Compaq Armada 1700 Reference Manual page 109

Depending on your computer model, the hard drive can be
upgraded to a larger capacity. Contact your Compaq authorized
dealer, reseller, or service provider for the optional hard drives
available for your computer. For installation procedures, refer to
the instruction card that comes with the hard drive option kit.
Some models come standard with an internal CD-ROM drive in
the Optical Disc Bay. An optional CD-ROM Drive or DVD drive
can be easily added to other models in the Optical Disc Bay at the
front center of the computer. Contact your Compaq authorized
dealer, reseller, or service provider to place an order or for
additional information. For installation procedures, refer to the
instruction card that comes with the CD-ROM/DVD drive
option kit.
Some models come standard with an internal data/fax modem. An
internal modem can be easily installed in other models. Contact
your Compaq authorized dealer, reseller, or service provider to
place an order or for additional information.
Internal modems are not available in all countries.