5
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
