Hibernation Mode - Lenovo 418734U - IdeaPad S9e 4187 Hardware Maintenance Manual

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.

Hibernation mode

Note: Computers with the solid state drive (SSD) do not support 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.
To cause the computer to enter hibernation mode, do any of the following:
v If you are using the APM operating system and have set the mode to Power
v If you are using the ACPI operating system and have defined one of the
Also, the computer goes into hibernation mode automatically in either of the
following conditions:
v If a "hibernation time" has been set on the timer, and if the user does not do
v If the timer conditions are satisfied in suspend mode.
v If you are using the APM operating system and have set the mode to Hibernate
When the power is turned on, the computer returns from hibernation mode and
resumes operation. The hibernation file in the boot record on the hard disk drive is
read, and system status is restored from the hard disk drive.
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IdeaPad S9e, S10e, and S10 Hardware Maintenance Manual
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.
switch mode [Hibernation], turn off the power switch.
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+F1 keys.
any operation with the keyboard, the touch panel, the hard disk drive, the
parallel connector, or the optical drive within that time.
when battery becomes low, and the battery charge becomes critically low.