Panasonic ET-CDWL3U Operating Instructions Manual page 9

NOTE:
B If the wireless LAN card or CD-ROM are used on a computer which does
not satisfy the above requirements, or if they are used in a computer
which you have built yourself, correct operation cannot be guaranteed.
A computer's conformity to the above requirements is no guarantee
that the wireless LAN card will operate correctly on such computers.
E -9
NGLISH