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AUTV/500LD

LDMOS - UHF TV Solid State Amplifier

Users manual

CODE:

APT159B

TITLE:

AUTV/500LD

REV:

0

DATE:

19/01/05

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Summary of Contents for AUTV/500LD

Page 1: ...AUTV 500LD LDMOS UHF TV Solid State Amplifier User s manual CODE APT159B TITLE AUTV 500LD REV 0 DATE 19 01 05 ...

Page 2: ... 96 Km 113 70027 Palo del Colle Ba ITALY Tel 39 0 80 626755 Fax 39 0 80 629262 E mail elettronika elettronika it Web site http www elettronika it Registration number IT 17686 Registration number IT 24436 ...

Page 3: ...llation 17 2 1 Operating environment 18 2 2 Preliminary operations 18 2 3 Telemeasuring socket connections 19 2 4 RS232 RS485 and AGC Socket connections 19 2 5 Preventive maintenance 20 Front panel 21 Rear panel 22 Section 3 Operation 23 3 1 Operation 24 3 2 Display 25 3 3 Menu 25 RF Powers 27 Power Supply 27 Log Alarms 27 Working timer 28 Thresholds 28 RMS Peak 29 Date Time 29 Display 29 Frequenc...

Page 4: ...t list 38 APT159B AUTV 500LD Component list 39 SCH0192AR0 200W UHF LDMOS Amplifier module 41 Calibration procedure 42 SCH0259AR0 RF Amplifier interface 50 SCH0223AR1 Control board and display 52 Description 52 Power Supply 53 Connectors 53 Firmware update 58 SCH0288AR1 Amplifier interface 69 SCH0265AR0 Mains distribution board 71 E0012 SP500 27 DI Switching power supply 73 06673 UHF Bandpass filte...

Page 5: ...the description and the type normally used The Elettronika S r l though reserves the right to use or supply as spare parts components with equivalent characteristics but of a different type assuring anyway the optimal work of the apparatus in accordance with the specifications The enclosed monographs are solely owned by Elettronika S r l The use of anything enclosed in this technical manual withou...

Page 6: ...factory pack or equivalent which if needed may Desclaimer of consequential and incidental damages You are not entitled to recover from us any consequential or incidental damages resulting from any defect in our product This includes any damage to another product or products resulting from such a defect Warranty alterations No person has the authority to enlarge or modify this warranty The warranty...

Page 7: ... the apparatus remember to read carefully the general safety information contained in this section follow the instructions for the installation and set up of the apparatus read all the remaining sections of this manual in order to know well the apparatus and learn how to obtain the best of its characteristics CONTENTS OF THE MANUAL The chapter composing this manual contain all the information conc...

Page 8: ...g due care Elettronika S r l shall not be responsible for injury or damage resulting from improper procedures or from the use of improperly trained or inexperienced personnel performing such tasks During installation and operation of this equipment local building codes and fire protection standards must be observed WARNING Always disconnect power before opening covers doors enclosures gates panels...

Page 9: ...f not breathing begin artificial breathing Tilt head pinch nostrils make airttght seal 4 quick full breaths Remember mouth to mouth resuscita tion must be commenced as soon as possible C CIRCULATION Check carotid pulse If pulse absent begin artificial circulation Approx 80sec 1 rescuer 15 compressions 2 quick breaths Approx 60sec 2 rescuers 5 compressions 1 breath NOTE DONOTINTERRUPTRHYTHMOFCOMPRE...

Page 10: ... clothing or apply any salve or ointment treat victim for shock as required arrange transportation to a hospital as quickly as possible if arms or legs are effected keep them elevated NOTE If medical help will not be available within an hour and the victim is conscious and not vomiting give him a weak solution of salt and soda 1 level teaspoonful of salt and 1 2 level teaspoonful of baking soda to...

Page 11: ...11 LDMOS UHF TV AMPLIFIER AUTV 500LD User s manual ...

Page 12: ...12 This page is intentionally blank ...

Page 13: ...13 _______________________________________________________________________________________________ Section 1 Information Contents 1 1 Description 1 2 Technical characteristics ...

Page 14: ... and maintenance procedures The amplifiers modules employ all solid state LDMOS technology in order to obtain high gain wide band performances verygoodlinearity reliabilityandhighefficiency The equipment design allows the soft degradation RF power loss for several transistor faulty in fact the outputcombinerusesRFpowerresistorsforunbalancingpowerdissipation Theunitisenclosedinacabinet for 19 6U ra...

Page 15: ...ut connector 7 16 GENERAL Power supply 230Vac 10 50 60Hz 400Vac 3P N on request Power consumption 1400VA at black level RS232 Socket DB9 Connector on front panel RS485 Socket DB9 Connector on rear panel Telemeasuring socket DB9 Connector on rear panel AGC Socket DB9 Connector on rear panel Power factor 0 9 Ambient temperature 5 to 45 C Relative humidity 20 90 Altitude Up to 2 500 meters Cooling Fo...

Page 16: ...16 This page is intentionally blank ...

Page 17: ...__________________________________________ Section 2 Installation Contents 2 1 Operating environment 2 2 Preliminary operations 2 3 Telemeasuring socket connections 2 4 RS232 RS485 and AGC socket connections 2 5 Preventive maintenance Front panel Rear panel ...

Page 18: ...th connectionsmustbeinstalledwiththegreatestcare Theequipmentadjustmentisn tneed becausetheunitis completelyadjustedbyourtechnicalstaff Thisistheinstallationprocedure 1 connect the power supply cable of the exciter to the auxiliary socket on the rear panel of the amplifier 2 connect the power supply cable of the amplifier to the electric network 230VAC If there is the Isolator Transformer theampli...

Page 19: ...is 0 the output power can be slowly increased At maximum output power some watts might be shown as reflected power 2 3 TELEMEASURING SOCKET CONNECTIONS DB9 Socket 2 4 RS232 RS485 AND AGC SOCKET CONNECTIONS PIN N SIGNAL TYPE IN OUT FUNCTION 1 Analog Output FWD Power 2 Analog Output REF Power 3 Digital Output Temperature 4 Digital Input Interlock 5 GND 6 7 Digital Output Free contact closed when ala...

Page 20: ...will ensure continuous functioning of the front panel controls 3 if the apparatus has not been used for a long period of time combined with exposure to extreme environ mentalconditions opentheunitandmakeavisualinspection Remove salt water or ice with a moist cloth before turning the apparatus on Check that the cooling fans are runningfreely 4 for general maintenance and top performance call an aut...

Page 21: ...21 Front panel 1 2 3 4 5 6 DESCRIPTION 1 LCD Display 2 Function keys 3 Status LEDs 4 RF Monitor connector 5 Main switch 6 RS232 Socket ...

Page 22: ...panel 1 2 3 4 9 8 DESCRIPTION 1 Breaker 2 Power supply socket 3 Auxiliary socket 4 Fuse 5 RS485 Socket 6 AGC Socket 7 Telemeasure socket 8 RF Input connector 9 RF Output connector GND DRIVER 5A CONTROL 1A 5 6 7 ...

Page 23: ...23 _______________________________________________________________________________________________ Section 3 Operation Contents 3 1 Operation 3 3 Display 3 4 Menu ...

Page 24: ...blem to trigger a definitive protection status the failed block is turned on again after some seconds for up to five times Ifitgoesbeyondtheprotectionthresholdformorethanfivetimes itisdeclaredasFAILEDanditwill nolongerbeturnedon Inthiscase theamplifierwillhavetobeturnedoffmanuallybymeansoftheswitchon thefrontpanel thenturnedonagainafterperformingtheneededmaintenance On the front panel there are al...

Page 25: ...ayedincaseofalarm Itblinksiftherehasbeenanalarmwhichhasended but has not yet been seen by the user It stops blinking once the Log has been checked Theinterlocksymbolisdisplayedonlywhenthisfunctionisenabled Itmaybeeitheracloselock asinFigure 3 when there is no alarm interlock chain closed or an open lock in case of alarm interlock chain open Since the status bar is always showed on the display rega...

Page 26: ...ngtheRETkey Menu entries with an arrow on the right open sub menus when chosen Thus there is a hierarchical structure as in Figure 5 Togo back from a sub menu to the previous menu press the ESC key If the ESC key is pressed in the main menu the RF powers screen is accessed Figure 5 Hierarchical menu structure Allmenuitemsaredescribedindetailbelow ...

Page 27: ...n Figure 6 Power supply screen Log Alarms ThecontrolboardisprovidedwithanexternalEEPROMandaclock Anyalarmorswitchingeventwiththe time at which it occurred is saved in the EEPROM The Log Alarms sub menu allows to manage this log It is possible to see the events stored in the log by selecting Log Alarms View Log Alarms All events canbescrolledbypressingtheUPandDOWNkeys Forexample theeventshowninFigu...

Page 28: ...yworking ThemenuentryWorkingTimer ViewTimerallowstocheckthehours for which the timer has been enabled Working Timer Timer Reset resets the timer Thresholds This is a screen showing the alarm threshold of each signals monitored by the control board The list can be scrolled by means of the UP and DOWN keys EVENT DESCRIPTION Local ON Amplifier turned on by means of the local switch Local OFF Amplifie...

Page 29: ...menu and discard any change made press the ESC key Figure 8 shows an example of this screen Figure 8 Date and time setting screen Display ThemenuentrySettings Display allows to change some settings of the display such has back light contrast and screensaver The back light and the contrast are set by means of the UP and DOWN arrow keys The changes made are saved by pressing the RET key or discarded...

Page 30: ...ws to choose the stand alone mode or set a slave address by means of the UP and DOWN arrow keys ThechangesmadearesavedbypressingtheRETkeyordiscardedpressingtheESCkey Anexampleofthis screen is shown in Figure 10 Figure 10 Slave address setting screen Remote Theamplifiermaybecontrolledeitherlocally bymeansofthekeysanddisplay orremotely Therearethree possibilitiesforremotecontrol using a direct seria...

Page 31: ...se if the interlock chain is closed no alarm or open if it is open alarm Firmware Release ThemenuentrySettings Firmware Release allows to display the firmware version number and the hardwarereleaseoftheamplifier Serial Number ThemenuentrySettings Serial Number allows to display the serial number of the apparatus ...

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