HP StorageWorks 500 G2 Modular Smart Array - Manual (Page 100)

100 HP StorageWorks MSA500 G2 Storage System User Guide
52 Redundancy Failed PCI Bus Error
Type: Error
Description: While either attempting to enter redundant mode or already
operating in redundant mode, one of the controllers encountered a PCI bus error
on the communication channel between the two controllers. Redundancy is
disabled at this time.
Action:
If the storage system is currently involved in host I/O:
1. Remove the standby controller.
2. Wait 10 seconds.
3. Reinstall the controller, and be sure that it seats fully in the chassis.
If this action does not solve the problem, wait until downtime is available and do
the following:
1. Power down the storage system (on page 28 ).
2. Remove both controllers.
3. Reinstall both controllers, and be sure that they seat fully in the chassis.
If this action does not solve the problem, contact HP support.
53 Redundancy Failed No Second Controller
Type: Error
Description: While operating in redundant mode, one of the controllers was
removed. Redundancy is disabled at this time.
Action: Reinstall the missing controller, and be sure that it seats fully in the
chassis.