• A daughterboard modem - one that is mounted on a separate board attached to the motherboard is disabled in the BIOS Setup that is accessed during boot up. The daughterboard modem should not be physically removed from the computer.
• A separate internal modem card can be physically removed from an expansion slot (ISA or PCI, see this page to identify the slot type).
• A modem that is a part of a modem/sound card can be disabled, depending on the particular card, either through software or by re-locating the jumpers on the card.

All Packard Bell internal modems can be disabled, or changed to an alternate COM port as outlined below.

1. The PB24DB/DBFV is disabled by setting internal header in CMOS to disabled.
2. The Rocky I com port can be changed with the jumpers on the card.
3. The Rocky II com port can be changed with the config.exe utility.
4. The Rocky III com port can be changed by editing the aztpnp.cfg file.
5. The F-114 modem communication port is changed by dip switch settings, visible at the rear of the computer. To disable the modem, remove the card.
6. The PB14.4MFI modem communication port is changed by dip switch settings, visible at the rear of the computer. To disable the modem, remove the card.
7. The 24MFI com port can be changed with the dip switches on the card.
8. The PB96MNP com port can be changed with the dip switches on the card.

Note:  Many of the internal modems not listed are variations of those outlined.