Acer AT2701W, Руководство по обслуживанию, Страница: 43 / 63

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II. Bias (Low luminance) adjustment :
1.
Press “ AUTO” button ,
2. Set the contrast on OSD window to the value=80
, color (user )R,G,B set to “50”
3. adjust the brightness on OSD until chroma 7120 measurement reach the value Y>350
cd/m20
III, Gain adjustment :
A. adjust 9300 color-temperature :
1.Set the Contrast of OSD function to 80 and Adjust Brightness to chroma-7120 Y>350 cd/m2
2.Switch the chroma-7120 to RGB-
mode (with press “MODE” button )
3.Switch the MEM.channel to Channel 01 ( with up or down arrow on chroma-7120 )
4.The lcd-indicator on chroma-7120 will show x = 283 ± 15, y = 297 ± 15, Y = 350 ± 7 cd/m2
5.Adjust the Color(user)Mode: RED on OSD window, until chroma 7120 indicator reached the
value R=100
6.Adjust the Color (user) Mode: GREEN on OSD window, until chroma-7120 indicator
reached the value G=100
7.Adjust the Color (user) Mode: BLUE on OSD window, until chroma-7120 indicator reached
the value B=100
8.Repeat above procedure (Item 5,6,7) until chroma-7120 RGB value meet the tolerance
=100±2
9.switch the chroma-
7120 to xyY mode With press “MODE” button
10.Press Color (9300) on OSD window to save the adjustment result
B. adjust 6500 color-temperature :
1.Set the Contrast of OSD function to 80 and Adjust Brightness to chroma-7120 Y>350
cd/m2
2.Switch the chroma-7120 to RGB-
mode (with press “MODE” button )
3. switch the MEM.channel to Channel 02 ( with up or down arrow on chroma-7120 )
4. The lcd-indicator on chroma-7120 will show x = 313 ± 15, y = 329 ± 15, Y = 350 ± 7 cd/m2
5. Adjust the Color(user)Mode: RED on OSD window, until chroma 7120 indicator reached the
value R=100
6. Adjust the Color(user)Mode: GREEN on OSD window, until chroma-7120 indicator reached
the value G=100
7. Adjust the Color(user)Mode: BLUE on OSD window, until chroma-7120 indicator reached
the value B=100
8. Repeat above procedure ( item 5,6,7) until chroma-7120 RGB value meet the tolerance
=100 ± 2
9. switch the chroma-
7120 to xyY mode With press “MODE” button
10. Press Color(6500) on OSD window to save the adjustment result
C. adjust 11000 color-temperature :
1. Set the Contrast of OSD function to 80 and Adjust Brightness to chroma-7120 Y>370
cd/m2
2. Switch the chroma-7120 to RGB-
mode (with press “MODE” button )