Acer Veriton L4610G Acer Veriton L4610G Desktop Service Guide - Page 22

Power Management Function (ACPI support function) Device Standby Mode l Independent power management timer for hard disk drive devices l (0-15 minutes, time step=1 minute). l Hard disk drive goes into Standby mode (for ATA standard interface). l Disable V-sync to control the VESA DPMS monitor. l Resume method: device activated (Keyboard for DOS, keyboard & mouse for Windows). l Resume recovery time: 3-5 sec. Global Standby Mode l Global power management timer (2-120 minutes, time step=10 minute). l Hard disk drive goes into Standby mode (for ATA standard interface). l Disable H-sync and V-sync signals to control the VESA DPMS monitor. l Resume method: Return to original state by pushing external switch button, modem ring in, keyboard and mouse for APM mode. l Resume recovery time: 7-10 sec. Suspend Mode l Independent power management timer (2-120 minutes, time step=10 minutes) or pushing external l switch button. l CPU goes into SMM. l CPU asserts STPCLK# and goes into the Stop Grant State. l LED on the panel turns amber colour. l Hard disk drive goes into SLEEP mode (for ATA standard interface). l Disable H-sync and V-sync signals to control the VESA DPMS monitor. l Ultra I/O and VGA chip go into power saving mode. l Resume method: Return to original state by pushing external switch button, modem ring in, keyboard and mouse for APM mode. l Return to original state by pushing external switch button, modem ring in and USB keyboard for ACPI mode. ACPI l ACPI specification 2.0. l S0, S1, S3 and S5 sleep state support. l On board device power management support. l On board device configuration support. 16