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; 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 - HP 4510s - ProBook - Celeron 1.8 GHz 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 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
5.

Remove the following components:

a.
b.
c.
Remove the RTC battery:
1. Position the computer right-side up with the front toward you.
2. Remove the RTC battery from the socket on the system board.
Reverse this procedure to install the RTC battery.
96 Chapter 4 Removal and replacement procedures
Battery on page
Switch cover and keyboard (see
Palm rest (see Palm rest on page
Top cover on 14-in models (see
63).
Switch cover and keyboard on page
75)
Top cover on page 90)
Spare part number
449137-001
64)