User Manual - RVR Elettronica SpA Documentation Server
Contents
1. Volume 1 Manufactured by File Name 03 ATVCA_ ING _1 0 indd Version 1 0 Date 04 06 2010 Revision History Document History 04 06 10 First Edition E Montagna OOO SO PO OO ATVCA User Manual Version 1 0 Copyright 2010 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 memorized or transmitted in any form or by any means electronic or mechanic including photocopying recording or by any informa tion storage and retrieval system without written permission of the copyright owner Notification of intended purpose and limitations of product use This product is a FM transmitter intended for FM audio broadcasting It utilises operating frequencies not harmonised in the intended countries of use The user must obtain a license before using the product in intended country of use Ensure respective country licensing requirements are complied with Limitations of use can apply in respect of operating freuency transmitter power and or channel spacing Declaration of Conformity Hereby R V R Elettronica SpA declares that this FM transmitter is in compliance with the essential requirements and other relevant provisions of Directive 1999 5 EC CE ATVCA RaW Ra ELETTRONICA Table of Contents2. Analogical evel A A O A O A a See SSCS on oFF evel MASIA EEN TO AT TT SSSSCSC S Remote connectorothers 5 nt OOOO O Telecon Yes via TLC300 or TLC2000 Yes via TLC300 or TLC2000 Cooling type IS IE Forced with internal fan Forced with internal fan ostia Noise A AA Leq 3 min im Spectrum Optimization Doo E 22 26 Rev 1 0 04 06 10 User Manual RaW Ra ATVCA ELETTRONICA 8 Working Principles 8 1 Power Supply The ATVCA power supply unit is a switching type unit whose 50 V main output powers the machine s RF amplifier The power supply also features stabilizers for generating continuous 5 V and 18 V voltages for supplying the other equipment circuits Note that 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 8 2 Panel board The panel board accommodates the microcontroller that runs the machine control software and all user interface elements display LED s keys This board is interfaced with other machine modules via flat cables and provides for power supply control signals and measurement distribution 8 3 RF Power Amplifier The RF power amplifier module is enclosed in a totally shielded metal container housed in the central part of the box The RF signal is coming from an external exciter via a N type connector in the rea
3. Please observe local codes and fire prevention rules when installing and operating this equipment A WARNING This equipment contains exposed live parts involving an electrical shock hazard Always disconnect power supply before removing any covers or other parts of the equipment Ventilation slits and holes are provided to ensure reliable operation and prevent overheating do not obstruct or cover these slits Do not obstruct the ventilation slits under any circumstances The product must not be incorporated in a rack unless adequate ventilation is provided or the manufacturer s instructions are followed closely A WARNING This equipment can radiate radiofrequency energy and if not installed in compliance with manual instructions and applicable regulations may cause interference with radio communications A WARNING This equipment is fitted with earth connections both in the power cord and for the chassis Make sure both are properly connected Operation of this equipment in a residential area may cause radio interference in which case the user may be required to take adequate measures The specifications and data contained herein are provided for information only and are subject to changes without prior notice R V R Elettronica SpA disclaims all warranties express or implied While R V R Elettronica SpA attempts to provide accurate information it cannot accept responsibility or liability for any errors or inaccuracies in t
4. level DB9 connector for I C standard communication DB9 connector for interconnection with other devices and factory parameters programming only for factory programming RF input connector N type 500 Interlock output BNC connector when the transmitter goes into stand by mode the normally floating central connector is connected to ground Reserved for Future Uses Interlock input BNC connector Reserved for Future Uses Trimmer for the control of the delivered power in function of the foldback inputs Rev 1 0 04 06 10 User Manual RaW Ra ELETTRONICA 6 3 Connectors description 6 3 1 Type Female DB9 1 NC 2 TXD 3 RX_D 4 5 GND 6 T 8 9 NC 6 3 2 Remote Type Female DB15 Pin Name 1 Interlock 2 Ext AGC FWD 3 GND 4 SDAIIC 5 VPA Tim 6 FWD Tim 7 Power Good GND GND O ExtAGC RFL 11 SCLIIC 12 IPA Tim 13 RFL Tim 14 On cmd 15 OFF cmd User Manual Internally connected to 6 Internally connected to 4 Internally connected to 8 Internally connected to 7 Type IN IN I O ANL OUT ANL OUT DIG OUT IN I O ANL OUT ANL OUT DIG IN DIG IN Rev 1 0 04 06 10 ATVCA Service for factory setting purposes only Purpose Inhibits power if closed to GND Ext signal 1 12V for power limitation AGC Ground Serial for IIC communication PA supply voltage 3 9V F S Forward power 3 9V F S Signalling of the activation by the grounding of the
5. chap 6 3 2 item 14 and 15 Over temperature is a fourth alarm that does not trigger a permanent FAULT condition when it occurs the machine temporarily interrupts its working It occurs if temperature exceeds 85 C Celsius degrees the following screen appears 4 Over Temperature Temperature power threshold exceeded t HTTENTION ODER TEMPERATURE Alarm 4 Machine restores itself when temperature become regular and no protection counter is incremented User Manual Rev 1 0 04 06 10 17 26 ATVCA RaW Ra ELETTRONICA 5 4 5 Miscellaneous Menu Mix This menu lets you set machine address in an I C bus serial connection FIIL 2 Menu 8 TIC 12C address setting The 1 C network address becomes significant when the exciter is connected in an RVR transmission system that uses this protocol Do not change it unless strictly required 5 4 6 Version Menu Vrs This page holds machine s version release information kkel sFPRO Bee SES Dat 142 43 2047 Tab PJL_4564_41 Menu 9 Note this is a reading rather than a setting and cannot be edited note empty arrow Rel Firmware release information Dat Release date Tab It shows table loaded in the memory 18 26 Rev 1 0 04 06 10 User Manual ATVCA 6 Front and Rear Panel Description This section describes the components found on the front and rear panel of ATVCA 6 1 Front Panel Figure 6 1 1 AIRFLOW Air flow for th
6. contact normally open chap 5 4 1 Ground Ground Ext signal 1 12V for power limitation AGC Clock for IIC communication PA power supply 3 9V F S Forward power 3 9V F S A pulse towards ground 500 ms triggers power output A pulse to ground 500 ms inhibits power output 21 26 ATVCA 7 Technical Specifications SEEE Ome ozo O Oo o o ose O ZOO A es 10000 input power for rated opt OR TEMO A ono pa Oo pls AC Supply Voltage vans input voltage range _VAG_ 115 230 215 115 230 156 lt i SSS DC Supply Voltage cru backup input Voltage voe Sd S AC Apparent Power Consumption A O Active Power Consumption wo RF Fan active Power consumption SSCS WOOO A RF module efficiency 27 80 refered topo wih redfiad arrendar O O SSS Overall efficiency rere tops wh ec eld S referedto ps wired fed SSS input device pshton pushbutton S Display armenio 2x 18 Amame 2x16 C rompa e fi EN Overall Phisical Dimensions Front panel height HE overall depth mm BRO Ambient working temperature Sd OO operational 10 Ot 50 operational a SSS Spurious amp harmonic suppression Pp Be In according to output filter In according to output filter Meets or exceeds all FCC and CCIR rules aaah connector Ne Ned impedance Ohm S SSS SSO Driver power for rated opt 2533 aS 5G AAA ee tmpedance i Ohm E T E S O omeo S S o T o O E e E S E C omare j aem A ES FC O O ooo AUN 7 TT
7. set up no more settings are required for normal operation at each power up even after an accidental shutdown the amplifier defaults to the parameters set during the initial configuration procedure The topics covered in this section are discussed at greater length in the next sections with detailed descriptions of all hardware and firmware features and capabilities Please see the relevant sections for additional details LE IMPORTANT When configuring and testing the transmitter in which the amplifier is integrated be sure to have the Final Test Table supplied with the machine ready at hand throughout the whole procedure the Final Test Table lists all operating parameters as set and tested at the factory 5 1 Preparation 9 1 1 Preliminary checks Unpack the amplifier and immediately inspect it for transport damage Ensure that all connectors are in perfect condition Provide for the following applicable to operating tests and putting into service Y Single phase 230 VAC or 115 VAC 15 10 mains power supply with adequate ground connection Y TV exciter with adjustable output power up to 10W as a minimum like RVR Elettronica BLUE VIDEO y For operating tests only dummy load with 50 Ohm impedance and adequate capacity 100 W as a minimum Y Connection cable kit including e Mains power cable e DB25 flat cable for interlock signal connection between exciter and amplifier e RF connection cable between exciter and a
8. 1 Preliminary Instructions 1 2 Warranty 1 3 First Aid 2 Sel Treatment of electrical shocks 2 3 2 Treatment of electrical Burns 2 4 Unpacking 3 4 1 General Description 3 5 Quick guide for installation and use 5 5 1 Preparation 5 5 2 First power on and setup 8 5 3 Operation 9 9 4 Management Firmware 11 6 Front and Rear Panel Description 19 6 1 Front Panel 19 6 2 Rear Panel 20 6 3 Connectors description 21 7 Technical Specifications 22 8 Working Principles 23 8 1 Power supply 23 8 2 Panel board 23 8 3 Power Amplifier 23 8 4 Control Board 24 8 5 Telemetry board 24 8 6 Interlock Output Interface 24 9 Identification and Access to the Modules 25 9 1 Identification of the Modules 25 User Manual Rev 1 0 04 06 10 ATVCA Rev 1 0 04 06 10 RaW Ra ELETTRONICA This page was intentionally left blank User Manual RaW Ra ELETTRONICA ATVCA IMPORTANT The lightning flash with arrowhead within a triangle is intended to alert the user of the presence of dangerous voltage that may constitute a risk of electric shock The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instructions in the literature accompanying the equipment A 1 Preliminary Instructions e General Warnings This equipment should only be operated installed and maintained by trained or qualified personne
9. 5 Rev 1 0 04 06 10 RaW Ra ELETTRONICA e One rescuer give 2 quick rescue breaths after each 15 compressions Two rescuers one rescue breath after each 5 compressions e 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 e Cover victim with a blanket e Try to reassure the victim Loosen the victim s clothing and have him her lie down Call for medical help as soon as possible 3 2 Treatment of electric burns 3 2 1 Large burns and broken skin o Cover affected area with a clean cloth or linen Do not break any blisters that have formed remove any clothing or fabric that is stuck to the skin apply adequate ointment e Administer adequate treatment for the type of accident e Get the victim to a hospital as quickly as possible Elevate arms and legs if injured If medical help is not available within an hour the victim is conscious and is not retching administer a solution of table salt and baking soda one teaspoon of table salt to half teaspoon of baking soda every 250 ml of water Have the victim slowly drink half a glass of solution for four times during a period of 15 minutes Stop at the first sign of retching Do not administer alcoholic beverages 3 2 2 Minor burns e Apply cold not ice cold strips of gauze or dress wound with clean cloth
10. Do not break any blisters that have formed remove any clothing or fabric that is stuck to the skin apply adequate ointment If needed have the victim change into clean dry clothing e Administer adequate treatment for the type of accident e Get the victim to a hospital as quickly as possible Elevate arms and legs if injured User Manual RaW Ra ATVCA ELETTRONICA 4 Unpacking The package contains m 1 ATVCA m 1 User Manual m 1 Mains power cable The following accessories are also available from Your R V R Dealer e Accessories spare parts and cables 4 1 General Description The ATVCA is an analog TV broadcasting amplifier manufactured by R V R Elettronica SpA delivering up to 100 W under 50 Ohm standard load and less than 10W drive power requirement The ATVCA has been designed for installation in a 19x2HE box for rack The amplifier incorporates a low pass filter to keep harmonics below the limits provided for by international standards CCIR FCC and ETSI Two major features of ATVCA are compact design and user friendliness Another key feature is its modular concept design the different functions are performed by modules with most connections achieved through male and female connectors or through flat cables terminated by connectors This design facilitates maintenance and module replacement The RF power section uses one MOSFET modules able to withstand up to 400W An LCD on the fron
11. In this menu you can set RF output power On Off toggle between Local or Remote control mode and set the Forward Power Good PgD threshold level In order to edit a row highlight the appropriate row using the or buttons and then press and hold the ENTER button chap 6 1 until the command has been accepted This way Pwr setting is toggled between ON or OFF and Loc setting has been toggled between LOCAL or REMOTE In order to edit Power Good threshold in PgD row edit its value using buttons and finally press ENTER to confirm chap 6 1 FPure Of Loc REMOTE Pal ob r Menu 4 12 26 Rev 1 0 04 06 10 User Manual AAR ATVCA Pwr It enables ON or disables OFF the RF power output Loc It modifies machine operation In the LOCAL mode the machine can read and modify its operating parameters through the navigation keys and the management firmware whereas all other setting gates are locked out In the REMOTE mode the machine can only read its operating parameters in this case parameters are modified based on the command received from other connected telemetry system PgD It modifies the Power Good forward power threshold The Power Good level is a percentage of machine s rated power 100 W not of forward output power expressed in Watt This does mean that this threshold when set at 50 will give a warning at 50 W 50 of 100W When RF output power drops below the Power Good threshold setting the machine
12. TT OOO mteockinpt O omneetar nee Foremote power inhibition short is RF off interlock Output Connector BNO BNO For remote power inhibition short is RF off O 5202 Serial Interface Connector S Cid OOO OO Service o Connector S S o o o OO oy reserved for firmware program OOOO ns nee A 22 Modem Connector O OY _ RS486 Serial Interface Connector _ SSCS SOS Remote interface Connector O Oo o o oO OO o OO S analog 7 digital imputa 5 analog digital outputs Telemetry interface Connector ES SS AC Apparent Power Consumption va fT AC Power Input pp P Active Power Consumption TN o o o O Power Factor Jo A A o O Connector VDE male VDE male Doo Oe DC Supply Volt A DC Power Input PC Current aboe OO O O Po On Maing PT External fuse FB T 5x2Omm 1 External fuse F8 T 5x20mm S ESTI SS E T A G y O OnPASuppy oo E T G G O On Aux VDE socket P Frontpanelwidth mm 483 199 483 199 19 EA rack e 880 BB 0 OO overat depth mmf 80 E OS 370 6002 370 oon OO AAA AAA KS O Telemetry As SOS 115 Vac IO EN A EA MEN F806 EE VE MN 2 KH a A E O magae O OO O a wea OPA AG purpose min 0 5 Ves Analogical evel e ea OO OrPA AG purpose min O S Ves Remote connector inputs pe RON ON Coo o AA E A A G or tel me em orremote power inibition shorts REO INT A A A A A A TS SSCSC DT A A A A A A TS SSCSC S SCS Remote connector outputs maose MPA RA ma ee SSS
13. amplifier is used this connector is linked to the power amplifier REMOTE or INTERLOCK by means of a BNC BNC connection In case of amplifier faults the central conductor is grounded thus forcing the machine to enter in stand by mode Interlock Output Interface The interlock output interface serves to generate the signal of INTERLOCK OUT on the board is present one jumper which if set in opposite way reveres the working logic Rev 1 0 04 06 10 User Manual ATVCA ELETTRONICA 9 Identification and Access to the Modules 9 1 Identification of the Modules The ATVCA is made up of various modules linked to each other through connectors so as to make maintenance and any required module replacement easier 9 1 1 VHF Version Upper view ATVCA100LV1 The figure below shows the equipment upper view with the various components pointed out figure 9 1 1 Power Supply PSL600 2 Control Board SL216DR10017 3 Panel Board SL123PC1007 4 Cooling Fan VTL9G824G 102 5 RF Module Board SL184RF2007 Directional Coupler Board SL216DC1001 6 Telemetry Board SLTEMTXLCHO7 7 Interlock Output Interface SL723 IN 1007 User Manual Rev 1 0 04 06 10 25 26 ATVCA RaW Ra ELETTRONICA 9 1 2 UHF Version Upper view ATVCA100LU1 The figure below shows the equipment upper view with the various components pointed out 1 2 3 4 9 6 7 26 26 fig
14. changes the state of pin 7 of the DB15 labelled Remote connector located in the rear panel figure 6 3 2 6 9 4 2 Power Menu Pwr This page holds all reading related to machine s RF power Fie 5 li kfl H li Ink 12 li Menu 5 Fwd Forward power reading RIL Reflected power reading Inp Input power reading Note that these are reading rather than setting and cannot be edited note the empty arrow User Manual Rev 1 0 04 06 10 13 26 ATVCA 5 4 3 Power Amplifier P A Menu This page is made up of four lines that can be scrolled using the buttons and shows the reading relating to final power stage Plis 3H L3 Ifa os H ETT af pa Tm Sn E Menu 6 Note that these are reading rather than setting and cannot be edited note the empty arrow VPA Voltage supplied to amplifier s module IPA Current absorbed to amplifier s module Eft Efficiency based on ratio between RF forward power and power supply of amplifier module Tmp Internal temperature of the machine 9 4 4 Alarm Menu Alm This menu shows any alarm condition occurring during machine s operation Alarm thresholds are preset by factory FFWD Me Leo EFL Me Teo IHF Me Leo Reset Alm Menu 7 14 26 Rev 1 0 04 06 10 User Manual RaW Ra ATVCA FWD Counter of alarm conditions triggered by forward power RFL Counter of alarm conditions triggered by reflected power INP Counter of alarm conditions triggered by input po
15. e forced ventilation 2 ON Green LED Turns on when amplifier is powered on 3 FAULT Red LED Turns on when machine is in permanent fault lock out mode 4 FOLDBACK Yellow LED Turns on when foldback current limiting Automatic Gain Control is intervened 5 R F MUTE Yellow LED Turns on when exciter power output is inhibited by an external interlock signal 6 CONTRAST Display contrast trimmer 7 ESC Press this button to exit a menu B Navigation button used to browse menu system and edit parameters 9 Navigation button used to browse menu system and edit parameters 10 ENTER Press this button to confirm a modified parameter and open a menu 10 DISPLAY Liquid Crystal Display 11 POWER AC mains ON OFF switch User Manual Rev 1 0 04 06 10 19 26 ATVCA 6 2 Rear Panel 1 2 3 4 9 6 7 8 9 RaW Ra ELETTRONICA PLUG FAN R F OUTPUT REMOTE FUSE BLOCK R F TEST l C BUS SERVICE INPUT PWR 10 INTERLOCK OUT 11 INTERLOCK IN 12 FOLDBACK 1 2 20 26 ser ice 9 10 1112 Figure 6 2 Mains supply plug 90 260V 50 60 Hz Fan for the forced ventilation of the amplifier RF output connector N type 500 Reserved for Future Uses DB25 connector for telemetry of the machine Fuse carrier Use a screwdriver to access the fuse Contains the general protection fuse rated 8AT 5x20 RF test output approx 13 dBm wrt the RF output power
16. ging the Power Good alarm threshold Change Forward Power Good alarm setting PgD from the Fnc menu as required factory setting is 50 Please read section 5 3 1 for more details 5 2 7 Changing machine I C address serial communication Change the IIC address in the Mix menu as required factory setting is 01 Please read section 5 3 5 for more details 5 2 8 How to enable Remote mode If you wish to use the telemetry control feature enable Remote control in the Fnc menu see section 5 3 1 for details Note In the Remote mode all local push button controls except Remote Local for switching back to Local mode are disabled Operating parameter readings are available gt Note the Remote is the preferred mode by factory 5 3 Operation 1 Switch on the amplifier chap 6 1 and ensure that ON light is turning on chap 6 1 The machine name should appear briefly in the display quickly followed by forward and reflected power reading Menu 1 provided that the amplifier is delivering output power Flo 1146 ly kfl E ly Menu 1 1b Hold down the ENTER button until opening the power setup menu LE NOTE The user should access the power setup menu by hold down the ENTER button but this function in TV amplifier is not enabled User Manual Rev 1 0 04 06 10 9 26 ATVCA 10 26 ELETTRONICA The edit screen will look like this Fla 146 ly Menu 2 2 a Ensure that machine is not in a
17. h on When you have performed all connections described in the previous paragraph switch on the amplifier using the suitable power switch in the front panel figure 6 1 Switch on the pilot exciter Power check Ensure that the ON light is turning on see figure 6 1 The machine name should appear briefly on the display quickly followed by forward and reflected power readings figure 5 2 menu 1 If RF output is disabled these readings will be Zero How to enable Local mode and RF output Check current mode setting and enable Local mode if not already enabled following menu path Fnc gt Loc gt Local figure 5 2 if left disabled the machine will not accept the next command Now check if the RF output is enabled following menu path Fnc gt Pwr gt ON figure 5 2 menu 4 Input power check and setup Go to Pwr menu figure 5 2 menu 5 and look up forward output power Fwd reflected power Rfl and input power Inp readings With drive power set as specified in the Final Test Table the amplifier output power should be 100W Rev 1 0 04 06 10 User Manual RaW Ra ATVCA ELETTRONICA LS Note Normally drive power should not exceed 13W typically 10W higher drive power requirements are a symptom of abnormal operation WARNING Drive power levels above 15W result in exceeding input power AN which causes a temporary amplifier lock out see section 5 3 4 1 Alarms and Faults for more details 5 2 6 Chan
18. his manual including the products and the software described herein R V R Elettronica SpA reserves the right to make changes to equipment design and or specifications and to this manual at any time without prior notice e Notice concerning product intended purpose and use limitations This product is a radio transmitter suitable for frequency modulation audio radio broadcasting Its operating frequencies are not harmonised in designated user countries Before operating this equipment user must obtain a licence to use radio spectrum from the competent authority in the designated user country Operating frequency transmitter power and other characteristics of the transmission system are subject to restrictions as specified in the licence 2 Warranty La R V R Elettronica S P A warrants this product to be free from defects in workmanship and its proper operation subject to the limitations set forth in the supplied Terms and Conditions Please read the Terms and Conditions carefully as purchase of the product or acceptance of the order acknowledgement imply acceptance of the Terms and Conditions For the latest updated terms and conditions please visit our web site at WWW RVR IT The web site may be modified removed or updated for any reason whatsoever without prior notice The warranty will become null and void in the event the product enclosure is opened the product is physically damaged is repaired by unauthorised persons or is
19. l who are familiar with risks involved in working on electric and electronic circuits Trained means personnel who have technical knowledge of equipment operation and who are responsible for their own safety and that of other unqualified personnel placed under their Supervision when working on the equipment Qualified means personnel who are trained in and experienced with equipment operation and who are responsible for their own safety and that of other unqualified personnel placed under their supervision when working on the equipment A WARNING Residual voltage may be present inside the equipment even when the ON OFF switch is set to Off Before servicing the equipment disconnect the power cord or switch off the main power panel and make sure the safety earth connection is connected Some service situations may require inspecting the equipment with live circuits Only trained and qualified personnel may work on the equipment live and shall be assisted by a trained person who shall keep ready to disconnect power supply at need R V R Elettronica SpA shall not be liable for injury to persons or damage to property resulting from improper use or operation by trained untrained and qualified unqualified persons A WARNING The equipment is not water resistant Any water entering the enclosure might impair proper operation To prevent the risk of electrical shock or fire do not expose this equipment to rain dripping or moisture
20. locked out state so press the ESC key chap 6 1 in order to call up the selection screen Menu 3 Highlight Fnc and press ENTER to confirm chap 6 1 and access the appropriate menu menu 4 If Loc row is set as REMOTE this does mean that machine is in remote control move cursor to Loc row and press ENTER chap 6 1 the label will toggle in LOCAL this does mean that machine is in local control operation mode In the same menu page ensure that power inhibit is disabled if PWR is set to OFF this does means that machine s power output is disabled then move cursor to PWR and press ENTER chap 6 1 9 so label will toggle in ON this does means that machine s power output is enabled Finally press ESC chap 6 1 twice to go back to the default menu menu 1 Afterwards you can review all operating parameters of the machine through the management firmware Any alarm condition is handled automatically by the safety system and or it is signalled by the LED indicator in the panel and or by a display message NOTE Standard factory s setting is output power set to upper limit unless otherwise specified by customer and OFF Rev 1 0 04 06 10 User Manual ATVCA ELETTRONICA 5 4 Management Firmware The machine features an LCD with two lines of 16 characters that displays a set of menus Figure 5 2 below provides an overview of machine s menus Symbols listed below appear in the left portion of the displa
21. mplifier 50 Ohm coaxial cable with N type connectors e RF cable for output to load antenna 50 Ohm coaxial cable with N type connectors as standard User Manual Rev 1 0 04 06 10 5 26 ATVCA 9 1 2 A 6 26 ELETTRONICA Mains power supply WARNING Disconnect mains power supply before beginning these procedures The supply unit please see chapter 8 1 for a detailed description is equipped with fuse The mains power supply protection fuse are conveniently located on the rear panel and are easily accessed see figure 6 2 to check or replace a fuse disconnect machine from power mains unscrew fuse cover and pull fuse out of socket The following fuses are used Mains Fuse fig 6 2 item 9 8A T type 5x20 8A T type 5x20 Table 5 1 Fuse The mains power supply unit is the full range type and requires no voltage setup Connections Connect the output of a suitable TV exciter for instance BLUES VIDEO exciter available from R V R Elettronica to the RF input see figure 6 2 using a 50 Ohm coaxial cable with N type connectors To begin with set exciter to minimum output power and switch if off Connect the amplifier INTERLOCK OUT output figure 6 2 to the matching INTERLOCK IN input fitted on all R V R Elettronica exciters as standard if your exciter is a different brand identify an equivalent input Connect the RF output see figure 6 2 to an adequately rated dummy load or to the a
22. ntenna Note all TV amplifiers are connected to antenna never directly but with an interposed RF filter RF filter exhibits a near 50 Ohm like resistive load in the range of frequencies included in the TV channel where it has been adjusted but with regard to all other frequencies the impedance shown by the amplifier is completely unmatched The lenght of the cable connecting amplifier and RF filter has an important effect so that the overall system can assume a favourable configuration for RF oscillations This electrical phenomenon is noticed frequently when the internal circuit structure of the amplifier is absolutely simple without items shuch as combiners internal filters and so on and so the electrical lenght parting RF active device MOSFET and external RF filter is at unseemly close range Shucha trouble is solvable with a suitable cut of the cable connecting the amplifier and the external RF filter A very long cable is a misleading solution only a critical lenght Rev 1 0 04 06 10 User Manual RaW Ra ATVCA ELETTRONICA of the cable can fix the problem User is cold to collaborate in order to prevent RF oscillation in the final plant because antenna feature may cancel all setting lain in the factory where amplier and RF filter have been adjusted on a pure resistive dummy load WARNING Electric shock hazard Never handle the RF output connector when the machine is powered on and no load is connected Injury or death may
23. r panel it come into the amplifier and sent to the directional coupler in order to give RF power measurament The amplified signal is delivered in an output N type connector located in the rear panel The gain of amplifier is around 10db In addiction to the actual RF amplification this circuit carries out the following functions e Measure of the RF input power e Measure of the RF forward and reflected power e Measure of the current of the power amplifier e Measure of the temperature of heat sink This board also features an RF sampling with respect to the output which is available on a BNC connector below the transmitter output connector This RF sample is useful to verify the characteristic of the carrier User Manual Rev 1 0 04 06 10 23 26 ATVCA 8 4 8 5 8 6 24 26 ELETTRONICA Control Board The main function of this board is to give the bias to the MOSFET It also provides measurement interface to the front panel board and contains the protection circuit of the RF module It is strictly linked also physically to RF amplifier module Telemetry board This board is designed to inform the user of the equipment operation state All input and output signals are available on the DB15 connector The same board also features the INTERLOCK BNC connector for disabling the device By grounding the central pin the output power is reduced to zero until the connection is removed When an R V R
24. result Ensure that the POWER switch in the front panel is set to OFF Connect the mains power cable to the MAINS connector on the rear panel see figure 6 2 LE Note The mains must be equipped with adequate ground connection properly connected to the machine This is a pre requisite for ensuring operator safety and correct operation Please see figure 5 2 for a hook up diagram showing RF connection between amplifier and exciter and load connection 100W STATION PA AO PAM Sooo O o REA a em alo o oS a DB15 PIN ON TELEMETRY CONNECTOR LA a o E o Y E J e C O 6 of So E eee eze le O o ee DB25 PIN ON REMOTE CONNECTOR DUMMY LOAD 50 Ohm 100 W Figure 5 2 Connection to exciter User Manual Rev 1 0 04 06 10 7 26 ATVCA 9 2 5 2 2 3 2 9 9 2 4 5 2 5 8 26 ELETTRONICA First power on and setup Follow this procedure upon first power on and after making changes to the configuration of the transmitter in which the amplifier is integrated Note Standard factory settings are RF power output Off Pwr OFF and output power set to upper limit unless otherwise specified by customer Pilot exciter setup Set up the pilot exciter so that the output power it delivers to a matched load equals the maximum input power indicated in the amplifier final test table switch off the exciter and connect it to the amplifier Switc
25. risation may be rejected and sent back to the sender 4 Be sure to include a detailed report mentioning all problems you have found and copy of your original invoice to show when the warranty period began with the shipment Please send spare and warranty replacement parts orders to the address provided below Make sure to specify equipment model and serial number as well as part description and quantity R V R Elettronica SpA Via del Fonditore 2 2c 40138 BOLOGNA ITALY Tel 39 051 6010506 3 First Aid All personnel engaged in equipment installation operation and maintenance must be familiar with first aid procedures and routines 3 1 Electric shock treatment 3 1 1 If the victim is unconscious Follow the first aid procedures outlined below Lay the victim down on his her back on a firm surface the neck and tilt the head backwards to free the airway system Figure 1 Figure 1 If needed open the victim s mouth and check for breathing e If there is no breathing start artificial respiration without delay Figure 2 as follows tilt the head backwards pinch the nostrils seal your mouth around the victim s mouth and give four fast rescue breaths Figure 2 e Check for heartbeat Figure 3 if there is no heartbeat begin chest compressions immediately Figure 4 placing your hands in the centre of the victim s chest Figure 5 ES 3 E Figure 3 Figure 4 Figure
26. t panel and a push button panel provide for user interfacing with the microprocessor control system which implements the following features e Power output enable disable e User selectable threshold settings for output power alarm Power Good feature e Measurement and display of amplifier s operating parameters e Communication with external devices as programming systems or telemetry systems through RS232 or I C serial interface Four LEDs on the front panel provide for machine status indication ON FAULT FOLDBACK RF MUTE User Manual Rev 1 0 04 06 10 3 26 ATVCA RaW Ra The amplifier management software is based on a menu system User has four navigation buttons available to browse submenus ESC and ENTER The rear panel features the mains input connectors RF power input and output connectors remote connector protection fuse interlock input and interlock output connectors and a BNC connector that provides an RF test point with a level suitable to execute the measurement 4 26 Rev 1 0 04 06 10 User Manual RaW Ra ATVCA ELETTRONICA 5 Quick guide for installation and use This section provides a step by step description of the machine installation and configuration procedure Follow these procedures closely upon first power on and each time any change is made to general configuration such as when a new transmission station is added or the exciter is replaced Once the desired configuration has been
27. ual Rev 1 0 04 06 10 15 26 ATVCA 2 Over Reflected Power ELETTRONICA Reflected power threshold exceeded TT ATTEHTION tt OVER REL Power Alarm 2 3 Over Input Power Input power threshold exceeded TT ATTEHTION tt OVER INP Power Alarm 3 Monitoring cycle is as follows e An alarm condition occurs e Alarm is displayed and device is locked out for 15 sec e Operating conditions are restored e Verification Upon reaching the 10 cycle limit a FAULT indication is triggered and the device goes into lock out mode then an appropriate LED turns on figure 6 1 and this screen is displayed I Over Forward Power Forward power alarm display TT HALTED FUR Tt OVER FUD Power Stop 7 16 26 Rev 1 0 04 06 10 User Manual RaW Ra ATVCA ELETTRONICA Il Over Reflected Power Reflected power alarm display TT HALTED FUR Tt OVER REL Power Stop 2 lll Over Input Power Input power alarm display Tt HALTED FUR Tt OVER INP Power Stop 3 Once the machine goes into FAULT mode it will no longer attempt to re start user may choose the appropriate reset procedure according to current machine setting e Machine set to LOCAL control option press Reset Alm in the alarm menu menu 7 or power off and back on again using the POWER switch chap 0 2 e Machine set to REMOTE control option power off and back on again sending the appropriate command via the DB15 connector
28. ure 9 2 Power Supply PSL600ATV Control Board SL216DR1007 Panel Board SL123PC 10071 Cooling Fan VTL9G824G 102 RF Module Board SL230RF10071 Directional Coupler Board SL230DC1001 Telemetry Board SLTLMTXLCH07 Interlock Output Interface SL123 N1007 Rev 1 0 04 06 10 User Manual
29. used for purposes other than its intended use as well as in the event of improper use unauthorised changes or neglect In the event a defect is found follow this procedure 1 Contact the seller or distributor who sold the equipment provide a description of the problem or malfunction for the event a quick fix is available Sellers and Distributors can provide the necessary information to troubleshoot the most frequently encountered problems Normally Sellers and Distributors can offer a faster repair service than the Manufacturer would Please note that Sellers can pinpoint problems due to wrong installation 2 If your Seller cannot help you contact R V R Elettronica and describe the problem if our staff deems it appropriate you will receive an authorisation to return the equipment along with suitable instructions 3 When you have received the authorisation you may return the unit Pack the unit carefully before shipment use the original packaging whenever possible and seal the package perfectly The customer bears all risks of loss i e R V R shall not be liable for loss or damage until the package reaches the R V R factory For this User Manual Rev 1 0 04 06 10 1 26 2 26 ATVCA reason we recommend insuring the goods for their full value Returns must be sent on a C I F basis PREPAID to the address stated on the authorisation as specified by the R V R Service Manager Units returned without a return autho
30. wer Reset Alm Alarm counter reset Alarm conditions are numbered from 1 to 10 and reflect the following situations forward output power too high reflected output power too high and input power too high Alarm monitoring cycle is as follows when an alarm condition is detected alarm counter increases by 1 unit machine goes into lock out state and the display shows the halt cause chap 5 3 4 1 After 15 seconds the machine attempts to re start if a new alarm condition is detected cycle is repeated over and over again up to 10 times maximum If machine re starts successfully all alarm counters are reset after 30 minutes of regular operation After 10 alarm conditions triggered by the same cause the machine goes into fault lock out mode a lock out mode warning appears on the display and the FAULT LED turns on chap 6 1 After an alarm condition has been rectified the counter may be reset by highlighting Reset Alm and holding down the ENTER key a few time chap 6 1 5 4 4 1 Alarms and Faults There are three types of alarms that can cause a machine lock out and trigger a FAULT LOCK indication When any one of the three alarm thresholds is exceeding the system will automatically switch to the warning screen even if user is browsing another system menu and the following messages are displayed 1 Over Forward Power Forward power threshold exceeded TT ATTEHTION tt OVER FUD Power Alarm 1 User Man
31. y Cursor Blinks selected i e accessible menu F Filled arrow Editable parameter marker This symbol appears in menus that take up more than two lines to aid browsing EE Three empty arrows Parameter is being edited E Empty arrow Current line marker the parameter in this line cannot be edited This symbol appears in menus that take up more than two lines to aid browsing Fwd 166 Menu 1 Rfl1l 2 Default Menu Power Setup Menu Menu3 Ene Pwr P A Alm Mix Urs Selection Screen Pwr ON gt Loc REMOTE PgD 56 Operation Menu PFwd 5 A a Int 12 3 Power Menu PUPS 50 2 IPa 32 9 gt Eff 57 Tm 27 8 P A Menu FWD aci RFL B 18 gt IMP aci Reset Alm Menu 4 ee Alarm Menu PIIC 255 Miscellaneous menu bRel sFPRO 866365 Dat 62 63 2685 Tab PJL_ 366_61 Version Menu Figure 5 2 User Manual Rev 1 0 04 06 10 11 26 ATVCA RaW Ra ELETTRONICA When the display is off touching any key will turn on backlighting When the display is on by pressing ESC button chap 6 1 from the default menu menu 1 calls up the selection screen menu 3 which gives access to all other menus Fnac Pur F A Alm Mix Ure Menu 3 To gain access to a submenu select menu name name is highlighted by cursor using button or andpress the ENTER button chap 6 1 Press ESC again chap 6 1 to return to the default menu menu 1 5 4 1 Operation Menu Fnc
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