2. Lift the service door to remove it (2).
Battery
Description Spare part number
Battery— 3-cell HP Long Life Prismatic 48 WHr (4.21 Ahr) 801554-001
IMPORTANT: Make special note of each screw and screw lock size and location during removal and
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 rst unplugging the power cord from the AC outlet and then
unplugging the AC adapter from the computer.
4. Remove the service door (see Service door on page 37).
Remove the battery:
1. Loosen 6 P1 captive screws (1).
38 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts