Hibernation Mode - Lenovo ThinkPad R51e Series Hardware Maintenance Manual

Related service information
v If a "suspend time" has been set on the timer, and the
user does not do any operation with the keyboard, the
TrackPoint, the hard disk, the parallel connector, or the
diskette drive within that time.
v If the battery indicator blinks orange, indicating that the
battery power is low. (Alternatively, if Hibernate when
battery becomes low has been selected in the "Power
Management Properties" window, the computer goes
into hibernation mode.)
To cause the computer to return from standby mode and
resume operation, do one of the following:
v Press the Fn key.
v Open the LCD cover.
v Turn on the power switch.
Also, in either of the following events, the computer
automatically returns from standby mode and resumes
operation:
v The ring indicator (RI) is signaled by a serial device or a
PC Card device.
v The time set on the resume timer elapses.
Note: The computer does not accept any input
immediately after it enters standby mode. Wait a
few seconds before taking any action to reenter
operation mode.

Hibernation mode

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.
Note: If the computer enters the hibernation mode while it
is docked to the docking station, do not undock it
before resuming normal operation. If you do undock
it and then try to resume normal operation, you will
get an error message, and you will have to restart
the system.
To cause the computer to enter hibernation mode, do any
of the following:
v Press the Fn+F12 keys.
v If you are using the ACPI operating system and have
defined one of the following actions as the event that
causes the system to go into hibernation mode, perform
that action.
– Closing the lid.
– Pressing the power button.
– Pressing Fn+F4 keys.
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R50e, R51e and R52 Series