HP Envy 17 Maintenance And Service Manual page 41

Table 5-2 Battery description and part number
Description
Battery (4 cell, 55 Whr)
WARNING! To avoid personal injury and damage to the product:
● Do not puncture, twist, or crack the battery.
● Do not cause an external puncture or rupture to the battery. They can cause a short inside the battery,
which can result in battery thermal runaway.
Do not handle or touch the battery enclosure with sharp objects such as tweezers or pliers, which might
●
puncture the battery.
● Do not compress or squeeze the battery case with tools or heavy objects stacked on top of the case.
These actions can apply undue force on the battery.
Do not touch the connectors with any metallic surface or object, such as metal tools, screws, or coins,
●
which can cause shorting across the connectors.
Before removing the battery, follow these steps:
1. Prepare the computer for disassembly
2. Remove the bottom cover
WARNING! To reduce potential safety issues, use only the user-replaceable battery provided with the
computer, a replacement battery provided by HP, or a compatible battery purchased from HP.
IMPORTANT: 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 or shut down the computer through Windows
before you remove the battery.
Before removing the battery, release the speaker cable from the three clips that secure it, away from the
battery.
Remove the battery:
1. Remove the eight Phillips M2.0 × 3.5 screws (1) that secure the battery to the computer.
(Preparation for disassembly on page
(Bottom cover and rubber feet on page
Spare part number
M24563-005
31).
31).
Component replacement procedures 33