Intel LAN+Modem56 PC Card PRO/100 - Manual (Page 9)

Hardware Installation 1-5
4 For modem operations: an analog telephone line or PABX
connection (RJ-11), and if needed, an RJ-11 adapter for the local
telephone system.
Note
Do not connect to a digital telephone line or digital PABX
system. The hardware on the adapter will protect your modem
from inadvertent connection to a digital line.
Installing Card and Cables
Inserting the PRO/100 PC Card into the PC Card Slot
1 Grasp the PRO/100 PC Card by the edges with the Intel logo
facing upward and the 68-pin PC Card connector next to the card
slot.
2 Insert the card into the PC card slot and push it in until it is firmly
seated. If you have more than one PC card slot, the PRO/100 PC
Card will automatically detect which slot it is in.
Inserting the PRO/100 PC Card into the Computer.