Vivitek D835 Projector User Manual

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OSD Menu Setting  
 
ITEM DESCRIPTION 
Menu Position  Press ◄► button to select different OSD location. 
Translucent Menu  Press ◄► button to select OSD background translucent level.  
Menu Display  Press ◄► button to select OSD timeout delay. 
Peripheral Test 
 
ITEM DESCRIPTION 
Remote Control Test  Press  (Enter) / ► to test the IR...

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Lamp Hour Reset 
 
Please refer to  Resetting the Lamp  on page 39 to reset the lamp hour counter. 
– 35  –  

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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) /  ► 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....

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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....

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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...

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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  ◄► button to move 
to the  Installation II menu. Press the 
cursor  button to move down to  
Advanced . 
 
3.  Press the cursor  ▼▲...

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– 40 – 
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...

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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...

— 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...

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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...