Controller Node Replacement Procedure; Preparation - HP 3PAR StoreServ 7200 2-node Service Manual

Figure 17 M6710 (2U24) Displayed as DCS2 in Software Output
Figure 18 M6720 (4U24) Displayed as DCS1 in Software Output

Controller Node Replacement Procedure

When the failure notification is received customers should contact their Authorized Service Providers
(ASPs) for assistance with failure verification, identification of the exact component to be replaced,
and the location of the failed node, if replacement is required.
CAUTION:
internal components should be serviced by ASPs.
NOTE: Do not order a replacement node until the ASP has verified the failure, including a
procedure to reset the node.
CAUTION:
warm-swappable. HP recommends shutting down the node (with the enclosure power remaining
on) before removing this component. Contact your ASP for node diagnosis and shutdown.
CAUTION:
minutes.
NOTE: Be sure to put on your electrostatic discharge wrist strap to avoid damaging any circuitry.

Preparation

When the replacement part has been received, complete the following steps before contacting
your ASP for assistance with preparation for replacement:
1. Unpack the replacement node and place it on an ESD safe mat.
18 Servicing the Storage System
Customers should replace a controller node only on StoreServ 7200 Storage; other
Alloy gray-colored latches on components such as the node mean the component is
To prevent overheating, node replacement requires a maximum service time of 30