Oracle ZFS Storage Appliance Service Manual page 61

location of the memory module in the controller picture, click on the module ID.
To view details about the faulted module, click its information icon and then click
Active Problems.
2. Shut down the controller using one of the power-off methods described in
"Powering Off the Controller" on page
3. Disconnect the AC power cords from the rear panel of the storage controller.
Because 3.3 VDC standby power is always present in the system, you must unplug
Caution -
the power cords before accessing any cold-serviceable components.
Extend the controller from the rack as described in
4.
Controller from the Rack" on page
5. Remove the top cover as described in
6. 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
■
Card" on page 64
If a DIMM has failed, see
■
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.
50.
51.
"Removing the Top Cover" on page
"Replacing a ZS4-4 Memory Riser
for removal and installation instructions.
"Replacing a ZS4-4 DIMM" on page 62
Identifying a Faulted ZS4-4 Memory Module
"Extending the Storage
for removal and
Servicing the ZS4-4 Controller
52.
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