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TEX30LCD/S

ELETTRONICA

29

/ 42

User Manual

Rev. 2.0 - 02/09/18

6. Identification and Access to the Modules

6.1 Identification of the Modules

The

TEX30LCD/S

is made up of various modules linked to each other through

connectors so as to make maintenance and any required module replacement

easier.

6.1.1 TEX30LCD/S Upper view

The figure below shows the equipment upper view with the various components

pointed out.

figure 8.1

[1] Main Board & Stereo Coder Card

[2] Panel Card

[3] Telemetry Card

[4] Control Card& Power Amplifier

[5] Power Supply

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Summary of Contents for TEX30LCD/S

Page 1: ...TEX30LCD S USER MANUAL VOLUME1 Manufactured by R V R ELETTRONICA Italy ...

Page 2: ...smitter is in complian ce with the essential requirements and other relevant provisions of Directive 2014 53 EU TEX30LCD S User Manual Version 2 0 Copyright 2018 R V R Elettronica SpA Via del Fonditore 2 2c 40138 Bologna Italia Telephone 39 051 6010506 Fax 39 051 6011104 Email info rvr it Web www rvr it All rights reserved Printed and bound in Italy No part of this manual may be reproduced memoriz...

Page 3: ... 3 KHz tones 1 1ratio 75 kHz FM 0 05 Transient intermodulation distortion 3 18 kHz square wave 15 kHz sine wave 75 kHz FM 0 1 typical 0 05 Stereo separation 30Hz 53kHz dB 50 dB typical 60 RMS 75 kHz peak HPF 20Hz LPF 23 kHz 50 μS de emphasis L R demodulated dB 75 78 typical Qpk 75 kHz peak CCIR weighted 50 μS de emphasis L R demodulated dB 65 dB Qpk 40 kHz peak CCIR weighted 50 μS de emphasis L R ...

Page 4: ...ferred to the RF output Connector BNC For RDS and isofrequency synchronizing purpose Impedance Ohm 5 k Output Level Vpp 1 Interlock Connector BNC Input and output for remote power inhibition short is RF off Service Connector DB9 F Factory reserved for firmware program Remote Interface Connector DB15F IIC 5 analog digital inputs 5 analog digital outputs FUSES On Mains 1 External fuse F 3 15 T 5x20 ...

Page 5: ...peration 19 5 3 Management Firmware 21 5 4 Optional Function 27 6 Identification and Access to the Modules 29 6 1 Identification of the Modules 29 7 Working Principles 30 7 1 Panel board 30 7 2 Main board 30 7 3 Telemetry board 31 7 4 Power Supply 31 7 5 Power Amplifier 31 7 6 Control Board 32 8 Maintenance and repair procedures 33 8 1 Introduction 33 8 2 Security Considerations 33 8 3 Ordinary ma...

Page 6: ...iv User Manual Rev 2 0 02 09 18 TEX30LCD S ELETTRONICA This page was intentionally left blank ...

Page 7: ...ty for any errors or inaccuracies in this manual including the products and the software described herein R V R Elettronica reserves the right to make changes to equipment design and or specifications and to this manual at any time without prior notice Notice concerning product intended purpose and use limitations This product is a radio transmitter suitable for frequency modulation audio radio br...

Page 8: ...gure 4 Figure 5 One rescuer give 2 quick rescue breaths after each 15 compressions Two rescuers one rescue breath after each 5 compressions Do not stop chest compressions while giving artificial breathing Call for medical help as soon as possible 3 1 2 If the victim is conscious Cover victim with a blanket Try to reassure the victim Loosen the victim s clothing and have him her lie down Call for m...

Page 9: ...for the machine Spare parts Cables 4 2 Features This exciter contain a low pass filter that reduces the harmonic emission to provided for by international standards CCIR FCC or ETSI and can be connected directly to the antenna Two major features of TEX30LCD S are compact design and user friendliness Design is based on a modular concept the different functions are performed by modules that for the ...

Page 10: ...y systems via RS232 serial interface or I2 C Four LEDs on the front panel provide the following status indications ON LOCK FOLDBACK and RF MUTE The exciter have an input for the external 24 Vcc supply This auxiliary supply source that can be realized by the user with the help of rescue batteries is automatically used in case of AC voltage absence The exciter management firmware is based on a menu ...

Page 11: ...atic reduction of the delivered RF power 5 R F MUTE Yellow LED lit when the exciter s power output is inhibited by an external interlock command 6 CONTRAST Display contrast adjusting trimmer on the top of the equipment 7 ESC Push button to exit from a menu 8 Push button to move in the menu system and to modify the parameters 9 Push button to move in the menu system and to modify the parameters 10 ...

Page 12: ...terconnection with other devices and for factory parameters programming 18 24VDC IN Not used 19 FUSE BLOCK Fuse carrier Use a screwdriver to access the fuse 20 R F TEST POINT RF test output approx 20 dBm wrt the RF output power level 21 CARRIER FREQ ADJ Fine adjustment trimmer for the carrier frequency 22 PREENPHASIS Dip switch to set the preenphasys at 50 or 75 μs The preenphasys setting is relev...

Page 13: ...terlock IN By passes power if closed at GND 2 Ext AGC FWD IN Ext signal 1 12V for power limitation AGC 3 GND Ground 4 SDA IIC I O IIC communication serial data 5 VPA Tlm ANL OUT PA power supply voltage 3 9V F S 6 FWD Tlm ANL OUT Forward power 3 9V F S 7 Power Good DIG OUT Open collector enabled whenpower exceeds the set threshold 8 GND Ground 9 GND Ground 10 Ext AGC RFL IN Ext signal 1 12V for pow...

Page 14: ...he applicable law on workplace safety matter These companies must provide appropriate training to their staff on electrical devices and make sure that they familiarize themselves with the contents of this manual The respect of the safety instructions set forth in this manual or in the specified legislation does not exempt you from compliance with other specific regulations regarding installation p...

Page 15: ...ar environmental conditions In case of the station where this device is located should be subjected to these physical events it is good to monitor these devices once you put it into service in addition to trying to protect the device itself as much as possible IMPORTANT never supply voltage to the equipment in presence of condensation This problem can occur more frequently in devices warehoused fo...

Page 16: ...ise due to forced ventilation The mounting surface must be able to withstand the weight of the device and must be sturdy Note below we will refer to a complete station where the device can be a part of it The same procedures also apply in case of the device is used individually The device is usually connected inside a 19 rack and fixed with M5 screws in the appropriate holes The equipment must be ...

Page 17: ...y have the outlet air in the back of machine In this case provide adequate ventilation of the room COLD HOT In alternative is cooled by forced ventilation and the air outlet is located on the roof of machine Is recommended a length of tube approximetively of 1 5 meter COLD HOT 50cm ...

Page 18: ... located on the back or on the roof of the machine and conductors must be attached to the general disconnecting switch terminals Note The connection of machine to power supply is done by fixing a multi pole cable with exposed terminals to a terminal board Make sure with no possibility of error that the cable is not under tension when you connect it to the machine WARNING Is highly recommended to d...

Page 19: ... with adequate earth connection properly connected to the equipment This is a pre requisite for ensuring operator safety and correct operation The following table shows the recommended cable cross sections CONNECTOR THREE PHASE CABLE SECTION SINGLE PHASE CABLE SECTION L Ø 6mm R Ø 4mm S Ø 4mm T Ø 4mm N Ø 4mm Ø 6mm PE Ø 4mm Ø 6mm Tipically the distribution board contains the thermal magnetic circuit...

Page 20: ...ccording to the laws and regulations in force in the country where this equipment is installed Check that the POWER switch on the front of TEX30LCD S is in the OFF position The transmitter has two switches one is embedded in VDE socket for mains power cord and interrupts all mains power supply of the machine while the second is on the front panel and acts by inhibiting the switching power supply o...

Page 21: ...unding ground up to several kilometers Provide an internal protection against interference on the distribution line such as EMI filters or stabilizers on line voltages rrequiring the installation in the distribution panel through qualified personnel which allow to filter the interferences caused by electrical equipment and sudden surges of the line in addition to providing a voltage regulation 5 1...

Page 22: ...er touch the RF output connector when the equipment is switched on and no dummy load is connected Ensure that the POWER switch on the front panel of TEX30LCD S is set to OFF The exciter has two switches one is embedded in VDE socket for mains power cord and interrupts all mains power supply of the machine while the second is on the front panel and acts by inhibiting the switching power supply of t...

Page 23: ...output Check output power level and set it to maximum level unless it has already been set from the Power Setup menu that you will have accessed by pressing the following sequence of key ESC opens Default Menu ENTER hold down for 2 seconds SET use keys to set bar to upper limit Check the state of the Pwr output power by the Fnc menu If it is set to OFF press ENTER to bring the selection to ON 5 1 ...

Page 24: ...address in the MIX Miscellaneous menu as desired factory setting is 01 5 1 5 7 Adjustments and calibration The only manual adjustments are the level adjustments and the audio mode adjustment The rear panel holds the trimmers for all exciter inputs Trimmer identification is printed on the rear panel Input sensitivity can be set within the limits set out in the tables below through the trimmers Inpu...

Page 25: ... 75 ms L and R XLR type input impedance Switch 1 R XLR input impedance ON 600 W OFF 10 kW Switch 2 L XLR input impedance ON 600 W OFF 10 kW MPX input operation mode impedance Switch 1 Mode of operation ON Mono OFF Stereo Switch 2 MPX input impedance ON 50 W OFF 10 kW 5 2 Operation 1 Power on the exciter and ensure that the ON light turns on Equipment name should appear briefly on the display quick...

Page 26: ...ower level Example 100 output power Full bar 30W output mod TEX30LCD S 25 output power 1 4 bar 7 5W output mod TEX30LCD S The bottom line provides instantaneous power reading press button to increase level press to decrease it When you have achieved the desired level press ENTER to confirm and exit the default menu Please note that the setting is stored automatically in other words if you press ES...

Page 27: ...gement firmware Normally the equipment can run unattended Any alarm condition is handled automatically by the safety system or is signalled by the LED indicators on the panel or by display messages NOTE Standard factory settings are output power set to upper limit unless otherwise specified by customer and OFF 5 3 Management Firmware The equipment features an LCD with two lines by 16 characters th...

Page 28: ...stment Menu Predefined menu Menu 10 Channels Menu Figure 5 2 When the display is off touching any key will turn on backlighting When the display is on pressing the ESC button from the default menu menu 1 calls up the selection screen menu 3 which gives access to all other menus Menù 3 If the temperature alarm is enabled and the alarm threshold is exceeded the following screen will be displayed onl...

Page 29: ...button To return to the default menu menu 1 simply press ESC again 5 3 1 Operation Menu Fnc In this menu you can toggle exciter power output On Off set deviation display mode and the threshold rate for Forward PgD or Reflected PgR Power Good To edit an item highlight the appropriate line using the and buttons and then press and hold the ENTER button until the command is accepted This way Pwr setti...

Page 30: ...g When output power drops below set Power Good threshold the equipment changes the state of pin 7 of the DB15 Remote connector located on the rear panel PgR Modifies Power Good threshold for reflected power The Power Good rate is a percent of equipment rated power 3 W for TEX30LCD S not of reflected output power This means that this threshold set at 5 will give 0 15 W regardless of set power level...

Page 31: ... amplifier module Eff Efficiency based on ratio of forward power to amplifier module power in percent FWD PWR Vpa x Ipa Tmp Equipment internal temperature reading 5 3 4 Setup Menu Set This menu lets you view and set operating frequency Menu 8 F1 Operating frequency setup Set a new frequency value and then press the ENTER button to confirm your selection the exciter unlocks from current frequency t...

Page 32: ...es the entry of the password in default screen NOTE It is advisable to write down the password set if you forget the password it is not possible to recover it automatically To recover the password contact Customer Service by sending the alphanumeric PUK code of 6 characters generated automatically when entering the password 5 3 6 Version Menu Vrs This screen holds equipment version release informa...

Page 33: ...must be specified on order to R V R Elettronica 5 4 1 FSK Option The FSK function generates periodic carrier frequency shifts to generate a Morsecoded station ID code NOTE This function is typically used in the USA The factory setting for frequency shift is 10KHz and code repetition period is 60 minutes please contact R V R Elettronica if you need different settings whereas station identified may ...

Page 34: ...ded below Connect the PC serial port COM to the SERVICE connector on the rear panel of TEX30LCD S using a standard Male DB9 Female DB9 serial cable Power on the exciter Launch the serial communication software Set communication parameters as follows Baud Rate 19200 Data Bit 8 Parity None Stop Bit 1 Flow control None Activate Caps Lock through the communication software and send string CODE followe...

Page 35: ... of various modules linked to each other through connectors so as to make maintenance and any required module replacement easier 6 1 1 TEX30LCD S Upper view The figure below shows the equipment upper view with the various components pointed out figure 8 1 1 Main Board Stereo Coder Card 2 Panel Card 3 Telemetry Card 4 Control Card Power Amplifier 5 Power Supply ...

Page 36: ...so features a stereophonic coder 7 2 1 Audio input section The audio input section contains the circuits that perform the following functions Input impedance selection 15 kHz filtering of the left and right channel Stereophonic Coding Mono channel preemphasis Mono MPX and SCA channel mixing Clipper limits the modulating signal level so that the frequency deviation does not exceed 75 kHz Modulating...

Page 37: ...at the power supply is a direct from mains type or rather it is without a transformer and it can be connected to any voltage between 90 and 260 V without any adjustments or manual settings The power supply unit is also connected to 24 V auxiliary continuous voltage inputs used to automatically buffer the mains power cutoff 7 5 Power Amplifier The final power stage is enclosed in a totally shielded...

Page 38: ...contains a circuit for signaling power supply unit faults If no alarms are present the voltage is adjusted only depending on the set output power with a feedback mechanism based on the reading of the power really delivered AGC The voltage is also affected by other factors such as Control of the power level in output depending on the setting External AGC signals Ext AGC FWD Ext AGC RFL Excess of te...

Page 39: ...ure to disconnect the amplifier s mains supply before proceeding to any maintenance operation on the system 8 3 Ordinary maintenance The only regular maintenance required on the TEX30LCD S is the periodic blower replacement and dust cleaning of the air filter and of any trace of it inside the amplifier The frequency of these operations depends on the operating conditions of the machine like ambien...

Page 40: ...n A of power supply and reassemble it in its housing Replace the cover and tighten all the screws necessary to close it 8 4 Module substitutions Only authorized and qualified technical personnel must be proceed with the replacement of the component parts in the relevant device 8 4 1 How to replace the power supply Open the top cover of TEX30LCD S by unscrewing all the screws Identify the power sup...

Page 41: ... B B Unscrew all the points C with the help of a slotted screwdriver C Remove the amplifier module and replace it with a new spare part Redo all previously steps performed in reverse in order to reassemble and fix the module in place Put the cover back on and tighten all the screws necessary to close it ...

Page 42: ...RF connector B and disconnect the connector C c B Remove the RF module and replace it with a new spare part Redo all previously steps performed in reverse in order to reassemble and fix the module in place Put the cover back on and tighten all the screws necessary to close it 8 4 3 How to replace the main board Open the top cover of TEX30LCD S by unscrewing all the screws Identify the module to be...

Page 43: ...cover box B Disconnect the connector C and unscrew the RF connector D D C Remove the main board and replace it with a new spare part Redo all previously steps performed in reverse in order to reassemble and fix the module in place Put the cover back on and tighten all the screws necessary to close it ...

Page 44: ...r screws A on the front panel of the TEX30LCD S A Disconnect all the connectors B B Remove the panel board and replace it with a new spare part Redo all previously steps performed in reverse in order to reassemble and fix the module in place Put the cover back on and tighten all the screws necessary to close it ...

Page 45: ...ews on the variants compared to the basic version to be requested in the order For more information about the options rely on the respective user manuals 9 1 AUDIGIN TEX option Digital Input Left MONO Right Type TOS LINK Female Type XLR Female 1 GND 2 Positive 3 Negative 9 2 RDS TEX2HE option ...

Page 46: ...40 42 User Manual Rev 2 0 02 09 18 TEX30LCD S ELETTRONICA Service RDS Type DB9 Female 1 2 3 4 5 6 7 8 9 9 3 TLW TEX E 2HE option Ethernet Type RJ45 Female 1 TX 2 TX 3 RX 4 NC 5 NC 6 RX 7 NC 8 NC ...

Page 47: ... Type DB9 Female Type DB9 Female 1 NC 1 NC 2 TX_D 2 NC 3 RX_D 3 NC 4 Internally connected with 6 4 NC 5 GND 5 GND 6 Internally connected with 4 6 12 V 7 Internally connected with 8 7 NC 8 Internally connected with 7 8 NC 9 NC 9 NC Ethernet Type RJ45 Female 1 TX 2 TX 3 RX 4 NC 5 NC 6 RX 7 NC 8 NC ...

Page 48: ...nals for RF output power level to allow for UP DOWN setting The UP or DOWN command is provided by switching the corresponding signal at the connector to ground for at least 500mS pin features internal pull up to power supply Configuration of DB15F telemetry connector Remote Pin Standard Function UP DOWN Power Function 14 On cmd Up cmd Enables the RF power supply Increases the RF power supply 15 Of...

Page 49: ..._____________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________...

Page 50: ..._____________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________...

Page 51: ..._____________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________...

Page 52: ...1104 e mail info rvr it web http www rvr it The RVR Logo and others referenced RVR products and services are trademarks of RVR Elettronica S p A in Italy other countries or both RVR 1998 all rights reserved All other trademarks trade names or logos used are property of their respective owners ISO 9001 2000 certified since 2000 ...

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