Dell POWEREDGE M915 - Manual (Page 226)

226 Installing Blade Components
RAID Battery
The information in this section applies only to systems with the optional
PERC controller cards without an integral battery backup unit.
NOTE: For PowerEdge M710, M610, and M610x the RAID battery connectors are
located on the system board. To locate the connectors for the RAID battery on the
system board, see the appropriate figure in "System Board Connectors" on page 338.
Removing a RAID Battery
1 Remove the blade. See "Removing a Blade" on page 155.
2 Open the system. See "Opening the Blade" on page 159.
3 Press the tab on the RAID battery cable connector and pull the cable
connector out of the connector on the storage card. See Figure 3-29.
4 Remove the battery.
For systems with a battery carrier:
a Pull the battery carrier release tab, and lift the battery carrier out of
the battery-carrier slots on the chassis. See Figure 3-29.
b Pull back gently on the two tabs holding the RAID battery and lift the
RAID battery from the battery carrier. See Figure 3-29.
For PowerEdge M910, slide the battery to free the tabs on the RAID
battery from the battery carrier on the system board and lift the RAID
battery from the system board (see Figure 3-30).
For systems without a battery carrier (PowerEdge M710, M610, and
M610x), slide the battery to free the tabs on the RAID battery from the
metal standoffs on the system board and lift the RAID battery from the
system board (see Figure 3-31 and Figure 3-32).