RTC battery
Description
Spare part number
RTC battery (includes cable and double-sided adhesive)
740187-601
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 38
).
5.
Remove the tablet battery (see
Tablet battery on page 40
).
Remove the RTC battery:
1.
Disconnect the RTC battery cable
(1)
from the system board.
2.
Detach the RTC battery
(2)
from the display assembly. (The RTC battery is attached to the
display assembly with double-sided adhesive.)
3.
Remove the system board.
Reverse this procedure to install the system board.
50
Chapter 4 Removal and replacement preliminary requirements
