Vivitek D835 Projector User Manual

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OSD Menu Setting  
 
ITEM DESCRIPTION 
Menu Position  Press â—„â–º button to select different OSD location. 
Translucent Menu  Press â—„â–º button to select OSD background translucent level.  
Menu Display  Press â—„â–º button to select OSD timeout delay. 
Peripheral Test 
 
ITEM DESCRIPTION 
Remote Control Test  Press  (Enter) / â–º to test the IR remote controller for diagnostic.  
USB Test  Press  (Enter) / â–º to test the USB connection with connected PC. 
Button Test  Press  (Enter) / â–º to test the button on keypad. 
Color Test  Press  (Enter) / â–º to select different colors on screen. 
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Lamp Hour Reset 
 
Please refer to  Resetting the Lamp  on page 39 to reset the lamp hour counter. 
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Factory Reset 
Press the cursor ▲▼  button to move up and down in the  Installation II menu. Select the  Factory 
Reset  sub menu and press 
 (Enter) /  â–º to reset all the menu items to the factory default values 
(expect Language and Security Lock). 
 
Status 
Press the cursor ▲▼  button to move up and down in the  Installation II menu. Select the   
Installation II  sub menu and press 
 (Enter) / â–º to enter the  Status sub menu.
 
 
ITEM DESCRIPTION 
Active Source  Display the activated source. 
Video Information  Displays resolution/video informati on for RGB source and color standard for Video source. 
Lamp Hours Lamp hour used information is disp layed. Eco and Normal counters are separated. 
 
 
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–  37  – 
MAINTENANCE AND SECURITY 
Replacing the Projection Lamp 
The projection lamp should be repl aced when it burns out. It should onl y be replaced with a certified 
replacement part, which you can order from your local dealer.  
Important: 
a.  The projection lamp used in this product contains a small amount of mercury. 
b.  Do not dispose this produc t with general household waste. 
c. Disposal of this product must be  carried out in accordance with the regulations of your local  
authority. 
Warning: 
Be sure to turn off and unplug the projector at leas t 30 minutes before replacing the lamp. Failure to 
do so could result in a severe burn. 
1.  Loosen the two captive 
screws on the lamp compart-
ment cover. 
 
2.  Remove the lamp compart-
ment cover. 
  
						

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3. Remove the two screws from 
the lamp module. 
4. Lift the module handle up. 
 
5. Pull firmly on the module  
handle to remove the lamp 
module. 
 
6. Reverse steps 1 to 5 to install 
the new lamp module.  
While installing, align the 
lamp module with the  
connector and ensure it is level 
to avoid damage. 
Note: The lamp module must 
sit securely in place and the 
lamp connector must be con-
nected properly before 
tightening the screws. 
 
 
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Resetting the Lamp 
After replacing the lamp, you should reset the lamp  hour counter to zero. Refer to the following: 
1.  Press the MENU button to open the 
OSD menu. 
2.  Press the cursor  â—„â–º button to move 
to the  Installation II menu. Press the 
cursor  button to move down to  
Advanced . 
 
3.  Press the cursor  ▼▲ button to move 
down to Lamp Hour Reset. 
 
4.  Press the cursor  â–º or Enter button.  
A message screen appears. 
5.  Press  ▼▲◄►  buttons to reset the 
lamp hour. 
 
6.  Press the  MENU button to get back 
to Installation II.  
 
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Cleaning the Projector 
Cleaning the projector to remove dust and gr ime will help ensure trouble-free operation.  
Warning: 
1. Be sure to turn off and unplug the projector at  least 30 minutes before cleaning. Failure to do so 
could result in a severe burn. 
2. Use only a dampened cloth when cleaning. Do not  allow water to enter the ventilation openings 
on the projector.  
3. If a little water gets into the projector interi or while cleaning, leave unplugged in a well-ventilated 
room for several hours before using. 
4. If a lot of water gets into the projector inte rior when cleaning, have the projector serviced. 
Cleaning the Lens 
You can purchase optic lens cleaner from most camera stores . Refer to the following to clean the pro-
jector lens. 
1.  Apply a little optic lens cleaner to a clean soft clot h. (Do not apply the cleaner directly to the lens.) 
2.  Lightly wipe the lens in a circular motion. 
Caution: 
1.  Do not use abrasive cleaners or solvents. 
2. To prevent discoloration or fading, av oid getting cleaner on the projector case. 
Cleaning the Case 
Refer to the following to clean the projector case. 
1.  Wipe off dust with a clean dampened cloth. 
2.  Moisten the cloth with warm water and mild dete rgent (such as used to wash dishes), and then wipe 
the case. 
3.  Rinse all detergent from the cloth and wipe the projector again. 
Caution: 
To prevent discoloration or fading of the ca se, do not use abrasive alcohol-based cleaners.  
						

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Using the Kensington® Lock 
If you are concerned about security, attach the proj ector to a permanent object with the Kensington 
slot and a security cable.  
 
Note: 
Contact your vendor for details on purchas ing a suitable Kensington security cable.   
The security lock corresponds to Kensington’s Mi croSaver Security System. If you have any com-
ment, contact: Kensington, 2853 Ca mpus Drive, San Mateo, CA 94403, U.S.A. Tel: 800-535-4242, 
http://www.Kensington.com. 
 
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							— 42  — 
TROUBLESHOOTING 
Common problems and solutions 
These guidelines provide tips to deal with problems you may encounter while using the projector. If 
the problem remains unsolved, cont act your dealer for assistance. 
Often after time spent troubleshooti ng, the problem is traced to something as simple as a loose con-
nection. Check the following before proceedi ng to the problem-specific solutions. 
• Use some other electrical device to confirm that the electrical outlet is working. 
•  Ensure the projector is turned on. 
•  Ensure all connections are securely attached.  
•  Ensure the attached device is turned on. 
•  Ensure a connected PC is not in suspending mode. 
•  Ensure a connected notebook computer is configured for an external display. 
(This is usually done by pressing an Fn-key combination on the notebook.) 
Tips for Troubleshooting 
In each problem-specific section, tr y the steps in the order suggested. This may help you to solve the 
problem more quickly. 
Try to pin point the problem and thus avoid replacing non-defective parts.  
For example, if you replace batte ries and the problem remains, put  the original batteries back and go 
to the next step.  
Keep a record of the steps you take when troubleshooting: The information may be useful when call-
ing for technical support or for passing on to service personnel. 
  
						

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–  43  – 
LED Error Messages 
ERROR CODE MESSAGES POWER LED 
BLINK 
OVER TEMP  
LED 
READY LED 
BLINK 
Over  temperature  0 ON 0 
Thermal break status error  4 4 0 
Lamp error  5 0 0 
Fan1 error  6 0 1 
Fan2 error  6 0 2 
Fan3 error  6 0 3 
Lamp door open  7 0 0 
DMD error  8 0 0 
Color wheel error  9 0 0 
In the event of an error, pleas e disconnect the AC power cord and  wait for one (1) minute before re-
starting the projector. If the Power or Ready LEDs  are still blinking or the Over Temp LED is lit, 
contact your service center. 
Image Problems 
Problem: No image appears on the screen 
1.  Verify the settings on your notebook or desktop PC. 
2.  Turn off all equipment and power up again in the correct order. 
Problem: The image is blurred  
1. Adjust the  Focus on the projector. 
2.  Press the  Auto button on the remote control or projector. 
3.  Ensure the projector-to-screen distance is with in the 10-meter (33-feet) specified range. 
4.  Check that the projector lens is clean. 
Problem: The image is wider at the top or bottom (trapezoid effect)  
1. Position the projector so it is as perpendicular to the screen as possib\
le.  
2.  Use the Keystone  button on the remote control or projector to correct the problem. 
Problem: The image is reversed  
Check the Projection setting on the  Installation I menu of the OSD. 
Problem: The image is streaked  
1. Set the  Frequency  and Tracking settings on the Computer menu of the OSD to the de-
fault settings. 
2.  To ensure the problem is not caused by a connected PC’s video card, connect to another 
computer.  
Problem: The image is flat with no contrast  
Adjust the  Contrast setting on the Image  menu of the OSD. 
Problem: The color of the projected image does not match the source imag\
e. 
Adjust the Color Temperature and Gamma  settings on the Image menu of the OSD.