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CONTENTS
Page
Introduction ................................................................................................. 3
1. Description of the RE 290 ............................................................................ 7
2. Safety instructions ....................................................................................... 8
2.1 Before you begin .......................................................................................... 8
2.2 Placement .................................................................................................... 9
2.3 Warranty ....................................................................................................... 9
3. Getting started .............................................................................................. 10
3.1 Unpacking, package contents ...................................................................... 10
3.2 Removing the grille ...................................................................................... 10
3.3 Installing the power tubes ............................................................................ 11
3.4 Switching on for the first time: the soft-start feature .................................... 11
3.5 Checking the tubes (BIAS) ........................................................................... 12
3.6 Connecting the unit ...................................................................................... 12
4. Front panel controls ..................................................................................... 13
5. Rear panel connections ............................................................................... 14
6. Advanced functions ...................................................................................... 16
6.1 Power selector, alternative power tubes ...................................................... 16
6.2 Electronic Protection System ....................................................................... 17
6.3 Soft-Start, Inrush current limitation .............................................................. 17
6.4 Ecomode (power saving mode) ................................................................... 18
7. Tubes ........................................................................................................... 19
7.1 Removing the grille ...................................................................................... 19
7.2 Tube layout .................................................................................................. 19
7.3 BIAS measurement facility ........................................................................... 20
7.4 Replacing the tubes ..................................................................................... 23
7.5 Running in the tubes .................................................................................... 23
7.6 Tube service life ........................................................................................... 23
8. Using Black Box or Super Black Box ........................................................... 24
8.1 The Black Box option ................................................................................... 24
8.2 The Super Black Box option ........................................................................ 25
9. Troubleshooting ........................................................................................... 26
10. Specifications and dimensions ..................................................................... 27
11. Frequently Asked Questions (FAQ) ............................................................. 30
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