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
)
h
.
Top cover (see
Top cover on page 56
)
When replacing the system board, be sure that the following components are removed from the defective
system board and installed on the replacement system board:
●
Memory module (see
Memory module on page 43
)
●
WLAN module (see
WLAN module on page 40
)
●
Processor (see
Processor on page 70
)
●
ExpressCard assembly (see
ExpressCard assembly on page 75
)
Remove the system board:
1
.
Remove the RJ-11 jack
(1)
from the clip built into the base enclosure and remove the RJ-11 jack cable
from the hook
(2)
built into the base enclosure.
2
.
Disconnect the fan cable
(3)
and the Bluetooth module cable
(4)
from the system board.
Component replacement procedures 63
Summary of Contents for 6720s - Notebook PC
Page 1: ...HP Compaq 6720s Notebook PC Maintenance and Service Guide ...
Page 4: ...iv Safety warning notice ...
Page 8: ...viii ...
Page 22: ...Computer major components 14 Chapter 3 Illustrated parts catalog ...
Page 145: ......