> For the complete documentation index, see [llms.txt](https://gsfcorp.gitbook.io/eca/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://gsfcorp.gitbook.io/eca/operation-guides-ecaos-5/redundant-storage-system-rss-replace-hard-disk-drive.md).

# Redundant Storage System (RSS): Replace Hard Disk Drive

## Applicability

* ecaOS **5**
* ecaOS **6.0**

## Description

* Follow the following procedure to replace the Hard Disk Drive in a Redundant Storage System (RSS) storage volume.

***

## Procedure

1. Identify which of the Hard Disk Drive (HDD) is faulty, using SmartLogic DIskHealth tool. Then, remove the faulty HDD.

{% hint style="info" %}
For SmartLogic DiskHealth tool, refer to <https://gsfcorp.com/downloads/ECA40-ecaos5-QuickGuide.pdf>, page 18, Section 2: "**System Manager** - **SmartLogic** - **DiskHealth**".
{% endhint %}

2. Unmount the faulty HDD from the hotswap caddy. Then, mount the replacement HDD on the hotswap Caddy.
3. Insert the hotswap caddy, with the replacement HDD mounted, into the ECA.&#x20;
4. Wait about 30 seconds for the HDD detection to complete.&#x20;
5. On Windodws Start Menu, search for '**Storage Space**'. Then, click on **Manage Storage Spaces** to launch.&#x20;

<figure><img src="/files/5TjOZImKAMupPbGq3CAS" alt="" width="563"><figcaption></figcaption></figure>

6. Click **Change Settings**.

<figure><img src="/files/T7NFQ25Oq1PQfKvWXtIo" alt=""><figcaption></figcaption></figure>

7. If the following prompt appears, select **Yes**.

<figure><img src="/files/vcpuF3aGTZQZ4IGYpv0L" alt="" width="375"><figcaption></figcaption></figure>

8. Please ensure the new inserted HDD is 'clean', unformatted.
9. Click **Add drives**.

<figure><img src="/files/5yhLYugNit3UZxk0ZIys" alt=""><figcaption></figcaption></figure>

10. Check on the new replacement HDD to add. Click **Add drives**.

<figure><img src="/files/N2D9KSj70wvofllzn5qI" alt=""><figcaption></figcaption></figure>

11. From the list of Physical drives, identify form the HDD serial number and the **Warning** status. Click on the **Remove** option that correspondings to the HDD with **Warning** status.

<figure><img src="/files/zWx3qRTRrue1VJcuPnCc" alt=""><figcaption></figcaption></figure>

12. The repair process shall start immediately. The following process window will be displayed on the screen.&#x20;

<figure><img src="/files/U5u2ROYDa3WCrMtqC7n9" alt=""><figcaption></figcaption></figure>

If the following error message appears, just click **Close**.&#x20;

<figure><img src="/files/Pq70AvJPhjvG50ufC6LC" alt="" width="322"><figcaption></figcaption></figure>

13. Wait for the Repairing (X%) to finish:

<figure><img src="/files/5q88bLUsfNQnfOX7yHFU" alt=""><figcaption></figcaption></figure>

14. Upon completion of repair, click **Remove**.

<figure><img src="/files/pVN3aLA0ZSv9xycQggyW" alt=""><figcaption></figcaption></figure>

15. Click **Remove drive** to remove the HDD from RSS.&#x20;

<figure><img src="/files/av1zhHRrgYnkzvf0dJze" alt=""><figcaption></figcaption></figure>

16. Progress bar will appear to show the process of removing the HDD.

<figure><img src="/files/0n5ZKHolps2Bht2zMqxs" alt=""><figcaption></figcaption></figure>

17. The status of the **DataPool** will become GREEN colour. This indicates the HDD replacement and rebuild processes are completed successfully.

<figure><img src="/files/wcGBetokWlm9MAvwglHa" alt=""><figcaption></figcaption></figure>