HP (Hewlett-Packard) BJ840USABA Laptop User Manual


 
Battery
Description Spare part number
8-cell, 58-Wh Li-ion battery for use only in Japan 534063-291
6-cell, 62-Wh Li-ion battery for use only in Japan 534218-291
6-cell, 55-Wh Li-ion battery 482962-001
4-cell, 37-Wh Li-ion battery 482961-001
Before disassembling the computer, 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 battery bay toward you.
2. Slide the battery release latch (1) to release the battery.
3. Remove the battery (2) from the computer.
Install the battery by inserting it into the battery bay until you hear a click.
50 Chapter 4 Removal and replacement procedures