Optional Units; Dtmf Receiver Unit (Dtru); Dtmf Receiver Unit (Dtmf-A) - STARPLUS Triad 1 Product Description Manual

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Chapter 10 - Triad 1/2 System Configuration

Optional Units

DTMF Receiver Unit (DTRU)

The DTRU board provides two DTMF receivers for system use. This board is optionally
installed on the DID, LCOB and SLIB boards. The system software allocates the receivers as
needed.
Wiring / Pinouts / Connections -- The board has molex connectors that connect it to the
peripheral board.

DTMF Receiver Unit (DTMF-A)

The optional DTMF-A unit can be added to the T1IB board to increase the number of DTMF
receivers in the system.
Each unit has four DTMF receivers installed on it.
This board mounts as a daughter board type arrangement.
Figure 10-23: DTRU (DTMF Receiver Unit)
Figure 10-24: DTMF-A (DTMF Receiver Unit)
Optional Units