Anytime sky not updating
Do not disconnect mains supply or satellite dish." Leave the digibox doing its thing for about 10 minutes and it should be fixed! Some people report that if you ask to cancel your subscription Sky sometimes offer a free callout to fix the problem - you're more valuable to them as a paying customer than the cost of an engineer callout. August 21 thanks Dave J for pointing out this new one: 08.Feel free to leave a comment using the form at the bottom of this page.
The Sky+ recording logo lights will spin backwards and, according to the Sky engineer, this will "clear the hard drive".
The Register says (and the comments left below now confirm) that Sky tech support don't always tell you how the System Fault can be fixed over the phone, and charge you £65 for an engineer callout on what is allegedly a known manufacturing problem.
The Register has alleged that "Sky charges for repairs to non-faulty digiboxes" (January 2005), and suggested that automatic updates sent from Sky to your Sky+ box can inadvertantly cause your Sky Plus box to develop a fault, requiring a £65 engineer callout from Sky.
Once this is done, disconnect the digibox from the mains power again and this time press and hold the 'back up' button whilst you reconnect the mains power.
Continue holding it for about 15 seconds until 3 lights on the front of the box come on and you get a full-screen message saying "Updating system software. If you've not been so lucky, you'll have to get Sky to fix it for you.