Samsung SP-H03 - Manual (Page 23)

Installation and Connection 2-11
1. Connect the battery to the projector.
2. Make sure the projector is turned off.
3. Connect the adaptor's power cable to the [ ] port on the back of the projector.
4. Plug the adaptor's power cord into an electrical socket. The battery starts charging automatically.
• The battery is not used while the projector is connected to a wall outlet through the adaptor. 
(If you connect the power supply, you can use the projector when the battery is not connected.) 
We recommend that you keep the battery connected to the projector even when the projector is connected to a wall
outlet.
• The battery needs to be charged for about three hours if fully discharged. Do not turn on the projector when charging the
battery.
• S et <LED Mode> to <Eco> in <Settings> whe n the battery is fully charged. You can then play a video on <Internal
Memory> for about two hours. (The battery life may be shortened if you play a video from an external source.)
• The screen brightness may differ when the projector is operated only with the battery, depending on the remaining
power.
• The charging time and capacity of the battery differ depending on the battery status, operating condition, and duration of
use. The battery consumes power even when the device is not in use. Over time, the maximum operating time gradually
shortens. (If the maximum operating time decreases by more than half, it is time to buy a new battery.)
• The red LED ( ) indicates the battery is being charged. / The blue LED ( ) indicates the battery is fully charged.