Lenovo System x3850 X6 Quick Start Manual page 26

– Check the IMM log, as shown in Figure 28.
Figure 28 IMM log
If the system fails to boot to Setup (F1), complete the following steps:
a. Remove the AC power.
b. Remove the main I/O Book.
c. Pull the CMOS battery and let the system discharge (two minutes). This process is
equivalent to setting the system to default.
d. Replace the CMOS battery and reinstall the I/O Book. The system should now boot
correctly.
If the system fails to power and reboot after the "Recalibrating System Power ..." message
displays:
a. Log in to the IMM.
b. Click the Server Management tab.
c. Select Power Redundancy and check the following:
i. Make sure there is enough power to power the system.
ii. Make sure there is enough power to run the system with the level of redundancy
Downlevel RAID firmware can cause the system to panic when MegaCLI is used to query
the adapter. Update to the newest firmware on the x3850 X6 support site
(ibm_fw_sraidmr_5210-24.2.1-0027).
If the system is in a state where the system will not power on and you see firmware errors:
a. Remove the AC power.
b. Remove all but CPU0 and the primary IO module (also remove all adapters from the
primary IO module and use the CMOS battery tip to discharge the primary IO Modules
capacitor).
c. Reapply power and log into the IMM to power on the system.
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Lenovo System x3850 X6 and x3950 X6 Quick Start Guide
required.