v Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
v See Chapter 4, “Parts listing, Types 7871 and 1949,” on page 41 to determine which components are customer
replaceable units (CRU) and which components are field replaceable units (FRU).
v If an action step is preceded by “(Trained service technician only),” that step must be performed only by a
Trained service technician.
Error code Description Action
0050001 DIMM disabled.
1. If the memory module was disabled due to a
memory fault, follow the procedure for that event
and restart the server.
2. Check the IBM support website for an applicable
retain tip or firmware update that applies to this
memory event. If no memory fault is recorded in
the logs and no DIMM connector error LED is lit,
re-enable the memory modules using the Setup
utility or the Advanced Settings Utility (ASU).
005100A No usable memory detected.
1. Make sure one or more DIMMs are installed in
the server.
2. Reseat the DIMMs and restart the server (see
“Removing a memory module” on page 63 and
“Installing a memory module” on page 64).
3. Make sure that the DIMMs are installed in the
correct sequence (see “Installing a memory
module” on page 64 for more information).
4. Clear CMOS memory to ensure that all DIMM
connectors are enabled (see “Removing the
battery” on page 71 and “Installing the battery”
on page 72). Note that all firmware settings will
be reset to the default settings.
148 BladeCenter HS22V Type 7871 and 1949: Problem Determination and Service Guide
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