How to replace a failing drive on Synology NAS
(Windows Phone Central)

Even the best NAS drives won`t last forever and when one eventually fails inside your Synology network-attached storage (NAS) enclosure, you`ll need to replace it to repair the volume and resume normal operations. This guide will show you how to quickly achieve this without losing data. How to replace a Synology NAS drive We`re going to run through steps to identify the failing drive, replace it with a new one, and repair the volume to keep your NAS running good as new. It`s easy to know when you have a drive-related problem as the NAS should either beep out loud and/or display messages in the notification area. Log into your Synology NAS. Open Storage Manager. Click on HDD/SSD. (In DSM 7.0, you will see a drive listed on the Storage Manager overview screen that isn`t green, showing which one has failed.) Spot the drive that has failed and make note of the number. Look at your Synology NAS and count from the left. Remove the failed drive from the NAS. (Power down the enclosur...