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

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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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Contents SM-8X4-HDA Trademark Table of Contents Table of Figures Introduction Default User Name and PasswordsMaterials CablesFrontViewofVEEMUX-A Features and FunctionsConnect the Sources Installation+L- R+R Connect the DevicesConnect to the Ethernet Connect RS232Plug in and power up Power UpFront Panel LCD with Keypad Control Control OptionsEscape back to the main display Used to enter numbers. # Output user number can be enteredMemory Functions Volume ControlMenu Button Saving ConnectionsScan Mode Remote Connection RS232 ControlBaud Rate Unit AddressCommand Good Response Description String Command ProtocolMain Options SerTest- RS232 Interface Test ProgramSetup Options Matrix OperationsEthernet Operations Command Reply Description Telnet InterfaceTelnet 192.168.1.1 NTI AUDIO/HD Video Matrix Switch Web Interface Enter the PasswordWeb interface Video Switch Video SwitchWeb interface Audio Switch Audio SwitchWeb interface Setup Setup PagesInput Names Web interface Serial SetupOutput Names Scan ModeWeb interface Update Firmware Update FirmwareUpdate Web Server Change PasswordHelp LogoutDevice Discovery Tool Device Discovery ToolInfrared Control Features And FunctionsKeypad LCD DisplayHow To Use The IRT Change the SwitchPower on with SYS, in or OUT keys Power on with 2 key Change Input Port Change Output PortSet Configuration Specifications Battery ReplacementTroubleshooting the IRT Replace slide cover on unitRS232 Connection Cables Pinout of RS232 port on VEEMUX-APinouts for typical DCE to DTE cable for CPU connection Wiring Schematic of Matrix-Y-1 cable Safety StatementsArrows indicate signal direction Pinout for Matrix Y-1 CableMount the VEEMUX-A to a rack Rack Mounting InstructionsSpecifications Warranty Information TroubleshootingProblem Solution