5. Pull the wireless charger into the computer to remove it (6).
To install thewireless charging module, reverse this procedure.
Battery
To remove the battery, use this procedure and illustration.
Table 5-7
Battery description and part number
Description Spare part number
Battery, 4 cell, 53 Whr (includes insulators) M90788-005
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 33).
42
Chapter 5Removal and replacement procedures for authorized service provider parts
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