
5-44 Modems
553-4001-111 Standard 1.0 March 1997
Figure 5-20
UDS EC224A/D 2400 remote dial-up supervisor modem switch settings
87654321
4321
Switch 2On
Switch 3On
On
Switch 1
8
7
6
5
4
3
2
1
Complete the steps in Procedure 5-9 to configure the UDS EC224A/D 2400
modem at the remote location for dial-up supervisor.
Procedure 5-9
Configuring the UDS EC224A/D 2400 dial-up supervisor
modem—remote end
1 Open the modem and ensure that the switch settings are correct.
Compare them with the correct settings in Figure 5-20.
2 Connect a workstation to the modem with a straight-through NT1R03Dx
or NT1R03Ex cable.
3 Connect the workstation and the modem to their power sources. Make
sure the modem is connected to the telephone system with an RJ-11
cable/connector.
4 Power up the workstation and the modem.
5 Set the front panel toggle switch to HI.
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