3.While holding the ID button, press a numbered button on the remote control (0 through 9) to select the desired ID. Select zero to control all projectors, or select a number to match the ID of the projector(s) you want to operate.
After setting the ID, you can check whether the remote control works with a specific projector:
1.Point the remote control at the projector you want to check.
2.Press the ID button on the remote control. You see a message on the screen like one of these:
If the message says the remote control is “On,” then you can use the remote control to operate that projector. If it says “Off,” then you have to change the ID of the remote control and/or projector before operation is possible.
Using the Remote Control 49