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Macbook pro 3 beeps on cd
Macbook pro 3 beeps on cd












macbook pro 3 beeps on cd

Keep holding the reset button until you hear two short beeps in about 5-8 seconds. Please hold the reset button and power on the NAS at the meanwhile.ĩ. Use a pen or any pointed object to press and hold the reset button of the NAS (see below).Ĩ. If your NAS includes two LAN ports, please connect LAN 2 of the NAS to the PC.ħ. Connect the NAS to the PC directly by an Ethernet cable. Power off the NAS and remove all hard disks.Ħ. When the login prompt is shown, go to next step. Insert the CD to a PC and boot up from the CD.Ĥ. If you failed to recover the NAS with the file (a), please try to use the ISO file (b).ģ. Download the live CD ISO image from the following links: If you only hear a short beep or do not hear any beep, follow the instructions of this guide to recover your NAS.įollow the steps below to recover the NAS.ġ. After the short beep, wait for two minutes to check if you hear a long beep.Ħ. Wait for ten seconds and check if you hear a short beep.ĥ. To verify if this guide applies to your NAS, follow the steps below:Ĥ. This firmware recovery guide is intended for users who encounter system startup failure due to incomplete or unsuccessful firmware update caused by power outage or network disconnection during the process.














Macbook pro 3 beeps on cd