Dell XPS 13 7390 2-in-1 Service Manual - Page 8

2 Removing and installing components Recommended tools The procedures in this document may require the following tools: • Phillips screwdriver #00 • Phillips screwdriver #0 • Torx screwdriver T5 • Flat-head screwdriver • 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 surface when replacing a component. NOTE: Screw color may vary with the configuration ordered. Table 1. Screw list Component Base cover Secured to Palm-rest assembly Screw type M2x4.5 Quantity 8 Torx screws Screw image Battery System board Battery Battery Display-cable bracket Display assembly Palm-rest assembly Palm-rest assembly System board Palm-rest assembly USB Type-C bracket USB Type-C bracket System board System board System board Palm-rest assembly M1.6x3.4 M1.6x3 M1.2x4 M1.6x3 M2.5x3 M1.6x3 M1.6x2 M1.6x2.5 1 Torx screw 7 2 1 captive screw on display-cable bracket 4 1 1 4 8 Removing and installing components