Emtron DX-2 - Technical Specifications; Unpacking

TABLE OF CONTENTS
1 GENERAL DESCRIPTION.................................................................................................................................1
1.1 DX-2 – INTERNAL VIEW.............................................................................................................................2
2 TECHNICAL SPECIFICATIONS ......................................................................................................................3
3 UNPACKING......................................................................................................................................................... 3
3.1 OPENING THE CARTON................................................................................................................................4
3.2 OPENING THE DX-2 COVER ........................................................................................................................4
4 INSTALLATION I ENVIRONMENT.................................................................................................................4
4.1 REQUIRED ENVIRONMENT .......................................................................................................................... 4
4.2 POWER REQUIREMENTS ..............................................................................................................................4
5 REAR PANEL ....................................................................................................................................................... 4
5.1 POWER / EARTH CONNECTIONS................................................................................................................... 4
5.2 RF CONNECTIONS .......................................................................................................................................4
5.3 TRANSCEIVER CONTROL .............................................................................................................................4
6 FRONT PANEL.....................................................................................................................................................5
6.1 CONTROLS.................................................................................................................................................. 5
6.2 DISPLAYS ...................................................................................................................................................5
7 ELECTRICAL CONNECTIONS ........................................................................................................................6
7.1 CONNECTIONS TO TRANSCEIVER / EXCITER ...............................................................................................6
7.2 EARTH AND MAINS CONNECTIONS ..............................................................................................................6
7.3 TERMINATING THE POWER CABLE (EXPORT VERSION) ................................................................................7
7.4 OPERATION AT 230V, 220V AND 200V (EXPORT VERSION)........................................................................ 7
8 DX-2 DESCRIPTION............................................................................................................................................7
8.1 RF SECTION................................................................................................................................................7
8.2 MAINS TRANSFORMER ................................................................................................................................8
8.3 H. V. POWER SUPPLY .................................................................................................................................8
8.4 SOFT START MODULE..................................................................................................................................8
8.5 SENSOR MODULE ........................................................................................................................................8
8.6 ANTENNA RELAY / QSK MODULE ...............................................................................................................8
8.7 DISPLAY BOARD .........................................................................................................................................8
8.8 CONTROLLER BOARD..................................................................................................................................8
9 POWERING UP ....................................................................................................................................................9
10 OPERATION .........................................................................................................................................................9
10.1 TUNNING PROCEDURE - ......................................................................................................................9
10.1.1 General........................................................................................................................................................9
10.1.2 Preliminary tuning ......................................................................................................................................9
10.1.3 Final tuning...............................................................................................................................................10
10.1.4 Potential problems during tuning..............................................................................................................10
10.2 ALC ADJUSTMENT ..............................................................................................................................10
10.3 USING YOUR DX-2 ............................................................................................................................... 11
10.3.1 CW / RTTY and all digital modes.............................................................................................................. 11
10.3.2 Voice modes (SSB) ....................................................................................................................................11
10.3.3 Hints on good linearity and efficiency.......................................................................................................11
11 SWITCHING THE POWER OFF.....................................................................................................................11
12 TROUBLESHOOTING - IF SOMETHING GOES WRONG........................................................................12
12.1 NO POWER ................................................................................................................................................12
12.2 FAN GOES TO HIGH SPEED .........................................................................................................................12
12.3 FAN NOT WORKING ...................................................................................................................................12
12.4 IF THE FAULT LIGHT TURNS ON...............................................................................................................12
12.5 OVER-TEMPERATURE CUT-OFF .................................................................................................................12
12.6 OVER-CURRENT CUT-OFF .........................................................................................................................12
12.7 IG2 BLINKS FAST - NO PLATE VOLTAGE ....................................................................................................12
12.8
S
PARKS
/
D
ISCHAR
GES IN
RF
AREA
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