ViewSonic Projector PJD7831HDL User Manual

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Function Description
AdvancedColor
See Adjusting Color on page 33 for details.
Tint
See Adjusting Tint on page 33 for details.
The function is only available when Video or S-Video 
input with NTSC system is selected.
Sharpness
See Adjusting Sharpness on page 33 for details.
Gamma
See Selecting a gamma setting on page 34 for details.
Brilliant Color
See Adjusting Brilliant Color on page 34 for details.
Noise Reduction
See Reducing image noise on page 34 for details.
Color Management
See Color...

47
Function Description
Smart EnergyAuto Power Off
See Setting Auto Power Off on page 53 for details.
Sleep Timer
See Setting Sleep Timer on page 53 for details.
Power Saving
See Setting Power Saving on page 53 for details.
Smart RestartSelecting Enable enables you to restart the projector 
immediately within 120 seconds after turning it off. After 120 
seconds, if the projector is not turned on again, it will directly 
enter the standby mode.
It takes some time to initiate this function. Make sure 
the...

48
Function Description
LanguageSets the language for the On-Screen Display (OSD) menus. 
See Using the menus on page 24 for details.
Projector 
PositionSee Choosing a location on page 13 for details.
Menu SettingsMenu Display Time
Sets the length of time the OSD will remain active after your 
last key press. The range is from 5 to 30 seconds in 5-second 
increments.
Menu Position
Sets the On-Screen Display (OSD) menu position.
Blank TimerSee Hiding the image on page 37 for details.
Splash ScreenAllows...

49
Function Description
Closed CaptionClosed Caption Enable
Activates the function by selecting On when the selected 
input signal carries closed captions.
• Captions: An on-screen display of the dialogue, narration, 
and sound effects of TV programs and videos that are 
closed captioned (usually marked as CC in TV listings).This function is only available when a Composite video 
or S-Video input signal is selected and its system format 
is NTSC.
Caption Version
Selects a preferred closed captioning...

50
Function Description
Current System 
StatusSource
Shows the current signal source.
Color Mode
Shows the selected mode in the PICTURE menu.
Resolution
Shows the native resolution of the input signal.
Color System
Shows input system format.
Firmware Version
Shows the current firmware version.
6. INFORMATION menu 

51
Maintenance
Care of the projector
You need to keep the lens and/or filter (optional accessory) clean on a regular basis.
Never remove any parts of the projector. Contact your dealer when any part of the projector 
needs replacing.
Cleaning the lens
Clean the lens whenever you notice dirt or dust on the surface.
• Use a canister of compressed air to remove dust.
• If there is dirt or smears, use lens-cleaning paper or moisten a soft cloth with lens 
cleaner and gently wipe the lens surface.
CAUTION...

52
• If your projector is ceiling-mounted or is not easily accessible, pay special attention to 
your personal safety when replacing the dust filter.
Installing the dust filter
1. Be sure to turn off the projector and unplug it 
from power source.
2. As the arrows shown to the right, fit the filter 
by aligning and inserting it into the projector 
slots. Make sure it clicks into place.
For first time installation:
3. Open the OSD menu and go to the SYSTEM SETTING: ADVANCED > Filter 
Settings menu/
4....

53
Lamp information
Getting to know the lamp hour
When the projector is in operation, the duration (in hours) of lamp usage is automatically 
calculated by the built-in timer.
To obtain the lamp hour information:
1. Open the OSD menu and go to the SYSTEM SETTING: ADVANCED > 
Lamp Settings menu.
2. Press Enter and the Lamp Settings page is displayed.
3. You will see the Lamp Hours information on the menu.
4. To leave the menu, press Exit.
Extending lamp life
The projection lamp is a consumable item. To...

54
3. Highlight Power Saving and press /. 
4. When Enable is selected, the projector lamp will be changed to Eco 
mode after no signal is detected for 5 minutes.      
The lamp power will be changed to SuperEco mode after no 
signal is detected for 20 minutes.
Timing of replacing the lamp
Please install a new lamp or consult your dealer when the Lamp indicator light lights up. An 
old lamp may cause a malfunction in the projector and in some instances the lamp may 
explode.
CAUTION
The Lamp indicator...

55
Indicators
Light
Status & Description
Power events
Blue
FlashingOff OffStand-by mode
Blue Off OffPowering up
Blue Off OffNormal operation
Blue
FlashingOff OffNormal power-down cooling (3 sec)
Red Off OffDownloading
Blue Blue BlueBurn in off
Lamp events
Blue
FlashingOff RedFirst Lamp-Lit error cooling (60 sec)
Off Off RedLamp error in normal operation (30 sec)
Blue Off RedCW start fail (30 sec)
Thermal events
Off Red OffFan 1 error (the actual fan speed is +25% outside the 
desired speed.)
Off Red...