ViewSonic Projector PJD7831HDL User Manual

16
Shifting the projection lens vertically 
(PJD36HDL)
The vertical lens shift control provides flexibility for installing your projector. It allows the 
projector to be positioned slightly above or below the top level of the projected images.
Use the wheel to shift the projection lens upwards or downwards within the allowable range 
depending on your desired image position.
To use the lens shift wheel:
Turn the wheel to adjust the projected image position.
Do not over-tighten the wheel.
Lens shift...

17
Connection
When connecting a signal source to the projector, be sure to:
1. Turn all equipment off before making any connections.
2. Use the correct signal cables for each source.
3. Ensure the cables are firmly inserted. 
In the connections shown below, some cables may not be included with the projector (see 
Shipping contents on page 5). They are commercially available from electronics stores.
The connection illustrations below are for reference only. The rear connecting jacks available 
on the...

18
Connecting a computer or a monitor
Connecting a computer
1. Take the supplied VGA cable and connect one end to the D-Sub output socket of the 
computer.
2. Connect the other end of the VGA cable to the COMPUTER IN signal input socket 
on the projector.
3. If you wish to use the remote mouse control function, take a USB cable and connect 
the larger end to the USB port of the computer, and smaller end to the MINI USB 
socket on the projector. See Using the remote mouse control on page 11 for details....

19
Connecting Video source devices
You can connect your projector to various Video source devices that provide any one of the 
following output sockets:
• HDMI
• Component Video
•S-Video
• Video (composite)
You need only connect the projector to a Video source device using just one of the above 
connecting methods, however each provides a different level of video quality. The method 
you choose will most likely depend upon the availability of matching terminals on both the 
projector and the Video source...

20
If you have a separate sound system, you will most likely want to connect the audio output 
of your Video source device to that sound system, instead of to the mono audio projector.
Connecting an HDMI device
You should use an HDMI cable when making connection between the projector and HDMI 
devices.
1. Take an HDMI cable and connect one end to the HDMI output port of the video 
device.
2. Connect the other end of the cable to the HDMI input port on the projector. 
In the unlikely event that you...

21
Connecting an S-Video source device
Examine your Video source device to determine if it has an unused S-Video output socket 
available: 
• If so, you can continue with this procedure.
• If not, you will need to reassess which method you can use to connect to the device.
1. Take an S-Video cable and connect one end to the S-Video output socket of the Video 
source device.
2. Connect the other end of the S-Video cable to the S-VIDEO socket on the projector.
The projector is only capable of playing mixed...

22 About the microphone input
• If you wish to use a microphone, connect a 3.5 mini jack cable microphone to the 
projector.
• You can use a wireless microphone as long as a wireless module is attached to the 
projector’s microphone input jack and it works well with the associated devices. To 
ensure a quality use of the wireless microphone, it is recommended that your 
microphone conforms to the specifications listed in the table below. 
• There are two ways to adjust microphone volumes.
• Directly set...

23
Operation
Starting up the projector
1. Plug the power cord into the projector and into a 
wall socket. Turn on the wall socket switch 
(where fitted).
2. (If available) Remove the lens cap.
3. Press Power to start the projector. As soon as 
the lamp lights up, a Power On Ring Tone will 
be heard. The Power indicator light stays blue 
when the projector is on.
(If necessary) Rotate the focus ring to adjust the image clearness.
If the projector is still hot from previous activity, it will run the...

24
Using the menus
The projector is equipped with On-Screen Display (OSD) menus for making various 
adjustments and settings.
The OSD screenshots below are for reference only, and may differ from the actual design.
Below is the overview of the OSD menu.
To use the OSD menus, please select your language first.
1. Press Menu to turn the OSD menu on.
3. Press  to highlight 
Language and press / to 
select a preferred language.
2. Use / to highlight the SYSTEM 
SETTING: BASIC menu.4. Press Exit twice* to...

25
Utilizing the password function
For security purposes and to help prevent unauthorized use, the projector includes an option 
for setting up password security. The password can be set through the On-Screen Display 
(OSD) menu. For details of the OSD menu operation, please refer to Using the menus on 
page 24.
You will be inconvenienced if you enable the password function yet forget the password 
somehow. Do make a note of your password, and keep the note in a safe place for later recall.
Setting a...