RISCO Group LightSYS 2 - Manual (Page 52)

Installing Bus Devices
Page 52
2. Wire the voice expander as follows:
Figure 3-13: Voice Module — Listen/Talk Unit Wiring
a. Bus connection: The connection to the main bus can be made through the
terminals of the module voice AUX (RED), COM (BLK), BUS (YEL) and
BUS (GRN) as illustrated or through the bus (PLUG1) using the supplied 4‐
wire cable.
b. If required, connect the Listen/Talk unit as illustrated in the diagram above.
c.
Connect the Voice module to the VOICE connector on the LightSYS2 main
panel (PLUG 4) via the supplied cable, as illustrated below. This connector
transmits signals from the Voice module to the telephone line during
remote communication, and is essential for normal operation of the Voice
module.
3. Mount the Voice module inside the plastic enclosure with the LightSYS2 main
panel in order to make a connection between the two units. (as above)
4. Mount the Listen/Talk unit. Mount the unit in a place where Listen ‐ In
operation is to be performed.