Servicing the ZS4-4 Controller
FIGURE 5
4x4 SAS-2 HBA Port Numbers
See “ZS4-4 PCIe Slot Order” on page 51 for 4x4 SAS-2 HBA slot placement of the HBAs.
ZS4-4 Internal Components
The ZS4-4 chassis contains both customer-replaceable units (CRUs) and field-replaceable units
(FRUs) as shown in the following figure. FRUs must be replaced by trained Oracle service
technicians.
48 Oracle ZFS Storage Appliance Customer Service Manual • February 2016