HP 15-ra000 Maintenance and Service Guide 1 - Page 67

RTC battery, if installed.

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RTC battery Description RTC battery Spare part number 922847-001 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 34). 5. Remove the optical drive (see Optical drive on page 36), if installed. 6. Remove the bottom cover (see Bottom cover on page 45). To remove the RTC battery: ▲ 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. Component replacement procedures 59

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RTC battery
Description
Spare part number
RTC battery
922847-001
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
34
).
5.
Remove the optical drive (see
Optical drive
on page
36
), if installed.
6.
Remove the bottom cover (see
Bottom cover
on page
45
).
To remove the RTC battery:
▲
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.
Component replacement procedures
59