NEC Corporation FC-N22A Manual De Usuario
66
2.8.7 Initializing Battery
Initializing the battery is intended to recover its performance decreased temporarily.
The initialization process consists of full charge, full discharge and full recharge of the battery in
the order. It takes about 4.5 hours for the initialization.
Initialize the battery in the following cases:
N22A can be operated by the battery for a shorter period than before.
Repeating battery charging in other than the full discharge state may cause the
full-chargeable level of the battery to be reduced, which then may shorten the driving
period. This is called battery
full-chargeable level of the battery to be reduced, which then may shorten the driving
period. This is called battery
’s memory effect.
Because the battery is just purchased or has not been used for a long period, its
performance is reduced temporarily.
The indicator of the remaining battery level shows some error.
1
Turn off the power of N22A if operated.
2
Install the battery to be initialized.
3
Connect the AC adapter to N22A and the power cord to an AC outlet.
(Connect to a cigar lighter receptacle when using a car adapter.)
If the battery charge lamp blinks, remove the battery pack from N22A once and install it
again.
(Connect to a cigar lighter receptacle when using a car adapter.)
If the battery charge lamp blinks, remove the battery pack from N22A once and install it
again.
4
Charge the battery fully.
When the battery is fully charged, the battery LED goes off.
When the battery is fully charged, the battery LED goes off.
5
Turn on the power of N22A. If the NEC logo screen appears, press F2 to display the
BIOS Setup Menu.
BIOS Setup Menu.
6
Unplug the power cord from the AC outlet and remove the AC adapter from N22A.
(When a car adapter is used, remove the plug from a cigar lighter receptacle and then
remove the car adapter from the N22A.)
(When a car adapter is used, remove the plug from a cigar lighter receptacle and then
remove the car adapter from the N22A.)
7
Select [Battery refresh] in the Power Management menu and press Enter.
8
If message
“Refresh your battery now?” select [Yes] and press Enter.
The following dialog box appears.
Refresh battery program
Press Y to start refresh, N to exit
<ESC> to shutdown system
9
Press Y to start battery initialization.
10
Leave N22A until the power is fully discharged.
The power of N22A is automatically turned off.
The power of N22A is automatically turned off.
11
Connect the AC adapter or car adapter to N22A to charge the battery fully.
While the battery is initialized, leave the LCD display panel opened.
To suspend battery initialization, press Ctrl + Alt + Del to reboot N22A or press the power
switch to turn off the power of N22A.