Ericsson LBI-39175A User's Manual
Contents
1. Front Mount Control Unit O Ring Lubrication Figure 1B Remote Mount Control Unit O Ring Lubrication ALIGNMENT PROCEDURES INTRODUCTION All operations of this radio are controlled by an embedded digital computer which is programmed with a personality unique to the customer In order to align and test the radio it must be programmed with a specific test personality which will allow conventional operation on certain test frequencies Furthermore certain commands known as Test Mode Commands cause the radio to perform specific test functions These will be noted as required in the following alignment and troubleshooting instructions In order to program an ORION personality the radio and control unit must first be connected to a Personal Computer via a PC Programming Cable and hardware Programming Interface TQ3370 in one of the configurations shown in Figures 2 and 3 Accessories may be connected to the appropriate Accessory Cable 19B802554P1 P4 as needed The PC must be equipped with the PC Programming Software Version 4 0 or later It is assumed in this manual that the Service Technician is familiar with the operation of the PC Programming Software Programs Consult the PC Programming Software manuals for further details regarding this software LBI 39175A CAUTION Before bench testing the radio be sure of the output voltage characteristics of your bench power supply To protect the transmitter2. programming software DO NOT CHANGE TRACKING DATA UNLESS THE PA MODULE OR LOGIC PWB HAS BEEN REPLACED DO NOT CHANGE TRACKING To Replace the PA RF Transistors DATA FOR ANY FREQUENCY OTHER THAN THAT GIVEN IN TABLES 2 AND 3 1 Unsolder one lead at a time with a 50 watt soldering iron Use a scribe or X acto knife to hold the lead There are no other adjustments to be made on the away from the printed circuit board until the solder transmitter However there are components located on cools Remove the mounting screws the synthesizer and power amplifier which appear to be adjustable These are summarized as follows 2 Lift out the transistor Remove any old solder from the printed circuit board with a vacuum de soldering tool Special care should be taken to prevent damage to the printed circuit board runs because part of the Synthesizer CV240 CV280 RV201 matching network is included in the base and collector runs Power Amp 25 W RVI 3 Trim the new transistor leads if required to the lead Power Amp 50 and 110 W RV2 length of the removed transistor These components have been set at the factory and 4 Apply a coat of silicone grease to the transistor are NOT ADJUSTABLE ANY RE ADJUSTMENT OF mounting surface Place the transistor in the THESE COMPONENTS WILL VOID THE mounting hole Align the leads as shown on the WARRANTY OF THIS PRODUCT Outline Diagram Then replace the transistor mounting screws using moderate torque 9
3. 4 kg cm 5 Solder the leads to the printed circuit pattern Start at the inner edge of the mounting hole and solder the remaining length of transistor lead to the board Take care not to use excessive heat that causes the printed 11 LBI 39175A wire board runs to separate from the board Check for shorts and solder bridges before applying power CAUTION Failure to solder the transistor leads as directed may result in the generation of RF loops that could damage the transistor or may cause low power output RECEIVER ALIGNMENT Alignment of the Front End and Local Injection circuits are not required because band pass filters are employed in the ORION wide band synthesized radio receiver TEST EQUIPMENT REQUIRED e Distortion Analyzer e AC Voltmeter Signal Generator Frequency Counter 136 174 MHz e 4 Ohm 25 Watt Resistor e Audio Isolation Transformer 1 1 19A116736P1 or equivalent These four items can be replaced with a Service Monitor HP8920A or its equivalent See Figure 4 This is not needed if instrument input is unbalanced with respect to ground NOTE Before aligning the receiver or making any adjustments to the radio be sure that the outputs of the 9 Volt Regulators IC230 503 and IC481 are 9 0 0 2 VDC ADJUSTMENT PROCEDURES Receiver Frequency Adjustment No receiver frequency adjustment is required 2nd Receiver Oscillator Using a frequ
4. Data following instructions on the screen Program into the radio personality and exit Repeat Steps 2 and 3 until the measurements at every frequency given in Tables 2 and 3 are within the limits specified 10 LBI 39175A TRANSMITTER ALIGNMENT The components listed above have been set at the factory The Transmitter consists of synthesizer exciter and are NOT adjustable PEE Taree have been o T ANY RE ADJUSTMENT OF THESE COMPONENTS WILL actory so the radio computer automatica ya justs VOID THE WARRANTY OF THIS PRODUCT power and modulation deviation based upon Tracking Data The following adjustments can be made by EGE PC Programming Software 1 Modulation Deviation Change Tracking Data using MRKMAINT maintenance software Follow the procedure given in TRACKING DATA section PA TRANSISTOR REPLACEMENT Be sure to record the new Tracking Data and modulation levels DO NOT CHANGE TRACKING DATA UNLESS THE LOGIC OR SYNTHESIZER HAS BEEN REPLACED DO NOT CHANGE TRACKING DATA FOR ANY FREQUENCY The RF Power Transistors used in the transmitter OTHER THAN THAT GIVEN IN TABLES 2 AND contain Beryllium Oxide a TOXIC substance If 3 the ceramic or other encapsulation is opened crushed broken or abraded the dust may be 2 RF Power Set RF power for system EDACS or hazardous if inhaled Use care in replacing channel CONVENTIONAL in the radio personality transistors of this type using EDACS3
5. Error Codes These are errors that are displayed during the radio normal operation or on the radio power up Fatal System Errors These errors will cause the radio to reset 2 Non Fatal Operational Error Codes These are errors that are displayed during the radio normal operation or on the radio power up The radio will not reset 3 Radio Programming Errors These are errors that are displayed on the radio or the programming PC display during radio programming All System Groups ORION System Errors Fatal system errors will cause the radio to display an error message code and then reset the radio to its starting operation The reset condition will remain until the fatal error s is corrected Non Fatal errors are displayed for a short period about 2 seconds then normal radio operation will resume The errors are displayed on the radio as shown in Figure 6 19 LBI 39175A message where xxx is the error code and the message is ERR xxxx one of the messages listed below Figure 6 Error Message Code Display FATAL ERRORS NON FATAL ERRORS HARDWARE UNKNOWN PO SOFTWARE General software failure FEAT ERR DSP error 20 LBI 39175A ROM Fatal Systems Errors ROM fatal errors may be corrected by cycling the radio power turn it off then on When the power cycle does not correct the problem the radio must be serviced ERROR NAME MESSAGE CODE DESCRIPTION ICP digital I O initialization failed S
6. disabled in personality No tone data is available in personality ADI Transmit event not serviced in time and buffer has overflown AEGIS KEYLOAD MALLOC SOFTWARE 803 No Keyloader table memory available ERROR AEGIS KEYLOAD ERROR SOFTWARE General Keyload error has occurred 5 DATAMEM MALLOC SOFTWARE No memory is allocated for data ERROR AEGIS KEYLOAD NOTABL SOFTWARE No key table was found in EEPROM 22 LBI 39175A Radio Programming Errors Programming errors are divided into three categories 1 Protocol Errors These are errors produced by the low level communication routines 2 Radio Errors These are errors that are returned from the radio ROM or operating software 3 PC Errors These are errors that are produced by the PC Programming software MESSAGE CODE DESCRIPTION Protocol Canceled by sender 6 x328 protocol transmitted cancel The radio is canceling the read command Protocol Transmit error x328 protocol could not transmit Reliable communication cannot be established It could be the radio or PC hardware problems programming cable interface box or radio hardware Protocol Protocol initialization error 9 x328 protocol not initialized or failed to initialize Radio responded with a success Radio acknowledged successful programming Radio Flash erase failed 12 Radio failed to erase the flash memory The radio flash memory par
7. lighted indicators Turn the unit OFF then simultaneously press and hold the EMERGENCY and OPTION buttons while turning the unit ON indicator lights and all display dots should light Release the buttons and the display should show the following message 9 1993 or 1994 EGE EGE This indicates the Control Unit is functioning correctly this passes check programming and feature encryption using EDACS3 PC Programming utility If this fails measure voltage at MIC connector Pin 6 referenced to ground at Pin 7 If this fails check fuse F601 on the Logic PWB for on each side of the part Replace the PWB if it is open circuited If the fuse 1s OK check the connection of the Flex Circuit PC2 with J701 on the Logic PWB If this fails reconnect PC2 making sure the side tabs are locked Re check the MIC connector Pin 6 for A If this passes check the programming and feature encryption using EDACS3 PC Programming utility If this symptom persists substitute a known good Logic PWB and re program If no A is present at MIC Pin 7 check for A on the Logic PWB J704 Pin 3 If this fails check the J704 J1004 connection If this fails replace the PA module If this passes replace the Logic PWB The Display lights then Turn the unit OFF then simultaneously press and hold the goes dead EMERGENCY and OPTION buttons while turning the unit ON the indicator lights and all display dots
8. power output transistors from possible instant destruction the following input voltages must not be exceeded Transmitter unkeyed 16 5 Volts Transmitter keyed 16 3 Volts 50 ohms resistive load Transmitter keyed 14 0 Volts no load or non resistive load These voltages are specified at the normal vehicle battery terminals of the radio and take the voltage drop of standard cables into account The voltage limits shown for a non optimum load is for worst case conditions For antenna mismatches likely to be encountered in practice the actual limit will approach the 16 3 Volt figure Routine transmitter tests should be performed at EIA Standard Test Voltages 13 6 VDC for loads of 6 to 16 amperes 13 4 VDC for loads of 16 to 36 amperes Input voltages must not exceed the limits shown even for transient peaks of short duration Many commonly used bench power supplies cannot meet these requirements for load regulation and transient voltage suppression Bench supplies which employ brute force regulation and filtering such as Lapp Model 73 may be usable when operated in parallel with a 12 Volt automotive storage battery LBI 39175A 19B802622P1 POWER CABLE 19B802554P1 OR P2 TQ3370 ACCESSORY CABLE 19B802554P15 PC PROGRAMMING CABLE 19B802622P1 POWER CABLE 19B802554P3 OR P4 TQ3370 REMOTE CONTROL 19B802554P15 CABLE PC PROGRAMMING CABLE CONTROL HEAD OPT 1_ 19B802554P6 OR P7 REMOTE MOUNT REMOTE MOUN
9. replaced and returned to an Authorized Service Center Any serviceable parts are listed in the troubleshooting guide for the individual circuit boards Copyright December 1995 Ericsson Inc INITIAL MEASUREMENTS After the radio has been installed as described in the Installation Manual the following measurements should be made by a certified electronics technician and recorded for future reference TRANSMITTER e RF Power into 50 ohm resistive load e Forward Power into antenna e Reflected Power from antenna e Carrier Frequency e Modulation Deviation RECEIVER e 12 dB SINAD Sensitivity from FM signal generator LBI 39175A MAINTENANCE PREVENTIVE MAINTENANCE NOTE To ensure high operating efficiency and to prevent mechanical and electrical failures from interrupting system operations routine checks should be made of all mechanical and electrical equipment at regular intervals This preventive maintenance should include the checks as listed in Table 1 Maintenance Checks Table 1 Maintenance Checks MAINTENANCE CHECKS INTERVAL CONNECTIONS Ground connections and connections to the voltage source should be periodically checked for tightness Loose or poor connections to the power source will cause excessive voltage drops and faulty operation When Every ground connections are not made directly to the battery the connection from the 6 battery to vehicle chassis must be checked for low imped
10. should light Release the buttons and the display should show the following message 9 1993 9 1994 EGE EGE This indicates the Control Unit is functioning correctly If this passes check programming and feature encryption using EDACS3 PC Programming utility If this passes check the connection of the Flex Circuit PC2 with J701 on the Logic PWB If this passes re connect it making sure the side tabs are locked 18 LBI 39175A GENERAL SYMPTOM DIAGNOSTIC PROCEDURE Any hardware malfunction PWB substitution is a valid technique for service and repair of the ORION product since there are only a few circuit boards in the product 1 RF Power Amplifier Logic IF Audio Synthesizer Exciter RX Front End Control Unit Switching Control Unit RIA Remote Only DSP AEGIS Only 2 3 4 Control Unit Panel Control 5 6 7 The service shop should be equipped with a set of the above PWB s which can be used for substitution Defective PWB s can be isolated simply by substituting one at a time It is recommended that the Logic PWB used for substitution be pre programmed with a conventional system and frequency set given in Tables 2 and 3 ERROR CODES This section lists all the ORION radio errors and warnings Each error code in the list includes an explanation of what went wrong and what action to take to correct the problem The error codes are divided into three different categories 1 Fatal Operational
11. E To Remove the Unit from the Mounting Bracket Remove Microphone Power and Accessory Remote Control Cables as required Remove the lock screws at the side of the radio unit using a No 20 TORX driver Pull the radio and remove the mounting bracket To Gain Access to the Circuitry for Servicing RF Power Amplifier Module 1 Remove the waterproof cover on the bottom of the module using 20 TORX driver Note that the four mounting screws are captive Remove the inner shield by pulling the attached handle Transceiver TXRX Module 1 Remove the waterproof top and bottom covers using a 20 TORX driver Four cover mounting screws are located on the bottom of the module The screws on the bottom cover are captive To expose the Logic Audio 455 kHz IF circuitry remove the shield on top of the module by pulling the attached handle To expose the Exciter RX Front End circuitry remove the shield on the bottom of the module by pulling the attached handle NOTE The VCO Synthesizer circuitry is exposed by removing the screws from the shield casting also located on the bottom of the module However this is not recommended except on extreme situations If the shield is removed it should be replaced using the exact screw torque and installation sequence given in LBI 38909 Control Unit Front Mounted 1 Expose Logic Audio 455 kHz IF circuitry according to Steps 1 and 2 in Tran
12. ESSORY CABLE SWITCH FRONT MOUNT HP8920A OR EQUIV SPEAKER LEADS Figure 5 Typical ORION Test Configuration 15 LBI 39175A ADDITIONAL TOOLS REQUIRED e RF Power Attenuator 30 dB 150 watt for transmitters with RF power beyond the capabilities of a Service Monitor e Digital Voltmeter e Oscilloscope optional TRANSMITTER SYMPTOM DIAGNOSTIC PROCEDURE No RF power output Program a Conventional System with frequencies given in Tables 2 and 3 Use EDACS3 PC Programming utility Check the RF Power Tracking Data using MRKMAINT PC Programming utility The Data should be the same as that shipped with the radio from the factory I it has failed re enter the Tracking Data using the procedure set forth in the TRACKING DATA section Check TP1 on the Power Amplifier PWB for A If it has failed check the power cable fuse Key the radio and measure the DC voltage at TP4 9 VDC typical when keyed If it has failed trace signal back to Logic PWB Unscrew the PA module from the rest of the radio unit Remove P1 from J151 and connect an RF wattmeter to J151 Be sure to AC couple J151 to the wattmeter Key the radio and measure the exciter power at J151 Power should be 400 700 mW If it has failed replace the Synthesizer PWB and reload the Modulation Tracking Data If this passes replace the PA PWB Frequency too low high Adjust XU201 on the Synthesizer PWB If the frequency is still o
13. LBI 39175A SERVICE SECTION ORION 136 174 MHz Dual Bandwidth SYNTHESIZED TWO WAY FM RADIO TABLE OF CONTENTS DESCRIPTION INITIAL MEASUREMENTS TRANSMITTER RECEIVER MAINTENANCE PREVENTIVE MAINTENANCE DISASSEMBLY PROCEDURE ALIGNMENT PROCEDURES INTRODUCTION TRACKING DATA TEST FREQUENCIES SETTING TRACKING DATA TRANSMITTER ALIGNMENT PA TRANSISTOR REPLACEMENT RECEIVER ALIGNMENT TEST EQUIPMENT REQUIRED ADJUSTMENT PROCEDURES SQUELCH ADJUSTMENT TROUBLESHOOTING GUIDE INTRODUCTION MICROPHONICS SERVICEABLE PARTS DIAGNOSTIC PROCEDURES ADDITIONAL TOOLS REQUIRED ERROR CODES ERICSSON 2 LBI 39175A DESCRIPTION This section contains the information required to service the ORION VHF Dual Bandwidth two way FM radio Included are disassembly procedures alignment procedures and troubleshooting information see Table of Contents This radio is adjusted by setting personality parameters stored in the radio s computer memory Therefore all radio alignment procedures require the use of a Personal Computer IBM PC or equivalent along with a Programming Interface TQ3370 and an ORION PC Programming Cable TQ3377 PC Programming Software Version 4 00 or later is also required This radio is designed to be serviced by replacement of modules and or circuit boards As such there are very few serviceable component parts contained on any of the circuit boards within the radio Normally defective boards should be
14. LE PARTS Radio Unit Power Amplifier 110 Watts CAH 515H Control Unit Switch Circuit CDF 368B M Power Module 150 174 MHz B19 SDHAA00050 TR2 Transistor NPN 19 5 00510 Transistor NPN P No serviceable parts Control Unit Panel Control CMC 638 BIS SDHAAO0050 TR BIS STCAFO0510 8 w 19 5TCAF00510 No serviceable parts Radio Unit Power Amplifier 55 Watts CAH 515L Remote Control Unit RIA NQZ 4882 Capacitor Mica 47 pF Radio Unit System Control CMC 682 Power Module 150 174 MHz B19 5DHAA00052 Transistor NPN B19 STCAF00510 Radio Unit Power Amplifier 25 Watts CAH 515E Radio Unit IF CMF 135 Po No serviceable Radio Unit Synthesizer Receiver Exciter CMN 352 P No serviceable parts 14 LBI 39175A DIAGNOSTIC PROCEDURES possible to combine this test configuration with the PC Programming configuration shown in Figures 2 and 3 This usually results in increased efficiency since the service technician can alternate between programming and This product can be easily measured for maintenance hardware testing as the need arises using a Communications Service Monitor of which several models are available A typical test configuration for the ORION product is shown in Figure 5 It is also 19B802622P1 POWER CABLE E RADIO J1001 ANTENNA RF CABLE 50 OHM COAX 19B802554P1 OR 2 ACC
15. SURE TO CHANGE THE TRACKING DATA FOR ALL FREQUENCIES GIVEN IN TABLES 2 AND 3 Otherwise the level will not be consistent across the frequency band TROUBLESHOOTING GUIDE INTRODUCTION This radio is designed to be serviced by replacement of modules and or circuit boards As such there are very few serviceable component parts contained on any of the circuit boards within the radio Normally defective boards should be replaced and returned to an Authorized Service Center A list of serviceable parts is given in the next section MICROPHONICS Synthesized radios tend to be sensitive to shock and vibration creating microphonics The construction of the ORION radio with its die cast aluminum frame cast shield and multiple board mounting screws provides a high degree of immunity When removing printed circuit boards or shields note the location of all mounting hardware When servicing the radio be sure that no solder build up has occurred on the chassis or shield To assure a high degree of resistance to microphonics be sure to replace exactly all hardware removed Be sure that all mounting screws are properly torqued and shields are in place Refer to the Mechanical Layout Diagram found in LBI 38909 NOTE Loose or rubbing parts especially in the VCO area are particularly sensitive and can cause microphonics Again be certain all hardware is properly installed and torqued 13 LBI 39175A SERVICEAB
16. T ACCESSORY CABLE Figure 2 ORION Programming Configurations USA CTL RADIO UNIT MIC 18B802554P11 OR P12 195570 ACCESSORY CABLE 18B802554P15 PC PROGRAMMING CABLE RONT MOUNT 19BBO2554P14 OR P14 195570 REMOTE CONTROL 19BB02554P15 CABLE PC PROGRAMMING CABLE CONTROL HEAD MIC OPT P1 19B802554P6 OR REMOTE MOUNT ACCESSORY CABLE Figure 3 ORION Programming Configurations EURO LBI 39175A Furthermore if the Tracking Data is lost specialized TRACKING DATA procedures are required to load new Tracking Data therefore it is VERY IMPORTANT to establish a record of the Tracking Data of every radio as it is received from The radio personality contains certain the factory The frequencies at which Tracking Data is information bytes known as Tracking Data which allow established are given in the Test Frequencies section the radio computer to calibrate transmitter power modulation deviation and squelch threshold Normally no adjustments need be made to the radio to maintain specified limits for the above parameters since the radio TEST FREQUENCIES computer makes the necessary adjustments using the Tracking Data established at the factory However shou
17. ance A high months impedance may cause excessive voltage drops and alternator noise problems ELECTRICAL SYSTEM Check the voltage regulator and alternator or generator periodically to keep the electrical system within safe and economical operating limits Overvoltage is indicated when the battery loses water rapidly AS Usage of or 2 ounces of water per cell per week is acceptable for batteries in Required continuous operation A weak battery will often cause excessive noise or faulty operation MECHANICAL INSPECTION Since mobile units are subject to constant shock and vibration check for loose plugs nuts screws and parts to make sure Every 6 that nothing is working loose Be sure that all screws are properly torqued months ANTENNA INSPECTION The antenna antenna base and all contacts should be kept clean and free from dirt or corrosion If the antenna or its base should Every 6 become coated or poorly grounded loss of radiation and a weak signal will months result ALIGNMENT The transmitter and receiver measurements should be checked AS periodically Refer to the applicable Alignment Procedure and troubleshooting Required sheet for typical voltage readings FREQUENCY CHECK Check transmitter frequency and deviation as required by the FCC Normally these checks are made when the unit is first put AS into operation after the first six months and once a year thereafter Required LBI 39175A DISASSEMBLY PROCEDUR
18. ency counter to monitor Terminal set L521 for a frequency of 44 645 MHz 200 Hz IF FM Detector Alignment Apply a 1000 microvolt on frequency test signal modulated by 1000 Hz with standard deviation to antenna jack J1 Connect a 4 ohm 25 watt resistor in place of the speaker Connect the isolation transformer input across the resistor Connect the isolation transformer output to the Distortion Analyzer see Figure 4 Adjust the VOLUME control for 15 watts output 7 75 VRMS using the Distortion Analyzer as a voltmeter Set the output signal level of the RF signal generator so as to obtain 12 dB SINAD at the audio output Adjust coils L502 L504 L505 and L507 to obtain minimum 12 dB SINAD Set the output signal level of the RF generator to 1000 microvolts Adjust L523 for maximum audio output Adjust RV501 for XTONEDEC output at ORCC to 500 mVRMS 12 ISOLATION TRANSFORMER LBI 39175A Not required if instrument input is balanced with respect to ground DISTORTION ANALYZER OR AC VOLTMETER Figure 4 Audio Isolation Transformer SQUELCH ADJUSTMENT Squelch threshold has been set at the factory to 8 dB SINAD Adjustment of the threshold requires changing the Tracking Data To change the Squelch Tracking Data follow the iterative procedure set forth in the TRACKING DATA section except let the desired squelch threshold level replace the 8 1 0 dB SINAD level set at the factory BE
19. eplace the PA PWB If this fails re align the receiver as instructed in the ALIGNMENT section and re check the sensitivity at J401 If this passes re assemble with the PA module and re check the sensitivity at the antenna connector If this passes the job is complete If the above fails substitute a known good Synthesizer PWB and re check the sensitivity If this fails replace the Logic PWB Be sure to perform the complete re programming on the new Logic PWB If this passes replace the synthesizer PWB and re load the Modulation Tracking Data Program a Conventional System with frequencies given in Tables 2 and 3 Use EDACS3 PC Programming utility Apply a standard 1000 uV RF signal with 1 kHz audio modulation at 3 kHz deviation 1 5 kHz for 12 5 kHz channel spacing at one of the programmed RF frequencies in the center of the split to J1001 Set the volume control to produce 15 watts at the 4 ohm speaker load Measure the audio distortion at the VOL HI output 71003 Pin 13 referenced to Pin 12 If this passes 3 THD replace IC604 Audio Power Amplifier on the Logic PWB If this fails re align the receiver per alignment procedure Re check the distortion at the speaker load or VOL HI If this fails replace the Logic PWB If this passes the job is finished 17 LBI 39175A CONTROL UNIT Radio dead at power on Check the battery connections and the Red lead A fuse on the power display dark and no cable
20. esizer did not lock or became unlocked Check the frequencies in the PC programmer and re program the radio personality DACS_MODEM_FATAL_ERROR SOFTWARE Unable to correctly configure the modem for EDACS operation Re program the personality Synthesizer became unlocked check the frequencies in the PC programmer and re program the radio personality Personality data is not present Program the personality Flash personality CRC did not match EEPROM Re program the personality Crucial personality data has incorrect CRC Re program the personality Could not allocate memory to store crucial personality data ULFATAL DEVICE ERROR _ PERSDATA 600 Input Output device error MALLOC ERROR UI FATAL WINDOW MAX SOFTWARE 603 Too many open windows ERROR ERROR 04 I FATAL MESSAGE INVPARM SOFTWARE 605 Invalid parameter to UI PUT software error report how error was encountered UI FATAL RI MSGBUF FULL SOFTWARE UI Task message buffer full error Software error report how error was encountered UI FATAL RISYS MSGBUF FULL SOFTWARE Radio Interface System EDACS CONV task message buffer full UI FATAL CI MSGBUF FULL SOFTWARE CI Task message buffer full UI FATAL DEVICE _ PERSDATA 609 T O device type from personality not supported NOTSUPPORTED ERROR UI FATAL NET DEVICE ERROR SOFTWARE Network I O device error UI FATAL INVALID CUID SOFTWARE 612 CU ID is invalid or CU not connected Insure that CU ID is CUA and DUAL is
21. ke sure the 12 5 kHz channel spacing 2 25 0 1 kHz radio is programmed in the following sequence TX High Power 110 W Model 110 4 0 W a Customer Operational Software if necessary 50 W Model 50 2 0W 25 W Model 25 40 1W b Tracking Data First Iteration Tracking Data originally shipped with the radio is a good TX Mid Power 25 W Model 15 5 5 starting point Low Power 110 W Model 55 2 0W c Feature Encryption File if necessary Note In 50 W Model 25 1 OW order to load an Encryption File into a new 25 W Model 6 5 5W Logic PWB After Market Services must first be contacted at 1 800 368 3277 for authorization RX Squelch Threshold 8 1 0 dB code Otherwise the file will not load SINAD d Personality which contains a Conventional System using the frequencies given in Tables 2 and 3 Connect the radio unit in the normal operating configuration Activate the radio unit and using a Service Monitor HP8920A or equivalent measure the Transmitter Power Modulation Deviation and Squelch Threshold for each of the applicable frequencies given in Tables 2 and 3 Measurements should be within the following limits If measurements are within the limits the job is complete If the measurements are not within the limits stated re connect the Programming Maintenance Software MRKMAINT Display the Tracking Data screen For those frequencies where measurements are not within the stated limits enter new Tracking
22. ld Transmitter PA Synthesizer or Logic Circuit The following frequencies are those for which boards be replaced it may be necessary to alter the Tracking Data is established and are used as Test Tracking Data to re set these parameters properly Frequencies Table 2 Tracking Data Frequencies Low Split Parameter RF Power Modulation Squelch Set Deviation MHz 136 0000 136 0000 136 0000 f1H MHz 139 9950 f2L MHz 140 0050 140 0050 140 0050 Table 3 Tracking Data Frequencies High Split Parameter RF Power Modulation Squelch Set Deviation fIL MHz 150 0000 150 0000 150 0000 MHz 155 4950 PL MHz 155 5050 155 5050 155 5050 LBI 39175A SETTING TRACKING DATA Normally Tracking Data is set at the factory and need not be re loaded However the following repair situations require re loading some or all of the Tracking Data SITUATION NEW TRACKING DATA Replace PA module RF Power Squelch Check Re load if necessary RF Power Modulation Deviation Squelch Feature Encryption and Data Offset Replace TXRX module Replace Synthesizer PWB Replace Logic PWB RF Power Squelch Modulation Deviation Feature Encryption and Data Offset Parameter Limit To re load Tracking Data connect the radio in the appropriate configuration as shown in Figures 2 and 3 and perform the following steps TX Modulation Deviation 30 kHz channel spacing 4 4 0 1 kHz 1 Using the PC Programming Software ma
23. sceiver TXRX Module section Disconnect Flex Circuit PC2 from Connector J701 by carefully disengaging the locking tab from each side of the connector with a jeweler s screwdriver or tweezers Use extreme care to avoid damaging the plating runs or surface mounted components on the printed wire board PWB during this procedure Turn the radio upside down and disengage the two mounting screws using a 10 TORX driver Be sure to engage the screws in the captivation threads on the Transceiver chassis Do this by pulling each screw upwards with tweezers or needle nose pliers while simultaneously turning the screw counterclockwise with the TORX driver See LBI 38909 for details Disengage the control unit from the Transceiver chassis using a pivoting motion about the top edge of the Transceiver chassis Disengage the four captive screws on the rear cover using a 10 TORX driver Slide the rear cover off the Front Panel Assembly using care to avoid damaging the black O Ring moisture gasket attached to the rear cover Note that the Flex Circuit PC2 slides through a slot opening on the rear cover Control Head Remote Mounting 1 Disconnect Remote Control and Accessory cables using a small flat bladed screwdriver Remove the two side mounting screws from the mounting bracket Carefully remove the Control Head assembly from the bracket 3 Disengage the four captive screws on the rear half also known as the Remo
24. t is unusable or it cannot opu detect the 12 volts power Check the programming box and cables Radio Flash write failed Radio failed in writing to the flash memory Retry the programming process hardware failure Radio Flash code CRC did not match 14 Flash code not programmed correctly CRC did not match The operating software will not execute Re program the radio Radio Canceled by receiver The radio operating software received a cancel command Radio Canceled by sender Radio End of transmission received The radio software received or sent an end of transmission Radio Transmit error 18 Radio could not transmit the required data Check all hardware connections and try programming again Radio Invalid command 19 Radio did not understand the received command 19 Radio No application code 20 No application code is loaded the radio cannot accept personality commands Re program the operating software flash code and re program the personality Radio Application code error The radio application code failed to perform the command Radio EEPROM programming error Could not program the radio EEPROM part Radio Baud rate has changed 23 The radio acknowledged a successful baud communication baud rate change 23 PC Cannot allocate memory 50 The PC programming software could not allocate adequate memory space to perform the function PC Cannot open data file The specified file code or personalit
25. tandard input output driver failed initialization Standard input driver failed initialization Serial communication interface driver failed initialization FATAL RADIO ASPWRT HARDWARE 80 Radio driver could not write to ASP FATAL ROM NOHEAP HARDWARE 90 Software memory ROM task Operational Software Non Fatal System Errors ERROR NAME MESSAGE CODE DESCRIPTION Personality feature encryption read failure or data not available Decryption failure Personality feature encryption CRC failure AEGIS_ADIDOWN_ DSP ERR 851 DSP file not found AEGIS_ADIDOWN_PMFAIL DSP ERR DSP file is corrupted or hardware failure RE program radio or power cycle the radio AEGIS_ADIDOWN_DMFAIL DSP ERE DSP file is corrupted or hardware failure Re program radio or power cycle radio AEGIS_ADIDOWN_BIOSERR DSP ERR Hardware failure AEGIS_KEYLOAD_ DSP ERR Personality did not assign banks for the keys NOBANKS AEGIS_PVT_NONE FEAT ERR Private is not feature encrypted LBI 39175A Operational Software Fatal System Errors ERROR NAME MESSAGE CODE DESCRIPTION Personality tracking data error Re program the tracking data Personality hardware data error Re program the personality Personality frequency data error Re program the personality Personality tracking data malloc error Re program the tracking data Personality tracking data checksum error Re program the tracking data DACS_NO_LOCK NO LOCK 300 Synth
26. te Interface Adapter or RIA of the Control Head Slide the two halves apart using care to avoid damaging the black O Ring moisture gasket attached to the RIA 4 Disconnect Flex Circuit PC2 from Connector J2 by carefully disengaging the locking tab from each side of the connector with a jewelers screwdriver or tweezers Use extreme care to avoid damaging plating runs or surface mounted components in the PWB during this procedure To Re Assemble Unit after Servicing Essentially follow the reverse of the preceding instructions However in order to preserve moisture seals be sure to follow the EXACT torque and sequencing specifications for screw engagement during re assembly These specifications are given in LBI 38909 LBI 39175A NOTE For re assembly of the Control Units Front and Remote Mounting Revision A or later be sure the black O Ring is lubricated properly with HIVAC G silicone grease See Figures 1A and 1B for intructions Steps 1 Remove dust and dirt from the black O Ring gasket 2 Apply proper amount of the silicone grease to cloth 3 Put the silicone grease on throughout the surface of the black O Ring gasket evenly see Figures 1A and 1B CAUTION No fibers of the cloth must remain on the gasket after silicone is applied 4 Wipe out protruded silicone grease from the Rear RIA Cover LBI 39175A REAR COVER FOR BLACK O RING GASKET CONTROL UNIT Figure 1A
27. ut of specification replace the Synthesizer PWB Low or no modulation Program a Conventional System with frequencies given in Tables 2 and 3 Use EDACS3 PC Programming utility Check the Modulation Tracking Data using MRKMAINT PC Programming utility Data should be the same as that shipped with the radio from the factory If this has failed re enter the Tracking Data using the procedure set forth in the TRACKING DATA section Apply 1000 mVRMS kHz audio signal to the MIC connector Pin 1 Pin 2 is ground reference Key the radio make sure the antenna connector is connected to the proper 50 ohm load Check for an audio signal at TP202 on the Synthesizer PWB If this has failed replace the Logic PWB Be sure to perform the complete re programming on the new Logic PWB If this passes replace the Synthesizer PWB and re load the Modulation Tracking Data 16 Low sensitivity High audio distortion LBI 39175A RECEIVER SYMPTOM DIAGNOSTIC PROCEDURE Program a Conventional System with frequencies given in Tables 2 and 3 Use EDACS3 PC Programming utility Unscrew the PA module from the TXRX module Disconnect the coaxial cable P2 from J401 on the Synthesizer PWB Do not disconnect any other cable Set the frequency of the RF signal generator to the middle of the split Apply a standard RF signal to J401 and measure 12 dB SINAD sensitivity Sensitivity should be better than 0 29 uV If this passes r
28. y could not be opened file does not exist or has access protection PC Cannot read data file The specified file code or personality could not be read PC Cannot write to file The specified file code or personality could not be written PC File not found The specified file code or personality is not found in the current directory PC File is larger than radio memory 55 The radio flash part size is unknown or the operating software file size is larger than the radio s flash memory size PC Incorrect Tracking Data RF band Incorrect Tracking Data RF band split split PC Time out radio not responding 60 Radio is not connected or not turned on or the selected PC comport number is invalid Aborted by operator message canceled PC Abort message canceled PC Requested personality data does not exist The personality table does not exist Tracking or Encryption table 23 Ericsson Inc Private Radio Systems Mountain View Road Lynchburg Virginia 24502 1 800 592 7711 Outside USA 804 592 7711 Printed in U S A
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