Compaq Armada 110, 110s, e500, e500s, e700, m300, m700, V300 Series;
Compaq Evo n110, n150, n200, n400c, n410c, n600c, n610c, n610v, n620c, n800c, n800v, n800w, n1000c, n1000v, n1005v, n1010v, n1015v, n1020v, n1050v Series;
Compaq Presario 300, 900, 2200, 2800, A900, B1000, B2000, B3000, C300, C500, C700, F500, F700, M2000, V1000, V2000, V3000, V4000, V5000, V6000, X1000 Series;
HP 540, 541, 550 Series;
HP Compaq 6520s, 6720s, 6820s Series;
HP Compaq nc4000, nc6000, nc8000, nc8230, nw8000, nx4300, nx4800, nx5000, nx7000, nx7100, nx7200, nx8000, nx9020, nx9030, nx9040 Series;
HP Compaq tc1000, tc1100, tc4200 Tablet PC Series;
HP G3000, G5000, G6000, G7000 Series;
HP Pavilion dv1000, dv2000, dv4000, dv5000, dv6000, dv8000, dv9000, dx6000, tx1000, tx2000, ze1000, ze2000, zt3000 Series
HP Special Edition L2000 Series;
When you buy a new laptop ac adapter,you should check the volts. Each laptop is unique and requires a different volts. The volts your unit requires is printed on the bottom of your laptop. You also can check your owner's manual for the volts.Using an hp laptop ac adapter with less volts than is required for your laptop will not work. There simply will not be enough power to run your laptop.
When using a power hp pavilion dv9400 ac adapter, most importantly, remember to use the power adapter only with the laptop it is intended for. All computer manufacturers develop different power adapters specially designed for their line of products. Some companies, like Apple or HP, make one type of power adapter that works with all of their laptop models. Never experiment with combinations of computers and power adapters that are not approved by the manufacturer.
Due to the length of their cables, HP 18.5V 4.9A AC Adapter can easily become safety hazards. To prevent people from tripping, make sure your power adapter's cables are never off the floor.
Remember to disconnect the power adapter when you are not using your laptop or charging its battery to keep the computer and adapter from overheating. Power adapters are essential accessories for laptop users, so consider purchasing a second hp pavilion dv9400 ac adapter if you do a lot of traveling or use your computer at home and at work.