Inserting Batteries In The Remote Control; Handling The Remote Control; Operating Range Of The Remote Control - ViewSonic CDE5520 User Manual

2.3.2. Inserting batteries in the remote control

The remote control is powered by two 1.5V AAA batteries.
To install or replace batteries:
1. Press and then slide the cover to open it.
2. Align the batteries according to the (+) and (–)
indications inside the battery compartment.
3. Replace the cover.
Caution:
The incorrect use of batteries can result in leaks or bursting. Be sure to follow these instructions:
• Place "AAA" batteries matching the (+) and (–) signs on each battery to the (+) and (–) signs of the
battery compartment.
• Do not mix battery types.
• Do not combine new batteries with used ones. It causes shorter life or leakage of batteries.
• Remove the dead batteries immediately to prevent them from liquid leaking in the battery compartment.
Don't touch exposed battery acid, as it can damage your skin.
NOTE: If you do not intend to use the remote control for a long period, remove the batteries.

2.3.3. Handling the remote control

• Do not subject to strong shock.
• Do not allow water or other liquid to splash the remote control. If the remote control gets wet, wipe it dry
immediately.
• Avoid exposure to heat and steam.
• Other than to install the batteries, do not open the remote control.

2.3.4. Operating range of the remote control

Point the front of the remote control toward this display's
remote control sensor when pressing a button.
Use the remote control within a distance of less than
8m/26ft from this display's sensor, and a horizontal and
vertical angle of less than 30 degrees.
NOTE: The remote control may not function properly when
the remote control sensor on this display is under
direct sunlight or strong illumination, or when there is
an obstacle in the path of signal transmission.
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