Dell PowerEdge R715 Technical Manual page 61

Dell
System Event Log (SEL) memory and I/O
Board FRU
Size:
Type: [e.g., Flash PROM, EEPROM]:
Can user programs or operating system write
data to it during normal operation?
Does it retain data when powered off?
Purpose? [e.g., boot code]
How is data input to this memory?
How is this memory write protected?
FRU (Field Replacement Unit) for CPU board
Size:
Type: [e.g., Flash PROM, EEPROM]:
Can user programs or operating system write
data to it during normal operation?
Does it retain data when powered off?
Purpose? [e.g., boot code]
How is data input to this memory?
How is this memory write protected?
DIMM modules SPD (Serial Presence Detect)
EEPROM (up to 64 depending on the number
of DIMM modules present)
Size:
Type: [e.g., Flash PROM, EEPROM]:
Can user programs or operating system write
data to it during normal operation?
Does it retain data when powered off?
Purpose? [e.g., boot code]
How is data input to this memory?
How is this memory write protected?
PowerEdge R715 Technical Guide
Details
4 KB
SEEPROM
No
Yes
Store system events from BMC and BIOS. FRU
information for board such as PPID, MAC
addresses etc.
For SEL, BMC writes to it.
For FRU, data is pre-programmed or using Dell
utility at ICT/Functional Tester during board
assembly
Software write protected.
Details
256 Bytes
EEPROM
No
Yes
FRU information for boards such as board name,
PPID, manufacturing date etc.
Data pre-programmed or using Dell utility at
ICT/Functional Tester during board assembly
Not write protected
Details
256 Bytes
EEPROM
No
Yes
DIMM information and temperature settings.
Data preprogrammed by the DIMM vendors
(lower 128 bytes). Also during boot sequence,
data is written to SPD EEPROM (upper 128
Bytes).
Not write protected
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