Black Box Universal Video and Stereo Audio Fiber Optic Transmission System System Switch Settings

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AC300A-TX / AC300A-RX

INSTALLATION

2.Connect the fiber optic cable or cables between the two AC300A-V/A units. See page 4 for a list of cables provided and the types of signals they support.

3.Apply power to both AC300A-V/A units

4.When power is applied, the green POWER LED will light, indicating the pres- ence of operating power. The green VIDEO LED(s) and AUDIO LED(s) will give an indication stated on page 10.

5.Connect the audio input signals to the proper positions on the removable terminal blocks. Be certain to check all connections and assure that inputs and outputs are not intermixed. Refer to the next section for the various connections.

6.The system should now be operational.

System Switch Settings:

The audio interface circuit used in this product has external switches that are used to configure the various signal options. If you wish to make changes to the factory default settings, please refer to the charts below:

Audio Input (Transmitter Unit)

 

Audio Input

Switch

 

 

 

Channel

Position

On

Off

 

1

 

1

600 Ohm input impedance

24k Ohm input impedance

 

 

 

 

 

 

 

 

 

2

unbalanced input

balanced input

 

 

 

 

2

 

3

600 Ohm input impedance

24k Ohm input impedance

 

 

 

 

 

 

 

 

 

4

unbalanced input

balanced input

 

 

 

 

 

 

 

 

 

7

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Contents Customer Support Information Trademarks FCC StatementNOM Statement Instrucciones DE SeguridadCE Information Items Included Introduction SpecificationsGeneral Information Misc InstallationInstallation Procedure System Switch Settings Audio Input Transmitter Unit Switch Channel Position OffAudio Output Receiver Unit Switch Channel Position Off Audio Connector Transmitter Unit Balanced Unbalanced Audio Connector Receiver Unit Balanced UnbalancedSystem Connections Video Input or OutputIndicator LEDs and Alarm Circuitry Transmitter and ReceiverOptical Fiber Operating Pointers and TroubleshootingTroubleshooting Maintenance Copyright 2003. Black Box Corporation. All rights reserved