2nd LED only flash on startup.
On a Imac 27” late 2009, I have a issue where the diagnostic Led 1 light stabilly and 2nd Led flash shortly when I push the start button:
Have tried with 2 different PSU’s
Have tried without HDD
crwdns2934109:0crwdne2934109:0
crwdns2889612:0crwdne2889612:0
0