HP Elite Dragonfly 13.5 Maintenance and Service Guide - Page 49

WARNING, IMPORTANT, computer, a replacement battery provided by HP

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Table 5-2 Battery description and part number Description 4 cell, 45 Whr, 3.11 Ah 6 cell, 68 Whr, 3.11 Ah Spare part number M73476-006 M73478-006 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 (see Preparation for disassembly on page 38). 2. Remove the bottom cover (see Bottom cover on page 38). 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. Remove the battery: 1. Disconnect the battery cable from the system board (1). 2. Remove the five Phillips M2.0 × 3.5 screws (2) that secure the battery to the computer. 40 Chapter 5 Removal and replacement procedures for authorized service provider parts

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Table 5-2
Battery description and part number
Description
Spare part number
4 cell, 45 Whr, 3.11 Ah
M73476-006
6 cell, 68 Whr, 3.11 Ah
M73478-006
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 (see
Preparation for disassembly
on page
38
).
2.
Remove the bottom cover (see
Bottom cover
on page
38
).
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.
Remove the battery:
1.
Disconnect the battery cable from the system board
(1)
.
2.
Remove the five Phillips M2.0 × 3.5 screws
(2)
that secure the battery to the computer.
40
Chapter 5
Removal and replacement procedures for authorized service provider parts