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66

W A R N I N G  

 HIGH VOLTAGE!

Both the mains voltage and the high DC voltage up to 500V

inside  the  ACOM  700S  amplifier  are  LETHAL!  For  your

safety, disconnect the power plug from the mains and WAIT

AT LEAST three minutes EACH TIME, BEFORE removing the

cover of the amplifier.

W A R N I N G  

 HIGH VOLTAGE!

NEVER ALLOW, ESPECIALLY CHILDREN, to insert anything

into holes in the case - this may cause ELECTRIC

SHOCK! Never touch an antenna or antenna isolators

during  transmission  or  tuning  -  this  may  result  in  an 

electric shock or burn. Never expose the amplifier to rain,

snow  or  any  liquids.  Avoid  placing  the  amplifier  in

excessively  dusty  environments  or  in  direct  sunlight.  DO

NOT OBSTRUCT COOLING ducts or vents.

W A R N I N G

Do not undertake repairs or changes in hardware or firmware

of your ACOM 700S amplifier. Doing so will endanger your

or  others‘  health  or  life,  or  damage  the  amplifier  and

the  equipment  connected  to  it.  Such  repairs  or  changes

are  not  covered  by  the  warranty  and  may  void

the  warranty.  The  manufacturer  is  not  liable  for  any

such repairs or changes. Any such repairs or changes are

sole  responsibility  of  the  person  or  persons  engaging  in

them.

C A U T I O N

To avoid damage (not covered by the warranty) please read the

INSTALLATION  -  Section  2  of  this  operating  manual  carefully.

If  you  have  any  doubts  or  questions  regarding  the  installation,

operation or safety of the ACOM 700S amplifier, please consult

your dealer immediately.

2.  INSTALLATION

2-1. 

Unpacking and Initial Inspection

C A U T I O N 

Before  you  commence  installing  the  ACOM  700S  amplifier, 

please  read  this  manual  thoroughly.  Carefully  inspect  the 

shipping carton and its contents as described below for missing 

items (S. 1-3) or mechanical damages. If anything is missing or 

is  damaged  (scratched,  bent,  crushed  or  something  is  rattling 

inside  or  moving  freely  when  turning  the  amplifier  over, 

notify 

your dealer immediately!

 Delaying this notification may infringe 

the insurance conditions of the carrier.

Содержание 700S

Страница 1: ...OPERATING MANUAL ...

Страница 2: ...ACOM Ltd Sofia Bozhurishte Economic Zone 6 Valeri Petrov str 2227 Bozhurishte Bulgaria phone 359 2 920 97 80 fax 359 2 920 96 56 e mail acom acom bg com www acom bg com December 2019 Printed in Bulgaria ...

Страница 3: ...3 6 Test transmission 14 4 AMPLIFIER OPERATION 17 4 1 Change of modes RX TX and Operate Stand by option AUTO OPERATE 17 4 2 Band change standard and expanded frequency coverage 18 4 3 Operation with an external antenna tuner 19 4 4 Automatic protection system 19 5 MENUS SETTINGS AND OPTIONS 20 5 1 Menu Measurements in the amplifier AMP MEASURE 21 5 2 Menu Service functions in the amplifier AMP SER...

Страница 4: ...act your local dealer first In the unlikely case of you needing further information you may get in touch with ACOM via fax 359 2 920 96 56 telephone 359 2 9209780 e mail acom acom bg com acom mail orbitel bg or by post 6 Valeri Petrov str Bozhurishte 2227 Bulgaria Website www acom bg com 1 3 Equipment supplied and options The amplifier is supplied in a single box including the amplifier ACOM 700S ...

Страница 5: ...adio station receivers computers other amplifiers exceeding the standard EMC requirements due to the used PFC and built in radio frequency filters 1 5 Safety considerations explicit definitions The ACOM 700S linear amplifier is a Class I apparatus regarding protection against electric shock i e the third grounding lead of its mains cord colored yellow with two green stripes and the grounding stud ...

Страница 6: ...and the equipment connected to it Such repairs or changes are not covered by the warranty and may void the warranty The manufacturer is not liable for any such repairs or changes Any such repairs or changes are sole responsibility of the person or persons engaging in them C A U T I O N To avoid damage not covered by the warranty please read the INSTALLATION Section 2 of this operating manual caref...

Страница 7: ...and accelerated material aging not covered by the warranty 2 3 Connecting the amplifier in the shack W A R N I N G Before you connect the amplifier to external grounding you should advise with a licensed electrician and confirm such kind of connection is allowed by your national and local electrical code safety rules and regulations in force Simultaneous connection to the earth grounding and prote...

Страница 8: ...ansmit output should be activated by a menu or via changing a switch on the rear panel or inside the transceiver See instructions in your transceiver manual N O T E Voltage on the KEY IN jack does not exceed 12V and the current is below 6mA See also S 8 2 a N O T E Your amplifier will not work if the KEY IN input is not connected correctly If you experience any difficulty consult your dealer Fig 2...

Страница 9: ...ntenna switch tuner and the whole antenna system especially multi band trap antennas We recommend using RG213 or better Consult your local coax cable supplier f Preparation of the mains outlet for the amplifier requirements for the installation and the mains voltage C A U T I O N Before connecting your amplifier to the power grid be sure that the outlet is correctly wired and is capable of providi...

Страница 10: ...ide an exact frequency data but only band data Those connections cannot be used when ACOM 700S works together with ACOM 04AT because the tuner needs to know the exact frequency not the band Table 2 1 shows the signals and the pin out of the CAT AUX connector rear panel of the amplifier Table 2 1 CAT AUX interface PIN NO PIN NAME DESCRIPTION SPECIFICATIONS Rear panel view 1 RxD Received Data TTL in...

Страница 11: ...ast 4 hours A similar effect could occur following a rapid warming of the room such as winter usage of a powerful electric heater After following all instructions in Section 2 INSTALLATION check whether the rear panel mains switch is turned off Then plug the amplifier in the mains outlet 3 1 Low energy standby mode of the power supply Now you can turn on the mains switch on the rear panel This wil...

Страница 12: ...OWER button on the front panel for one or two seconds аbout ten seconds later boot sequence the display will flash and show the basic screen with the amplifier information Fig 3 2 The amplifier may start either in Stand by or in Operate mode see S 5 4 USER PREFERENCES AUTO OPERATE 3 4 Basic screen There are 9 information areas on the basic screen a Information area for the frequency band the edges...

Страница 13: ...until the AUTO OPERATE time is elapsed S 4 1 c or until the operator pushes any button then the operating values indication is restored too c Working mode indicator OPR STB or AUTO OPER S 4 1 d RX TX indicator reads the request for transmit KEY IN input The RX indication is green and the TX is red The indicator will flash frequently if switch over is impossible e Forward power bargraph and digital...

Страница 14: ...e amplifier must be completely installed and connected according to Section 2 but not powered by the mains i e the POWER ON switch on the rear panel must be turned off In any case the LED above the POWER button must be dark for this test First check if the transceiver s reception is normal If you observe a significant worsening of reception first check for a problem in the coaxial connections to t...

Страница 15: ... the amplifier are not interchanged S 2 3 d e N O T E The power indication accuracy is optimized around the 700W level and usually it is unreliable below 40W c Entering Operate mode At Operate mode the transceiver receiving should not suffer If it worsens and together with this the indicator RX changes into TX although the transceiver is in receive mode check the control cable connected to the KEY...

Страница 16: ...ks or self oscillation in SSB mode sticking or breaking off the dots or dashes from a Morse keyer or garbling computer screen images For the elimination of such problems we recommend that you take the following general measures minimize the radiation from the feed lines by reducing the common mode currents in them improve the balance of antennas and feedlines in case you use asymmetric antennas GP...

Страница 17: ...t is practically applicable Last but not least bear in mind that the benefit of the above measures is two fold Firstly they reduce the interferences from your transmissions to the ambient environment and secondly they reduce the background noise floor for your reception Practically with no great efforts implementing the above measures you can reduce the background noise floor with one or more S un...

Страница 18: ...will revert to Stand by and wait for the operator to return it to Operate by pressing the OPR STB button When AUTO OPERATE is ON S 5 4 the amplifier will start up in Operate mode At a SOFT FAULT protection trip the amplifier will first revert to Stand by but will return automatically to Operate mode in about 4 seconds Even at AUTO OPERATE on the operator can revert to and remain in a Stand by mode...

Страница 19: ... and others are watched too In the event a parameter maximum is exceeded the amplifier will assess the risk and will trigger one of the three levels of protection as described in items a to c below Every event is accompanied by a warning text on the screen Fig 4 1 A sound alarm will be also produced if set on in the USER PREFERENCES fig 5 4 Fig 4 1 Appearance of an alarm message a The first protec...

Страница 20: ...ter F If the reason for tripping the protection is not obvious you can try to turn on the amplifier If the amplifier allows it after the fault a fault message will appear with information about the reason for the latest automatic shutdown for example overheating of the power supply unit or of the PA stage After pushing any button the fault message will disappear and if there are no current problem...

Страница 21: ...EASURE Fig 5 1 is accessible from the MENU SELECTION screen Fig 5 in all modes 11 parameter values be observed continuously Fig 5 1 Menu Amplifier measurements AMP MEASURE Two identical lists appear on the left and the right halves of the screen each one containing the same 11 values ...

Страница 22: ...is selected with the ITEM buttons up and down With the SELECT buttons left or right the selected function is turned ON or OFF The inactive functions are greyed out and the active are red When leaving a function submenu it is turned off and deactivated automatically At pressing the EXIT button all service functions are turned off and the MENU SELECTION screen comes back Fig 5 At consecutive pushing...

Страница 23: ...ame value as the transceiver s The byte spacing and polling time may be left unchanged Last select the interface type RS232 or TTL according to the table 5 1 and used connection and push EXIT Fig 5 3 Menu Selection of CAT AUX interface CAT AUX SETTINGS Table 5 1 TRANSCEIVER INTERFACE COMM SET ELECRAFT RS232 5 ICOM Connection to the REMOTE jack TTL 1 ICOM Connection to the RS232 port or CT17 RS232 ...

Страница 24: ...ERATE The AUTO OPERATE option is described in Sections 3 3 4 1 c and 4 6 b d CALL SIGN If entered here a call sign or another text will be included in any Fault Log file generated by the amplifier The call sign or another text will not replace ACOM 700S logo on the startup screen Use the SELECT button to select the character position The ITEM button changes the characters Finish by moving the poin...

Страница 25: ... standard terminal emulating program TTY The RS232 protocol is 9600 8 N 1 Fig 5 5 Function FAULTS LOG 5 6 RESTORE DEFAULT SETTINGS Four different factory reset levels are available Fig 5 6 In order to confirm the selected action the operator must push the ACTION left YES button once more After restoring the default settings the control will return to the MENU SELECTION screen Fig 5 If the ACTION r...

Страница 26: ... plug out of the mains wall outlet and WAIT AT LEAST three minutes EACH TIME BEFORE servicing the amplifier 7 1 Periodic maintenance general checks and cleaning a Periodically but at least once per year check all connections contact cleanliness and the tightening of all connectors in particular the coaxial ones Check the integrity of the cables in particular when they are layed on the floor Check ...

Страница 27: ... Finally put the filter back in the filter enclosure cover and click the cover back in place C A U T I O N Do not use solvents for cleaning they can be dangerous to you as well as to the coating or the amplifier plastic parts In case of need clean up the amplifier outside surfaces without opening it Use a soft piece of cotton cloth slightly moistened with clean water 7 2 Replacement of fuses W A R...

Страница 28: ...s than transmission starts again The data can be read in a plain text format with a computer using a standard terminal program You can send the recorded file to your dealer or to ACOM accordingly They could also provide the necessary instructions if you choose to decode the downloaded hexadecimal data by yourself 7 4 FIRMWARE UPDATES C A U T I O N Before you change the firmware version check the n...

Страница 29: ...tage range selection h Mains power consumption at full output power 1350VA or less with a power factor of 0 95 or higher i Mains power consumption in Low Energy waiting mode less than 1VA j Complies with EU safety regulations and electromagnetic compatibility standards as well as k with the US Federal Communications Commission FCC rules l Environmental conditions temperature range 10ºC to 40ºC 14º...

Страница 30: ...on max W x H x D 490 x 330 x 490 mm 19 3 x 13 x 19 3 In 15 1kg 33 3 Lbs 9 DISCLAIMER of LIABILITY All ACOM 700S specifications and descriptions are based on the latest information available at the time of this document s printing As we are always striving to improve and update our products ALL PRODUCT PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE and ACOM reserves the right to make changes...

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