HP ProBook 6555b User Manual

Installing critical updates
CAUTION: Microsoft sends alerts regarding critical updates. To protect the computer from security
breaches and computer viruses, install all critical updates from Microsoft as soon as you receive an
alert.
Updates to the operating system and other software may have become available after the computer
was shipped. To be sure that all available updates are installed on the computer, observe these
guidelines:
●
Run Windows Update monthly to install the latest software from Microsoft.
●
Obtain updates, as they are released, from the Microsoft Web site and through the updates link in
Help and Support.
130 Chapter 10 Security

HP ProBook 6555b Specifications

General

Graphics	ATI Mobility Radeon HD 4250
Chipset	AMD M880G
Processor	AMD Turion II, AMD Athlon II
Display	15.6-inch diagonal LED-backlit HD anti-glare (1366 x 768 resolution)
Memory	Up to 8 GB DDR3 SDRAM
Storage	320 GB, 250 GB, or 160 GB 7200 rpm SATA II HDD
Operating System	Genuine Windows 7 Professional, FreeDOS
Battery	6-cell lithium-ion
Optical Drive	DVD+/-RW SuperMulti DL
Networking	Gigabit Ethernet, Wi-Fi 802.11a/b/g/n, Bluetooth
Audio	High Definition Audio, stereo speakers, microphone
Ports	3 USB 2.0, VGA, HDMI, RJ-45, headphone/microphone combo jack
Card Reader	5-in-1
Webcam	2 MP Webcam (optional)