Vivitek Projector DH6671 User Manual

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to 255, 255, 255 RGB (if an 8-bit image is used).
RGB Video: Use the RGB color space and set the black to 16, 16, and 16 RGB while \
set the white to 235, 235, 235 (if an 8-bit image is used) to correspo\
nd to the luminance 
value defined in the digital component standard.
VGA Setup
Set the H Total, H Start, H Phase and V Start for the VGA signal display.
Aspect Ratio
This function allows the user to adjust the aspect ratio of the image.
Overscan
Noise may appear on the edge of the projected image,...

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Lamp Mode
Use the ◄► function to select the single-lamp or dual-lamp mode.Dual: Enable the dual-lamp projection mode.
Single : Use the single-lamp mode for the projection. The lamp is not specified in this 
mode, the projector selects the lamp that has the least operation hours \
automatically 
whenever it is turned on.
Lamp 1: Use Lamp 1 for projection. The system switches to Lamp 2 if Lamp 1 is 
abnormal in activation.
Lamp 2: Use Lamp 2 for projection. The system switches to Lamp 1 if Lamp 2 is...

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Keystone
When the image is projected toward the screen at angle, the image become\
s distorted 
trapezoid; this function can be used to correct the distortion.
H Keystone: Use ◄► to correct the distortion in horizontal direction.
V Keystone: Use ◄► to correct the distortion in vertical direction.
Digital Alignment
Select this function to enlarge the projected image.Digital Zoom : Use ◄► to enlarge the projected image.
Digital Pan : Use ◄► to move the projected image horizontally. This function is only...

44
3D Format
Select this option and press the Enter button to enable 3D replay and se\
t 3D option.Off: Turn off the 3D Display Mode. When Auto, Side by Side, Top/Bottom or Frame    
Sequential is selected, the 3D mode will be turned on. To turn off the 3D Mode, select 
"Off" and press the Enter button.
Auto: Enable the 3D format to automatically detect the formats of Side by Sid\
e, Top/
Bottom and Frame Sequential. This function may only be enabled for the input signal 
below:
 - The input...

45
OSD Operation - INSTALLATION
Projection Mode
Use the ◄► function to select a projection mode: Desktop Front, Desktop Rear, Ceiling 
Front, Ceiling Rear, Upward Front and Downward Front.
Note:
•  In  addition  to  fliping  the  projected  image,  the  cooling  fan  will  also  be  adjusted  to  the  corresponding  speed 
in order to maintain proper operating temperature of the projector.
•  Incorrect Projection Mode setting may affect hot air exhausting from the projector the heat, high 
temperature...

46
Auto Power Off
This function is set to OFF by default. When it is set to ON and no inpu\
t signal is received 
within 20 minutes, the projector will turn off automatically.
Auto Power On
This function is set to OFF by default. When it is set to ON, the projec\
tor will turn on 
automatically when you connect it to an AC power source next time. You can use this 
function and the power switch (instead of the remote control) to turn \
on the projector. Set 
this function to OFF if you do not need to use...

47
Subnet: Set the subnet. The input method is same as the IP address.
Gateway: Set the gateway. The input method is same as the IP address.
DHCP: Set DHCP to ON/OFF. When DHCP is set to ON, the DHCP server will assign 
an IP address to the projector. The IP address will appear in the IP address window and 
you don't need to make any input. Otherwise, the domain does not or cann\
ot assign any 
IP address, and 0. 0. 0. 0 is shown on the IP address window.
Apply: Select this button and press Enter. It...

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OSD Operation - SERVICE
Model
Display the Projector model name.
Serial Number
Display the serial number of the projector.
Software Version
Display the software version of the projector.
Source Information
Display the current input source information.
Lamp Status
Display current lamp status of each lamp.
Usage Time
Display the current usage time, estimated remaining lamp life…etc.Lamp1 Life Remaining : Display estimated remaining lamp1 life.
Lamp2 Life Remaining : Display estimated remaining lamp2...

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Maintenance
Replacing the lamp
Depending on the lamp model, the lamp life is affected by the installation method and 
frequency of the lamp on/off operation. It is suggested to replace the projector lamp when 
the lamp is used for approximately 2500 hours to ensure high projection \
quality. In the 
OSD Menu, the lamp using time can be checked from the "OSD Menu - SERVICE". The 
lamp should be replaced when the projected image is obviously darkened. \
Contact your 
local dealer to purchase the...

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Replacing the Lamp
1. Remove the screw on the lamp cover (A), 
and lift the lamp cover as shown (B).
B
A
2.  Loosen the two captive screws on the 
lamp module (A). Lift the module handle 
up as shown (B).
A
B
3.  Pull firmly on the module handle in the 
direction shown to remove the lamp.
!
4.  Install the new lamp module(s) and re-
place the lamp cover.
!
5.  Tighten the two captive screws on the 
lamp module.
6.  Place the lamp cover and tighten one 
screw on the cover as below illustration.
A
B...