Lenovo System x3550 M4 Installation And Service Manual page 748

Explanation: Unsupported DIMM Population for Spare Mode
Severity
Error
User Response
Complete the following steps:
1. Make sure that the DIMM connectors are correctly populated for sparing mode, according to the
service information for this product.
• W.68002 [W.68002] A CMOS battery error has been detected
Explanation: CMOS Battery Fault
Severity
Error
User Response
Complete the following steps:
1. If the system was recently Installed, Moved, or Serviced, makesure the batter is properly seated.
2. Check IBM support site for an applicable service bulletin or firmware update that applies to this
error.
3. Replace CMOS Battery
4. (Trained Service technician only) Replace the system board.
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Lenovo System x3550 M4 Installation and Service Guide