Hd/ 525I /525P Panel White Balance - Yamaha PDM-1 Service Manual

12.5. HD/ 525i /525p panel white balance

INPUT Equipment
HD
1 (720i or 1080i) Color
Gray Scale Analyzer
Pattern
High light 75%
Low light 15%
2
3
4
Setting Alignment menu
Picture:
Normal Sub Adjust
White balance: Sub Bright 2) Adjust Sub bright to set Low light level to 10 cd/m
Cool
Aspect: PANEL W/B
16:9 G cut off 3) Set G cut off to " 80 ".
PANEL W/B
B cut off 4) Adjust B and R cut off to set color temperature as
R cut off
Sub Adjust
Sub Bright 5) If Sub Bright is changed re-adjust it to set Low light
PANEL W/B
G Drive 7) Set G Drive to " D8 ".
PANEL W/B
B Drive 8) Adjust B and R Drive to set color temperature
R Drive
PANEL W/B
R,G,B Drive 10) Increase same steps of R, G and B Drive to set
R,G,B Drive
PANEL W/B
R,G,B cut off 11) Re-adjust Low light level again.
Picture:
Normal PANEL W/B
White balance: R,G,B cut off 2) Repeat procedure 3) to 11) of Cool mode.
Normal PANEL W/B
Aspect: R,G,B Drive
16:9
Picture:
Normal PANEL W/B
White balance: R,G,B cut off 2) Repeat procedure 3) to 11) of Cool mode.
Warm PANEL W/B
Aspect: R,G,B Drive
16:9
Picture: Picture Menu
Normal Sub Adjust
White balance: Sub Bright 2)Re-set Sub bright to "30"
Cool
Aspect:
16:9
1) Find the nearest area to brightness of 10 cd/m
light by color sensor.
exactly.
shown Fig.-04.
to 10 cd/m .
2
6)Find 75% of white area by color sensor.
as shown Fig.-04.
9) Repeat item 4) to 7) to set both Low light and
high light.
largest level of 3 color drive to "FC".
Color Temp. x
Cool(Hi) 0.272
Normal(Mid) 0.288
Warm(Low) 0.313
Fig. -04
1) Change white balance to "Normal".
1) Change white balance to "Warm".
1) Change color templature to "Cool".
25
Procedure
as Low
2
2
y
0.290
0.296
0.329
PDM-1U / G / R /