How to Replace a ZS4-4 DIMM
3.
Extend the controller from the rack as described in “How to Extend the Storage
Controller from the Rack” on page 41.
4.
Remove the top cover as described in “How to Remove the Top
Cover” on page 42.
5.
To locate the faulted component, first press and hold the Fault Remind button to
verify that the remind circuitry is usable. The Fault Remind button is located on
the divider between cooling zone 1 and cooling zone 2. The Power LED, next to
the button, is green when the remind circuitry is usable.
■
If a memory riser card has failed, see “How to Replace a ZS4-4 Memory Riser
Card” on page 66 for removal and installation instructions.
■
If a DIMM has failed, see “How to Replace a ZS4-4 DIMM” on page 64 for removal
and installation instructions.
■
If a CPU has failed, the LEDs for both memory riser cards associated with the failed CPU
turn on. The following example, shows the Fault indicators for memory riser cards, P0/MR0
and P0/MR1 are lit, as is the Fault indicator for CPU, P0.
Caution - A CPU is a field replaceable unit (FRU) and must be replaced by a trained Oracle
service technician.
How to Replace a ZS4-4 DIMM
Use the following procedure to replace a ZS4-4 DIMM.
1.
Shut down the controller using one of the power-off methods described in “How
to Power off the Controller” on page 41.
64 Oracle ZFS Storage Appliance Customer Service Manual • February 2016
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