NOTE:
Some systems have magnetic surfaces. Ensure that the screws are not left attached to such surface when
replacing a component.
NOTE:
Screw color may vary with the configuration ordered.
Table 1. OptiPlex 5490 All-in-One screw list
Component
Screw type
Quantity
Screw image
Cable cover—optional
M3x9
1
System-board shield
M3x5
5
Bottom cover
M3x5
4
M.2 2230 solid-state drive
M2x2.5
1
M.2 2280 solid-state drive
M2x2.5
1
System fan
M3x5
3
Wireless-card shield
M2x2.5
2
Wireless card
M2x2.5
1
Camera assembly
M3x5
2
Camera door
M3x5
2
Heat sink—UMA
Captive screws
5
Heat sink—Discrete
Captive screws
9
Power-supply unit (PSU)
M3x5
2
PSU fan
M3x5
2
Rear-I/O bracket
M3x5
4
System board
M3x5
9
Speakers
M3 4+7.1xZN
6
Removing and installing components
11
Содержание Latitude 5490
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