Vivitek Projector DH833 User Manual

— 12 — 
5.  When the “Power Off? /Press 
Power again” message appears, 
press the POWER button. The 
projector turns off.  
 Caution: 
Do not unplug the power cord until the POWER LED stops flashing–indicating the projector has 
cooled down. 
 ！  

– 13 – 
Setting an Access Password (Security Lock) 
You can use the four (arrow) buttons to set a password and prevent unauthorized use of the projector. 
When enabled, the password must be entered after you power on the projector. (See Navigating the 
OSD on page 17 and Setting the OSD Language on page 18 for help on using OSD menus.) 
 Important: 
Keep the password in a safe place. Without the password, you will not be able to use the projector. 
If you lose the password, contact your reseller for...

— 14 — 
5.  You can use the cursor buttons 
▲▼◄► 
either on keypad or IR remote control 
for password entry. You can use any 
combination including the same arrow 
five times, but not less than five. 
Press the cursor buttons in any order 
to set the password. Push the MENU 
button to exit the dialog box. 
 
 
6.  The password confirm menu appears 
when user presses the power-on key 
in case the Security Lock is enabled.  
Enter the password in the order you 
set it at step 5. In case you forget the...

– 15 – 
Adjusting the Projector Level 
Take note of the following when setting up the projector: 
 The projector table or stand should be level and sturdy. 
 Position the projector so that it is perpendicular to the screen. 
 Ensure the cables are in a safe location. You could trip over them.  
    
To adjust the angle of the picture, turn the tilt-adjuster right or left until the desired 
angle has been achieved. 
 
 
 
   

— 16 — 
Adjusting the Focus and Keystone 
1.  Use the Image-zoom  
control (on the projector 
only) to resize the 
projected image and 
screen size . 
 
2.  Use the Image-focus  
control (on the projector 
only) to sharpen the 
projected image . 
3.  Press the KEYSTONE 
button on the remote 
control.  
The keystone control 
OSD appears on the 
display. 
Press the ◄/► buttons 
(on the projector or the 
remote control) to 
correct image-trapezoid 
 
 
Adjusting the Volume 
1.  Press the Volume 
button on...

– 17 – 
ON-SCREEN DISPLAY (OSD) MENU SETTINGS 
OSD Menu Controls 
The projector has an OSD that lets you make image adjustments and change various settings.  
Navigating the OSD 
You can use the remote control cursor buttons or the projector keypad to navigate and make changes 
to the OSD.  
 
1. To enter the OSD, press the 
MENU button.  
2. There are three menus. 
Press the cursor ◄► button 
to move through the menus.  
3. Press the cursor ▲▼ button 
to move up and down in a 
menu.  
4. Press ◄► to...

— 18 — 
Setting the OSD Language 
Set the OSD language to your preference before continuing. 
1. Press the MENU button. Press the cursor ◄► button to navigate to Settings 1. Press the 
cursor ▲▼ button to move to the Advanced 1 menu. 
 
2. Press  (Enter) / ► to enter the Advanced 1 sub menu. Press the cursor ▲▼ button 
until Language is highlighted.  
 
3. Press the cursor button until the language you want is highlighted.  
4. Press the MENU button four times to close the OSD.   
   

– 19 – 
OSD Menu Overview 
Use the following illustration to quickly find a setting or determine the range for a setting. 
Main 
Menu 
 
Sub Menu   
 
Settings 
Image  Display Mode    Presentation, Bright, Game, 
Movie, TV, sRGB, Blackboard, 
User 
  Brightness    0~100 
  Contrast    0~100 
  Computer  Horizontal Position  -5~5 (depend on Autolock) 
    Vertical Position  -5~5 (depend on Autolock) 
    Frequency  0~31 
    Tracking  -5~5 
  Auto Image     
  Advanced  Brilliant Color  0~10...

— 20 — 
Main 
Menu 
 
Sub Menu   
 
Settings 
Settings 1  Source  Source  reference Input Source Select (IR/Keypad) 
  Projection    Normal, Rear, Ceiling, Rear+Ceiling 
  Aspect Ratio    Fill, 4:3, 16:9, Letter Box, Native, 2.35:1 
  Keystone    -40~40 
  Digital Zoom    -10~10 
  Audio  Volume  0~10 
    Mute  Off, On 
    MIC  Off, On 
  Advanced 1  Language  English, Français, Deutsch, Españ ol, 簡体
中文, 繁體中文, Italiano, Svenska, 
Nederlands, Русский, Polski, 한국어, 
Čeština, Türkçe, Việt, 日本語, ไทย...

– 21 – 
Main 
Menu 
 
Sub Menu   
 
Settings 
Settings 2  Auto Source    Off, On 
  No Signal 
Power Off 
   0~180 
  Auto Power 
On 
   Off, On 
  Lamp Mode    ECO , Normal, Dynamic ECO, 
Dynamic Eco Plus 
  Reset All     
  Status  Active Source   
    Video Information   
    Lamp Hours(ECO, Normal)   
    Software Version   
  Advanced 1  Menu Position  Center, Down, Up, Left, Right 
    Translucent Menu  0%, 25%, 50%, 75%, 100% 
    Low Power Mode  Off, Low Power, On By Lan 
    Fan Speed  Normal,...