RTC battery
Description Spare part number
RTC battery L03258-001
Before removing the RTC battery, follow these steps:
1. Shut down the tablet. If you are unsure whether the tablet is o or in Hibernation, turn the tablet on,
and then shut it down through the operating system.
2. Disconnect all external devices connected to the tablet.
3. Disconnect the power from the tablet by rst unplugging the power cord from the AC outlet, and then
unplugging the AC adapter from the tablet.
4. Remove the display panel assembly (see Display panel assembly on page 30), and then remove the
following components:
a. Front-facing webcam/microphone module (see Front-facing webcam/microphone module
on page 42)
b. Battery (see Battery on page 39)
c. System board (see System board on page 46)
Remove the RTC battery:
1. Position the system board upside down with the rear edge toward you.
2. Insert a case utility tool (1) or other similar at-tipped, plastic tool into the slot on the RTC battery socket.
3. Release the RTC battery (2) from the socket.
4. Remove the RTC battery (3).
52 Chapter 5 Removal and replacement procedures
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