Programming Manual - OSI International
Contents
1. m ul 2 os ce R2 z Vi Yz a id ba R J3 ree Tyee ca h R ap POWER E ER EXTERNAL re te Bl SERIAL SPEAKER t RS 2 Fi PORT Re RO 4 ie E _ RS E 3L i 2 T s a A Cee S ae le E pa E L ANP 2a RD me 2 R3 Rid C4 a RIS rr Co Rie a al iB f 4 coe ag 13 He ig A mee pe a U4 p us fe cae l jE e7 L a i a a Rayo lp Ee ag re z i I dh R ale ls e33 m 5 Rea z ao r Se te el FEO i By 5 O Ty 2 rey ane L oa p Ral h a6 ae r F Ri amp g EL t L gH a p z D c60 E59 1 T g 8 co Lock Reg R30 G 5 g oe a e iH E 4 z A ee a I gl ws 3 ESO ET a E go s s 1 co T2 5 a ma ee g C 9 R43 R44 RAS ad RP RH p tee R96 ROF q os is ca RAF RAB z ue z 4 RSS E S JPA Rae T gao yg Y3 ss RLS mees ei sO U Je2. Limitations on Reverse Engineering Decompilation and Disassembly You may not reverse engineer decompile or disassemble any portion of the Software Product Separation of Components The Software Product is licensed as a single product Its component parts may not be separated for use on more than one computer Rental You may not rent lease or lend any portion of the Software Product Support Services Federal may provide you with support services related to the Software Product Support Services Use of Support Services is governed by the Federal policies and programs described in the user manual in online documentation and or in other Federal provided materials Any supplemental software code and all associated media printed materials and online or electronic documentation provided to you as part of the Support Services shall be considered part of the Software Product and subject to the terms and conditions of this Agreement With respect to technical information you provide to Federal as part of the Support Services Federal may use such information for its business purposes including for product support and development Federal will not utilize such technical information in a form that personally identifies you Transfer of Rights You may not transfer any right under this Agreement without the written consent of Federal Termination Without prejudice to any other rights Federal may immediately terminate this Agreement
3. BY YOU FOR THE SOFTWARE PRODUCT PROVIDED HOWEVER IF YOU HAVE ENTERED INTO A FEDERAL SUPPORT SERVICES AGREEMENT FEDERAL S ENTIRE LIABILITY REGARDING SUPPORT SERVICES SHALL BE GOVERNED BY THE TERMS OF THAT AGREEMENT BECAUSE SOME STATES AND JURISDICTIONS DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY THE ABOVE LIMITATION MAY NOT APPLY TO YOU EXPORT LAW ASSURANCES You acknowledge that the Software Product is subject to restrictions and controls imposed under the export control laws and regulations of the U S A and any amendments thereof You certify that neither the Software Product nor any direct product thereof is being or will be exported acquired shipped transferred or re exported directly or indirectly to i any country or region prohibited under such laws and regulations ii any end user who you know or have reason to believe will utilize them in the design development or production of nuclear chemical or biological weapons or iii any end user who has been prohibited from participating in the U S A export transactions by any federal agency of the U S A government You also acknowledge that the Software Product may include technical data subject to export and re export restrictions imposed by U S A law MISCELLANEOUS If you acquired this product in the United States this Agreement is governed by the laws of the State of Illinois You shall institute reasonable measures to ensure compliance with this Agreement Upon
4. CD ROM containing the I SW application program A serial programming cable is also provided to connect the Informer to the programming PC 1 2 Operating Requirements e Personal Computer with MS Windows 2000 XP operating system CD ROM drive 5MB free Hard drive space RS232 port Mouse Printer Optional e SW Software e SW Serial Cable 1 3 Software Installation The I SW software program must be installed from Windows A self installation utility is provided on a CD ROM Execute the setupx_x exe file to begin installation The installation program will place the program in the Windows programs folder After installation the program can be started by clicking Start Programs _SW 1 1 PROGRAMMING INSTRUCTIONS 1 4 RS232 Cable Connections Before the Informer can be programmed or its programming data can be read by SW the Informer must be connected to the serial port of the PC Plug the modular cable provided with I SW into the Informer and plug the other end into the computer s serial port Select the appropriate serial port number using the Setup menu 1 5 Software Description The Informer I SW programming application software runs on the Microsoft Windows 2000 XP operating system Its purpose is to configure the personality of the Informer and program into EEPROM memory The configuration parameters can also be read from the Informer using this software program SW can program the complete operating sy
5. the request of Federal you shall provide reports as to usage as may be necessary to verify compliance with this Agreement Federal shall have the right upon reasonable notice to inspect your facilities to verify compliance with this Agreement You expressly save and hold Federal its subsidiaries agents and affiliates harmless from any and all liability of any kind or nature whatsoever to your customers distributors and third parties which may arise from your acts under this Agreement This Agreement constitutes the entire agreement with respect to the software product and supersedes any other agreement or discussions oral or written This Agreement may not be changed or waived except by a written amendment signed by you and an officer of Federal No other person has the authority on our behalf to change or waive this agreement A waiver by either party of any term or condition of this Agreement will not be deemed a waiver of the term for the future or of any subsequent breach of it The invalidity or unenforceability of any provision of this Agreement will not affect the validity or enforceability of any other provision Such invalid or unenforceable provision shall be deemed to be severed from this Agreement and the Agreement shall be construed as if such provision was never inserted into it No action regardless of form arising out of this Agreement may be brought by you more than two years after the facts giving rise to the cause of ac
6. 0 None Zi f code 3 ATone BTone Code 6 Channel 4 146 45000 None 7 Two Tone x 2650 535 Single Tone 7 fiz00 8 Bit Encryption Key Digital Units Onl 0 Cancel Test LED Speaker Audible Alarm Relay Output 1 Relay Output 2 Code 1 No 7 No 7 Manual Reset 7 Saft Warble 7 None 7 None 7 Code 2 No 7 fres Timed Reset 7 Saft Hi Lo 7 None 7 None 7 Auto Reset Time g Seconds Code 3 No z No 7 auto Reset 7 Beep pal None 7 None 7 Audible Alarm Lenath 3 Seconds Speaker Timed Reset Time fg Seconds Code 4 No z No oa Auto Reset 7 warble 7 None 7 None x Relay 1 Timed Reset Times Code 5fYes z No z None 7 None z None z None z m m m Code 6 7 l Relay 2 Timed Reset Times No No 7 None None None x None he On Time Off Time TotaiTime 1 7 GUI Description Serial Number This field is read from the unit The factory programs the serial number when the Informer is built The serial number cannot be changed File Name and Unit s Software Version These text boxes display the current configuration file name loaded and the current version of the executable program loaded in the Informer Receive Frequency RF receive frequencies can be entered for four separate RF channels The user must manually type in the RF frequency in MHz CTCSS Each RF frequency can have either a tone or digital PL assignment User can pick from all available PL s
7. ED is programmed to turn on 2 4 ALIGNMENT AND TEST INSTRUCTIONS Checking the Power Supplies to be tested if a supply problem is suspected 1 2 Turn the Battery switch ON Confirm 6 75 to 6 90 VDC at test point TP4 Confirm 5 VDC 10 V at test point TP3 Confirm that the Green AC POWER LED is on steady Unplug the wall transformer and confirm that the AC POWER LED starts to flash Reduce the voltage of the variable supply to 5 0 VDC and Confirm that the unit shuts off Testing the Display and Controls Confirms proper re assembly 1 2 Disconnect the service monitor from the unit Re assemble the Informer into the housing after alignment is complete Press the MONITOR button and Confirm that the ALERT LED lights steady red Monitor must be enabled in software to perform this test Press and hold the MONITOR button for longer than 5 seconds Confirm that squelch noise is heard in the speaker Press the Volume Up button and confirm that the volume of the noise goes up Press the Volume Down button and confirm that the volume of the noise goes down Press the RESET button and confirm the following actions occur a Squelch noise is shut off b Confirm that a beep is heard from the speaker c Confirm that the TEST and the ALERT LED s yellow and red light momentarily End of Alignment and Test 2 5 ALIGNMENT AND TEST INSTRUCTIONS
8. Informer Series Tone Alert Receivers SW Programming and Radio Alignment Manual Federal Signal Corporation University Park IL 60466 Py FEDERAL SIGNAL CORPORATION Informer Series Tone Alert Receiver I SW Programming and Radio Alignment Manual Copyright 2005 Federal Signal Corporation 2645 Federal Signal Drive University Park Illinois 60466 708 534 3400 Part No 255335E 8 2005 IMPORTANT SAFETY NOTICES ZN The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance instructions Read and Follow Instructions All the safety and operating instructions should be read before the TAR is operated Follow all instructions in this manual and the 255334 Operation Manual Retain Instructions The safety and operating instructions should be retained for future reference Heed Warnings All warnings on the TAR and in the operating instructions should be adhered to Programming Warning The TAR may fail to operate as intended if programmed incorrectly Programming should only be performed by personnel thoroughly familiar with the TAR s operating instructions and the intended method of use Always test the TAR for proper operation after programming and before placing into use RF Alignment Warning The TAR may fail to operate as intended if the radio is aligned incorrectly RF alignment should only be performed by a qualified r
9. adio technician thoroughly familiar with the TAR s operating instructions and the intended method of use Always test the TAR for proper operation after alignment and before placing into use END USER LICENSE AGREEMENT IMPORTANT READ CAREFULLY This End User License Agreement Agreement is a legal agreement between you either an individual or a single entity and Federal Signal Corporation Federal for the I SW software and all associated media printed materials and online or electronic documentation collectively Software Product SOFTWARE PRODUCT LICENSE The Software Product is protected by copyright laws and international copyright treaties as well as other intellectual property laws and treaties The Software Product is licensed not sold to you pursuant to the terms of this Agreement 1 GRANT OF LICENSE This Agreement grants you the following rights Use of Software You may install and use one copy of the Software Product on a single computer Backup Copy You may also store or install a copy of the Software Product on a storage device such as a network server for backup purposes however you must acquire and dedicate a license for each separate computer from which the Software Product is used 2 DESCRIPTION OF OTHER RIGHTS AND LIMITATIONS Not for Resale Software Notwithstanding other sections of this Agreement you may not resell or otherwise transfer for value any portion of the Software Product
10. arrier based squelch 128 Bit Encryption Key I FSK Option Only The 128 Bit Encryption Key is used to decode encrypted transmissions from the Federal Commander Digital System The key consists of 16 numbers that can range from 0 255 Each number must match the corresponding encryption key used at the Commander s base station encoder An encryption key of all zeros disables encryption Each number should be set to 0 if the Informer is programmed with V2 16 or earlier Hex code Pre encryption program files will have an encryption code of 255 in all fields I SW V2 20 and greater software will automatically convert encryption keys containing all 255s to 0 encryption disabled when the Informer is programmed The Encryption Key is not used if Digital decoding is not used Auto Reset Time Selects the number of seconds to wait before resetting after carrier is dropped Can be set from 0 127 seconds in 0 5 second steps i e 126 5 seconds Audible Alarm Length Number of seconds the audible alarm will sound Can be set from 0 254 seconds in 1 second steps Speaker Timed Reset Time Number of seconds the Monitor function will be active after an activation command is received Can be set from 0 3600 seconds in 1 second steps Note that the Audible Alarm Length time must expire before the speaker audio can be heard Relay 1 amp Relay 2 Timed Reset The relay on duration off duration and total relay activation duration can be
11. e Government is subject to restrictions as set forth in subparagraph c 1 ii of the Rights in Technical Data and Computer Software clause at DFARS 252 227 7013 or subparagraphs c 1 and 2 of the Commercial Computer Software Restricted Rights at 48 CFR 52 227 19 as applicable LIMITED WARRANTY LIMITED WARRANTY Federal warrants that a the Software Product will perform substantially in accordance with the accompanying written materials for a period of one 1 year from the date of shipment of the Software Product by Federal and b any Support Services provided by Federal shall be substantially as described in applicable written materials provided to you by Federal Some states and jurisdictions do not allow limitations on duration of an implied warranty so the above limitation may not apply to you To the extent allowed by applicable law implied warranties on the Software Product if any are limited to the period of one 1 year from the date of shipment of the Software Product by Federal CUSTOMER REMEDIES Federal s entire liability and your exclusive remedy shall be at Federal s option either a return of the price paid if any or b repair or replacement of the Software Product that does not meet Federal s Limited Warranty and which is returned to Federal with a copy of your receipt This Limited Warranty is void if failure of the Software Product has resulted from accident abuse or misapplication Any replacement Software Pr
12. e anal a OB os fm D Lio c63 LM FLS a 3 uo E E oma 7 ie a2 ee Cab Wiis car I Bee a 079 C4 a 2 T ages F jul FFT A fo Fe jg 39 z g mg Elsie re sl I8 U 5 2 cm N T4 cule be c5 rl c83 a9 6VIC Red C86 RES REYR 3 7 Di AUDIO pg 088 ONE N Fi ue Epes re ree Rea RM RA RTE COL g TFS i cer Ree R63 a ik gg 7 eB o cwe alee F Lion M Y5 C RJE RIZ RE RES u 1 3 al 3 8 z o e Mes R78 R79 RB0 R81 SPEAKER Z S ou S g R73 S amp S R74 R75 2 3 Ei ESI no H Ra g us ng 004 25 z o Ej ee mio aco 2 5 a Ea 3 TPS 2005233 ais L i l z THF 3 8 a bes E 7 gt 1 cw Rae RO RIL one 6 Informer Test Point and Parts Location Drawing Checking the VCO frequency range 1 Confirm the voltage on TP2 is less then 1 Volt indicating that the synthesizer is in lock Setting the Synthesizer on frequency 1 Using a service monitor set in receive mode monitor the frequency of the VCO by placing a pickup loop on top of the VCO Synthesizer U9 2 2 ALIGNMENT AND TEST INSTRUCTIONS The VCO frequency should be the receive frequency 21 4 MHz unless the unit is a Low band VHF unit in which case the frequency will be 21 4 MHz the receive frequency Adjust the frequency of the VCO using the trimmer cap in TCXO U6 until the frequency is within 300 Hz Aligning the receiver and setting squelch For Low Band 30 50 mHz High Band 150 170 mHz and UHF 450 470 mHz the units ha
13. ed Place the Informer in Monitor Mode Modulate the service monitor with the proper CTCSS tone 750 Hz 375 Hz for narrowband of deviation and inject a 1 KHz tone 3 kHz 1 5 kHz for narrowband deviation for a total deviation of 3 75 kHz 1 875 kHz for narrowband Confirm that the 1 kHz is heard in the speaker when the CTCSS tone is present Remove the CTCSS tone and confirm that the speaker quiets Single Tone and 2 Tone Sequential 1 Encode the appropriate Single or Two Tone sequential tones 3 kHz 1 5 kHz for narrowband deviation 2 Confirm that the unit decodes each tone set and that the ALERT LED flashes unless the TEST LED is programmed to turn on Note that the TAR cannot decode 2 tone codes while a tone is being generated by the TAR DTMF 1 Set the encoder to send DTMF codes with a timing of 50 ms digit on time and 50 ms digit off time 3 kHz 1 5 kHz for narrowband of deviation 2 Encode the appropriate DTMF strings as programmed into the Informer Confirm that the unit decodes each set of DTMF codes and that the ALERT LED flashes after each decode unless the TEST LED is programmed to turn on EAS and Digital 1 Set the encoder to send EAS or Digital codes 4 kHz 2 kHz for narrowband of deviation Encode the appropriate EAS or Digital codes as programmed into the Informer Confirm that the unit decodes each set of codes and that the ALERT LED flashes after each decode unless the TEST L
14. if you fail to fully comply with all of the terms and conditions herein In such event and in addition to any other obligations arising from the termination of this Agreement you must destroy all copies of the Software Product and all of its component parts 3 UPGRADES If the Software Product is labeled as an upgrade you must be properly licensed to use a product identified by Federal as being eligible for the upgrade in order to use the Software Product A Software Product labeled as an upgrade replaces and or supplements the product that formed the basis for your eligibility for the upgrade You may use the resulting upgraded product only in accordance with the terms of this Agreement 4 COPYRIGHT All right title interest and copyrights in and to the Software Product including but not limited to any images photographs animations video audio music text and applets incorporated into the Software Product the accompanying printed materials and any copies of the Software Product are owned by Federal The Software Product is protected by copyright laws and international treaty provisions You may copy the printed materials of the Software Product provided however that any such copies are used for the sole purpose of in house training on the use and operation of the Software Product 5 U S GOVERNMENT RESTRICTED RIGHTS The Software Product and documentation are provided with Restricted Rights Use duplication or disclosure by th
15. oduct will be warranted for the remainder of the original warranty period or thirty 30 days whichever is longer Outside the United States neither these remedies nor any product support services offered by Federal are available without proof of purchase from an authorized international source NO OTHER WARRANTIES TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW FEDERAL DISCLAIMS ALL OTHER WARRANTIES AND CONDITIONS EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE TITLE AND NON INFRINGEMENT WITH REGARD TO THE SOFTWARE PRODUCT AND THE PROVISION OF OR FAILURE TO PROVIDE SUPPORT SERVICES THIS LIMITED WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS YOU MAY HAVE OTHERS WHICH VARY FROM STATE JURISDICTION TO STATE JURISDICTION LIMITATION OF LIABILITY TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW IN NO EVENT SHALL FEDERAL BE LIABLE FOR ANY SPECIAL INCIDENTAL INDIRECT OR CONSEQUENTIAL DAMAGES WHATSOEVER INCLUDING WITHOUT LIMITATION DAMAGES FOR LOSS OF BUSINESS PROFITS BUSINESS INTERRUPTION LOSS OF BUSINESS INFORMATION OR ANY OTHER PECUNIARY LOSS ARISING OUT OF THE USE OF OR INABILITY TO USE THE SOFTWARE PRODUCT OR THE PROVISION OF OR FAILURE TO PROVIDE SUPPORT SERVICES EVEN IF FEDERAL HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES IN ANY CASE FEDERAL S ENTIRE LIABILITY UNDER ANY PROVISION OF THIS AGREEMENT SHALL BE LIMITED TO THE AMOUNT ACTUALLY PAID
16. owing features is required to align the radio RF Signal Generator RF Frequency counter SINAD meter Modulation meter Volt meter Oscilloscope optional The appropriate encoders are required to encode Tone DTMF CTCSS EAS or Digital codes as applicable 2 2 Alig nment and Test Procedure Preparation 1 Verify the RF frequency s and coding sequence s to be aligned and tested have been properly programmed into the Informer 2 Remove the Informer PCB from the plastic housing Remove the battery connection from the PCB Do not remove the keypad and speaker from the PCB Place on a non conductive surface adjacent to the housing 2 1 ALIGNMENT AND TEST INSTRUCTIONS Connections 1 Connect the 9 VDC power supply to the Informer 2 Plug the power supply to the AC outlet SQUELCH ANTENNA
17. receded by the apostrophe character For added security a minimum of three DTMF digits is recommended to be used e Digital Any valid Commander function 1 50 can be selected from a scroll bar To activate the Informer a matching Commander function must be decoded Any one or combination of 16 zones can be selected from clicking on a check box The zone selection applies to all digital Informer codes A unit number 0 to 255 can be entered Codes sent for this unit number will activate the Informer All Call commands will also be decoded by the Informer Federal Signal Digital decoding is an optionally purchased option A Digital Unit Number may be entered to allow the Informer to be individually controlled Blank or zero 0 All Call e EAS For each EAS code type the user can select valid event codes from a scroll bar menu Characters in the event code can be replaced by a question mark to make the character a wildcard meaning that any character will be accepted as a match Up to three EAS location codes can be entered If the unit is programmed for a 1 9 county it will always respond to all county and all state commands as well EAS decoding is an optionally purchased option 1 4 PROGRAMMING INSTRUCTIONS Disable Monitor If this check box is checked the unit will not be able to enter monitor mode when the monitor button is pressed Monitor Mode Squelch This checkbox with enable the selection of PL or c
18. set The on and off times can be set from 0 127 seconds in 0 5 second steps The total time can be set from 0 3600 seconds in 1 second steps Relay outputs are an optionally purchased option ICONS ICONS are provided for Open File Save to Disk Program Unit Read from Unit and Print Label These options are also available from the file menu File Menu Enables selection of Open File Save to Disk Program Unit Read from Unit Print Label Update Software Exit and About TAR TAR software version number info Update Software Menu This menu item is selected from the file menu This feature is used to select the Informer executable program HEX file for downloading into the unit 1 5 PROGRAMMING INSTRUCTIONS Setup Menu Setup allows the user to select COM1 COM4 to be used for programming the Informer Help Help screens are provided from the HELP menu and when a selection box is selected with the mouse 1 6 PROGRAMMING INSTRUCTIONS 2 1 Equ SECTION Il RF ALIGNMENT AND TEST INSTRUCTIONS WARNING The TAR has been aligned at the factory to cover the specified range of frequencies and should not require re alignment if the unit is programmed to a frequency within this range The ranges are 30 50 mHz 150 170 mHz and 450 470 mHz Always use appropriate ESD prevention to prevent damage to the Informer and test the Informer after programming ipment Required A Communications Analyzer with foll
19. stem of the Informer into the Informer s FLASH memory This is useful for installing software upgrades All programming is accomplished over a standard RS232 port without requiring disassembly of the Informer The software prompts the user to enter the appropriate parameter for each configuration item and saves the configuration to disk All configuration information is viewable from a single screen Saved configurations can be loaded from disk edited and sent to the printer Help prompts are provided when a data entry point is selected with the mouse These prompts identify the type of information to be entered and the range of allowable entries The configurable parameters are shown in the following screen layout 1 2 PROGRAMMING INSTRUCTIONS 1 6 Screen Layout I SW Informer Programming Software o x Fie Setup Help Fales ftest A Tone Length B Tone Length Single Tone Length Disable Monitor Monitor Mode fi sec x fi sec 7 je sec Vv Squelch JF Coded Unit s Serial Number Digital Zone s Digital Unit 123 EAS Location Codes Unit s Software Version 123 456 7 8 9 101112 131415 16 MORO hMCheMOCRPCeCPeree foo3103 fini 222222 Receive Digital or Tone Code 1 Event Code Code 4 ATone B Tone Frequency Coded Squelch Channel 1 16247500 None z Eas ror Two Tone jy 2650 595 Code 2 Code 5 ATone B Tone Channel 2 figs 25000 None F 155 25000 None Distal z Function 1 _ Two Tone gt ESO jeo Channel 3 155 2200
20. tion have occurred whether those facts by that time are known to or reasonably ought to have been discovered by you In this Agreement words importing the singular include the plural and vice versa Words importing gender include all genders and words importing persons include corporations and vice versa The division of this Agreement into sections and the insertion of headings are for convenience of reference only and shall not affect the construction or interpretation of this Agreement or any part of it TABLE OF CONTENTS SECTION TITLE PAGE NO Section Programming Instructions 1 1 1 1 What s Included in I SW 1 1 1 2 Operating Requirements 1 1 1 3 Software Installation 1 1 1 4 RS232 Cable Connections 1 2 1 5 Software Description 1 2 1 6 Screen Layout 1 3 1 7 GUI Description 1 3 Section Il RF Alignment and Test Instructions 2 1 2 1 Equipment Required 2 1 2 2 Alignment and Test Procedure 2 1 SECTION PROGRAMMING INSTRUCTIONS A WARNING The TAR must be correctly programmed per the user s specific application before placing into use Programming should only be performed after thoroughly reading this manual Always test the TAR for proper operation after programming and before placing into use When the TAR is used for personnel warning applications a warning plan should be developed and all users should be trained on the use of the warning system 1 1 What s Included in l SW The Federal Signal model I SW consists of a
21. using a scroll bar 1 3 PROGRAMMING INSTRUCTIONS Codes 1 to 6 Up to six different activation codes can be set up For each code the user may select Cancel Y N Test LED Y N Speaker Auto Reset Timed Reset or Manual Reset Audible Alarm Steady tone Warble tone Beep tone Hi Lo tone Soft Steady tone Soft Warble tone Soft Beep tone Soft Hi Lo tone or none Relay Output 1 amp 2 Auto Reset Timed Reset or Manual Reset Soft tones have a low level audio output The type of coding scheme can be selected for each code The possible selections are Single Tone Two Tone sequential DTMF Digital and EAS CODING SCHEMES e Single Tone Possible length selections range from 0 5 to 8 seconds Selection is made from a scroll bar menu A tone frequency between 300 and 3000 Hertz must be entered e Two Tone Possible selections range from 0 5 to 8 seconds for the 1 tone and 0 25 to 8 seconds for the 2 tone Tone duration selections are made from scroll bar menus Tone frequencies between 300 and 3000 Hertz must be entered for each tone If the frequencies of a tone pair are within 3 of each other the boxes will turn red as a warning that the tones may be too close e DTMF Any valid DTMF digit string can be entered from 1 12 digits Wild card digits must be preceded by the apostrophe character The digit is the default Wild Card digit which will be accepted as a valid digit in addition to the digit p
22. ve been pre tuned to cover these frequency ranges and require no further front end tuning The discriminator L1 and the I F C74 have been aligned by the factory and should not need to be re aligned when changing programming steps 3 4 and 5 The alignment procedure follows Inject a 100 uV signal into the receiver and modulate the signal with a 1 kHz tone at 3 kHz 1 5 kHz for narrowband deviation Monitor the receive audio at test point TP6 with an Oscilloscope and carefully adjust coil L1 for the most level The level at test point TP6 should be 900 mVp p 200 mV Connect a Distortion meter to TP6 and slowly adjust variable cap C74 for lowest distortion Should be less than 3 0 Connect a SINAD meter to test point TP6 and reduce the level of the RF signal from the service monitor until the SINAD meter reads 12 dB This should be less than 0 35 uV for all bands Press the monitor button to monitor speaker audio Adjust the squelch pot R3 until squelch just breaks Verify the 1 kHz tone is heard over the speaker when the unit is un squelched and the speaker is muted when squelched Radio alignment is now complete Testing the Decoders Set the RF level to 0 5 micro Volts for all decode tests Run the appropriate decode tests matching the programming of the Informer CTCSS 2 3 ALIGNMENT AND TEST INSTRUCTIONS This test should be performed with Monitor Mode Squelch selected when the Informer is programm
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