Philips 32PF1700T/96 Service Manual page 57

d
8.2 Video Color Adjustment
1. Video Color adjustment:
(1) Input source set the AV
(CVBS) Video input.
(2) set the picture to Standard
mode at user OSD.
(3) Enter factory OSD, select
Image Processor Tuning.
(4) Align the neutral color :
(5) Setup input timing to NTSC
M with "60% level white"
pattern.
(6) Use CA210 read the color
coordinate.
(7) Adjust the Red, Blue driver
(keep Green
the color coordinate and
light output to meet the
table1 spec.
Color R drive
Temp
Warm Neutral
R
drive-10
Cool Neutral
R
Drive-23
120) to let
G drive B drive
Neutral Neutral
G B
Drive+0 drive-37
Neutral Neutral
G B
drive+0 drive+6
IMP1.0A LA
(8) Setup input timing to NTSC
M with "30% level white"
pattern.
(9) Use CA210 read the color
coordinate.
(10) Adjust the Red, Blue
offset (keep Green
let the color coordinate and
light output to meet the
table1 spec.
(11) Until the 30% and 60%
white pattern meet the table
1 spec. (30% white:-10 ~+10,
60% white: –10 ~ +10).
(12) Add the following
"offset" values to drive/offset
values of Neutral Color
Temp to get warm and cool
color temperature.
R offset G offset
Neutral Neutral
G G
drive+0 drive+0
Neutral Neutral
R G
offset+0 offset+0
57
127) to
B offset
Neutral
B
offset+0
Neutral
B
offset+0