Table 2-29 Mounting Restriction Of Mfr/8 Card; Figure 3-27 Mfr/8 Card - Panasonic DBS 576 Technical Manual

Section 300-Installation
MFR/8 card (VB-44110): 8 DTMF Receiver Card
The MFR/8 card is a receiving circuit accommodating card for DTMF signals.
The MFR/8 card is mounted in an option slot or flexible slot to receive DTMF
signals which are sent from a standard telephone (SLT) to an extension line. The
MFR/8 card also can receive DTMF signals sent from a trunk.
The MFR/8 card provides an on-board 8-circuit DTMF receiver circuit. Only one
card can be mounted for each cabinet. Table 2-29 shows the relationship between the
number of system ports and the maximum number of DTMF cards.
Table 2-29. Mounting restriction of MFR/8 card
Port number
Maximum number
of cards
Figure 3-27. MFR/8 card
576-13-300
96 to 192 192 to 288
2
DBS 576 (USA), issued 6/2/98
288 to 384
3 4
Chapter 2. System Overview
384 to 480 480 to 576
5 6
2-39