HP 15 Notebook PC - Maintenance and Service Guide

Battery
Description Spare part number
4 cell, 41-Wh, 2.8-Ah, Li-ion battery 752237-001
3 cell, 31 Wh, 2.8-Ah, Li-ion battery 776622-001
Before disassembling the computer, follow these steps:
1. Turn o the computer. If you are unsure whether the computer is o or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2. Disconnect the power from the computer by unplugging the power cord from the computer.
3. Disconnect all external devices from the computer.
Remove the battery:
1. Turn the computer upside down on a at surface.
2. Firmly slide the release latch (1) to unlock the battery and slide the battery release latch (2) to release
the battery.
3. Lift the battery (3) from the middle and then pivot it outward (4) to remove it from the computer.
To insert the battery:
CAUTION: Do not slant the battery as you insert it. Slide the battery in straight.
1. Holding the battery in the middle, slide the battery (1) straight into the computer until the battery
release latch locks into place.
2. Reset the battery lock (2) to the locked position.
28 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts