Vivitek Projector DU6851 User Manual

11
Control Panel
ENGER
++
- -
• POWER
User the button to turn on/off the projector �
• INPUT
Push the button to select the video source� HDMI, DVI, VGA, Component/BNC 
DisplayPort or HDBaseT�
• AUTO SYNC
Implement automatic signal synchronization�
• ASPECT
Change the aspect ratio of the current image and push the button to chan\
ge to the next 
aspect ratio settings�
• MENU
Push the button to display or hide the OSD menu�
• ENTER
Use the button to select settings or confirm the changed settings�
• EXIT...

12
BLANK
3D MODE
•	ON
Use the button to turn on the projector �
•	OFF
Use the button to turn off the projector�
•	FOCUS
Adjust the focus of the projected image�
•	ZOOM
Zoom in/out the projected image�
•	TEST	PATTERN
Use the button to display the test image� Push to switch to 
the next test image and push the EXIT button to return to the 
projected image�
•	LENS	SHIFT
Use the button to move the lens to the right or left�
•	ENTER
Use the button to select settings or confirm the changed settings.
•	MENU...

13
Installation of the Remote Control Battery
123
1� Slide the battery cover in the direction of the arrow�
2� Place two AA batteries with the correct polarity�
3� Slide on the cover�
Battery	installation	instructions
•	 Make	sure	the	battery	is	installed	with	the	correct	polarity
•	 Do	not	use	the	old	and	new	batteries	or	the	batteries	of	different	types	together
•	 Remove	the	battery	if	the	remote	control	may	not	be	used	for	a	long	time	to	prevent	the	damage	caused	by	
leaks
Remote Control Operating...

14
Precautions For installation
The high quality display effect can be guaranteed only when the projector is correctly 
installed� Generally, the light source facing the screen should be reduced or eliminated as \
much as possible� The contrast of the image will be obviously reduced if the light directl\
y 
shines on the screen, such as the beam from windows or the searchlight c\
ast on the 
image� The image may become faded and not bright�
Projector Installation and Setup
There are 6 fixture screw...

15
Cautions on ventilation
The product is a high-brightness projector. The intake with filters are located on the front and 
right sides to provide sufficient air for cooling. The projector has two vents on the back for 
cool air discharging� Make sure the intake and vent are unobstructed when the projector is 
being installed� At least 50cm around the intake and 70cm around the vent should be clear\
�
50cm above50cm above
70cm above
30cm above
R/PrG/YB/Pb
HDBaseT / LAN
3D Sync Out
RGB IN
RS-232 USB
T...

16
Lens Shift
The DU6871/DW6851/DX6831 projector has the lens shift feature and the im\
age can be 
vertically shifted without moving the projector� The lens shift bit is shown in the percentage of 
the screen height� The project installed on the desk can move up and down by 50% (0�5V)�
Vertical lens shift
The project installed on the desk can move up and down by 50% (0�5V)�
Vertical shift
Projected image 
heightProjected 
image 
height V
0.5V 
(Max.)
0.5V 
(Max.)
The lens of the ceiling mount projector...

17
Connecting the Projector to Other Equipment
Follow the instructions below to connect the DU6871/DW6851/DX6831 projec\
tor to the 
video source, external control equipment (if any) and AC power supply� When connecting 
to the equipment, use the correct signal cable to connect to every signa\
l source and 
ensure that the cable is securely connected� Fasten the nut on the joint and connect the 
signal source equipment to the projector according to the figure below.
Connecting to the personal computer...

18
Connecting to the control equipment
The projector has the following control port for connecting to the contr\
ol equipment:
3D sync signal transmitter (IR)
• HDBaseT/LAN (Network control): The projector supports network control� LAN and 
HDBaseT share the port� If only network control is used, you can connect the LAN on the 
projector to PC or through the local network� Refer to the remote control guidelines for 
detailed information�
• RS-232 (RS-232c control): The projector supports RS-232c serial...

19
Connecting to the Screen Trigger
If your projection system includes the Electric projection screen and ot\
her 12V trigger device, 
you can connect these devices to the 12V trigger to output and configure the output 12V 
signal settings, such as automation and the aspect ration of 16:10 throu\
gh OSD control to 
Trigger� The projector will output 12V signals according to the current settings \
of the aspect 
ratio and trigger when turned on� You can use the signal to control the screen or device�...

20
Connecting to the External HDBaseT Transmitter
The projector has a built-in HDBaseT signal receiver� With the HDBaseT Transmitter 
(optional), the video, RS-232 and LAN signals can be sent to the proje\
ctor via a single 
RJ-45 cable� If the HDBaseT Transmitter you purchased supports the input and output of 
the IR remote control, the control signals from the IR remote control ca\
n be sent to the 
DU6871/DW6851/DX6831 projector via the RJ-45 cable�
VGA INRJ45
Lan HDMIRS232RJ45
HDBaseT
YPbPr
VGA...