HP Dv7-2170us HP Pavilion dv7 Entertainment PC - Maintenance and Service Guide - Page 61

RTC battery, Remove the primary hard drive cover see

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RTC battery Description RTC battery Spare part number 449729-001 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 44). 5. Remove the primary hard drive cover (see Primary hard drive cover on page 46). Remove the RTC battery: Pull the RTC battery up to remove it from the socket on the system board. Reverse this procedure to install the RTC battery. Be sure that the RTC battery is installed with the "+" sign facing up. Component replacement procedures 53

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RTC battery
Description
Spare part number
RTC battery
449729-001
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
44
).
5.
Remove the primary hard drive cover (see
Primary hard drive cover
on page
46
).
Remove the RTC battery:
Pull the RTC battery up to remove it from the socket on the system board.
Reverse this procedure to install the RTC battery. Be sure that the RTC battery is installed with the “+”
sign facing up.
Component replacement procedures
53