Owners Manual

Screw size list
Table 1. Latitude 5490 screw size list
Component
M2x3 (Thin
head)
M2.0x5 M2.0x2.0 M2x6
M2x2.
7
M2.0x2.5 M2.5x3
Base cover 8
Battery 1
Heatsink 4
WLAN 1
SSD card 1
Keyboard 5
Display assembly 4
Display panel 4
Power connector port 2
Palmrest 2
LED board 1
System board 4
Type-C USB bracket 2
Display hinge cover 2
Display hinge 6
Hard drive 4
Chassis frame 5 8
Touchpad panel(button) 2
Smart card module 2
SSD frame 1
WWAN frame 1
Subscriber Identity Module(SIM) board
Removing the Subscriber Identication Module card
CAUTION
: Removing the SIM card when the computer is on may cause data loss or damage the card. Ensure your computer is
turned o or the network connections are disabled.
1 Insert a paperclip or a SIM card removal tool into the pinhole on the SIM card tray [1].
2 Pull the SIM card tray to remove it [2].
3 Remove the SIM card from the SIM card tray.
Removing and installing components
11