HP 15-r081nr HP 15 Notebook PC HP 15 TouchSmart Notebook PC Compaq 15 Notebook - Page 81

RTC battery, System board see

Page 81 highlights

RTC battery Description RTC battery Spare part number 759981-001 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 39), and then remove the following components: ● Keyboard (see Keyboard on page 43) ● Top cover (see Top cover on page 51) ● WLAN module (see WLAN module on page 59) ● System board (see System board on page 64) 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. Component replacement procedures 73

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RTC battery
Description
Spare part number
RTC battery
759981-001
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
39
), and then remove the following components:
Keyboard (see
Keyboard
on page
43
)
Top cover (see
Top cover
on page
51
)
WLAN module (see
WLAN module
on page
59
)
System board (see
System board
on page
64
)
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.
Component replacement procedures
73