HP 6730b - Compaq Business Notebook Maintenance And Service Manual page 108

4. Remove the battery (see
5. Remove the following:
a.
b.
c.
d.
e.
f.
g.
h.
i.
j.
k.
l.
m. SIM connector board (see
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:
●
SIM (see
●
RTC battery (see
●
Memory modules (see
on page
●
WLAN module (see
● WWAN module (see
●
Processor (see
●
Optical drive connector board (see
Remove the system board:
1. Position the base enclosure with the rear panel toward you.
2. Remove the two Phillips PM2.5×3.0 broad-head screws (1) that secure the system board bracket
to the base enclosure.
3. Remove the two HM5.0×9.0 screw locks (2) that secure the system board bracket to the base
enclosure.
98 Chapter 4 Removal and replacement procedures
Battery on page
Hard drive (see Hard drive on page
Optical drive (see Optical drive on page
Keyboard (see Keyboard on page
Switch cover (see Switch cover on page
Fan (see Fan on page 68)
Heat sink (see Heat sink on page
Display assembly (see
Top cover (see Top cover on page
ExpressCard board (see
Audio board (see Audio board on page
Speaker (see Speaker on page
Rear cover (see Rear cover on page
SIM on page 48)
RTC battery on page
Primary memory module on page 64
57)
WLAN module on page
WWAN module on page
Processor on page
47).
53)
56)
61)
66)
69)
Display assembly on page
81)
ExpressCard board on page
85)
88)
92)
SIM connector board on page
55)
59)
65)
73)
Optical drive connector board on page
75)
84)
94)
and Expansion memory module
101)