Battery; Display - HP Pavilion DV4-2155 Maintenance And Service Manual

Product description
Category
Docking
Keyboard/pointing
devices
Power requirements
Security
Operating system
Serviceability
1–4
Description
Expansion port 3 supports HP xb Docking Station and HP Notebook QuickDock
14.1-in keyboard
TouchPad with 2 buttons
Supports 2-way scroll
Taps enabled as default
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
Kensington Security Lock
Fingerprint Reader with Digital Persona Software Support (select models only)
Preinstalled:
®
Windows 7 Professional (32 and 64-bit OS)
Windows 7 Premium (32 and 64-bit OS)
Windows 7 Basic (32-bit OS)
End-user replaceable parts:
AC adapter
Battery (system)
Hard Drive
Memory modules
MiniCard components
RTC battery
Optical drive
Maintenance and Service Guide