Niles Audio TVA50 manual Connect Local Source

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S T E R E O A M P L I F I E R / A U T O M A T E D S W I T C H E R

3.Use a small flathead screwdriver or your thumbnail to raise the locking tabs, exposing the holes on the removable con- nector plug.

4.Insert each wire into the appropriate hole on the remov- able connector plug, and snap the locking tab down.

NOTE 1: If switching two speaker pairs, repeat steps 1-4 above for SPEAKER B OUT. When switching two pairs, 8 ohm speakers must be used.

Connect Local Source

A common application for the TVA50 is to be able to switch the speakers used in a whole-house audio system to a TV in a local room. In order to be able to adjust the volume when switched to a local TV, it is necessary to use the variable line level output of the TV when connecting to the TVA50. Doing so will allow the user to adjust the volume using the TV’s remote control, as if the TV speakers were being used.

1.Connect the variable line level output of the TV to the RCA type Line IN jacks on the TVA50.

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Contents TVA50 TVA50 Page Introduction Features and Benefits TVA50 Parts Guide Page TV current sense with one speaker pair To Current Sensing Outlet 12VDC Bottom of the unit with measurements for wall mounting Location Type of Speaker WirePower Requirement Type of Audio CableUsing Volume Controls SpeakersFixed/Variable Line Level Outputs Preparing for Installation Adjusting Current SensitivityTVA50 Power/Active LED Installation Mounting the TVA50 Connect Whole-House System Connect SpeakersConnect Local Source Source Switching Volume CalibrationCurrent Sensing Page Using In-Wall Volume Controls Example 2 In-Wall Volume Control With a Fixed Output Device 12V Trigger Out12V Trigger Out and a TV lift Page TVA50 will not activate 12V Trigger Mode TVA50 will not power upTVA50 will not activate Current Sense Mode No audio output a pair/B pair whole-house/nonswitched modeSpecifications Page Page Niles Audio Corporation