User's Manual

Figure 2
3. Position the TB8 over the hole
in the tile and push down the
locator tabs (Figure 2).
4. Using the 4 supplied screws,
attach the speaker to the TB8
Tile Bridge using the 4 clips in
the corners of the opening on
the TB8 as nuts.
NOTE: Only tighten the screws until
the grille is snug against the tile.
Over tightening will cause screws
to dimple the grille.
5. When applicable, use the plug-
gable CAN bus connector to
attach one or more NQ-E7020
Digital Call Switches to the
Nyquist VoIP Form C Module
820-00071-00 as shown in
Figure 3.
Speaker Installation (cont’d)
6. If the CAN Bus is to be used, ensure CAN_H and CAN_L use (Cat5
10/100) twisted pair cable.
7. To connect a third-party device to the dry contact relay output, do
one of the following:
a. If the device is looking for a Normally Open contact, connect
the device using the NO and COM terminals.
b. If the device is looking for a Normally Closed contact, connect
the device using the NC and COM terminals.
NQ-E7020 Digital
Call Switch
Figure 3