Troubleshooting charts
Modem problems
Note: Availability of the modem depends on ThinkPad model and
country configuration.
Problem Action
The internal modem
does not work when you
start your computer from
an operating system
other than Windows 98
or Windows 95.
The operating system might be sharing the same IRQ levels as your modem. The
ThinkPad modem software might not work under these conditions. You must
cancel the IRQ shared condition to use the modem.
To cancel the IRQ shared condition Online User's Guide
100 ThinkPad 240 User's Reference