Boxlight CD-450m ユーザーズマニュアル

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39
Using the Kensington Lock 
The projector has a Kensington Security Standard connector for 
use with a Kensington MicroSaver Security System (Figure 28). 
Refer to the information that came with the Kensington System 
for instructions on how to use it to secure the projector.
F
IGURE
 28
Installing the Kensington lock
Troubleshooting
Problem: Nothing on projection screen
Make sure that the power cord is properly connected to a fully 
functional AC electrical outlet. Make sure that the power cord 
is also properly connected to the projector.
If the projector is plugged into a power strip, make sure the 
power strip is turned on.
Make sure you have removed the lens cap on the projection 
lens at the front of the projector.
Make sure the projector is switched on.
Check the projector’s lamp to ensure that it is securely con-
Make sure that the cables do not have any bent pins.