## Purpose
This document is meant to help keep track disks and their associated serial numbers for replacement and recordkeeping purposes.
!!! note "Disk Order Structure"
Disks are represented in 1 column, with the drive positions / topology mirroring the table seen below.
| **Slot 01** | **Slot 02** | **Slot 03** | **Slot 04** | **Slot 05** |
| :--- | :--- | :--- | :--- | :--- |
| 4TB
`SN: Z305ZNZM` | 4TB
`SN: Z305SPL8` | 4TB
`SN: Z3051AF8` | 4TB
`SN: Z305ZNM1` | 4TB
`SN: Z305S03R` |