNIT TRAY WARNING THIS EQUIPMENT IS DESIGNED TO BE CONNECTED TO TN AND TT POWER
30. abled either directly or through a software application e g Button Control Switch The internal negative supply line to which the internal circuitry is referenced A One Pulse Per Second timing signal timed from the leading or rising edge Frequency A composite audio band signal that may include tones CTCSS A sub audio tone used for validating a received signal also known as a PL tone Closed Contact Connects to the common or pole contact when a relay is not energised off Firmware The embedded code that makes Voter II function G 726 G 726 is an ADPCM speech codec standard covering the transmission of voice at rates of 16 24 32 and 40 kbit s Ground Gnd A connection that is the same potential as the chassis or case earth Go GO A signal that flows towards the base station transmitter In A signal that is entering SOLAR 2 Key Keyed A signal that can cause transmit mode or the transmit condition itself Open Contact Connects to the common or pole contact when a relay is energised on Out A signal that is leaving SOLAR 2 Press To Talk The action or signal that causes the equipment to be placed into transmit mode or to be keyed Return RTN A signal that flows from the base station receiver receive Sig Signalling A state or tone that is used to indicate a defined condition Vote voting May
31. amage to equipment and or the environment Before commencing the installation or any maintenance of this equipment personnel are to acquaint themselves with all risk assessments relevant to the work site and the task They must then comply with the control measures detailed in those risk assessments References covering safety regulations health hazards and hazardous substances are detailed under the WARNINGS section below These are referred to in the tasks when encountered Adequate precautions must be taken to ensure that other personnel do not activate any equipment that has been switched off for maintenance Refer to the Electricity at Work regulations 1992 Where dangerous voltages are exposed during a task safety personnel are to be provided as detailed in the Electricity at Work regulations 1992 Where safety personnel are required for any other reason management are to ensure that the personnel detailed are aware of the hazard and are fully briefed on the action to be taken in an emergency Where equipment contains heavy components or units that require lifting lowering pulling or pushing operations to be performed on them during maintenance tasks all managers and tradesmen are to be conversant with the Manual Handling Operations Regulations 1992 ISBN 0110259203 Hazardous Substances Before using any hazardous substance or material the user must be conversant with the safety precautions and first aid instructions On the l
32. as outlined below Any such upgrade would result in considerable disruption to operation of the system as the inter connections between the Station NI and base station are significantly different and would have to be changed at every site as a minimum The Station NI will also decode the voice data and output audio to feed to the monitor loudspeaker of the SB2000 if fitted for unencrypted audio only Similarly the audio from the engineer s microphone front panel socket is fed into the Station NI where it is encoded into P25 frames allowing the engineer to talk out on the Tx or talk back to the control in an unencrypted format The TM receives IP packets from and sends IP packets to every NI on the system The IP packets are formatted in exactly the same way as for SOLAR 1 in order to maintain commonality as well as using time proven format and simplifying processing when signals are conventional analogue and not P25 In the Tx direction outgoing the TM constructs the P25 frames from the voice data bit stream coming from the Central NI in IP packets or from the voted Station NI if in talkthrough T T mode The TM sends out the P25 frames in IP packets to every Station NI on the channel In non P25 mode the packets from the Central NI or voted Station NI are basically replicated for each Station NI In the Rx direction incoming the TM reads the data in the packets to determine the mode of May 11 Page 17 INTRODUCTION G Dalman DT
33. ed and the processing route for the audio is then determined by the mode of operation 1 3 1 1 Analogue Transmit Mode The Tx audio is pre emphasised limited and then compressed to G 726 Adaptive Differential Pulse Coded Modulation ADPCM standard The resulting digital stream is assembled into IP packets every 20 ms where the SOLAR supervisory data is added and then passed to the Ethernet encoder for sending to the TM The TM receives IP packets from the Central NI checks the timing of the packet arrival then replicates the data for every Station NI that is on the channel SOLAR supervisory information is added and then passed to the Ethernet encoder which wraps up the data into IP packets to send to every Station NI at the next internal timing signal At the Station NI incoming packets from the TM are checked for timing and placed in a buffer store in their true original sequence as opposed to the order in which they arrive although it is likely to be the same The supervisory data is extracted and appropriate actions taken which can range from activating an output such as the Tx key to adjusting a setting or level control The G 726 encoded digital stream is decoded back to full Pulse Coded Modulation PCM and de emphasised to restore a flat end to end response It is then high pass filtered to remove any sub audio content but has to be pre emphasised and limited again to ensure that the Tx modulation mask is not exceeded the Tx modu
34. eive de emphasis so it is advisable to stay close to 1 kHz The test tone frequency used for P25 testing is 1011 Hz therefore this can easily be used for analogue testing as well 4 On the ET before any changes to settings can be made the Eng button must be selected Once any change has been made the Apply button must be pressed for the change to take effect Multiple changes may be made and implemented together with a single Apply action Failure to apply a change will result in the attempted change being abandoned and settings will revert to their previous state when the corresponding Eng button is released 4 1 1 Tools Test Equipment and Materials Required The following Tools Test Equipment and Materials will be required to perform this procedure Analogue Radio Test Set RTS T36 Module Serial Cable refer to Appendix B for the required cable details Personal Computer PC with the following software installed SOLAR 2 Engineering Terminal MXTools HyperTerminal 4 1 2 Procedure 1 On the SB2000 base station carry out the following 1 1 Ensure that the power is switched off 1 2 Refer to Appendix A and check that all the internal links are set correctly 1 3 Check that the T36 External Reference option is correctly configured 2 Using the T36 Module Serial cable connect the PC with the HyperTerminal software or similar serial communications program installed to the pin header HDR1
35. he interests of improving the performance reliability or servicing of the equipment DTS reserves the right to update the equipment or this document or both without prior notice May 11 Page 2 PREFACE 6 Dalman DTS SOLAR 2 P25 Add ERRORS AND OMISSIONS The usefulness of this publication depends upon the accuracy and completeness of the information contained within it Whilst every endeavour has been made to eliminate any errors some may still exist It is requested that any errors or omissions noted should be reported to Dalman Technical Services Ltd Field House Uttoxeter Old Road Derby DE1 1NH UK Tel 44 0 871 741 1050 E mail customerservice teamsimoco com DOCUMENT HISTORY Issue Date 1 0 May 2011 Initial Issue RELATED DOCUMENTS 1 DTS SOLAR2 TH SOLAR 2 Simulcast over IP Synchronised SOLAR 2 Sync amp Non synchronised SOLAR 2 Lite Technical Handbook and User Manual Issue 1 0 dated 14 January 2011 2 SGD SB2000 TM SB2000 Base Station Repeater Receiver and Transmitter Technical Handbook Issue 1 0 dated March 2011 3 SGD SR2000 TM SR2000 Base Station Repeater Receiver and Transmitter Technical Handbook not yet Issued May 11 Page 3 PREFACE SH DTS SOLAR 2 P25 Add TABLE OF CONTENTS Page T MM EnaA 1 dle EE Sumu usa EE OO EE N EE N EE 2 Table of Contents this list J u u u L U ULV BE EER deken did 4 HISTOR Figures AE EE N Ee OE EE N aaa 6 Listof Tables
36. his input will come from a console dispatch system May 11 Page 21 INSTALLATION G Dalman DTS SOLAR 2 P25 Add 2 2 2 Audio Output pins 2 amp 11 Station NI The source of the audio signal that is output on these pins will either be the base station Rx or the network as selected by the engineer on the NI ET Whichever source is selected when P25 data is detected or P25 mode is selected the signal will be passed through the P25 decoding process otherwise this is bypassed The recovered audio passed to the audio output is wired to the base station monitor loudspeaker circuit allowing the engineer to monitor the unencrypted speech traffic in either direction as selected Central NI The source of the audio output will be taken from the IP packets that have originated from the site selected by the TM during the voting process The data in these packets may be a vocoded bit stream which will be decoded by the NI or plain audio according to the nature of the incoming signal The audio output will present the best received incoming signal to the console dispatch system 2 2 3 Audio C4FM Input pin 3 Station NI This input is wired directly from the unprocessed unfiltered Rx output of the 5B2000 SR2000 base station The NI will digitise the incoming signal and process the data to determine if it is a P25 signal with sync information or simply a plain analogue signal Either result produces IP packets that carry a representation of the i
37. l is set to a fixed mode of operation such that it will only pass one format of signal i e only P25 or only analogue the voter will only select that type of incoming signal May 11 Page 20 INTRODUCTION c RE DTS SOLAR 2 P25 Add O 2 INSTALLATION 2 1 SOLAR NI CONNECTORS The electrical and physical specifications of the SOLAR 2 P25 unit are the same as the non P25 version of SOLAR 2 For further information refer to Section 2 Specifications of the SOLAR 2 Technical Handbook and User Manual 1 Similarly the GPS I O Environment Serial and Ethernet connectors on the rear panel of the Solar 2 P25 unit are physically and functionally identical to those of the non P25 SOLAR 2 unit For further information refer to Section 3 Installation of the SOLAR 2 Technical Handbook and User Manual 1 2 2 FACILITY CONNECTOR On the Facilities connector for a NI the functional role of some of the inputs and outputs presented differ for the P25 version and these are detailed below Whilst the role of many connections remains exactly the same as for the non P25 version of the SOLAR 2 NI the use of some such as the Analogue RSSI Input for example is now mandatory hence they have been included in the following sections Some of these signals are referenced to the 0 V Common Ground line which is presented on several pins and it is therefore assumed that one or more of these pins will be wired To achieve the correct operatio
38. lation input is wideband and unlimited for maximum fidelity The shaped audio is fed into a mixer where Continuous Tone Controlled Sub audible Squelch CTCSS Private Line PL tone can be mixed with the audio this was not possible with SOLAR 1 and sub audio tones had to be fed into the Tx through a separate input 1 3 1 2 P25 Transmit Mode The Tx audio from the dispatch console is first encoded to the Improved Multiband Excitation IMBE standard resulting in a vocoded digital bit stream This is assembled into IP packets every 20 ms where the SOLAR supervisory data is added and then passed to the Ethernet encoder for sending to the TM May 11 Page 18 INTRODUCTION G Dalman DTS SOLAR 2 P25 Add The TM receives IP packets from the Central NI checks the timing and order of the packet arrival separates and buffers the audio data The voice data and status bits are interleaved and assembled into the final P25 voice message structure starting with a Header Data Unit HDU then followed alternately by Logical Link Data Units types 1 and 2 LDU1 and LDU2 to make a Superframe The end of the message is signalled with a Terminator Data Unit TDU The resulting P25 frames are split into 20 ms blocks which are replicated for every Station NI on the channel The SOLAR supervisory information and system management data are added and passed to the Ethernet encoder which wraps up the data into IP packets to send
39. n of these inputs and outputs for the SOLAR P25 systems they will require specific configuration settings which will be detailed later in this addendum Table 1 26 way high density D NI Facilities VO Sockets Function Pin Function Audio I P balanced 600R with pin 10 14 0 V Common Ground Audio O P balanced 600R with pin 11 15 0 V Common Ground Audio C4FM I P high high impedance with 0 V not DC isolated Audio C4FM O P high unbalanced 600R with 0 V not DC isolated 0 V Common Ground 18 Relay 3 Common pole 0 V Common Ground 19 Isolated I P 1 Relay 1 Normally closed 20 Isolated VP 2 Relay 2 Normally closed 21 Isolated I P 3 Relay 3 Normally closed 22 Analogue RSSI I P Audio I P balanced 600R with pin 1 23 0 V Common Ground Audio O P balanced 600R with pin 2 24 Relay 1 Normally open 0 V Common Ground 25 Relay 2 Normally open 0 V Common Ground 26 Relay 3 Normally open 16 Relay 1 Common pole 17 Relay 2 Common pole The 0 V Common Ground connection on pins 5 6 12 13 14 15 and 23 are joined internally 2 2 1 Audio Input pins 1 amp 10 Station NI The audio for this input will come from the engineer s handset microphone allowing an engineer to select whether to talk out over the air or to talk back to a dispatch console system Central NI The audio for t
40. ng window except that the Signalling In controls have no effect The Facilities tab is the same as the Facilities tab on the Station NI Engineering window except that there is no CTCSS Tone control as this is not relevant in a Central NI The Environment tab is the same as the Environment tab on the Station NI Engineering window There is no Handset tab on the Central NI ET 3 4 TRAFFIC MANAGER ET For the TM ET all the specific differences for P25 operation are contained on the Channel Setup pages which are accessed by selecting the Setup button on the appropriate Chn tab located at the top of the lower area of the TM main window For more detailed information refer to Section 6 Traffic Manager ET in the SOLAR 2 Technical Handbook and User Manual 1 3 4 1 Channel Setup On the Channel Setup pages the significant difference is that the page now contains Main and P25 tabs with the new features parameters accessed via the P25 tab see Figure 4 overleaf 3 4 1 1 Audio Mode The channel s Audio Mode is set here This mode will be adopted by all NIs assigned to this channel as long as they have their individual Audio Mode set to Remote See Section 3 2 1 Main Audio In Analogue or Auto mode the channel bandwidth must be set to either 12 5 kHz or 25 kHz to match the setting in the SB2000 SR2000 base stations and all the base stations must be set the same May 11
41. nput signal which are sent to the TM over the Ethernet network Central NI This input has no function 2 2 4 Audio C4FM Output pin 4 Station NI This output connects directly to the Tx direct modulation input The NI will produce a signal from the IP packets when operating in P25 mode this will be the C4FM modulation signal or a response limited analogue waveform when operating in analogue mode In analogue mode this output may also contain a CTCSS PL tone if one is to be transmitted on the channel In either analogue or P25 mode the output signal will be synchronised across all stations operating within the same channel Central NI This output has no function 2 2 5 Analogue RSSI Input pin 22 Station NI The variable voltage RSSI output from the SB2000 Rx connects to this input Central NI This output has no function 2 2 6 Isolated Input 1 pin 19 Station NI This input is used to indicate that the Rx squelch is open The input is pulled low to 0 V by the M wire output from the SB2000 SR2000 Central NI This is the channel key PTT input from the dispatch console by a closing contact Note This input may be programmed to be active when pulled low or not active when pulled low 2 2 7 Isolated Input 2 pin 20 Station NI This input has no system specific function but is available for a user defined purpose Central NI This input is used to control the T T function on the channel When this input is active
42. o use CTCSS it will be necessary to temporarily change Isolated Input 1 to Monitor mode on the Signalling tab to make this adjustment Once the adjustment has been made change it back to Auto mode immediately afterwards M NI Engineering Spectra MX800 base In Audio Sensitivity Out Audio Level In Route Offset I pr H El inhibit D us i Out Route LF Talk Thru i El inhibit El Enable i Audio Mode f i Remote v Analog 12 5 KHz 10018 1 GA ro OdB 3 Main Audio Signalling Facilities Environment Handset Eng Figure 7 NI Engineering Main Audio tab In Audio Sensitivity settings 11 On the SB2000 base station connect the analogue Radio Test Set to the Tx RF O P 12 On the NI ET on the NI Engineering window carry out the following 12 1 On the Facilities tab set the Test Tone Frequency to 200 Hz and select the External Route 12 2 Select the Apply button 12 3 On the Facilities tab check that the Test Tone Frequency has changed to MOD indicating that the SB2000 Modulation Balance test signal is being generated see Figure 8 overleaf 12 4 On the Signalling Tab select Manual Trigger see Figure 9 overleaf 12 5 Select the Apply button The SB2000 Tx will be keyed and modulated with a 200 Hz square wave May 11 Page 31 APPENDIX A G 13 On the Radio Test Set use a Wide Band AF Filter setting with a response
43. recycling May 11 Page 10 WEEE NOTICE 6 GENERAL NOTES APPLICABILITY The information contained in this addendum is only applicable for DTS SOLAR 2 P25 Add Dalman Traffic Manager Firmware FW Version TM 21786 Ver 1 00 Network Interface FW Versions FW 21786 Ver 1 00 amp DSP 21786 Ver 1 00 and Engineering Terminal ET Version PC 20786 Ver 1 00 or Later versions of each PAGINATION Following initial issue any page that has been amended or updated will also bear an updated reference DOCUMENT PRESENTATION AND AVAILABILITY Presentation The technical information is presented in electronic form on a Compact Disc CD with all presentations as HTML or Acrobat PDF Availability The latest version of the technical information is available on the Dalman web site http Awww dalmants co uk under the product name The information on the website will be updated as appropriate revision version references and the date of presentation will be shown May 11 Page 11 GENERAL NOTES 6 Dalman DTS SOLAR 2 P25 Add NEI di T e CONTACT INFORMATION DTS is part of the Simoco Group At Simoco we welcome your comments feedback and suggestions Departmental contacts for Team Simoco which is also part of the Simoco Group have been provided for your quick reference below Customer Services Customer Services customerservice teamsimoco com Customer Services Tel 44 0 871 741 1050
44. rge Sensitive Devices ETSI European Telecommunications Standards Institute ET Engineering Terminal FCC Federal Communications Commission FM Frequency Modulation FW Firmware GPS Global Positioning System HDU Header Data Unit IEC International Electrotechnical Commission IMBE Improved MultiBand Excitation VO Input Output VP Input IP Internet Protocol LDU Logical link Data Unit NAC Network Access Code NI Network Interface OEM Other Equipment Manufacturer O P Output PC Personal Computer PCB Printed Circuit Board PCM Pulse Coded Modulation PL Private Line PMR Private Mobile Radio PTT Press Push To Talk RF Radio Frequency RSSI Received Signal Strength Indicator May 11 Page 13 ABBREVIATIONS 6 Dalman DTS SOLAR 2 P25 Add Abbreviation LIST OF ABBREVIATIONS Radio Test Set Receive or Receiver Terminator Data Unit Talk Group IDentification Telecommunications Industry Association Traffic Manager Tone Remote Control Team Simoco Limited Talk Through Transmit or Transmitter United Kingdom Accreditation Service Voltage Direct Current Voice Operated Gain Adjusting Device Waste Electrical and Electronic Equipment May 11 Page 14 ABBREVIATIONS 6 Dalman DTS SOLAR 2 P25 Add GLOSSARY OF TERMS The following terms are used through out this document Reference to a setting or feature exactly as it is displayed that may be selected or en
45. rite Channel button a 34 Figure 13 NI Engineering Facilities tab Test Tone settings 35 Figure 14 Isolated Inputs and Outputs Auto function ee ee RR Re ee bee 37 Figure B1 T36 Module Serial Cable wiring details ee ee ee ee RA Re ee ee ee ee RR Re ee ee ee 39 TABLES Page Table 1 26 way high density D NI Facilities VO Socket see ese ee se ee ee ee ee ee ee ee ee ee 21 Table 2 CN1 Line I O Connector 15 way D Socket ee ee ee ee ee 24 Table 3 CN2 Monitor Connector 9 way D Socket a ee ee ee ee ee 24 Table 4 CN1 Line I O Connector 15 way D Socket iii ee ee RA ee ee ee ee ee ee 24 Table 5 MXTools Channel Edit Settings ee EE ee Ee ee ee ee ee ee 33 May 11 Page 6 CONTENTS Sil PERSONAL SAFETY This equipment is designed and built to meet Safety and EMC requirements adherence to these requirements may be compromised if the equipment is operated in a condition or manner which the design did not intend Dalman DTS SOLAR 2 P25 Add Safety Precautions These Safety Precautions Warnings and Cautions advise personnel of specific hazards which may be encountered during the procedures contained in this document and that control measures are required to prevent injury to personnel and d
46. the incoming voted signal is P25 2 3 SB2000 CONNECTORS For general information and the layout of the rear panel connectors on the SB2000 refer to Section 1 General Description of the SB2000 Technical Handbook 2 Those connectors that are used for SOLAR 2 P25 NI are detailed in the following paragraphs together with their role 2 3 1 CN1 Line I O Connector The connector pin puts for the 15 way D Line I O socket are shown overleaf in Table 2 May 11 Page 23 INSTALLATION RE DTS SOLAR 2 P25 Add Table 2 CN1 Line I O Connector 15 way D Socket Pin Function Pin Function 1 Alarm O P 2 9 Tx Audio VP unbalanced 600R 2 Tx VF Loopback or Rx CTCSS out 10 0 V Common Ground 3 Rx Audio 11 Tx Talk 4 Rx Audio unfiltered amp unsquelched 12 Tx PTT E wire I P 5 Alarm O P 3 13 Tx Wideband AF I P 6 Alarm O P 1 or M wire 14 Rx Squelch O P 7 Rx Talk 15 Rx Audio O P unbalanced 600R 8 Repeater Enable 23 2 CN2 Monitor Connector The connector pin puts for the 9 way D Monitor socket are shown below in Table 3 Table 3 CN2 Monitor Connector 9 way D Socket Function Pin Function 0 V Common Ground 6 Tx Reflected Power Rx RSSI O P 7 Muted Rx Audio External PTT In or Monitor Point 8 Final Tx Audio Monitor Tx Forward Power 9 Test Tx Modulation VP 12V DC O P max load 500mA 2 4 SR2000 CONNECTORS For general information and the layout of
47. tly On the Radio Test Set set it up to use a Low Pass AF Filter response 300 Hz or less and monitor the Tx deviation On the NI ET on the NI Engineering window carry out the following 21 1 On the Facilities tab adjust the CTCSS Tone control for the required deviation The tone deviation should be kept to the minimum necessary and certainly no greater than 250 Hz for a 12 5 kHz channel and 500 Hz for a 25 kHz channel 21 2 On the Signalling tab deselect Manual Trigger to de key the Tx Steps 19 to 21 describe the setting of the CTCSS sub audio tone deviation Although the deviation level is not critical it is absolutely essential that level is set the same across all transmitters this may entail using the same RTS to set each station May 11 Page 35 APPENDIX A G 22 On the TM ET on the P25 tab of the Channel Setup page use the drop down list and set the Audio Mode as required Analogue P25 or Auto Dalman DTS SOLAR 2 P25 Add 23 In order to measure P25 Modulation Fidelity on the rear panel of the SB2000 base station connect a suitable P25 Radio Test Set to the Tx O P 24 On the TM ET on the P25 tab of the Channel Setup page use the drop down list and set the Audio Mode to P25 25 On the NI ET on the NI Engineering window carry out the following 25 1 On the Facilities tab select the External Test Tone Route 25 2 On the
48. uropean Economic Community EEC Electromagnetic Compatibility EMC and Safety Directives A sample equipment has been examined by a United Kingdom Accreditation Service UKAS testing organization and found to meet ETSI EN 301 489 1 and FCC 47 CFR parts 15 107 and 15 109 Federal Communications Commission FCC Part 15b information is available COPYRIGHT This document contains information that is the intellectual property of Dalman Technical Services Limited DTS This information is for the use of the original purchaser of the equipment or their agents in the maintenance of the equipment discussed herein All rights are reserved This document may not in whole or in part be copied photocopied reproduced translated stored or reduced to any electronic medium or machine readable form without prior written permission from DTS DISCLAIMER There are no warranties extended or granted by this document DTS accepts no responsibility for damage arising from use of the information contained in the document or of the equipment and software it describes It is the responsibility of the user to ensure that use of such information equipment and software complies with the laws rules and regulations of the applicable jurisdictions DOCUMENT CONTROL Application This document is intended for the use of suitably qualified engineers and technicians engaged in the installation and maintenance of the System Equipment and Manual Updates In t
49. used Isolation from Power The cover must not be removed or any work undertaken until the input power is removed To disconnect the equipment from the Power Input remove the power input connector from the rear panel of the equipment Power Input Fusing AC versions there is no input fuse fitted DC versions a self resetting fuse is fitted in the positive supply line Both the AC and DC input power supplies deliver 12 VDC to the circuit boards ESDS Devices CAUTION Electrostatic Discharge Sensitive Devices ESDS Devices This equipment contains ESDS Devices the handling procedures detailed in BS EN 61340 5 1 2007 or ANSI ESD S20 20 1999 are to be observed May 11 Page 9 WARNINGS WASTE ELECTRICAL AND ELECTRONIC EQUIPMENT WEEE NOTICE The Waste Electrical and Electronic Equipment WEEE Directive became law in most EU countries during 2005 The directive applies to the disposal of waste electrical and electronic equipment within the member states of the European Union As part of the legislation electrical and electronic equipment will feature the crossed out wheeled bin symbol see image at left on the product or in the documentation to show that these products must be disposed of in accordance With the WEEE Directive In the European Union this label indicates that this product should not be disposed of with domestic or ordinary waste It should be deposited at an appropriate facility to enable recovery and
50. wing 7 1 On the Channel Status panel of the channel in use select the Setup button to access the Channel Setup page 7 2 On the Channel Setup page on the P25 tab using the drop down list set the Audio Mode to Analogue and either 12 5 kHz or 25 kHz to match the SB2000 channel bandwidth 8 Onthe NI ET carry out the following 8 1 On the main window select the Eng button to access the NI Engineering window 8 2 On the NI Engineering window select the Main Audio tab 8 3 On the Main Audio tab ensure that the Audio Mode is set to Remote If necessary use the drop down list to change the audio mode see Figure 6 below Audio Mode Remote vi Auto 12 5 KHz l Figure 6 NI ET Audio Mode to Remote May 11 Page 30 APPENDIX A G 9 Using the Radio Test Set inject a signal at the appropriate Rx frequency modulated at 100 FM deviation at 1011 Hz at a level of 80 dBm into the Rx antenna socket of the B2000 SR2000 Check that there is no CTCSS tone on this signal Dalman DTS SOLAR 2 P25 Add 10 On the NI ET on the Main Audio tab of the NI Engineering window adjust the In Audio Sensitivity controls for an indication of 10 000 with the blue bar close to the middle of the green section see Figure 7 below Approximate settings are the coarse control to 0 dB and the fine control to around 112 Expect small variations between receivers Note If the SB2000 is configured t

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