HP Omnibook XE3 not working?

Le
- in HP
1

Can't be switched on also shows nothing but lights up green as soon as it is connected see picture 1

1.

HP Omnibook XE3 not working

Does anyone know what you can do there cmos battery is new battery is also still AC adapter is also ok

Who knows how to fix that or what it could be

(and no I don't throw the laptop away)

Model data

HP Omnibook XE3 not working - 1 HP Omnibook XE3 not working - 2
su

Throw the way.