Rtc Battery - HP Compaq 15 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
● Keyboard (see
● Top cover (see
● WLAN module (see
●
System board (see
To remove the RTC battery:
1. Position the system board upside down.
2. Using a thin tool or screwdriver, disengage the battery from the socket (1), and then remove the battery
(2).
Reverse this procedure to install the RTC battery.
64 Chapter 4 Removal and replacement procedures
Battery on page 33), and then remove the following components:
Keyboard on page 39)
Top cover on page 42)
WLAN module on page
System board on page
50)
55)
Spare part number
759981-001