Promax 25 User Manual page 47

USER'S MANUAL. PROMAX-25
1 GENERAL ................................................................................................................ 1
1.1 Description .......................................................................................................... 1
1.2 Specifications ...................................................................................................... 2
2 SAFETY RULES........................................................................................................ 5
2.1 Generals ............................................................................................................. 5
2.2 Descriptive Examples of Over-Voltage Categories ............................................. 7
3 INSTALLATION ......................................................................................................... 9
3.1 Power supply....................................................................................................... 9
3.1.1 Battery charge............................................................................................... 9
3.1.2 Recommendations for using the battery ..................................................... 10
3.2 Installation and start-up. .................................................................................... 10
3.2.1 Contrast adjustment.................................................................................... 10
4 OPERATING INSTRUCTIONS................................................................................ 11
4.1 Description of the controls and elements .......................................................... 11
4.2 Operating instructions ....................................................................................... 12
4.2.1 Configuration of internal parameters (SETUP MODE) ............................... 15
4.2.2 CONFIG operation mode ............................................................................ 16
4.2.3 LOGGER (ACQUISITION) operation mode................................................ 18
4.2.4 SCAN operation mode ................................................................................ 21
4.2.5 ANALYSE operation mode ......................................................................... 23
4.2.5.1 ANALYSE operation mode, Registered mode...................................... 25
4.3 Connection to a Computer or Printer................................................................. 28
5 MAINTENANCE....................................................................................................... 29
5.1 Instructions for returning by mail ....................................................................... 29
5.2 Method of maintenance..................................................................................... 29
5.2.1 Cleaning the cover. ..................................................................................... 29
5.3 Components which user can not replace .......................................................... 29
5.3.1 Not replaceable fuses by user .................................................................... 29
APPENDIXES
APPENDIX A.- MEASUREMENT OF THE MODULATION ERROR RATIO (MER). 31
APPENDIX B.- PRINCIPLE OF QAM MODULATION.
THE CONSTELLATION DIAGRAM .................................................. 33
APPENDIX C.- FREQUENCY OFFSET ADJUSTMENT FOR TUNING ANALOGUE
AND DIGITAL CHANNELS. .............................................................. 35
T A B L E O F C O N T E N T S