BenQ PB8220 - XGA DLP Projector, Service Manual

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Factory OSD
The way to enter factory OSD:
1. Hold press "escape" button untill the "Lamp hours info." OSD display on botton-right of screen..
2. Press "AUTO" and "Source" buttons at the same time.
3. Factory OSD will be display.
4. If is not necessary ,pls don't change any value in factory OSD.
Page Item comment Range
1 CW Delay Adjusts color wheel delay 0~32767
1 White peak Adjust DMD white peak PC:10 Video:0
1 DLP Brightness adjust DLP Brightness. 0~63 Default:36
1 DLP Contrast adjust DLP Contrast. 0~63 Default:32
1 Burn-In hour Sets Burn-In time 0~99
1 Burn-In Changes Burn-In mode status ON or OFF
2 ADC Brightness ADC brightness auto calibration black.
2 ADC Contrast ADC contrast auto calibration white.
2 ADC Offset value to tell you calibrate result.
2 ADC Gain value to tell you calibrate result.
2 Factory Brightness adjust default brightness value in source PC. 0~64
2 Factory Contrast adjust default contrast value in source PC. 0~64
3 YPbPr Press < or > to PbPr submenu
3 6500K Press < or > to 6500K/11500K submenu
3 PC 9300K Press < or > to 9300Ksubmenu
3 Video 9300K Press < or > to 9300Ksubmenu
3 11500K Press < or > to 6500K/11500K submenu
4 Test-Pattern 1 system auto produce pattern for engineer test.
4 Tets-Pattern 2 system auto produce pattern for engineer test.
4 SpokeLit unit display full white.
4 Curtain Red unit display full color red.
4 Curtain Green unit display full color green.
4 Cuttain Blue unit display full color blue.
5 Gamma Index DLP Gamma index, system auto select.
5 Filter system auto select Filter.
5 Lamp hour value to tell you lamp usage hours.
5 Usage hour value to tell you unit usage hours.
5 Data Reset
Reset all data to default include factory assign
value.
Never try to reset
all data.
5 AV Enable AV mode enable ON or OFF
6 PbPr Offset 1 adjust source YPbPr black level
6 Audio Atten adjust default volume level.
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