White Balance Adjustment; D93 Mode; D75 Mode - Sony VPL-VW760ES Service Manual

2-4. White Balance Adjustment

Preparation
Set Picture Mode to Reference, and then set as follows.
Contrast: 100 (Max)
Brightness: 50
Color: 50
Hue: 50
Gamma Correction: OFF
Contrast Enhancer: OFF
Color Correction: OFF
Color Space: BT.709
MotionFlow: True Cinema
X. V. Color: OFF
Laser Light Setting
Dynamic Control: OFF
Output: 80
Set each GAIN and each BIAS for RGB to 128.
Bring the ZOOM position of the lens to the wide end.
t
The offset (x _ y) = (_0.003 _ 0.004) by CIE2012 is taken into consideration. (D93/D75/D65/D55 mode)

2-4-1. D93 Mode

1. Set Color Temp to "D93".
2. Input 1080/60i 20 IRE flat field (RGB 3 color) into the HDMI1 terminal and adjust BIAS of white
balance for R and B until the chromaticity (x20, y20) satisfies the specification.
Specification: (x20, y20) = (0.281 ?0.005, 0.294 ?0.005)
3. Input 1080/60i 80 IRE flat field (RGB 3 color) into the HDMI1 terminal and adjust GAIN of white
balance for B and G until the chromaticity (x80, y80) satisfies the specification.
Specification: (x80, y80) = (0.281 ?0.005, 0.294 ?0.005)
4. Repeat the adjustments at 80 IRE and 20 IRE until the each specification is satisfied.
5. Perform "Save to memory".

2-4-2. D75 Mode

1. Set Color Temp to "D75".
2. Input 1080/60i 20 IRE flat field (RGB 3 color) into the HDMI1 terminal and adjust BIAS of white
balance for R and B until the chromaticity (x20, y20) satisfies the specification.
Specification: (x20, y20) = (0.296 ?0.005, 0.311 ?0.005)
3. Input 1080/60i 80 IRE flat field (RGB 3 color) into the HDMI1 terminal and adjust GAIN of white
balance for B and G until the chromaticity (x80, y80) satisfies the specification.
Specification: (x80, y80) = (0.296 ?0.005, 0.311 ?0.005)
4. Repeat the adjustments at 80 IRE and 20 IRE until the each specification is satisfied.
5. Perform "Save to memory".
2-8 (E)
VPL-VW760ES