Texas Instruments 4000M - Manual (Page 42)

PCMCIA Options
The PCMCIA slot supports two Type I or Type II cards or one Type III
PCMCIA card. Included with your notebook is the Phoenix PCMCIA
PhoenixCARD Manager Plus software and associated User's Manual M Part
Number 9791792-0001). This software package provides the necessary
configuration and driver support for installing PCMCIA option cards.
PCMCIA slots
1-34