Rtc Battery; 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; Disconnect All External Devices Connected To The Computer - HP ProBook 4325s Maintenance And Service Manual

RTC battery

Description
RTC battery
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
b. Switch cover (see
c. Keyboard (see
d. Palm rest (see
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.
64 Chapter 4 Removal and replacement procedures
Battery on page 45)
Switch cover on page
Keyboard on page 49)
Palm rest on page 58)
47)
Spare part number
599516-001