BenQ MW860USTi, MP780 ST+ user manual Replacing the remote control battery

Infra-Red (IR) remote control sensor is located on the front of the projector. The remote control must be held at an angle within 22.5 degrees perpendicular to the projector's IR remote control sensor to function correctly. The distance between the remote control and the sensor should not exceed 8 meters (~ 26 feet).

Make sure that there are no obstacles between the remote control and the IR sensor on the projector that might obstruct the infra-red beam.

• Operating the projector from the front • Operating the projector from the rear

			A
			pp
			ro
A			x. 22.
	pp			5°
	ro
	x. 22.
		5°

Replacing the remote control battery

1.To open the battery cover, turn the remote control over to view its back, push on the finger grip on the cover and slide it up in the direction of the arrow as illustrated. The cover will slide off.

2.Remove any existing batteries (if necessary) and install two AAA batteries observing the battery polarities as indicated in the base of the battery comparent. Positive (+) goes to positive and negative (-) goes to negative.

3.Refit the cover by aligning it with the base and sliding it back down into position. Stop when it clicks into place.

•Avoid excessive heat and humidity.

•There may be battery damage if the battery is incorrectly replaced.

•Replace only with the same or equivalent type recommended by the battery manufacturer.

•Dispose of the used battery according to the battery manufacturer’s instructions.

•Never throw a battery into a fire. There may be danger of an explosion.

•If the battery is dead or if you will not be using the remote control for a long time, remove

the battery to prevent damage to the remote control from possible battery leakage.

Introduction 15