Expresscard Assembly - HP 540 - Notebook PC Maintenance And Service Manual

2. Remove the RTC battery from the socket on the system board.
Reverse this procedure to install the RTC battery.

ExpressCard assembly

NOTE: All system board spare part kits include the ExpressCard assembly.
Before removing the ExpressCard assembly, 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
5. Remove the following components:
a. Hard drive (see
b. Optical drive (see
c. Keyboard (see
d. Switch cover (see
e. Speaker (see
f. Display lid switch module (see
g. Display assembly (see
h. Top cover (see
i. System board (see
Battery on page
Hard drive on page 38)
Optical drive on page
Switch cover and keyboard on page
Switch cover and keyboard on page
Speaker on page 51)
Display lid switch module on page
Display assembly on page
Top cover on page 58)
System board on page
37).
45)
47)
47)
53)
66)
Component replacement procedures
52)
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