Screen get black












1















I have a laptop HP EliteBook 840

I have installed Ubuntu 18.04.1 LTS

When I work, the screen suddenly turn into black "it is still working". Sometimes it stays like this for 4 t0 6 seconds. And some times I should press a key in the keyboard to get it back.
And sometimes it stays like this and I should turn off the whole laptop by power button to re- turn it on

It does not happen when I work on Windows, it just happen when I work on any kind of Linux.

Any idea about how to fix this issue??

Thanks










share|improve this question























  • When you say "any kind of Linux", which ones have you seen the problem with (other than 18.04)?

    – Jeff
    Oct 12 '18 at 18:47






  • 1





    with linux mint too. the last version

    – ahmed abdo
    Oct 12 '18 at 19:10
















1















I have a laptop HP EliteBook 840

I have installed Ubuntu 18.04.1 LTS

When I work, the screen suddenly turn into black "it is still working". Sometimes it stays like this for 4 t0 6 seconds. And some times I should press a key in the keyboard to get it back.
And sometimes it stays like this and I should turn off the whole laptop by power button to re- turn it on

It does not happen when I work on Windows, it just happen when I work on any kind of Linux.

Any idea about how to fix this issue??

Thanks










share|improve this question























  • When you say "any kind of Linux", which ones have you seen the problem with (other than 18.04)?

    – Jeff
    Oct 12 '18 at 18:47






  • 1





    with linux mint too. the last version

    – ahmed abdo
    Oct 12 '18 at 19:10














1












1








1








I have a laptop HP EliteBook 840

I have installed Ubuntu 18.04.1 LTS

When I work, the screen suddenly turn into black "it is still working". Sometimes it stays like this for 4 t0 6 seconds. And some times I should press a key in the keyboard to get it back.
And sometimes it stays like this and I should turn off the whole laptop by power button to re- turn it on

It does not happen when I work on Windows, it just happen when I work on any kind of Linux.

Any idea about how to fix this issue??

Thanks










share|improve this question














I have a laptop HP EliteBook 840

I have installed Ubuntu 18.04.1 LTS

When I work, the screen suddenly turn into black "it is still working". Sometimes it stays like this for 4 t0 6 seconds. And some times I should press a key in the keyboard to get it back.
And sometimes it stays like this and I should turn off the whole laptop by power button to re- turn it on

It does not happen when I work on Windows, it just happen when I work on any kind of Linux.

Any idea about how to fix this issue??

Thanks







syslinux






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked Oct 12 '18 at 18:06









ahmed abdoahmed abdo

61




61













  • When you say "any kind of Linux", which ones have you seen the problem with (other than 18.04)?

    – Jeff
    Oct 12 '18 at 18:47






  • 1





    with linux mint too. the last version

    – ahmed abdo
    Oct 12 '18 at 19:10



















  • When you say "any kind of Linux", which ones have you seen the problem with (other than 18.04)?

    – Jeff
    Oct 12 '18 at 18:47






  • 1





    with linux mint too. the last version

    – ahmed abdo
    Oct 12 '18 at 19:10

















When you say "any kind of Linux", which ones have you seen the problem with (other than 18.04)?

– Jeff
Oct 12 '18 at 18:47





When you say "any kind of Linux", which ones have you seen the problem with (other than 18.04)?

– Jeff
Oct 12 '18 at 18:47




1




1





with linux mint too. the last version

– ahmed abdo
Oct 12 '18 at 19:10





with linux mint too. the last version

– ahmed abdo
Oct 12 '18 at 19:10










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