High quality HP PB991A Batteries for HP Compaq Business Notebook NC4200 NC4400 wholesale or retail in thelaptopbattery.co.uk, PB991A laptop battery is guaranteed to meet or exceed HP original specifications, buy PB991A batteries get 30% off.
PB520AV, PB991A, 381373-001
383510-001, 395792
-001, 395792-162
395792-361, 398681-001, 407297-141
407297-321, 408722-001, 19111
-001
EN044AV, HSTNN-C02C, HSTNN-IB12
HSTNN-LB12, HSTNN-OB27, HSTNN-UB12
1.Carefulness read narrate book of battery,use commendatory battery.
2.New laptop battery pack must be fully charged before use.
3.New HP PB991A battery needs to be fully charged and discharged (cycled) a few times before it can condition to full capacity.
4.Rechargeable batteries undergo self-discharging when left unused. Always store a PB991A battery pack in a fully charged stage for storage.
5.Fully drain and fully recharge your battery pack every few month.
6.Li-ion and NiMH battery can not interchangeable.
7.Turn down the LCD brightness of your portable device.
8.Use built-in power management on your portable device.
9.Turn off LCD or other unnecessary accessories when not in use.
10.Set screen saver blank to 1 to 2 minutes of your HP PB991A notebook.
11.It is normal to get warm when charging or normal use. If it is getting too hot, there may be a problem with the device and qualified personnel should check it.
12.Research the electric appliance and the HP PB991A Batteries contact elements is whether clean, when necessity is clean with the wet cloth mop, after dry loads according to the correct polar direction.
13.PB991A laptop battery of HP should stock in cool place, and dry.