Oracle ZFS Storage Appliance Customer Service Manual, Release OS8.8.x Servicing the Oracle ZFS Storage ZS3-4 Controller Oracle ZFS Storage ZS3-4 Controller Hardware Overview Oracle ZFS Storage ZS3-4 Controller Hardware Overview To understand Oracle ZFS Storage ZS3-4, see the following topics: Oracle ZFS Storage ZS3-4 Base Configuration Oracle ZFS Storage ZS3-4 Specifications Oracle ZFS Storage ZS3-4 Front and Rear Panel Components Oracle ZFS Storage ZS3-4 Internal Components Oracle ZFS Storage ZS3-4 PCIe I/O Cards Oracle ZFS Storage ZS3-4 Attached Storage