RTC battery
Description
Spare part number
RTC battery
686274-001
Before removing the RTC battery, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see
Battery on page 35
).
5.
Remove the memory module/wireless module compartment cover (see
Memory module
on page 36
).
6.
Remove the hard drive compartment cover (see
Hard drive on page 45
).
Remove the RTC battery:
1.
Use a flat-bladed, non-metallic tool
(1)
to release the RTC battery from the socket on the
system board.
2.
Remove the RTC battery
(2)
.
48
Chapter 4 Removal and replacement procedures
Summary of Contents for 655
Page 1: ...HP 655 Notebook PC Maintenance and Service Guide ...
Page 4: ...iv Safety warning notice ...
Page 8: ...viii ...
Page 23: ...3 Illustrated parts catalog 15 ...
Page 105: ......