Maintenance and Service Guide

System board
NOTE: The system board spare part kit is equipped with a Marvel PXA986 1.20-GHz dual core
(SOC) processor, 1.0-GB system memory, and a 16-GB eMMC solid-state drive.
Description Spare part number
Equipped with WWAN capability 744058-001
Equipped with WiFi capability 744057-001
Before removing the system board, follow these steps:
1. Turn off the tablet. If you are unsure whether the tablet is off or in Hibernation, turn the tablet on,
and then shut it down through the operating system.
2. Disconnect the power from the tablet by unplugging the power cord from the tablet.
3. Disconnect all external devices from the tablet.
4.
Remove the back cover (see
Back cover on page 18).
5. Disconnect the battery cable from the system board (see
Battery on page 20).
32 Chapter 5 Removal and replacement procedures