HP ProBook 6550b User Manual

System board
NOTE: The system board spare part kit includes replacement thermal material.
Description Spare part number
AMD UMA system board for use only with HP 6555b and 6455b computer models 613397-001
AMD UMA, WWAN, system board for use only with HP 6555b and 6455b computer models 613398-001
AMD UMA system board for use only with HP 6555b and 6455b computer models in Russia and
China
616787-001
AMD UMA, WWAN, system board for use only with HP 6555b and 6455b computer models in
Russia and China
616788-001
AMD UMA system board for use only with HP 6555b and 6455b computer models in China 616789-001
AMD UMA, WWAN, system board for use only with HP 6555b and 6455b computer models in
China
616790-001
Intel Discrete HM57 system board for use only with HP 6550b and 6450b computer models 613296-001
Intel Discrete HM57, WWAN, system board for use only with HP 6550b and 6450b computer
models
613297-001
Intel Discrete QM57, WWAN, system board for use only with HP 6550b and 6450b computer
models
613298-001
Intel Discrete HM57 system board for use only with HP 6550b and 6450b computer models in
Russia and China
613302-001
Intel Discrete HM57 WWAN system board for use only with HP 6550b and 6450b computer models
in Russia and China
613401-001
Intel Discrete QM57, WWAN, system board for use only with HP 6550b and 6450b computer
models in Russia and China
613303-001
Intel Discrete HM57 system board for use only with HP 6550b and 6450b computer models in China 613307-001
Intel Discrete HM57, WWAN, system board for use only with HP 6550b and 6450b computer
models in China
613308-001
Intel Discrete QM57, WWAN, system board for use only with HP 6550b and 6450b computer
models in China
613309-001
Before removing the system board, 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.
136 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