Ecreso HELIOS JUNIOR User Manual Download Page 30

 

 

Helios Junior, User’s guide 

02/2008 

 

Page 30 

ECRESO – 20, avenue Neil Armstrong – Parc d’Activites JF Kennedy – 33700 Bordeaux-Merignac – France 
Tel: +33(0) 556 675 454 – Fax: +33(0) 556 675 167 – www.ecreso.com – [email protected] 

  

6.2.1. 

Setting of parameters 

The set-up enables customizing your transmitter settings. 

It allows you to select transmission frequency, output power, deviation, name of the FM radio. 

To navigate through the menus, see section 4.2: ‘Menu selection’. 

 

GONFIG MENU  
EXIT 

This screen is on the main access to the configuration menus. The + and – 
buttons are used to scroll between menus. To exit the menu, press  ENTER. 

 

 

FREQUENCY 
98.00MHz 

To change frequency, press ENTER. 

 

 

FREQUENCY PROG 
- 98.00MHz 

 

FREQ: 100.00MHz 
BACK OR CANCEL 

 

20W 

IIIIIIIIIIIIIIII 

Using the + or – buttons, edit the desired transmission frequency (0.01 MHz 
resolution). Then press ENTER. To increase or decrease the frequency 
speed, press continuously the + or - buttons. 
This menu makes it possible to : 

-> go back to edit the frequency (press -). 

-> exit the frequency menu canceling previous settings (press +). 

-> accept the next frequency. 

Displays output power. 

Turn the RF Power potentiometer to reach the desired power. Then press 
the + button to go to the next screen. 

 

 

USE ADJUSTMENT 
TO CHANGE 
POWER 

This reminds you it is necessary to use the potentiometer to set the power if 
you have pressed ENTER in the previous menu. 

 

 

Pr=0.2W  VSWR=1.2 
IIII 

Displays reflected power (Pr) in watts and the VSWR value, and displays 
the reflected power on the bargraph. 

 

 

ONLY FOR 
INFORMATION 

This reminds you it is necessary to use the potentiometer to set the power if 
you have pressed ENTER in the previous menu. 

 

 

DEV=75k  Pk=78k 
IIIIIIIIII          I 

Displays the average deviation (DEV) in kHz and its peak (PK) while reading 
the bargraph. Turn the potentiometer (Mono/MPX) to reach the desired 
deviation. Then press the + button. 

 

 

USE ADJUSTMENT 
TO CHANGE DEV 

This reminds you it is necessary to use the potentiometer to set the 
deviation if you have pressed ENTER in the previous menu. 

 

 

NO EVENT 
HELJR Rel. 2.01 

EVENT indicates there have been events during operation. HELJR identifies 
the transmitter. Rel X.XX indicates software version. 

Summary of Contents for HELIOS JUNIOR

Page 1: ...HELIOS JUNIOR MONO MULTIPLEX 20 W TRANSMITTER USER MANUAL FM TRANSMITTER 87 5 108MHz Date 2008 02 22 Ecreso web www ecreso com e mail contact ecreso com...

Page 2: ......

Page 3: ...4 2 Power supply 11 2 4 3 Main board 11 2 4 4 RF amplifier part 11 2 4 5 Monitoring Display part 11 3 TECHNICAL SPECIFICATIONS 13 3 1 RF SECTION 13 3 2 COMPOSITE OPERATION 13 3 3 MONAURAL OPERATION 1...

Page 4: ...c France Tel 33 0 556 675 454 Fax 33 0 556 675 167 www ecreso com infos ecreso com 6 SET UP 29 6 1 RECOMMENDED TEST EQUIPMENT 29 6 2 SET UP 29 6 2 1 Setting of parameters 30 6 2 2 Information screen 3...

Page 5: ...k the equipment Particularly connectors should be protected Packing box In the box you will find the following accessories 1 AC power cord 1 anti pulling clip to mount on the mains filter anti pulling...

Page 6: ...any information about workforce safety Any intervention must be carried out by qualified workforce formed in safety 1 5 Radio and Television interferences This equipment generates due to its operatio...

Page 7: ...nge between 87 5 and 108 MHz Its output power is at least equal to 20 watts under 50 ohms For an FM stereophonic transmission you will have to use an external coder This transmitter is a standard 19 i...

Page 8: ...R 3 HF alarm indicator RF 3dB 4 VSWR alarm indicator VSWR 5 Synthesizer locking indicator LOCK 6 LCD back lighted display with 2 lines of 16 characters 7 Menu selection button 8 Parameter validation b...

Page 9: ...ith a fuse holder and a Start Stop switch MAINS INPUT 3 Auxiliary multiplex input female BNC socket AUX 4 Mono multiplex input female BNC socket MONO MPX 5 HF output female N socket RF OUTPUT Page 9 E...

Page 10: ...en cover Synthesizer 20W Amplifier Main board Main filter fuses Switching power supply Page 10 ECRESO 20 avenue Neil Armstrong Parc d Activites JF Kennedy 33700 Bordeaux Merignac France Tel 33 0 556 6...

Page 11: ...r to be up for current digital sources It receives in Mono MPX inputs and processes the available audio signals A process is implemented before the audio signals are sent to the synthesizer On start u...

Page 12: ...HELIOS Junior transmitter Rom with the corresponding software is located on a socket ROM can be changed to make updates It should be removed using special PLCC circuit extraction pliers The identific...

Page 13: ...operation Bandwidth 40 Hz to 55 kHz 0 2 dB 20 Hz to 100 kHz 0 4 dB Intermodulation distorsion 0 05 FM S N ratio 70dB RMS 75kHz deviation AM noise 1 40dB RMS 20_20 000 Hz 3 3 Monaural operation Bandwid...

Page 14: ...47 Hz 63 Hz Consumption 50W Fuses 3 15 AT in 115 VAC optional 3 8 Interface panel Indicators Green LED synthesizer locked Red LED VSWR alarm Red LED Power alarm 3dB Screen Back lighted LCD displays op...

Page 15: ...3 11 Other Marking CE Standards 1999 5 CE RTTE ETS 300 447 EMC ETS 300 384 Radio NF EN 60215 Safety 3 12 Spare parts MAINTENANCE MODULES DESCRIPTION REFERENCE Main board R210 05 60W switching power s...

Page 16: ...n the configuration menu 4 1 1 Reset Reset makes the device restart The following actions follow Counter of the erased events The RF output power recovers its level before reset Transmission frequency...

Page 17: ...Kennedy 33700 Bordeaux Merignac France Tel 33 0 556 675 454 Fax 33 0 556 675 167 www ecreso com infos ecreso com RESET launching Press the ENTER button for at least 15 seconds until the next message...

Page 18: ...02 2008 4 3 Synoptic of different menus Set up Reset Page 18 ECRESO 20 avenue Neil Armstrong Parc d Activites JF Kennedy 33700 Bordeaux Merignac France Tel 33 0 556 675 454 Fax 33 0 556 675 167 www e...

Page 19: ...User s guide 02 2008 Configuration menu Page 19 ECRESO 20 avenue Neil Armstrong Parc d Activites JF Kennedy 33700 Bordeaux Merignac France Tel 33 0 556 675 454 Fax 33 0 556 675 167 www ecreso com inf...

Page 20: ...uide 02 2008 Transmission Frequency Settings menu Page 20 ECRESO 20 avenue Neil Armstrong Parc d Activites JF Kennedy 33700 Bordeaux Merignac France Tel 33 0 556 675 454 Fax 33 0 556 675 167 www ecres...

Page 21: ...er s guide 02 2008 Select display sub menu Page 21 ECRESO 20 avenue Neil Armstrong Parc d Activites JF Kennedy 33700 Bordeaux Merignac France Tel 33 0 556 675 454 Fax 33 0 556 675 167 www ecreso com i...

Page 22: ...ser s guide 02 2008 Add station name menu Page 22 ECRESO 20 avenue Neil Armstrong Parc d Activites JF Kennedy 33700 Bordeaux Merignac France Tel 33 0 556 675 454 Fax 33 0 556 675 167 www ecreso com in...

Page 23: ...ser s guide 02 2008 Normal operation menu Page 23 ECRESO 20 avenue Neil Armstrong Parc d Activites JF Kennedy 33700 Bordeaux Merignac France Tel 33 0 556 675 454 Fax 33 0 556 675 167 www ecreso com in...

Page 24: ...Armstrong Parc d Activites JF Kennedy 33700 Bordeaux Merignac France Tel 33 0 556 675 454 Fax 33 0 556 675 167 www ecreso com infos ecreso com Location of jumpers 5 1 1 Input settings MONO or MPX Depe...

Page 25: ...mphasis Pre emphasis 0 50 75 JP4 JP5 5 1 3 Input range MONO and MPX Depending on level at Mono MPX input the JP6 and JP7 jumpers must be positioned together for one of the two following conditions The...

Page 26: ...are no mechanical shocks in the HELIOS Junior transmitter and there are no damages to connectors 5 3 Connections Connections should always be made after a careful inspection of all connectors Connect...

Page 27: ...be done after checking the following features Nominal service voltage see chapter 3 7 Power supply Mains filter fuses values are described in chapter Power Supply To read them see Figure Fuses locati...

Page 28: ...s guide 02 2008 Connection with an amplifier Page 28 ECRESO 20 avenue Neil Armstrong Parc d Activites JF Kennedy 33700 Bordeaux Merignac France Tel 33 0 556 675 454 Fax 33 0 556 675 167 www ecreso co...

Page 29: ...pter 5 Installation The transmitter is switched off Set the minimum power turning the potentiometer RF POWER counter clockwise Turn the screwdriver 20 times to reach the minimum RF gain Switch on the...

Page 30: ...frequency press exit the frequency menu canceling previous settings press accept the next frequency Displays output power Turn the RF Power potentiometer to reach the desired power Then press the but...

Page 31: ...cts characters If necessary include spaces in order to have 8 characters validating the 8th character validates the whole name CONFIG MENU EXIT Go back to this screen to go out of the configuration me...

Page 32: ...y In distant mode transmission frequency output power reflected power and VSWR deviation can be displayed depending on the settings of the system On the bargraph a large bar indicates that the maximum...

Page 33: ...this value the indicator is on and launches an alarm to indicate a power loss VSWR alarm red indicator It lights up and launches an alarm when estimated VSWR value is greater than the indicated thresh...

Page 34: ...parts is recommended The battery that makes it possible to save data from the control part every five years Lithium battery photo BACKUP BATTERY ON NVRAM 7 2 Repair Before repair it is important to c...

Page 35: ...in the transmitter please RESET Maximum power is impossible turn clockwise the potentiometer on the front panel VSWR alarm activated check your antenna In other cases send the transmitter back to you...

Page 36: ...ectrical safety and electromagnetic compatibility DARC DAta Radio Channel Digital data of radio channel with a higher ratio than RDS Deviation Value of the frequency gap of the wave carrier in presenc...

Page 37: ...RDS and sometimes DARC PCB Printed Circuit Board Printed circuit that enables electronic components assembly PCB can be single faced double faced or multilayer made of epoxy glass FR4 Teflon PTFE or c...

Page 38: ...col These two protocols have been developed to enable computers to communicate on networks IP performs data packages transference TCP checks correct client server communication TCP IP is the basis of...

Page 39: ...remote monitoring features TCP IP options etc Please visit www ecreso com or contact Ecreso 20 avenue Neil Armstrong Parc d Activit s JF Kennedy 33700 M rignac France 33 0 5 56 675 454 Page 39 ECRESO...

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