Are you sure the connectors to the Power switch have not come off. Have you tried reseating the memory sticks. Try a memtest to check that the memory has not gone faulty.
Try connecting the computer back to the original socket in which it worked.
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This animated short film tells a moving story of domestic violence for Refuge
New iPad 2017 preview: Apple's affordable but underspecced new iPad may appeal to the education…
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.