16Power Management Function(ACPI support function)Device Standby Mode Independent power management timer for hard disk drive devices(0-15minutes,time step=1minute). Hard Disk drive goes into Standby mode(for ATA standard interface). Disable V-sync to control the VESA DPMS monitor. Resume method:device activated (keyboard for DOS, keyboard &mousefor Windows. Resume recovery time 3-5sec.Global Standby Mode Global power management timer(2-120minutes,time step=10minute). Hard disk drive goes into Standby mode(for ATA standard interface). Disable H-sync and V-sync signals to control the VESA DPMS monitor. Resume method: Resume to original state by pushing external switchButton,modem ring in,keyboard an mouse for APM mode. Resume recovery time :7-10secSuspend Mode Independent power management timer(2-120minutes,time step=10minute)orpushing extern switch button. CPU goes into SMM CPU asserts STPCLK# and goes into the Stop Grant State. LED on panel turns amber colour. Hard disk drive goes into SLEEP mode (for ATA standard interface). Disable H-sync and V-sync signals to control the VESA DPMS monitor. Ultra I/O and VGA chip go into power saving mode. Resume method: Resume to original state by pushing external switchButton,modem ring in,keyboard an mouse for APM mode Return to original state by pushing external switch button,modem ring inand USB keyboard for ACPI mode.ACPI ACPI specification 1.0b S0,S1,S2 and S5 sleep state support. On board device power management support. On board device configuration support