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Ihren Computer auf Originaleinstellung
zurücksetzen . . . . . . . . . . . . . . 53
Erweiterte Optionen verwenden. . . . . . . 53
Automatische Windows-Wiederherstellung . . 53
Ein USB-Gerät zur Wiederherstellung erstellen
und verwenden . . . . . . . . . . . . . 53
Windows 10 und Treiber installieren . . . . . . . 54
Kapitel 7. Austausch von CRUs . . . . 57
Was sind CRUs . . . . . . . . . . . . . . . 57
Schnellstart und integrierten Akku deaktivieren . . 57
CRU austauschen . . . . . . . . . . . . . . 58
Baugruppe der unteren Abdeckung (nur für
T490 und P43s) . . . . . . . . . . . . . 58
Baugruppe der unteren Abdeckung (nur für
T590 und P53s) . . . . . . . . . . . . . 60
Speichermodul (für ausgewählte Modelle) . . . 62
M.2 Solid-State-Laufwerk . . . . . . . . . 64
Knopfzellenbatterie . . . . . . . . . . . 67
WWAN-Karte (bei ausgewählten Modellen) . . 69
Tastatur . . . . . . . . . . . . . . . . 72
Lautsprechereinheit . . . . . . . . . . . 78
Always On USB 3.1-Anschluss Gen 1,
Platine . . . . . . . . . . . . . . . . 80
Kapitel 8. Hilfe und Unterstützung . . 83
Häufig gestellte Fragen . . . . . . . . . . . . 83
Fehlernachrichten . . . . . . . . . . . . . . 85
Fehler mit Signaltönen . . . . . . . . . . . . 87
Selbsthilfe-Ressourcen . . . . . . . . . . . . 88
Lenovo telefonisch kontaktieren . . . . . . . . 89
Bevor Sie Lenovo kontaktieren . . . . . . . 89
Lenovo Kundendienstzentrale . . . . . . . 90
Zusätzliche Serviceleistungen anfordern . . . . . 91
Anhang A. Wichtige
Sicherheitshinweise . . . . . . . . . . 93
Anhang B. Informationen zu
Barrierefreiheit und Ergonomie . . . . 109
Anhang C. Zusätzliche
Informationen zum Linux-
Betriebssystem . . . . . . . . . . . . 113
Anhang D. Informationen zur
Konformität . . . . . . . . . . . . . . 115
Anhang E. Hinweise und Marken . . . 131
ii T490, T590, P43s und P53s Benutzerhandbuch
4


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