Rtc Battery - HP Compaq Presario,Presario V6500 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.
Remove the memory/WLAN module compartment cover (see
5.
Remove the RTC battery:
Disconnect the RTC battery cable (1) from the system board.
1.
Remove the RTC battery (2).
2.
NOTE:
spare part kits include 2-sided tape.
Reverse this procedure to install the RTC battery.
Battery on page
The RTC battery is secured to the computer by 2-sided tape. All replacement RTC battery
42).
Memory module on page
Component replacement procedures
Spare part number
446518-001 and
449729-001
45).
47