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BenQ PB2220/ PB2120 User’s Guide
Installing or Replacing Batteries
1. Use a
stick to release the barttery tray. Pull the tray off.
2. Install or replace a battery.
3. Snap the battery tray back into
place.
Caution
Avoid excessive heat and humidity. There may be danger of an explosion if a battery is incorrectly replaced. Replace only with the same or equivalent type recommended by the manufacturer. Dispose of used batteries accord- ing to the manufacturer’s instructions.
Introduction 9