CAUTION: Before positioning the tablet with the display screen facing down, make sure the work
surface is clear of tools, screws, and any other foreign objects. Failure to follow this caution can result
in damage to the display screen.
1. Place the tablet on a flat work surface, with the display screen facing down and the rear-facing
webcamera toward you.
2. Lift up on the top edge of the display enclosure (1) until the tabs built into the enclosure release
from the display panel assembly.
3. Remove the display enclosure (2) from the tablet.
4. Remove the display enclosure.
Reverse this procedure to install the display enclosure.
Sensor board
Description Spare part number
Sensor board (includes cable, double-sided adhesive, and microphone) 742731-001
Before removing the sensor 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 display enclosure (see
Display enclosure on page 38).
Tablet component replacement procedures
39
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