Rtc Battery - HP 530 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
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 following components:
5.
Hard drive (see
a.
Memory/WLAN module compartment cover (see
b.
Optical drive (see
c.
Switch cover (see
d.
Keyboard (see
e.
Display assembly (see
f.
Base enclosure (see
g.
Remove the RTC battery:
Use a non-conductive, flat-bladed tool to pry the RTC battery out of the socket.
▲
54 Chapter 4 Removal and replacement procedures
Battery on page 32).
Hard drive on page 33)
Optical drive on page
Switch cover on page
Keyboard on page 43)
Display assembly on page
Base enclosure on page
Memory module on page
39)
41)
47)
52)
Spare part number
438556-001
35)