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Battery
Description Spare part number
3-cell, 33-WHr, 3.05-AH battery 725606-001
The tablet includes an internal battery.
Before removing the battery, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and
then unplugging the AC adapter from the computer.
4. Disconnect the tablet from the keyboard dock (see
Releasing the tablet from the keyboard dock
on page 32).
5. Remove the display rear cover (see
Display rear cover on page 45).
6. Disconnect the battery cable (see
Battery cable on page 46).
1. Disconnect the HT cable (1).
2. Remove the Phillips broadhead PM2.0×3.0 screw (2) and the four Phillips PM2.0×5.0 screws (3) that
secure the battery to the tablet.
3. Remove the battery (4) from the tablet.
Reverse this procedure to install the battery.
68 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts