Table 1. Latitude 7490 - Screw size list (continued)
Heat sink and fan
ESD bracket
EDP bracket
Touchpad buttons
Fingerprint reader
LED board
Smart card reader cage
Keyboard support plate
Keyboard
Thermal module
DC In bracket
K-Lock bracket
Subscriber identification module card
Removing SIM card or SIM card tray
SIM card or SIM card tray removal is only available on systems that are shipped with WWAN module. Hence,
NOTE:
removing procedure is only applicable for systems that are shipped with WWAN module.
CAUTION:
Removing the SIM card with the system is turned On, may cause data loss or damage to the card.
Ensure that your system is turned off or the network connections are disabled.
1. Insert a paperclip or a SIM card removal tool into the pinhole on the SIM card tray.
2. Use a scribe to pull the SIM card tray.
3. If a SIM card is available, remove the SIM card from the SIM card tray.
M2.0x3.0
4.0
2
1
6
3
1
Removing and installing components
M2.0 x 2.0
1
4
1
1
1
2
2
1
1
2
4
18
2
4
1
5
11