
NEC ShieldPRO FC-N21S Ruggedised Notebook Computer
User’s Guide 0318-00002 Ver. 2.0 Dec 2008 – Page 24
Some operating systems do not support suspend (standby) state.
Hibernate state
Hibernate state is similar to suspend (standby) state, but after the computer's state is saved to the
hard disk, power is switched off completely to the computer. When the computer is switched on
again, ShieldPRO returns to its original state. It takes longer to return from hibernate state than it
does from suspend (standby) state. Hibernate state consumes less power than suspend (standby)
state.
Some operating systems do not support hibernate state.
5.3.1.2.
Power Lamp
The power lamp’s display changes depending on power states, as shown in the following table.
Supply of power
Power state
Power lamp
Supply of AC power
Power-off
OFF
Power-on
Solid green
Suspend (standby) state
Blinking green
Hibernate state
OFF
No supply of AC power
Remaining battery level: 11% or larger Solid green
Remaining battery level: 7 to 10%
Solid yellow
Remaining battery level: 0 to 6%
Solid orange
5.3.1.3.
Switching ShieldPRO on and off
Switching On ShieldPRO
To switch on ShieldPRO from the power-off state
Wait for five seconds or longer after power-off before turning the power on.
1. Turn off peripheral devices.