HP DV4 Category Description Docking, Keyboard/pointing, Devices, Power requirements, Security

Product description

Category	Description
Docking	Expansion port 3 supports HP xb Docking Station and HP Notebook QuickDock
Keyboard/pointing	14.1-in keyboard
devices	TouchPad with 2 buttons
	Supports 2-way scroll
	Taps enabled as default
Power requirements	65-W and 90-W HP Smart Adapter with localized cable plug support (3-wire plug with ground
	pin, supports 3-pin DC connector)
	Smart pin AC Adapter with localized cable plug support
	Battery options:
	3-cell, 4.40 Ah (47 Wh) Li-ion battery
	6-cell, 2.20 Ah (47 Wh) Li-ion battery
	6-cell, 2.20 Ah (55 Wh) Li-ion battery
	6-cell, 2.55 Ah (55 Wh) Li-ion battery
	12-cell, 2.20 Ah (95 Wh) Li-ion battery
Security	Kensington Security Lock
	Fingerprint Reader with Digital Persona Software Support (select models only)
Operating system	Preinstalled:
	Windows® 7 Professional (32 and 64-bit OS)
	Windows 7 Premium (32 and 64-bit OS)
	Windows 7 Basic (32-bit OS)
Serviceability	End-user replaceable parts:
	AC adapter
	Battery (system)
	Hard Drive
	Memory modules
	MiniCard components
	RTC battery
	Optical drive

1–4 Maintenance and Service Guide