Sony VPL-CX21 Operating Instructions Manual page 7

p AUDIO MOTING key
Press to temporarily cut off the audio
output from the speaker. Press again or
press the VOLUME + key to restore the
sound.
Before using the Remote
Commander
Pull out the clear film from the lithium
battery holder.
To replace a battery
1
Release the lock of the lithium battery
holder by picking it, and pull out the
holder from the Remote Commander.
2
Install the lithium battery.
3
Put the lithium battery holder back
into the Remote Commander.
Notes on the lithium battery
• A button type lithium battery (CR2025) is
used in the Remote Commander. Do not
use batteries other than CR2025.
• Keep the lithium battery out of the reach of
children.
• Should the battery be swallowed,
immediately consult a doctor.
Notes on Remote Commander
operation
• Make sure that nothing obstructs the
infrared beam between the Remote
Commander and the remote control
detector on the projector. Direct the
Remote Commander toward the remote
control detector.
• The operation range is limited. The shorter
the distance between the Remote
Commander and the remote control
detector is, the wider the angle within
which the commander can control the
projector becomes.
Face the +
side up.
Location and Function of Controls
7