Dell
PowerEdge T410 Technical Guide 20
• USB license keys for software applications like eToken™ or Sentinel Hardware Keys
• Storage of custom logs or scratch pads for portable user defined information (not hot-
swappable)
4.14 Battery
A replaceable coin cell CR2032 3V battery is mounted on the planar to provide backup power for the
Real-Time Clock and CMOS RAM on the ICH chip.
There is also a battery holder for optional PERC cards which is located under the chassis cover.
4.15 Field Replaceable Units (FRU)
The planar contains a 16K x 8 serial EEPROM to store FRU information including Dell part number,
part revision level, and serial number. This part is also used as a system event log (SEL) to be used by
the baseboard management controller (BMC).
4.16 User Accessible Jumpers, Sockets, and Connectors
See the Jumpers and Connectors chapter in the PowerEdge T410 Hardware Owner’s Manual on
Support.Dell.com.
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