Rtc Battery - HP Compaq 6910p Maintenance And Service Manual

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
RTC battery (includes 2-sided tape)
Before removing the RTC battery, follow these steps:
Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
1.
computer on, and then shut it down through the operating system.
Disconnect all external devices connected to the computer.
2.
Disconnect the power from the computer by first unplugging the power cord from the AC outlet and
3.
then unplugging the AC Adapter from the computer.
Remove the battery (see
4.
Release the keyboard (see
5.
Remove the RTC battery:
Disconnect the RTC battery cable (1) from the system board.
1.
Remove the RTC battery cable (2) from the system board.
2.
Remove the RTC battery (3) from the clip built into the top cover.
3.
Reverse this procedure to install the RTC battery.
60 Chapter 4 Removal and replacement procedures
Battery on page 42).
Keyboard on page 57).
Spare part number
446400-001