FSPSP52

A problem has been detected on a memory bus. If replacing the FRUs previously listed in the FRU list does not fix the problem, perform the following:

1. Power off the system. See Powering on and powering off the system ).
2. Use the following table to determine the action to perform.

   System	Action
   8203-E4A, 9407-M15, and 9408-M25	Replace the system backplane (Un-P1). Refer to System FRU locations for information on system FRU location.
   8204-E8A and 9409-M50	Replace the processor card the DIMMs were located on (Un-P1-C13 or Un-P1-C14 or Un-P1-C15 or Un-P1-C16). Refer to System FRU locations for information on system FRU location.
   8234-EMA, 9117-MMA, and 9406-MMA	Replace the Processor Card on which DIMMs were previously replaced. Refer to System FRU locations for information on system FRU location.

3. Perform a slow boot. See Performing a slow boot .