4-9AC15 CardThis card (Figure 4-15) has no selectable options. Insert as many AC15 cards as are neededinto any universal slots (Figure 4-2). Push firmly in the middle of both card ejectors on each cardto ensure that it is fully inserted into the backplane connector.DLI CardThere are no options to select on this card (Figure 4-15). Insert up to and including seven DLIcards per cabinet as needed into any universal slots. Push firmly in the middle of both cardejectors on each card to ensure that it is fully inserted into the backplane connector.NOTE: Keyset daughterboards will only work with the DLI card.16DLI CardThere are no options to select on this card (Figure 4-15). Insert up to and including seven DLIcards per cabinet as needed into any universal slots (see note, below). Push firmly in the middleof both card ejectors on each card to ensure that it is fully inserted into the backplane connector.NOTE: Keyset daughterboards will not work if connected to this card.SLI CardThere are no options to select on this card (Figure 4-15). Insert as many SLI cards as areneeded into universal slots 1 to 9 (Figure 4-2). Push firmly in the middle of both card ejectors oneach card to ensure that it is fully inserted into the backplane connector.This card will automatically detect DTMF or dial pulse signals from a single line telephone (SLT).There are no software or hardware settings required.NOTE:1. Do not connect devices with a total REN greater than 2.5 to any port on this card.2. Ring Frequency: 25 Hz square waveRing Voltage: 120 volts peak to peak, 20 milliamps of current3. SLI port feed voltage is nominally 50VDC.8SLI CardThere are no options to select on this card (Figure 4-15). Insert as many 8SLI cards as areneeded into universal slots 1 to 9 (Figure 4-2). Push firmly in the middle of both card ejectors oneach card to ensure that it is fully inserted into the backplane connector.