Vivitek Projector D91X User Manual

DLP Projector—User’s Manual 
Views of Projector Parts  
Front-right View 
 
ITEM LABEL DESCRIPTION SEE PAGE 
1.  IR receiver Receive IR signal from remote control 
2.  Lens Projection  Lens 
3.  Focus ring Focuses the projected image 
4.  Zoom ring Enlarges the projected image 
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5.  Function keys  See Top view—On-screen Display (OSD) buttons 
and LEDs. 3 
Important: 
Ventilation openings on the projector 
allow for good air circulation, which keeps the projector lamp 
cool. Do not obstruct any of the...

DLP Projector—User’s Manual 
Top view—On-screen Display (OSD) buttons and LEDs 
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ITEM LABEL DESCRIPTION SEE PAGE
1.  MENU 
Opens and exits OSD menus 
2.   Navigates in the OSD 
Quick Menu – For Keystone 
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3.  SOURCE 
Enter the Source menu 
4.   Navigates and changes settings in the OSD 17 
5.   Enter or confirm highlighted OSD menu item 
6.  AUTO 
Optimizes image size, position, and resolution 
7.   Navigates and changes settings in the OSD 
8.   Navigates in the OSD 
Quick...

DLP Projector—User’s Manual 
 Rear view 
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ITEM LABEL DESCRIPTION SEE PAGE 
1.  AC IN  Connect the POWER cable 11 
2.  VGA IN  Connect the RGB cable from a computer 
3.  VGA IN  Connect the RGB cable from a computer 
4.   (USB) Connect the USB cable from a computer  
5.  VGA OUT 
Connect the RGB cable to a display 
6.  RS-232C Connect RS-232 serial port cable for remote control 
7.  DP  Connect a DISPLAYPORT CABL E from a DISPLAYPORT device 
8.  HDMI Connect the HDMI...

DLP Projector—User’s Manual 
– 5 –  
 
Note: 
If your video equipment has both S-VIDEO and RCA jacks (composite video) connect to the  
S-VIDEO connector. S-VIDEO provides a better quality signal. 
 
Warning: 
As a safety precaution, disconnect all power to  the projector and connecting devices before making 
connections. 
  

DLP Projector—User’s Manual 
Bottom view 
 
ITEM LABEL DESCRIPTION SEE PAGE 
1.  Ceiling support holes Contact your dealer for information on mounting the projector on a 
ceiling 
2.  Tilt adjustor  
Rotate adjuster lever to adjust angle position.  15 
 
Note: 
When installing, ensure that you us e only UL Listed ceiling mounts. 
For ceiling installations, use approved mounting har dware and M4 screws with a maximum screw 
depth of 12 mm (0.47 inch).  
The construction of the ceiling mount must be of a...

DLP Projector—User’s Manual 
Remote Control Parts  
 
Important: 
1. Avoid using the projector with bright fluore scent lighting turned on. Certain high-frequency 
fluorescent lights can disrupt remote control operation. 
 
2. Be sure nothing obstructs the path between the  remote control and the projector. If the path 
between the remote control and the  projector is obstructed, you can bounce the signal off certain 
reflective surfaces such  as projector screens. 
 
3. The buttons and keys on the...

DLP Projector—User’s Manual 
— 8 — 
ITEM LABEL DESCRIPTION SEE PAGE 
1.  IR transmitter  Transmits signals to projector 
2.  Status LED  Lights when the remote control is used 
3.  Laser Press to operate the on-screen pointer 
4.  Up Up arrow when connected through USB to a PC 
5.  Right  Right arrow when connected through USB to a PC 
6.  Down Down arrow when connected through USB to a PC 
7.  Page Down  Page down when connected through USB to a PC 
8.  Up cursor  Navigates in the OSD 
9.  Right cursor...

DLP Projector—User’s Manual 
– 9 –  
Remote Control Operating Range 
The remote control uses infrared transmission to cont rol the projector. It is not necessary to point the 
remote directly at the projector. Provided you are not holding the remote perpendicular to the sides or 
the rear of the projector, the re mote will function well within a radi us of about 7 meters (23 feet) and 
15 degrees above or below the projector level. If the pr ojector does not respond to the remote control, 
move a little...

DLP Projector—User’s Manual 
Inserting the Remote Control Batteries 
1.  Remove the battery compartment 
cover by sliding the cover in the 
direction of the arrow. 
 
2.  Insert the battery with the positive 
side facing up. 
 
3.  Replace the cover. 
 
 
Caution: 
1. Only use AAA batteries (Alkaline batteries are recommended). 
 
2. Dispose of used batteries accordi ng to local ordinance regulations.  
 
3. Remove the batteries when not usi ng the projector for prolonged periods. 
 
 
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DLP Projector—User’s Manual 
– 11  – 
SETUP AND OPERATION 
Starting and Shutting  down the Projector 
 
1.  Connect the power cord to the 
projector. Connect the other end to 
a wall outlet. 
The 
 POWER LED on the 
projector light. 
2.  Turn on the connected devices.  
3.  Ensure the POWER LED not a 
flashing. Then press the 
  POWER  
button to turn on the projector.  
 
The projector splash screen displays 
and connected devices are 
detected. 
 
See  Setting an Access Password 
(Security Lo
 ck) on...