topic no operating system found - PCG-FR315S in PCs & Accessories https://community.sony.fi/t5/pcs-accessories/no-operating-system-found-pcg-fr315s/m-p/50690#M54122 <HTML><HEAD></HEAD><BODY><P>The above message appears every time the laptop is powered up from cold.<BR /><BR />If left on for about 10 minutes whilst displaying this message and then powered off and then powered on again, it boots OK. <BR /><BR />Its necssary to wait at least 10/15 minutes otherwise the message appears.<BR /><BR />Sometimes after warming up like this its necessary to power on and on twice but never more than twice.<BR /><BR />Once on the laptop operates with no problem whatever. Its even possible to power it on and off and it boots no problem as long as its still warm.<BR /><BR />The problem started some months back with an occasional need to re-boot but it happens every time now.<BR /><BR />I've removed the HD and replaced it but it made no difference so it seems its not the HD thats the problem.<BR /><BR />I suspect there are a large number of transient h/w issues that could be the problem but I'd appreciate any suggestions.<BR /></P></BODY></HTML> Sat, 23 May 2009 15:11:54 GMT rossitrf 2009-05-23T15:11:54Z no operating system found - PCG-FR315S https://community.sony.fi/t5/pcs-accessories/no-operating-system-found-pcg-fr315s/m-p/50690#M54122 <HTML><HEAD></HEAD><BODY><P>The above message appears every time the laptop is powered up from cold.<BR /><BR />If left on for about 10 minutes whilst displaying this message and then powered off and then powered on again, it boots OK. <BR /><BR />Its necssary to wait at least 10/15 minutes otherwise the message appears.<BR /><BR />Sometimes after warming up like this its necessary to power on and on twice but never more than twice.<BR /><BR />Once on the laptop operates with no problem whatever. Its even possible to power it on and off and it boots no problem as long as its still warm.<BR /><BR />The problem started some months back with an occasional need to re-boot but it happens every time now.<BR /><BR />I've removed the HD and replaced it but it made no difference so it seems its not the HD thats the problem.<BR /><BR />I suspect there are a large number of transient h/w issues that could be the problem but I'd appreciate any suggestions.<BR /></P></BODY></HTML> Sat, 23 May 2009 15:11:54 GMT https://community.sony.fi/t5/pcs-accessories/no-operating-system-found-pcg-fr315s/m-p/50690#M54122 rossitrf 2009-05-23T15:11:54Z