Oracle ZFS ZS3 Series Customer Service Manual page 194

Servicing the 7x20 Controller
FIGURE 63
Cable
Ribbon cable
2
7120 Attached Storage
The 7120 standalone configurations allow a single chain of 1 or 2 disk shelves. Write-optimized
(Logzilla) SSDs are not supported in the expansion storage for the 7120. The disk shelves must
be fully populated with 24 HDDs. Half-populated shelf configurations are not supported. For
more information, see
Hardware Overview" on page 234
Replacing the 7x20 Hardware
This section describes how to replace the following 7x20 hardware components.
"How to Replace a 7x20 HDD or SSD" on page 195
■
"How to Replace a 7x20 Fan Module" on page 197
■
"How to Replace a 7x20 Power Supply" on page 201
■
194 Oracle ZFS Storage Appliance Customer Service Manual • February 2016
7120 Controller Ribbon Cable
"Connecting to Attached Storage" on page
for component specifications and diagrams.
Connection
Connection is between the power distribution board and
the motherboard.
266. See also "Disk Shelf