Datasheet

PowerEdge T410 Technical Guidebook
50
Dell
Appendix A. T410 Volatility Chart
Table 24. T410 Volatility Chart
Server BIOS Memory
Size 32 Mbit
Type Flash EEPROM
Can user programs or operating system write data to it
during normal operation?
No
Purpose Boot Code and Configuration Information
How is data input to this memory? Loading flash memory requires a vendor provided
firmware file and loader program executed by booting
up the system from a floppy or OS based executable
containing the firmware file and the loader. System
loaded with arbitrary data in firmware memory would
not operate.
How is this memory write protected? Software write protected
Server CMOS (Complementary Metal-Oxide Semiconductor) Memory
Size 512 Bytes
Type Battery backed NVRAM
Can user programs or operating system write data to it
during normal operation?
No
Purpose RTC and configuration settings
How is data input to this memory? F2 Setup Menu during POST
How is this memory write protected? N/A
Remarks Jumper on motherboard can be used to
clear to factory default settings
LOM (LAN [Network Interface] on Motherboard) Memory
Size: 4Mb (1MB)
Type Flash
Can user programs or operating system write data to it
during normal operation?
Yes, under software control.
Purpose Contains LOM boot code and configuration data
How is data input to this memory? Requires vendor provided firmware file and loader
program used during factory assembly or possible
field update. A system loaded with arbitrary data in
firmware memory would not operate.
How is this memory write protected? Software control.