RTC battery
Description
Spare part number
RTC battery
599516-001
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 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 following components:
a.
Battery (see
Battery on page 57
)
b.
Switch cover (see
Switch cover on page 59
)
c.
Keyboard (see
Keyboard on page 61
)
d.
Palm rest (see
Palm rest on page 72
)
Remove the RTC battery:
1.
Disconnect the RTC battery connector from the system board
(1)
.
2.
Remove the RTC battery from the system board
(2)
.
Reverse this procedure to install the RTC battery.
76
Chapter 4 Removal and replacement procedures
Summary of Contents for ProBook 4320s
Page 4: ...iv Safety warning notice ...
Page 31: ...Computer major components Computer major components 23 ...
Page 176: ......
