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2
.
Remove the RTC battery from the socket on the system board.
Reverse this procedure to install the RTC battery.
ExpressCard assembly
Description
Spare part number
ExpressCard assembly
456607-001
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
Battery on page 37
).
5
.
Remove the following components:
a
.
Hard drive (see
Hard drive on page 38
)
b
.
Optical drive (see
Optical drive on page 44
)
c
.
Keyboard (see
Keyboard on page 46
)
d
.
Switch cover (see
Switch cover on page 48
)
e
.
Speaker (see
Speaker on page 50
)
f
.
Display lid switch module (see
Display lid switch module on page 51
)
g
.
Display assembly (see
Display assembly on page 52
)
Component replacement procedures 75
Содержание 6720s - Notebook PC
Страница 1: ...HP Compaq 6720s Notebook PC Maintenance and Service Guide ...
Страница 4: ...iv Safety warning notice ...
Страница 8: ...viii ...
Страница 22: ...Computer major components 14 Chapter 3 Illustrated parts catalog ...
Страница 132: ...Universal Serial Bus Pin Signal 1 5 VDC 2 Data 3 Data 4 Ground 124 Chapter 9 Connector pin assignments ...
Страница 145: ......