3-1916DLI CARDThere are no options to select on this card. Insert up to and including seven 16 DLI cards per cabinetas needed into any universal slots (see note below). See Figure 3-2. Push firmly in the middle of bothcard ejectors on each card to ensure that it is fully inserted into the back plane connector.NOTE: 1. If a cabinet is equipped with a single power supply unit (PSU-B), a maximum of 56 stationdevices may be connected to that cabinet. However, if the cabinet is equipped with two power supplyunits, a maximum of 120 station devices may be connected to that cabinet. See the configurationsection of the General Description Guide for more details.2. Keyset daughterboards will not work if connected to this card.SLI CARDThere are no options to select on this card. Insert as many SLI cards as are needed into universalslots 1 through 7 (see Figure 3-2). Push firmly in the middle of both card ejectors on each card toensure that it is fully inserted into the back plane connector.This card will automatically detect DTMF or dial pulse signals from the single line telephone set.There are no software or hardware settings required.NOTE: 1. If a cabinet is equipped with a single power supply unit (PSU-B), a maximum of 56 stationdevices may be connected to that cabinet. However, if the cabinet is equipped with two power supplyunits, a maximum of 120 station devices may be connected to that cabinet. See the configurationsection of the General Description Guide for more details.2. Do not connect devices with a total REN greater than 2.5 to any port on this card. ( Except forAustralia. Australia use an external ringer.)3. Do not connect devices with a total REN greater than 2.5 to this card. ( Except for Australia.Australia use an external ringer.)4. Ringer Frequency:External Ringer, 20Hz , 80Vrms , SINUSOIDAL WAVE (For Australia, and Italy)Internal Ringer, 25Hz, 80V , RECTANGULAR WAVE (For the other countries in Europe)5. SLI port feed voltage is nominally 50VDC.