Symptom #2: TB LED on IR Receiver (and/or Emitters) Dimly lit or flickering

 

Cause:

Solution

1.

Signal and ground wires are reversed or

Recheck your wiring.

shorted either at the connecting block or IR

 

receiver.

 

2.

Defective emitter.

Replace Emitter

 

 

In this case use either a SUN filter

 

 

(SUN480, SUN490, SUN780), or

 

 

any of our ‘CFL Friendly’ IR

 

Relatively high levels of ambient noise. This

Receivers (291-80, 480-80, 780-80).

3.

For Plasma Interference use the

can be due to any of the following: Sunlight,

490-90 or 780-90 ‘Plasma Friendly’

 

florescent Lighting or Plasma Displays.

 

IR Receivers. These can also be

 

 

 

 

used in direct sunlight and in the

 

 

presence of ‘tube style’ florescent

 

 

lighting.

 

 

Reposition IR Receiver and/or

 

EMI induced noise. This can be due to light

cabling away from emitting device.

 

You can also place a 470Ohm

4.

dimmer controls or other radiating electronic

resistor in parallel with the IR Signal

 

devices (PC’s or any poorly shielded electronic

and GND connections on the

 

device).

connecting block. This will also help

 

 

alleviate any stray capacitance in the

 

 

cable.

 

 

 

 

 

Use a 490-90 Plasma 'Friendly' IR

 

 

Receiver. If already using a 490-90

 

 

unit, please note the Plasma

 

 

interference can be reflected off of

5.

Plasma Interference

any item it comes into contact with

within approx. 3ft. From the front of

 

 

 

 

the display. Keeping this in mind,

 

 

make sure that the 490-90 is free

 

 

from any obstruction that might

 

 

reflect back into the receiving eye.

 

 

08905105A

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Xantech 490-85 installation instructions Defective emitter
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490-85 specifications

The Xantech 490-85 is a sophisticated infrared (IR) distribution amplifier designed specifically for enhancing audio and video installation systems. Its well-engineered features cater to both residential and commercial settings, making it an essential component for integrators requiring high-performance signal distribution.

At the core of the Xantech 490-85 is its ability to expand IR control outputs. The device takes a single IR signal and distributes it to multiple devices, enabling seamless control of various components within a home theatre or multi-room setup. This versatility is ideal for users who need to control several AV devices from a centralized location without having to struggle with multiple remotes.

One of the standout features of the Xantech 490-85 is its ability to support up to eight output ports. This multiple output capability ensures that users can connect an extensive range of devices, from televisions and DVD players to cable boxes and streaming devices, all while maintaining consistent signal quality. The amplifier is built to minimize signal degradation, ensuring that the integrity of the IR commands remains intact, even over long distances.

The technology behind the Xantech 490-85 employs advanced signal boosting capabilities, which facilitate the transfer of IR signals over extended runs of cable. This means that users can expect robust and reliable operation, even in larger spaces where traditional systems might falter. The device also includes built-in short circuit protection, safeguarding the system from potential damage caused by improper connections.

Another characteristic that elevates the Xantech 490-85 is its ease of installation. The user-friendly design allows installers to set up the unit quickly and efficiently without extensive technical knowledge. The compact appearance ensures that the device can be discreetly integrated into existing systems without causing clutter.

In summary, the Xantech 490-85 stands out as a reliable and efficient IR distribution amplifier that enhances control capabilities within audio and video installations. Its multiple output options, advanced technologies, and straightforward installation make it a favored choice for professional integrators and enthusiasts alike. With this device, managing multiple AV components becomes a hassle-free experience, paving the way for a streamlined and enjoyable multimedia environment.
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