HP ProBook 6540b User Manual

External component identification
Maintenance and Service Guide 2–15
Left-side components
✎
Refer to the illustration that most closely matches your computer.
Item Component Description
(1) Vent Enables airflow to cool internal components.
✎
The computer fan starts up automatically to cool internal components
and prevent overheating. It is normal for the internal fan to cycle on and
off during routine operation.
(2) DisplayPort Connects an optional digital display device such as a high-performance
monitor or projector.
(3) USB ports (3) Connect optional USB devices.
(4) ExpressCard slot Supports optional ExpressCards.
(5) Audio-in (microphone) jack Connects an optional computer headset microphone, stereo array
microphone, or monaural microphone.
(6) Audio-out (headphone) jack Produces sound when connected to optional powered stereo speakers,
headphones, ear buds, a headset, or television audio.
✎
When a device is connected to the headphone jack, the computer
speakers are disabled.

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