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Dell Vostro 3890 Service Manual page 7

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Recommended tools
The procedures in this document may require the following tools:
● Phillips screwdriver #1 and #2
● Plastic scribe
Screw List
The following table shows the screw list and the images for different components.
NOTE:
When removing screws from a component, it is recommended to note the screw type, the quantity of screws, and
then place them in a screw storage box. This is to ensure that the correct number of screws and correct screw type is
restored when the component is replaced.
NOTE:
Some computers 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. Screw list
Component
Side cover
M.2 2230/2280 Solid-state drive
Wireless card
Power supply unit
Fan and heat-sink assembly
3.5-inch hard-drive
System board
Disassembly and reassembly
Screw type
#6-32
M2x3
M2x3
#6-32
#6-32
#6-32
#6-32
Quantity
Image
2
1
1
3
4
4
9
Disassembly and reassembly
2
7

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