How to Replace a ZS4-4 DIMM
2.
Extend the controller from the rack as described in “How to Extend the Storage
Controller from the Rack” on page 41.
3.
Remove the top cover as described in “How to Remove the Top
Cover” on page 42.
4.
Remove the memory riser card with the lighted Fault indicators (P0/MR0
and P0/MR1), and locate the failed DIMM. Use the DIMM Fault Remind circuit
to locate the failed DIMM. See “How to Identify a Faulted ZS4-4 Memory
Module” on page 63.
5.
To remove the failed DIMM, rotate both DIMM slot ejector levers outward as far
as they will go.
6.
Carefully lift the DIMM straight up to remove it from the socket.
7.
Repeat the previous steps for any other faulty DIMMs.
8.
Ensure that the DIMM ejector levers at both ends of the DIMM slot are in a fully
open position.
9.
Align the replacement DIMM with the empty slot.
Servicing the Hardware 65
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