Boxlight Cd-40m Users Guide

4
Introduction
If You Need Assistance
The first place to look for help is in this manual. Be sure to check 
the guidelines in “Troubleshooting” on page 33. 
If those sources don’t answer your question, call Boxlight at 
1-800-762-5757. 
Warranty
This product is backed by a limited two-year warranty. The 
details of the warranty are printed at the back of this manual. 

5
SETTING UP THE PROJECTOR
1Place the projector on a flat surface.
•The projector must be within 10 feet (3 m) of your power 
source and within 6 feet (1.8 m) of your computer.
•If you want to project from behind a translucent screen, set 
up the projector behind your screen. See “Rear Projection” 
on page 24 to reverse the image.
2Position the projector the desired distance from the screen.
•The distance from the lens of the projector to the screen 
determines the size of the projected image. Figure 3...

6
Setting up the Projector
NOTE: Before you continue,
make sure the projector and your
equipment are turned off. If you’re
connecting a computer, make sure
the distance between it and the
projector is 6 feet or less.
F
IGURE 4
Connector panel
CablePro s-videocomposite
videoL/R audio inaudio in computer
Lite (for video source) 

7
Connecting an IBM-Compatible Computer
1Plug the   end of the CablePro Lite computer cable into the 
video connector on your computer.
NOTE: Many laptop computers 
do not automatically turn on their 
external video port when a sec-
ondary display device such as a 
projector is connected. Refer to 
your computer manual for the 
command that activates the exter-
nal video port. Activation com-
mands for some laptop computers 
are listed in the Appendix of this 
manual on page 41.
2Plug the   end of the...

8
Setting up the Projector
Connecting a Macintosh Computer
NOTE: Some PowerBooks require
the Apple-supplied video-out cable
or monitor adapter for external
video. Connect it between the
PowerBook and the CablePro Lite
computer cable/Mac adaptor as
shown in Figure 6.
1Plug the   end of the CablePro Lite computer cable into the 
video connector on your computer (you may need a Mac 
adaptor, ordered separately).
2Plug the CablePro Lite/Mac adaptor into the video connector 
on your computer (or the Apple...

9
Connecting a Video Player
1If your video player uses a round, one-prong composite video 
connector, you’ll need only the A/V cable that shipped with 
the projector. 
•If your video player uses a round, four-prong S-video con-
nector, you’ll need an S-video cable in addition to the A/V 
cable. The S-video cable is sold separately. (See “Optional 
Accessories” on page 40.)
2Plug the A/V cable’s yellow connector into the “video-out” 
port on your video player (Figure 7). This port may be labeled 
“To...

10
Setting up the Projector
F
IGURE 8
Connecting the projector to a video player using an S-video cable and the audio con-
nectors on the standard A/V cable
4Plug the A/V cable’s white connector into the left “audio out” 
port on your video player. Plug the cable’s red connector into 
the right “audio out” port on the video player (Figure 7 and 
Figure 8).
CAUTION: Your video player
may also have a “Video Out” port
for a coaxial cable connection.
DO NOT use this to connect to the
projector.•
If you’re...

11
Powering up the Projector and Adjusting the Image
NOTE: Always use the power cord 
that shipped with the projector.
1Remove the lens cap.
2Plug the power cord into the side of the projector, then plug it 
into your electrical outlet. A surge-protected power strip is 
recommended.
3Turn on the projector by pressing the “I” side of the power 
switch (see Figure 2 on page 3).
•The startup screen displays and the Power LED on top of 
the projector lights up (Figure 11 on page 15).
4If you connected a...

12
Setting up the Projector
Turning Off the Projector
If you want to turn off the projector for a short period of time, 
press the 
standby button on the keypad. This blanks the screen for 
fifteen minutes, but keeps the projector running. (You can change 
the amount of time the projector stays in standby mode; see 
“Standby Time” on page 23 for details.) After 15 minutes, the 
lamp goes out (the projector keeps running). To exit standby 
mode, press the 
standby button again. (It may take several sec-...

13
USING THE PROJECTOR
This section describes how to use and make adjustments to the 
projector. It also provides a reference to the keypad buttons and 
the options available from the on-screen menus.
Basic Image Adjustment
1Make sure you have powered up your equipment in the right 
order (page 11).
2If the image doesn’t display completely, adjust the height of 
the projector (page 14) or center the image by adjusting its 
horizontal or vertical position (page 22). Be sure the projector 
is at a 90...