RTC battery
NOTE:
Removing the RTC battery and leaving it uninstalled for 5 or more minutes causes all
passwords and CMOS settings to be cleared.
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 46
).
5.
Remove the memory/WLAN module compartment cover (see
Expansion memory module
on page 54
).
6.
Release the keyboard (see
Keyboard on page 62
).
Remove the RTC battery:
Use a non-conductive, flat-bladed tool to pry the RTC battery out of the socket.
Reverse this procedure to install the RTC battery. Be sure the RTC battery is installed with the “+” sign
facing up.
66
Chapter 4 Removal and replacement procedures
Summary of Contents for 6515b - Notebook PC
Page 1: ...HP Compaq 6515b Notebook PC and HP Compaq 6510b Notebook PC Maintenance and Service Guide ...
Page 4: ...iv Safety warning notice ...
Page 28: ...Computer major components 20 Chapter 3 Illustrated parts catalog ...
Page 127: ...Where used 2 screws that secure the top cover to the computer Torx T8M2 5 9 0 screw 119 ...
Page 166: ......
