This section explains the drive bay mapping in C-192T, C-432T, and K-432T nodes.
Important
The C-192T, C-432T, and K-432T platforms will reach their End of Platform Support (EoPS) on May 9, 2030.
The C-192T, C-432T, and K-432T platforms will reach their End of Platform Support (EoPS) on May 9, 2030.
This section provides the drive mapping for the C-192T, C-432T, and K-432T (Q2U_1 platform).
HDD Drives
The chassis contains 24 HDDs across three drawers. Drawers are labeled in sequence from top to bottom.
Caution
When the HDD drawer is full, it is very heavy. Adding extra weight (such as resting tools on the drawer) can cause the rails to deform.
When the HDD drawer is full, it is very heavy. Adding extra weight (such as resting tools on the drawer) can cause the rails to deform.
Top Tray (Drawer 1)
| Bay 1 | Bay 2 | Bay 3 | Bay 4 |
|---|---|---|---|
| SAS 4 | SAS 5 | SAS 6 | SAS 7 |
| Bay 5 | Bay 6 | Bay 7 | Bay 8 |
| SAS 0 | SAS 1 | SAS 2 | SAS 3 |
Middle Tray (Drawer 2)
| Bay 9 | Bay 10 | Bay 11 | Bay 12 |
|---|---|---|---|
| SAS 12 | SAS 13 | SAS 14 | SAS 15 |
| Bay 13 | Bay 14 | Bay 15 | Bay 16 |
| SAS 8 | SAS 9 | SAS 10 | SAS 11 |
Bottom Tray (Drawer 3)
| Bay 17 | Bay 18 | Bay 19 | Bay 20 |
|---|---|---|---|
| ata21 | ata22 | ata23 | ata24 |
| Bay 21 | Bay 22 | Bay 23 | Bay 24 |
| ata17 | ata18 | ata19 | ata20 |
Rear NVMe Drives
The rear NVMe drives are located at the back of the chassis in a 2 × 3 configuration.

| NVMe 25 | NVMe 26 | NVMe 27 |
|---|---|---|
| NVMe 28 | NVMe 29 | NVMe 30 |
Boot Drive
The boot drive is an internal M.2 SSD located on the motherboard.

Caution
Before removing the boot drive, reach out to care@qumulo.com for additional instructions on how to proceed.
Before removing the boot drive, reach out to care@qumulo.com for additional instructions on how to proceed.