I'm leaning towards a logic board failure, but I've never seen new ram NOT fix the beeping every 5 seconds before, so I'm curious if anyone else has had this error and what you've triedĮdit: Also, the fan comes on just fine, and yes, I have tried both ram slotsĮdit 2: When putting in known unsupported ram, it doesn't tell me the ram is unsupported, only that it apparently has no ram. This problem occurs with just one or the other, or both. This is with an 85 Watt power supply and a battery. On the fifth flash, it makes a beep and the light goes out, followed by the same single beep and flash every 5 seconds.It beeps every 5 seconds, and the light comes on each time it beeps, only for the duration of the beep.13-polycarbonate-unibody-mid-2010-specs.html. On the 10th second, it makes a single beep as the light turns off Answer: A: Answer: A: The model 7,1 (Mid 2010, White Unibody) can use 8gb of 2mhz PC3-8500 RAM if running Mac OS X 10.6 'Snow Leopard' and 16 GB of RAM running OS X 10.7.5 'Lion' or higher and the latest EFI update.Sleep light stays on for 10 seconds as soon as power button is pressed.Actually, let me be more specific in the exact things it does: However, after placing the original Ram that came with my MacBook, and the upgraded SO-DIMMS, it still acts as if it has no ram, by beeping once every 5 seconds. I recently was given a 13' Unibody MacBook Pro from 2010, and decided to take a look at it so i could possibly use it to replace my 13' White Unibody MacBook of the same year.
