IBM 2658 Hardware Maintenance Manual - Page 35

Suspend mode When in standby mode, the following occurs: v The LCD backlight turns off. v The hard disk motor either spins down or stops (controlled by OS). v Suspend LED turns on. Events that cause the computer to enter standby mode: Note: These events depend on the Power button, Sleep button and Lid settings (options set to standby mode) in the ″Advanced″ page of the ″Power Management Properties″ screen. v Standby requested by the Sleep button (Fn+F4) v Standby requested by the power button v Standby requested by closing the lid. Events that cause the computer to exit standby mode: v RTC alarm v Power-on switch is operated v Fn key is pressed v The LCD is opened (if the system entered standby mode from closing the lid). Note: This is true if When I close the lid of my portable computer: is set to Standby in the ″Advanced″ page of the ″Power Management Properties″ screen. v An embedded modem signals the modem ring indicator v The battery power is at a critical level. Display off mode When in display off mode, the following occur: v The LCD backlight turns off. Events that cause the computer to enter display off mode: v Hotkey : Fn+F3 Events that cause the computer to exit display off mode: v Anykey or mouse operation Hibernation mode When in hibernation mode, the following occurs: v The system status, RAM, VRAM, and setup data are stored on the hard disk. v The system is powered off. Events that cause the computer to enter hibernation mode: MT 2658/2659/2677 29