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 41
).
5.
Remove the keyboard (see
Keyboard on page 55
).
Remove the RTC battery:
1.
Press the clip on the right side of the battery socket
(1)
toward the right until the battery disengages
from beneath the clip.
2.
Remove the RTC battery
(2)
from the system board.
Reverse this procedure to install the RTC battery.
58
Chapter 4 Removal and replacement procedures
Содержание 8730w - EliteBook Mobile Workstation
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Страница 4: ...iv MSG revision history ...
Страница 6: ...vi Safety warning notice ...
Страница 29: ...Computer major components Computer major components 19 ...
Страница 130: ...Where used 2 screws that secure the display panel to the display enclosure 120 Chapter 7 Screw listing ...
Страница 150: ...Universal Serial Bus Pin Signal 1 5 VDC 2 Data 3 Data 4 Ground 140 Chapter 9 Connector pin assignments ...
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