HP ProBook 440 G3, Руководство по техническому обслуживанию и ремонту, Страница: 45 / 144

Battery
Description Spare part number
6-cell, 55 WHr, 2.8 Ah 811347-001
4-cell, 44 WHr, 3.0 Ah 805292-001
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.
To remove the battery:
CAUTION: Removing a battery that is the sole power source for the computer can cause loss of information.
To prevent loss of information, save your work and shut down the computer through Windows before
removing the battery.
1. Position the computer upside down on a flat surface.
2. Slide the battery release latches (1) to release the battery.
NOTE: You can slide the battery release latches simultaneously or you can slide them one at a time.
NOTE: Each battery release latch automatically return to its original position.
3. Remove the battery from the computer (2).
Component replacement procedures 33