Will do that, thanks :) Update: OK, tried removing cpu, cleaning-new paste on-no difference it seems- also it failed to boot again and previous pressure point used did not help unless this time holding underneath base of laptop-lower left corner so like trying to 'fold' system board-managed to start...

Hi. I have R51 which has a problem I simply cannot figure out. Sometimes it fails to boot at all-no beeps- fan and power light only. I noticed that flexing the system board or applying pressure at some point sometimes seem to fix this-until the laptop is moved-otherwise it can stay quite stable and ...