Radio Shack 15-1974 TROUBLESHOOTING, SPECIFICATIONS

TROUBLESHOOTING

	Symptom	Suggestion
	The system does not	• Make sure that the AC adapter is plugged into the transmitter and the
		wall outlet.
	power on.
		• Make sure that the transmitter power cord is plugged into the wall outlet.
		• Make sure both units are powered on and that your audio source is
		turned on and operating.
	The system is not receiving	• Make sure that your speakers are hooked up properly.
		• Make sure the green LED on the receiver is illuminated. If it is not lit or it
	a signal.
		is flickering, adjust the antennas
		• If you have set a personal ID Code for your system, make sure that both
		units are set to the same code.
		• Make sure the audio going to the transmitter is not distorted.
	The audio is distorted.	• If your transmitter is hooked up to a Dolby Digital processor or receiver,
		try adjusting the input power level.
		• Check that the antennas on the transmitter and receiver are in upright
		positions with a clear line of sight to each other.
		• Move the transmitter and receiver closer together, but make sure they
		are placed not less than three feet apart.
		• Cordless phones may cause some interference to the receiver. Position
	The system has noise.	the receiver farther away from these devices or change the channel on
		the transmitter.
		• Metal objects, such as some building structural supports, can cause
		interference. Try positioning antennas to face the ceiling. The signal will
		bounce off the ceiling avoiding direct contact with metal.
		• Try switching to another frequency channel.
		• Check the volume level on the receiver to make sure it is turned up
		enough to be in balance with the rest of your system.
	No sound from the rear	• Make sure the transmitter is turned on and the red LED is lit. When the
	surround speakers	transmitter is in standby mode, the receiver is searching for a signal.
		• Disconnect the audio link’s transmitter and receiver from AC power for
		30 seconds. Then reconnect.
	No sound from one	• Make sure the speaker is connected to the receiver.
	speaker	• Check the speaker balance on your audio source.
	5GHz 802.11a WLAN	• Set your 5 GHz WLAN band to 5.15- 5.35 GHz band range. Avoid using
	interference	the 5.8 GHz band.
SPECIFICATIONS
TRANSMITTER
Range ..................................................................................................................................................		30 feet
Audio Input Level (Low) ..............................................................................................................................		1 V
Audio Input Level (High) .............................................................................................................................		4 V
Audio Input Impedance.....................................................................................................................		20Kohms
Operating Current .................................................................................................................................		500mA
Antenna ⋅ 1, dimension ..........................................................................		23mm (W) ⋅ 81mm (H) ⋅ 25mm (D)
Main unit dimension.............................................................................		135mm (W) ⋅ 58mm (H) ⋅ 117mm (D)
RECEIVER
AC Power Supply.....................................................................................................................................		120V
Audio Output Level at 1K Hz ..............................................................................................................		25W ⋅ 2
Antenna ⋅ 2, dimension ..........................................................................		23mm (W) ⋅ 81mm (H) ⋅ 25mm (D)
Main unit dimension.............................................................................		250mm (W) ⋅ 90mm (H) ⋅ 252mm (D)
Speaker impedance .............................................................................................................................		6 ohms

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