HP 1000-1100 HP 1000 Notebook PC and Compaq Presario CQ45 Notebook PC - Mainte - Page 61

RTC battery, Remove the hard drive compartment cover see

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RTC battery Description RTC battery Spare part number 449137-001 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 38). 5. Remove the memory module/wireless module compartment cover (see WLAN module on page 46). 6. Remove the hard drive compartment cover (see Hard drive on page 50). To remove the RTC battery: ▲ Insert a screwdriver or similar small tool between the battery and the clip that secures it (1), pry the battery up to disengage it from the socket, and then remove the battery (2). Reverse this procedure to install the RTC battery. Component replacement procedures 53

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RTC battery
Description
Spare part number
RTC battery
449137-001
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
38
).
5.
Remove the memory module/wireless module compartment cover (see
WLAN module
on page
46
).
6.
Remove the hard drive compartment cover (see
Hard drive
on page
50
).
To remove the RTC battery:
▲
Insert a screwdriver or similar small tool between the battery and the clip that secures it
(1)
, pry
the battery up to disengage it from the socket, and then remove the battery
(2)
.
Reverse this procedure to install the RTC battery.
Component replacement procedures
53