Panasonic Toughbook CF-19AHJAX1M Reference Manual page 95

Wireless WAN
To insert a SIM card
1
Turn off the computer.
2
Open the cover.
3
Insert the SIM card into the SIM card slot with the contact side
facing downward and with the cut corner oriented as shown in
the illustration.
CAUTION
Do not insert the SIM card upside down.
4
Close the cover.
If the cover is not closed, the SIM card may jump out when the computer falls.
95
SIM Card
Contact