HP ProBook 6550b HP ProBook 6455b, 6555b, 6450b,and 6550b Notebook PCs - Maint - Page 87

Battery, and then unplugging the AC adapter from the computer.

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Battery Description 9-cell, 93-WH battery 6-cell, 55-WH battery 6-cell, 51-WH battery (for use only on HP Compaq 6550b and 6450b computer models) 6-cell, 51-WH battery (for use only on HP Compaq 6555b and 6455b computer models) 6-cell, 47-WH battery (for use only on HP Compaq 6550b and 6450b computer models) Spare part number 586031-001 486296-001 627971-001 593578-001 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). Component replacement procedures 79

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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 on HP Compaq 6550b and 6450b computer models)
627971-001
6-cell, 51-WH battery (for use only on HP Compaq 6555b and 6455b computer models)
593578-001
6-cell, 47-WH battery (for use only on HP Compaq 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)
.
Component replacement procedures
79