Intel® Server Board S2600WF Product Family Technical Product Specification
111
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ENERGY STAR* server support.
•
Smart ride through (SmaRT) / closed-loop system throttling (CLST).
•
Power supply cold redundancy.
•
Power supply firmware update.
•
Power supply compatibility check.
•
BMC firmware reliability enhancements:
o
Redundant BMC boot blocks to avoid possibility of a corrupted boot block resulting in a sce-
nario that prevents a user from updating the BMC.
o
BMC system management health monitoring.
12.2
Platform Management Features and Functions
12.2.1
Power Subsystem
The server board supports several power control sources that can initiate power-up or power-down activity,
as detailed in Table 49.
Table 49. Power control sources
Source
External Signal Name or Internal Subsystem
Capability
Power button
Front panel power button
Turns power on or off
BMC watchdog timer
Internal BMC timer
Turns power off, or power cycle
BMC chassis control
commands
Routed through command processor
Turns power on or off, or power cycle
Power state retention
Implemented by means of BMC internal logic
Turns power on when AC power returns
Chipset
Sleep S4/S5 signal (same as POWER_ON)
Turns power on or off
CPU thermal
Processor Thermtrip
Turns power off
PCH thermal
PCH Thermtrip
Turns power off
WOL (Wake On LAN)
LAN
Turns power on
12.2.2
Advanced Configuration and Power Interface (ACPI)
The server board has support for the Advanced Configuration and Power Interface (ACPI) states described in
Table 50. ACPI power states
State
Supported
Description
S0
Yes
Working.
•
Front panel power LED is on (not controlled by the BMC).
•
Fans spin at the normal speed, as determined by sensor inputs.
•
Front panel buttons work normally.
S1
No
Not supported.
S2
No
Not supported.
S3
No
Supported only on workstation platforms.
See appropriate platform specific Information for more information.
S4
No
Not supported.
S5
Yes
Soft off.
•
Front panel buttons are not locked.
•
Fans are stopped.
•
Power-up process goes through the normal boot process.
•
Power, reset, front panel non-maskable interrupt (NMI), and ID buttons are unlocked.
