Lucent 1648 Modem; Connectors - Sony PCV-RX450 - Vaio Desktop Computer System Reference Manual

Lucent 1648 Modem

There are two RJ-11 jacks: one to connect a telephone line, and one to
connect a phone.
Telephone
Line

Connectors

Name
Telephone
Line
Connector Type
RJ-11
RJ-11
Fax/Modem Card
Description
Connects to phone
Connects to telephone line
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