Avaya CMC1 用户手册

Installing and Cabling the Cabinets

76 Installation, Upgrades and Additions for Avaya CMC1 Media Gateways

Set Ringing Option

Figure 27: Ringing Option Selection

To set the ringing option:

1. Check the ringing option for the country of installation (20 Hz, 25 Hz, or 50 Hz). See

2. Set the slide switch to the proper setting. Refer to the label on the side of the power unit.

Figure notes:

1. Ringing option switch

evdmring LJK 062497