HP LaserJet 3030 All in One Printer - Using a shared telephone line

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Using a shared telephone line

If you connected the device to a telephone line that is shared between fax calls and voice

calls, or if you have one telephone line that has two telephone numbers and a ring-pattern

service, you might want to connect the following devices:

Caller-ID box

Modem: You can connect a computer modem (external or internal) to the shared line if

you want to use the shared line for e-mail or for access to the Internet, but you cannot

send or receive faxes while using the line for these purposes.

Extra telephone: You can connect a telephone to the shared line if you want to make or

answer voice calls on the shared line.

Answering machine or computer voicemail: You should connect these devices to the

same telephone jack as the device to make sure that the different devices do not

interfere with one another.


It is possible to connect devices to another telephone jack for the same telephone line (in

another room, for example). However, the devices could interfere with faxing and with each



Connecting additional devices