RTC battery
Description
Spare part number
RTC battery
826388-001
Before removing the RTC 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.
Remove the battery (see
Battery on page 33
).
5.
Remove the following components:
a.
Service door (see
Service door on page 34
).
b.
Hard drive (see
Hard drive on page 35
)
c.
Keyboard (see
Keyboard on page 44
)
d.
Top cover (see
Top cover on page 49
)
e.
System board (see
System board on page 64
)
Remove the RTC battery:
1.
Position the system board upside-down.
2.
Use a tool to pry the battery out of the socket (1).
3.
Remove the battery from the system board (2).
Component replacement procedures
67
