Lenovo 3779 Computer Hardware User Manual


 
Table 3. DSA diagnostic messages (continued)
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 7, “Parts listing, ThinkServer RD220 Type 3729, 3779, 3797, and 3798,” on page 231 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.
Message
number Component Test State Description Action
202-901-xxx Memory Memory
Stress Test
Failed Test failure.
1. Run the standard memory test to
validate all memory.
2. Make sure that the DSA code is at the
latest level. For the latest level of DSA
code, go to http://www.ibm.com/
support/docview.wss?uid=psg1SERV-
DSA.
3. Turn off the system and disconnect it
from power.
4. Reseat the DIMMs (see “Removing a
memory module (DIMM)” on page 186
and “Installing a DIMM” on page 192).
5. Reconnect the system to power and
turn on the system.
6. Run the test again.
114 ThinkServer RD220 Types 3729, 3779, 3797, and 3798: Hardware Maintenance Manual