Compaq Armada 1100 Reference Manual page 82

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IMPORTANT: Before buying a non-Compaq PC Card, be sure it
conforms to standards set by the Personal Computer Memory Card
International Association (PCMCIA). For a list of PC Cards
supported on this computer, contact your Compaq authorized
reseller or service provider.
Also, look for this Compaq PC Card Solution seal. Cards with this
logo on their packaging and advertising are supported on most
Compaq computers.
Compaq PC Card Solution Logo
Working with PCMCIA Devices 8-3