Oracle ZFS Storage ZS4-4 Front Panel Components
The Oracle ZFS Storage ZS4-4 controller drive slots and front panel components are shown in the following figure.

1 Locator LED/button (white) |
2 Service action required LED (amber) |
3 Power/OK LED (green) |
4 Power button |
5 Service Processor (SP) OK (green)/Fault (amber) LED |
6 Fan/CPU/Memory Service action required LED (amber) |
7 Power Supply (PS) Service action required LED (amber) |
8 Over temperature warning LED (amber) |
9 USB 2.0 connectors (2) |
10 DB-15 video port |
11 Boot drive 0 (required) |
12 Boot drive 1 (required) |
13 Solid state drive 2 (optional) |
14 Solid state drive 3 (optional) |
15 Solid state drive 4 (optional) |
16 Solid state drive 5 (optional) |
The Oracle ZFS Storage ZS4-4 controller has two 2.5-inch SAS system boot drives in slots 0 and 1, configured as a mirrored pair. Up to four SAS read cache SSDs can fill slots 2 through 5, in that order. A filler panel must be installed in empty drive slots.
The system boot drive LEDs are shown in the following figure.

Table 2-5 System Boot Drive LEDs
1 Ready to remove (blue) |
2 Service action required (amber) |
3 OK/Activity (green) |