Hvis du venter for længe, og Windows-logoet vises, skal du fortsætte med at vente, indtil du ser skrivebordet i Windows. Luk derefter computeren, og prøv igen.

BEMÆRK: De næste trin ændrer kun startrækkefølgen denne ene gang. Ved den næste opstart starter computeren i overensstemmelse med de enheder, der er angivet i systemkonfigurationsprogrammet.

3Når listen med startenheder vises, skal du fremhæve CD/DVD/CD-RW Drive (CD/DVD/ CD-RW-drev) og trykke på <Enter>.

4Vælg Boot from CD-ROM(Start fra cd-rom) i den menu, der vises, og tryk på <Enter>.

5Skriv 1 for at starte menuen, og tryk på <Enter> for at fortsætte.

6Vælg Run the 32 Bit Dell Diagnostics (Kør 32 bit Dell Diagnostics) på den nummererede liste. Hvis der vises flere versioner, skal du vælge den version, der passer til din computer.

7Når Dell Diagnostics Main Menu (Hovedmenu) vises, skal du vælge den test, du vil køre.

Hovedmenuen i Dell Diagnostics

1Når Dell Diagnostics er indlæst, og skærmbilledet med Main Menu (Hovedmenu) vises, skal du klikke på knappen for den ønskede valgmulighed.

Valgmulighed

Funktion

 

 

Express Test

Udfører en hurtig test af enhederne. Testen tager typisk

(Eksprestest)

10 til 20 minutter, og du behøver ikke at gøre noget. Kør

 

Express Test (Eksprestest) først for at øge muligheden

 

for hurtigt at identificere problemet.

 

 

Extended Test

Udfører en grundig test af enhederne. Denne test tager

(Udvidet test)

typisk 1 time eller mere og kræver, at du af og til besvarer

 

nogle spørgsmål.

 

 

Custom Test

Tester en bestemt enhed. Du kan tilpasse den test, der

(Brugerdefineret test)

skal køres.

 

 

Symptom Tree

Viser de mest almindelige symptomer, som oftest

(Liste over symptomer)

forekommer, og giver dig mulighed for at vælge en

 

test baseret på symptomet for det problem, du har.

 

 

2Hvis der opdages et problem under en test, vises der en meddelelse med en fejlkode og en beskrivelse af problemet. Skriv fejlkoden og beskrivelsen af problemet ned, og følg vejledningen på skærmen.

Hvis du ikke kan få rettet fejlen, skal du kontakte Dell (se "Kontakt Dell" i Brugervejledningen).

BEMÆRK: Servicekoden for din computer er placeret øverst i alle testskærmbilleder. Hvis du kontakter Dell, vil medarbejderen hos teknisk support spørge efter servicekoden.

3Hvis du kører en test via valgmulighederne Custom Test (Brugerdefineret test) eller Symptom Tree (Liste over symptomer), skal du klikke på den relevante fane, som er beskrevet i nedenstående tabel, for at få yderligere oplysninger.

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Dell JF854 manual Hovedmenuen i Dell Diagnostics, Valgmulighed Funktion
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JF854 specifications

The Dell JF854 is a remarkable component in the realm of networking, specifically designed as a high-capacity network interface card that caters to a myriad of enterprise networking needs. One of the primary features of this product is its ability to deliver high-speed connectivity, making it an ideal choice for data centers that require robust and reliable performance.

One of the standout technologies incorporated into the Dell JF854 is its support for 10 Gigabit Ethernet. This capability facilitates rapid data transfer rates, significantly enhancing the efficiency of data-heavy applications and services. With a low latency profile, the JF854 ensures that information travels quickly between devices, which is essential for maintaining performance in environments where speed is critical, such as financial institutions or research laboratories.

The Dell JF854 offers various connection options, including SFP+ interfaces, which provide flexibility in terms of cabling and connectivity solutions. This feature allows users to choose the appropriate transceiver for their specific networking requirements, supporting a variety of distances and media types, from copper cables for shorter runs to fiber optics for longer distances.

Scalability is another key characteristic of the JF854. As networks evolve and expand, the ability to add and configure new devices seamlessly is essential. The JF854 supports advanced features such as Virtual LANs (VLANs) and link aggregation, enabling enterprises to scale their network infrastructure with ease while ensuring minimal disruption to ongoing operations.

Moreover, the Dell JF854 is designed with energy efficiency in mind. It conforms to various industry standards that promote low power consumption, thereby helping organizations reduce their overall energy expenditure and carbon footprint. Coupled with features that facilitate efficient airflow and cooling, this makes the JF854 not only a high-performance option but also an environmentally conscientious choice.

The card is compatible with a wide range of Dell PowerEdge servers, allowing for easy integration into existing infrastructure. This versatility is ideal for businesses looking to upgrade their systems without the need for a complete overhaul of their IT setup.

In summary, the Dell JF854 network interface card exemplifies quality and performance in high-speed networking. With its support for 10 Gigabit Ethernet, flexible connection options, scalability features, and energy efficiency, it stands out as a vital asset for enterprises aiming to enhance their network capabilities while maintaining cost-effectiveness and sustainability.
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