Battery - HP 640 ProBook G3 Series Maintenance And Service Manual

2. Lift the service door to remove it (2).

Battery

Description
Battery— 3-cell HP Long Life Prismatic 48 WHr (4.21 Ahr)
IMPORTANT:
replacement
Before removing the battery, follow these steps:
1. Shut down the computer.
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.
4. Remove the service door (see
Remove the battery:
1. Loosen 6 P1 captive screws (1).
38 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts
Make special note of each screw and screw lock size and location during removal and
Service door on page 37).
Spare part number
801554-001