HP nw8240 Hardware and Software Guide - Page 136
Modem and Networking, Internal Modem - specifications
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10 Modem and Networking Internal Modem Å WARNING: Connecting the notebook to a digital PBX system line can permanently damage the modem. Jacks for digital PBX systems may resemble analog telephone jacks, but are not compatible with the modem Immediately disconnect your modem cable if you accidentally connect it to a digital PBX system line. A modem cable, which has a 6-pin RJ-11 connector at each end, must be connected to an analog telephone line. In some countries, a country-specific modem adapter is required. Hardware and Software Guide 10-1
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Hardware and Software Guide
10–1
10
Modem and Networking
Internal Modem
Å
WARNING:
Connecting the notebook to a digital PBX system line
can permanently damage the modem. Jacks for digital PBX systems
may resemble analog telephone jacks, but are not compatible with the
modem Immediately disconnect your modem cable if you accidentally
connect it to a digital PBX system line.
A modem cable, which has a 6-pin RJ-11 connector at each end,
must be connected to an analog telephone line. In some countries,
a country-specific modem adapter is required.