HP EliteBook 2170p HP EliteBook 2170p Notebook PC Maintenance and Service Guid - Page 81

RTC battery

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4. Release the ZIF connector to which the Media Card reader assembly cable is attached, and then disconnect the Media Card reader assembly cable (3) from the Media Card reader assembly. 5. Remove the Media Card reader assembly. Reverse this procedure to install the Media Card reader assembly. RTC battery Description RTC battery Spare part number 651038-001 Before removing the RTC battery, follow these steps: 1. Turn off 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 the power from the computer by unplugging the power cord from the computer. 3. Disconnect all external devices from the computer. 4. Remove the battery (see Battery on page 45), and then remove the following components: a. Service cover (see Service cover on page 47) b. Hard drive (see Hard drive on page 48) c. WLAN module (see WLAN module on page 51) d. WWAN module (see WWAN module on page 53) Component replacement procedures 73

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4.
Release the ZIF connector to which the Media Card reader assembly cable is attached, and then
disconnect the Media Card reader assembly cable
(3)
from the Media Card reader assembly.
5.
Remove the Media Card reader assembly.
Reverse this procedure to install the Media Card reader assembly.
RTC battery
Description
Spare part number
RTC battery
651038-001
Before removing the RTC battery, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see
Battery
on page
45
), and then remove the following components:
a.
Service cover (see
Service cover
on page
47
)
b.
Hard drive (see
Hard drive
on page
48
)
c.
WLAN module (see
WLAN module
on page
51
)
d.
WWAN module (see
WWAN module
on page
53
)
Component replacement procedures
73