Report "Hello, I have a quintum A800. Recently i upgraded its software version from 20 to 40 exactly in the manner it has been described in the quintu website. We after upgrading it ran 20 mins properly and then suddenly it restarted. since then it is continiously restarting. i have tried all type of options with serial cable but nothing is happening. now i cant even get inside the unit. Its only restarting. first it loads the flash, then asks wehther i want to change anything. when i finish setting up, immediately it restarts. Can you give me a solution to this problem ?"