Lab.gruppen fP 6400 - Handbuch (Seite 2)

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1 INHALT .....................................................................................................................................................................1
2 ALLGEMEINE STANDARDS..................................................................................................................................2
3 VORSICHTSMASSNAHMEN..................................................................................................................................2
3.1 Erklärung der graphischen Symbole..................................................................................................................2
3.2 WARNUNG ......................................................................................................................................................2
3.3 ACHTUNG .......................................................................................................................................................2
3.4 Wichtige
Sicherheitshinweise ...........................................................................................................................2
3.5 Verantwortung des Betreibers ...........................................................................................................................3
3.5.1 Beschädigung von Lautsprechern ............................................................................................................3
3.5.2 Gefahren am Lautsprecherausgang ..........................................................................................................3
3.5.3 Hochfrequenz-Interferenzen.....................................................................................................................3
4 EINFÜHRUNG ..........................................................................................................................................................4
4.1 Auspacken .........................................................................................................................................................4
4.2 Frontseite...........................................................................................................................................................4
4.3 Rückseite ...........................................................................................................................................................5
5 BEDIENELEMENTE DER RÜCKSEITE.................................................................................................................6
5.1 Verstärkungswahlschalter (GAIN) ....................................................................................................................6
5.1.1 Der Subminiatur-Schalter.........................................................................................................................6
5.1.2 Eingangsempfindlichkeit ..............................................................................................................................7
5.1.3 Optionen...................................................................................................................................................7
5.2 Schalter für Kanalzusammenschaltung (LINK/BRIDGE A+B) ........................................................................7
5.3 Betriebsarten......................................................................................................................................................7
5.3.1 Stereobetrieb .................................................................................................................................................7
5.3.2 Wichtig
für Labortests..............................................................................................................................7
5.3.3 Tandembetrieb..........................................................................................................................................8
5.3.4 Mono-Brückenbetrieb ..............................................................................................................................8
5.3.5 Besondere
Merkmale im Mono-Brückenbetrieb ......................................................................................8
5.4 Impedanz-Anpassung (MLS™ -Schalter) .........................................................................................................9
5.4.1 MLS-Einstellung in der Praxis ...............................................................................................................10
5.4.2 MLS™-Technologie – Hintergrund .......................................................................................................10
5.4.3 Das
Problem...........................................................................................................................................10
5.4.4 Die Lösung.............................................................................................................................................10
6 INSTALLATION .....................................................................................................................................................11
6.1 Einbau .............................................................................................................................................................11
6.2 Kühlung...........................................................................................................................................................11
6.3 Betriebsspannung ............................................................................................................................................11
6.4 Dänemark ........................................................................................................................................................12
6.5 Schweiz ...........................................................................................................................................................12
6.6 Erdung .............................................................................................................................................................12
6.7 Energiebedarf ..................................................................................................................................................12
6.7.1 Berechnungen.........................................................................................................................................13
7 ANSCHLÜSSE ........................................................................................................................................................14
7.1 Eingangsanschlüsse .........................................................................................................................................14
7.1.1 Symmetrische Eingänge.........................................................................................................................14
7.1.2 Unsymmetrische Eingänge.....................................................................................................................14
7.2 Anschluss der Lautsprecher.............................................................................................................................15
8 BETRIEB .................................................................................................................................................................16
8.1 Betriebsbedingungen .......................................................................................................................................16
8.2 Einschalten
– “Soft Start”................................................................................................................................16
8.3 Eingangspegel-Regler .....................................................................................................................................16
8.4 Anzeigen .........................................................................................................................................................16
9 SCHUTZSCHALTUNGEN .....................................................................................................................................17
9.1.1 Begrenzer (Clip-Limiter)........................................................................................................................17
9.1.2 Thermische Schutzschaltung..................................................................................................................17
9.1.3 Hochfrequenz-Schutzschaltung..............................................................................................................17
9.1.4 Kurzschluss-Schutzschaltung.................................................................................................................17
9.1.5
Automatische Strombegrenzung (AFS TM )..............................................................................................18
9.1.6 Netzspannungs-Schutzschaltung ............................................................................................................18
9.1.7 Die
Netzspannungs-Anzeige (AC) .........................................................................................................18
9.1.8 Gleichspannungs-Schutz ........................................................................................................................18
10 PFLEGE UND INSTANDHALTUNG................................................................................................................19
10.1 FEHLERSUCHE.............................................................................................................................................19
11 GARANTIE .........................................................................................................................................................19
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