![]() ![]() ![]() Seagate does not endorse or accept any responsibility for the content, or use, of any such web sites. ![]() Seagate makes no representations whatsoever about the content of any of these web sites. Three long beeps, three short beeps, then three long beeps again. If you hear this pattern, it means that your Mac’s RAM didn’t pass a system integrity check. Three beeps, then nothing for five seconds, then three more beeps. In this case, there are two different patterns in which you might hear three beeps. These links are provided for your convenience only and your use of them is at your own risk. What does three beeps from your Mac at startup mean Different numbers of beeps and the spacing between them indicate various types of problems. There are links in this document that will permit you to connect to third-party web sites over which Seagate has no control. To obtain product specifications and warranty information, please contact the respective vendor directly. You should make your own independent evaluation before conducting business with any company. Each company listed is independent from Seagate and is not under the control of Seagate therefore, Seagate accepts no responsibility for and disclaims any liability from the actions or products of the listed companies. Seagate makes no warranty - implied or otherwise - regarding the performance or reliability of these companies or products. All PCs have boot noises, x86 systems with BIOS beep codes, Apple Macs with boot. Seagate references third parties and third party products as an informational service only, it is not an endorsement or recommendation - implied or otherwise - of any of the listed companies. 3 Long Beeps 4 Short Higher Pitched Repeated 5 Times Then. REFERENCE TO THIRD PARTIES AND THIRD PARTY WEB SITES. ![]() If you experience one of these beeps, you should call your Apple-authorized service provider for additional troubleshooting assistance.Ģ beeps = Incompatible RAM type installed (for example, EDO)ģ beeps = No RAM banks passed memory testingĤ beeps = Bad checksum for the remainder of the boot ROMĥ beeps = Bad checksum for the ROM boot block" Three beeps, then a 5-second pause, repeating The memory in your Mac didn't pass an integrity check. If you recently added or replaced memory, make sure that it's properly installed. One beep every 5 seconds Your Mac isn't detecting any memory (RAM). Instead, the system will beep as explained below. These are not the same as the startup sound (chime) that a Mac can play when starting up normally. If a fault is detected during the test, you will not hear a normal startup chime. ![]()
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