Infrared control (optional), Irt-20x16, Instructions – Network Technologies SM-nXm-AV-LCD User Manual
Page 17: Battery replacement, Specifications, Troubleshooting

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IRT-20X16
LO
BATT
NTI
ON
OFF
I
N
P
U
T
S
O
U
T
P
U
T
S
1. Move ON / OFF
switch to the ON
position.
2. Select one of
the 16 output
touch activated
buttons.
3. Make sure red LED
on the IR receiver
is on before selecting
input.
4. Select one of
the 20 input
touch activated
buttons
Infrared Control (Optional)
IRT-20X16
Included with IRT-20x16:
• (1) Infrared Transmitter
• (2) AA Cell Batteries
Instructions
1. Move ON/OFF switch to the ON position.
Select Output First
2. Connect the desired output by selecting one of the 16 touch
activated buttons.
3.
After the output has been selected, be sure the red light on the IR
receiver is ON before selecting an input.
Select Input Second
4. Connect the desired input by selecting one of the 20 touch activated buttons
Battery Replacement
1.
Make sure unit is shut off before replacing battery.
2.
Remove slide cover on rear of unit.
3.
Remove old batteries carefully.
4.
Insert (2) new “AA” cell batteries.
5.
Replace slide cover on unit.
Specifications
•
50 feet maximum operating range between the transmitter and the front of the matrix switch / infrared
receiver. (Line of sight required.)
•
Select up to 16 outputs by depressing the touch activated buttons labeled output.
•
Select up to 20 inputs by depressing the touch activated buttons labeled input.
•
Operates with (2) “AA” batteries.
•
LO BATT light indicates low battery at approximately 2.25 volts.
Troubleshooting
PROBLEM
SOLUTION
IR Remote not selecting
input / output
Check battery. Make sure ON / OFF is switched ON.
No Audio/Video
Check all cable connections on video source and switch.
Infrared Control (Optional)