Dell PowerEdge M420 Hardware Owner's Manual - Page 246
properly. See Using the System Setup Program in your, now. See Blade System Board
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Page 246 highlights
Figure 3-52. Replacing the NVRAM Backup Battery 1 2 1 "+" side of battery 2 battery connector 6 If you removed the system board to replace the battery, reinstall the board now. See "Blade System Board" on page 255. 7 Close the blade. See "Closing the Blade" on page 159. 8 Install the blade. See "Installing a Blade" on page 148. 9 Enter the System Setup program to confirm that the battery is operating properly. See "Using the System Setup Program" in your User's Guide. 10 Enter the correct time and date in the System Setup program's Time and Date fields. 11 Exit the System Setup program. 12 To test the newly installed battery, remove the blade for at least an hour. 13 After an hour, reinstall the blade. 14 Enter the System Setup program and if the time and date are still incorrect, see "Getting Help" on page 337 for instructions about obtaining technical assistance. 246 Installing Blade Components
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