ViewSonic VS12617 manual ViewSonic, Remote control effective range, Replacing the Battery, PJD2121

Remote control effective range

Infra-Red (IR) remote control sensor is located on the Back of the projector. The remote control must be held at an angle within 30 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

Replacing the Battery

1.Pull out the battery, Please follow the illustrated instructions. Push and hold the locking arm while pulling out the battery holder.

2.Insert the new battery in the holder. Note the positive

polarity should face outward.

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ViewSonic PJD2121