
3-4
Netopia ISDN Modem User’s Guide
Connecting to a Macintosh computer
To connect the Netopia ISDN Modem model 412 to a Macintosh
computer:
1.
Turn off the computer and ensure that the Netopia ISDN
Modem is not plugged in.
2.
Connect the 25-pin male end of the ISDN modem’s serial cable
to the por t labeled RS-232 on the ISDN modem’s back panel.
3.
Connect the other end of the serial cable to the printer or
modem por t on the back of the Macintosh computer. For more
information about serial por ts,
see the “Steps 3 to 6: Selecting
the serial por t options” section on page 5-2.
Connecting to the Netopia ISDN Modem
4.
Connect one end of the ISDN cable to the RJ-45 por t labeled
ISDN U on the ISDN modem’s back panel.
Netopia
ISDN
Modem
Wall
Outlet
ISDN
Wall Jack
FAX
Computer
RESET
9 VDC
.6A MAX
RS-232
ISDN U
1
2