HP ProBook 6540b User Manual

2–10 Maintenance and Service Guide
External component identification
Item Component Description
(1) Wireless lights (2)* ■ Blue: An integrated wireless device, such as a WLAN device,
the HP Mobile Broadband Module (select models only), and/or a Bluetooth
device, is on.
■ Amber: All wireless devices are off.
(2) Power lights (2)† ■ On: The computer is on.
■ Blinking: The computer is in the Sleep state (Windows 7 and Windows
Vista) or Standby (Windows XP).
■ Off: The computer is off or in Hibernation.
(Continued)

HP ProBook 6540b Specifications

General

Graphics	Intel HD Graphics
Operating System	Windows 7 Professional
Processor	Intel Core i5-430M
RAM	Up to 8GB DDR3
Storage	250 GB HDD (7200 rpm)
Display	15.6-inch diagonal LED-backlit HD anti-glare (1366 x 768)
Battery	6-cell Li-Ion
Weight	2.6 kg (5.7 lbs)
Chipset	Mobile Intel HM57 Express
Optical Drive	DVD+/-RW SuperMulti DL
Wireless	802.11a/b/g/n
Ports	USB 2.0, VGA, DisplayPort, eSATA, RJ-45, headphone/microphone combo jack