Toshiba Strata CIX IP5000-UG-VB - Manual (Page 118)

IP5122-SDC
Local CO Line Connection
100
Strata CIX IP5000-series Telephone UG 04/09
Local CO Line Circuit Quick Test
This procedure is a quick test to verify the CO Line connection and correct IP5122-
SDC ACO operation. In normal operation the ACO indicator is dark when the ACO
line is not in use, red when the ACO is used by another station, and green when the
ACO is in use at this station. The ACO indictor that is lit a steady red, when the ACO
is not in use, indicates no CO Line connection or a faulty CO Line circuit.
Note The IP5122-SDC does not require a LAN connection for this test.
1. Apply power to the IP5122-SDC (POE or local AC adapter). The ACO button will
LED will be red.
2. Plug in the local CO Line connection. A functional line will cause the ACO
indicator to go dark.
3. Lift the handset then, press the ACO button. Verify that the ACO indicator lights
green and dial tone is heard.
4. Dial a local telephone number. Verify two-way speech.
5. Place the handset in the IP5122-SDC and verify that the ACO indicator goes dark.