HP EliteBook 2760p HP EliteBook 2760p Tablet PC - Maintenance and Service Gui - Page 70

RTC battery, Remove the top cover see

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RTC battery Description RTC battery Spare part number 649769-001 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 following components: a. Remove the battery (see Battery on page 41) b. Remove the service access cover (see Service access cover on page 42) c. Remove the keyboard (see Keyboard on page 53) d. Remove the top cover (see Top cover on page 57) Remove the RTC battery: 1. Disconnect the RTC battery cable (1) from the system board. 2. Gently pull the battery away from the double-sided tape that secures the battery (2) to the system board and remove it from the computer. Reverse this procedure to install the RTC battery. 62 Chapter 4 Removal and replacement procedures

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RTC battery
Description
Spare part number
RTC battery
649769-001
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 following components:
a.
Remove the battery (see
Battery
on page
41
)
b.
Remove the service access cover (see
Service access cover
on page
42
)
c.
Remove the keyboard (see
Keyboard
on page
53
)
d.
Remove the top cover (see
Top cover
on page
57
)
Remove the RTC battery:
1.
Disconnect the RTC battery cable
(1)
from the system board.
2.
Gently pull the battery away from the double-sided tape that secures the battery
(2)
to the
system board and remove it from the computer.
Reverse this procedure to install the RTC battery.
62
Chapter 4
Removal and replacement procedures