Network Technologies SM-8X4-HDA Battery Replacement, Specifications, Troubleshooting the IRT

NTI AUDIO/HD VIDEO MATRIX SWITCH

Battery Replacement

The IRT has a low-battery indicator to let the user know when it is time to change the batteries. The right-hand decimal point in the LCD display will illuminate (see illustration below). This will stay illuminated while the IRT is in use until the batteries are changed or the battery charge is too low for the IRT to operate.

To Change The Batteries:

1. Remove slide cover on rear of unit.

2. Remove old batteries carefully.

3. Insert (2) new “AA” cell batteries.

4. Replace slide cover on unit. SW Lo Batt

5.Reset the configuration if a range other than the default setting is desired.

Specifications

•50 feet maximum operating range between the transmitter and the front of the NTI switch / infrared receiver.

Note: Line of sight between IRT and receiver must be unobstructed.

•Select up to 16 outputs

•Select up to 32 inputs

•Operates with (2) “AA” batteries.

•"Lo Batt" decimal point in LCD will illuminate to indicate a low battery when the battery voltage drops to approximately 2.25 volts.

Troubleshooting the IRT

PROBLEM	SOLUTION
IRT is not selecting output	•	Check battery
	• Make sure you are using the correct IRT for the switch. (Check model number
		on the front of the IRT.)
	• The IRT may be configured to control the wrong switch or the wrong size of
		switch (see "Set Configuration" on page 28)
IRT is not selecting input	•	Check battery
	• The IRT may be configured to control the wrong switch or the wrong size of
		switch (see "Set Configuration" on page 28)

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