I think I've seen that message when recovering from sleep or screen saver so you might see if that coincides. However, if you've only had it for 4 days I would take it to the vendor and have them look at it. You'll want to make sure that they are at least aware of the problem so that it's easier to exchange if you decide that it is necessary.
A bus station is where a bus stops. A train station is where a train stops. On my desk, I have a work station…