Dell Inspiron 15 3520, Service Manual

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Removing and installing components
NOTE: The images in this document may differ from your computer depending on the configuration you ordered.
Recommended tools
The procedures in this document may require the following tools:
● Phillips screwdriver #0
● Plastic scribe
Screw list
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 surfaces when
replacing a component.
NOTE: Screw color may vary with the configuration ordered.
Table 1. Screw list
Component Screw type Quantity Screw image
Base cover M2x5
Captive screw
6
2
3-cell battery M2x3 3
4-cell battery M2x3
M2x2 (OD=7)- to fix
RF bracket
4
2
M.2 2230 solid-state drive M2x2 (OD=5) 1
M.2 2280 solid-state drive M2x2 (OD=5) 1
Wireless card M2x3.5 1
I/O board M2x3.5 3
2
10 Removing and installing components