A minus sign blinkin at the top left corner of d screen [Closed]

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Hello,i did a maintenance on a desk top compaq i coupled the system back and turn on the power it powerd on bt the system didnt show anything apart 4rm the minus sign please help me.

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Posts
6508
Registration date
Sunday June 6, 2010
Status
Moderator
Last seen
July 16, 2020
2,423
Hello,

Try this 1

Go to BIOS --> Load default settings --> Make sure that your hard drive is

detected in the BIOS --> Set the first boot device as "Hard drive" --> Save the

settings and exit from the BIOS.

Good Luck