Casio Projector XJ-A 251 User Manual

11
Connecting to an Image Output Device
Connect the projector’s COMPUTER terminal to the RGB terminal of a computer as shown in the 
illustration below.
Important!zAlways turn off the projector and the computer before connecting them.
zTake care so the volume level of the computer is not set too high.
Connecting the Analog RGB Output of a Computer to 
the Projector
Bundled mini D-Sub cable
Audio cable (commercially available) AV terminal
To monitor terminal
(analog RGB output terminal) COMPUTER terminal...

12
The projector supports projection and output of HDMI video and audio output from a computer or 
video device.
Important!Turn off the projector and the computer or video device before connecting them.
zYou will need to obtain a commercially available HDMI cable with a connector that matches the 
terminal of the output device on one end and a connector that matches the projector’s HDMI port 
(HDMI Type A Socket) on the other end.
zFor information about HDMI video signal supported by the projector, see...

13
The projector is able to project images from the composite video output or component video output of 
a connected video device.
Important!Always turn off the projector and the video device before connecting them.
Connection to a composite video output
zYou can use the bundled special AV cable to connect to a pin jack (RCA) type video output terminal. 
When connecting a video camera or other video device with a special video output terminal, use the 
special cable that comes with the video device. For...

14
Operation During Projection
Turning on the projector initially causes the same input source that was selected the last time it was 
turned off to be selected.
To select a different input source
1.Press the [INPUT] key.
zThis displays the input source selection screen.
2.Use the [T] and [S] keys to select the name of the input source you want to 
select and then press the [ENTER] key.
zThe name of the input source you select appears in the upper right corner of the projection 
screen for a few...

15
You can perform the following operations while projecting an image.
zImage brightness adjustment
zManual keystone correction
zColor mode selection
zImage zooming
zMomentarily blanking the image and muting the audio
zImage freeze
zPointer display in the projected image
zAspect ratio switching
Adjusting Image Brightness
Note(for USB port model users)
Use the setup menu (page 25) to adjust image brightness when the input source is an external 
device connected to the USB port or via the wireless...

16
Selecting the Color Mode
You can select from among various different color mode settings in accordance with image contents 
and projection conditions.
Important!The color mode cannot be selected in the following cases.
zWhen “Off” is selected for the Eco Mode setting (page 23)
To change the color mode
1.Press the [COLOR MODE] key.
zThis displays the color mode selection window. The currently selected color mode is the one 
whose button is selected (filled in).
2.Use the [T] and [S] keys to move the...

17
Momentarily Blanking the Image and Muting the Audio
1.Press the [BLANK] key.
zThis temporarily blanks the image (projecting a black screen) and mutes the audio.
2.To resume normal image and sound, press the [BLANK] key (or [ESC] key).
NoteYou can specify projection of a black screen or blue screen, or a logo. For details, see “Blank 
Screen” (page 37) under “Screen Settings Main Menu”.
Freezing an Image
Pressing the [FREEZE] key freezes the projected image.
To freeze the projected image
1.While an...

18
Displaying a Pointer in the Projected Image
You can select from among different pointer styles, including various arrow styles, for display in the 
projected image. Pointers can be used during a presentation to indicate or highlight a specific part of 
the image.
NoteDepending on the pointer style you are using, the pointer may not display properly when you are 
using keystone correction. If this happens, use the [KEYSTONE +] and [KEYSTONE –] keys to 
change the keystone correction value to zero.
To...

19
Changing the Aspect Ratio of the Projected Image
Press the [ASPECT] key to cycle through the aspect ratio settings for the projected image.
Available settings depend on your projector model as shown below. For details about the meaning of 
each setting, see “Aspect Ratio” (page 36) under “Screen Settings Main Menu”.
XJ-A241/XJ-A246/XJ-A251/XJ-A256
Pressing the [ASPECT] key will cycle through settings in accordance with the current input source as 
shown below.
XJ-A141/XJ-A146
Pressing the [ASPECT] key...

20
You can use the remote controller keys to adjust the volume level of the audio that is output from the 
projector’s speaker or the AV terminal.
To adjust the volume level
1.Press the [VOLUME] key.
zThis causes the [Volume] screen to appear on the projected image.
2.Press the [X] key to increase the volume, or the [W] key to lower the volume.
3.After the setting is the way you want, press the [ESC] key.
zThis causes the [Volume] screen to disappear.
NoteYou also can use the setup menu to adjust the...