Forward FN455S, Manual

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Step. 3. Adjust the power level of the IR illuminator
1. Briefly press the IR (24) button at the end of the illuminator. The
power level when switching on is minimum .
2. The IR illuminator icon will be displayed on the status bar with the
relevant power level.
3. Successive brief presses of the IR (24) button will toggle the
brightness level of the illuminator ( > > > ).
Step 4. Adjust the position of the light spot
1. To adjust the position of the light spot in the field of view of the device,
turn the IR-illuminator lens lock knob (26) to the OPEN position.
2. By moving the lens of the IR illuminator with your hand, adjust the
required position of the light spot in the field of view of your device.
After successful adjustment, turn the lock knob (26) in the CLOSE
direction while aiming the lens in the desired direction to lock the IR
illuminator lens.
Step 5. Turn off the IR illuminator
1. The IR illuminator is turned off by a long press of theIR (24) button.
2. The IR icon will disappear from the screen.