Computer Setup-Power - HP 280 G1 Maintenance And Service Manual

Computer Setup—Power
NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration.
Table 6-4 Computer Setup—Power
Option
OS Power Management
Hardware Power
Management
Thermal
58 Chapter 6 Computer Setup (F10) Utility
Description
● Runtime Power Management—Enable/Disable. Allows certain operating systems to reduce
processor voltage and frequency when the current software load does not require the full
capabilities of the processor. Default is enabled.
● Idle Power Savings—Extended/Normal. Allows certain operating systems to decrease the
processors power consumption when the processor is idle. Default is extended.
● Unique Sleep State Blink Rates—Enable/Disable. This feature is designed to provide a visual
indication of what sleep state the system is in. Each sleep state has a unique blink pattern. Default
is disabled.
NOTE: For Windows 8.1 systems with Fast Boot support, a normal shutdown goes to the S4 state.
◦ S0 (On) = Solid white LED.
◦ S3 (Stand By)= 3 blinks at 1Hz (50% duty cycle) followed by a pause of 2 seconds (white LED)
— repeated cycles of 3 blinks and a pause.
◦ S4 (Hibernation)= 4 blinks at 1Hz (50% duty cycle) followed by a pause of 2 seconds (white
LED) — repeated cycles of 4 blinks and a pause.
◦ S5 (Soft Off) = LED is off.
SATA Power Management – Enables or disables SATA bus and/or device power management. Default is
enabled.
S5 Maximum Power Savings – Turns off power to all nonessential hardware when system is off to meet
EUP Lot 6 requirement of less than 0.5 Watt power usage. Default is disabled.
Fan idle mode—This bar graph controls the minimum permitted fan speed.
NOTE: This setting only changes the minimum fan speed. The fans are still automatically controlled.