Dell OptiPlex 7770 All In One OptiPlex 7770 All-in-One Service Manual - Page 89
I/O bracket, Lift the middle frame off the display assembly base [1].
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2. Remove the following components: a) Stand b) Back cover c) Hard drive d) System board shield e) WLAN card f) System fan g) Camera h) Base cover i) PSU j) PSU fan k) I/O bracket l) System board m) Speakers n) Power button board o) Microphones p) I/O board q) Headset port r) Antennas s) Display panel 3. Remove the 16 screws (M3x5) that secure the middle frame to the display assembly base [1]. 4. Slide and lift to release the tabs on the middle frame from the slots on the display assembly base [2]. 5. Lift the middle frame off the display assembly base [1]. Removing and Installing components 89
2.
Remove the following components:
a)
Stand
b)
Back cover
c)
Hard drive
d)
System board shield
e)
WLAN card
f)
System fan
g)
Camera
h)
Base cover
i)
PSU
j)
PSU fan
k)
I/O bracket
l)
System board
m)
Speakers
n)
Power button board
o)
Microphones
p)
I/O board
q)
Headset port
r)
Antennas
s)
Display panel
3.
Remove the 16 screws (M3x5) that secure the middle frame to the display assembly base [1].
4.
Slide and lift to release the tabs on the middle frame from the slots on the display assembly base [2].
5.
Lift the middle frame off the display assembly base [1].
Removing and Installing components
89