HP ProBook 4525s HP ProBook Notebook PC User Guide - Windows Vista - Page 41

Using the modem (select models only), Connecting a modem cable, WARNING - noise

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Using the modem (select models only) The modem must be connected to an analog telephone line using a 6-pin, RJ-11 modem cable (included with select models only). In some countries, a country-specific modem cable adapter is also required. Jacks for digital PBX systems may resemble analog telephone jacks, but they are not compatible with the modem. WARNING! Connecting the internal analog modem to a digital line can permanently damage the modem. Immediately disconnect the modem cable if you accidentally connect it to a digital line. If the modem cable contains noise suppression circuitry (1), which prevents interference from TV and radio reception, orient the circuitry end (2) of the cable toward the computer. Connecting a modem cable WARNING! To reduce the risk of electric shock, fire, or damage to the equipment, do not plug a modem cable (included with select models only) or telephone cable into the RJ-45 (network) jack. To connect a modem cable: 1. Plug the modem cable into the modem jack (1) on the computer. 2. Plug the modem cable into the RJ-11 telephone wall jack (2). Using the modem (select models only) 29

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Using the modem (select models only)
The modem must be connected to an analog telephone line using a 6-pin, RJ-11 modem cable (included
with select models only). In some countries, a country-specific modem cable adapter is also required.
Jacks for digital PBX systems may resemble analog telephone jacks, but they are not compatible with
the modem.
WARNING!
Connecting the internal analog modem to a digital line can permanently damage the
modem. Immediately disconnect the modem cable if you accidentally connect it to a digital line.
If the modem cable contains noise suppression circuitry
(1)
, which prevents interference from TV and
radio reception, orient the circuitry end
(2)
of the cable toward the computer.
Connecting a modem cable
WARNING!
To reduce the risk of electric shock, fire, or damage to the equipment, do not plug a modem
cable (included with select models only) or telephone cable into the RJ-45 (network) jack.
To connect a modem cable:
1.
Plug the modem cable into the modem jack
(1)
on the computer.
2.
Plug the modem cable into the RJ-11 telephone wall jack
(2)
.
Using the modem (select models only)
29