boot chime

I have a MacBook Pro 13" mid 2012. After leaving my MacBook sleeping for a long period of time (1h-2h) with the lid down I sometimes hear the startup chime. Once I was able to immediately check what was going on and I saw that the screen was like coming out of hibernation (semi transparent white...

Hello everyone, hate to be a bother, but my first post is one asking for help troubleshooting a peculiar issue I am currently having with a 2010 Mac Pro I picked up. Other than missing ram (which I have replaced with a random stick I had laying around, and some dust, it seems to be in complete...

Howdy Folks, After a reboot headache, my 2019 16" MacBook Pro updated to Big Sur 11.1 this morning. One of the first things I have noticed is that Apple seems to have changed the behavior of the Mac. Prior to this update, I heard the same chime that my iPhone/iPad makes when plugging into...

Hey everyone, So I was going through the firmware files of a Big Sur OTA update and I discovered the startup chimes for an unknown AS development laptop (Board ID: T485) and the DTK Mac mini (Board ID: J273). They were comprised of IMG4 Payload files and were named j273-boot-chime.im4p and...

So I attempted to install Big Sur Beta on my external USB stick. Long story short it was taking too long (perhaps even froze) so I abandoned the install and booted back into Catalina on the internal drive. Now however, I get a really loud startup chime. I understand Big Sur has this feature...

Help! My 5,1 2010 Mac Pro won’t boot anymore. I’m hearing the chime, and it does all the usual stuff I hear when it’s booting up, but there’s no screen, nothing, it’s completely black. Yesterday I tried to install rEFInd, and did that successfully, only to realize my RX580 didn’t have a...

Hi guys about a year ago I encountered the gpu issue that is found in 2011 mbp. I followed the steps that disables the amd chip and it worked, but now im facing a new issue. My mbp turns on but Screen is completely black, no backlight either. No chime. No keyboard backlight. SMC works but...

I have a 2012 Macbook Pro with a Micron 512 SSD and running High Sierra that works fine but will not chime. Everywhere I look online the "No chime" conversations are always accompanied with startup issues or the elementary issue of no knowing how to operate the sound preference pane. Neither of...