HP ProBook 6550b User Manual

Battery
Description Spare part number
9-cell, 93-WH battery 586031-001
6-cell, 55-WH battery 486296-001
6-cell, 51-WH battery (for use only with HP 6555b and 6455b computer models) 593578-001
6-cell, 47-WH battery (for use only with HP 6550b and 6450b computer models) 486295-001
Before removing the battery, follow these steps:
1.
Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2.
Disconnect all external devices connected to the computer.
3.
Disconnect the power from the computer by first unplugging the power cord from the AC outlet
and then unplugging the AC adapter from the computer.
Remove the battery:
1.
Turn the computer upside down on a flat surface, with the front toward you.
2. Slide the battery release latch (1) to release the battery.
3. Remove the battery (2).
Insert the battery into the battery bay until it is seated. The battery release latch automatically locks the
battery into place.
72 Chapter 4 Removal and replacement procedures

HP ProBook 6550b Specifications

General

RAM	Up to 8 GB DDR3
Operating System	Windows 7 Professional
Network	Gigabit Ethernet
Storage	Up to 500GB HDD
Display	15.6-inch diagonal LED-backlit HD anti-glare
Graphics	Intel HD Graphics
Weight	2.5 kg (5.5 lbs)
Battery	6-cell or 9-cell Lithium-Ion
Chipset	Mobile Intel HM57 Express
Optical Drive	DVD+/-RW SuperMulti DL
Wireless	802.11a/b/g/n
Audio	Integrated stereo speakers, Integrated microphone
Ports	USB 2.0, VGA, DisplayPort, eSATA, RJ-45, headphone/microphone combo jack
Processor	Intel Core i5 or i7