BenQ V37X Product Service Manual page 167

Product System (PS)
C3-323 Alignment & Assembly
Subject:
Concerns
9J.01B75.001
Project Code:
V37X EU
Model Name:
Color R drive
Temp
Warm Neutral R
+6
Cool
Neutral R
-6
8. YPbPr Color adjustment :
(1) Input source set the AV3(YpbPr) Video input.
(2) set the picture to standard mode at user OSD.
(3) Enter factory OSD ,select Image Processor Tuning.
(4) Adjust HAL contrast to maximum, measure in this condition the maximum luminance (Ymax).
(5) Align the neutral color :
(6) setup input timing to 480P with "100% white" pattern.
(7) Use CA210 read the color coordinate.
(8) Adjust the Red , Green, Blue driver and offset to let the color coordinate and light output to meet
the table1 spec.
(9) setup the pattern to "30% white" pattern.
(10) Adjust the Red , Green , Blue offset to let the color coordinate to meet the table1 spec
(11) Goto step (6) until the 30% and 100% gray block pattern meet the table 1 spec. (30%
gray :-5 ~+5 , 100% gray : –5 ~ +5, (Ymax-15%) ± 5% nits )
(12) Spec tolerance between 40% and 90% gray is –5~+5(+_0.010).
(13) Add the following "offset" values to drive/offset values of Neutral Color Temp to get warm and
cool color temperature.
Color R drive
Temp
Warm
Neutral R
+4
Cool Neutral R
-5
Form No: BQY0-0B-003-32(031205)
Part No.:
Doc. No.
Component Part. No.:
Marketing Description :
G drive B drive
Neutral G Neutral B
-11
Neutral G Neutral B
+13
G drive B drive
Neutral G Neutral B
-11
Neutral G Neutral B
+11
9J.01B75.BAE
9J.01B75.BAE-C3-323-001
NA
VL3733
R offset G offset
Neutral R Neutral G Neutral B
+7
Neutral R Neutral G Neutral B
+3
R offset G offset
Neutral R Neutral G Neutral B
+3
Neutral R Neutral G Neutral B
-4
Rev.: 0
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B offset
-9
+8
B offset
+1
+13
5