Tatung VL5A9DA, Service Manual

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12. switch the chroma-7120 to xyY mod e With press “MODE” button
13. Adjust the Contrast on OSD window until the Y measurement on chroma 7120 reached
the value Y= 155 cd/m
2
14. Press 78 on OSD window to save the adjustment result
b. adjust 6500 color-temperature
1 Set the Contrast of OSD function to 15, Brightness to –10
2 Switch the chroma-7120 to RGB-mode (with press “MODE” button )
3 switch the MEM.channel to Channel 04 ( with up or down arrow on chroma 7120 )
4 The lcd-indicator on chroma 7120 will show x = 313 ±10 , y = 329 ±10 , Y = 135 ±5
cd/m
2
5 Adjust the RED on OSD window until chroma 7120 indicator reached the value R=100
6 adjust the GREEN on OSD, until chroma 7120 indicator reached G=100
7 adjust the BLUE on OSD, until chroma 7120 indicator reached B=100
8 repeat above procedure ( item 5,6,7) until chroma 7120 RGB value under the tolence
=100
±2
9 switch the chroma-7120 to xyY mod e With press “MODE” button
10 Adjust the Contrast on OSD window until the Y measurement on chroma 7120 reached
the value Y= 155 cd/m
2
11 Press 65 on OSD window to save the adjustment result
Turn the POWER-button off to on to quit from factory mode ( in USER-mode, the OSD window
location was placed at middle of screen)