Philips BDL5587XL Service Manual page 26

26 BDL5587XL LCD
White balance
The picture color temperature shall be able to be chosen out of 7 modes 10000K, 9300K, 7500K, 6500K, 5000K,
Native and USER. 10000K, 9300K, 7500K, 6500K, 5000K are factory setting (fixed color) and "USER" is
adjustable mode. (The default color of "USER" mode is the same color as Native mode.)
A/D converter calibration of the scalar shall be performed with 0V/0.7Vp-p black/white level signal to obtain
adequate dynamic range for video signal output level deviation. White balance adjustment and inspection shall
be carried out using 0.700Vp-p level signal.
Measurement condition – Measurement point
Measurement equipment – Color Analyzer
C
olor Temperature Table:
Mode
10000K
9300K
7500K
6500K
5000K
Electrical Instructions
Measurement distances
Measurement Angle
: CA210 or Equivalent
Signal Generator : VG828 or Equivalent
Video Signal : White pattern
x
0.278
0.283
0.299
0.313
0.347
: Center of screen
: 50cm
: 90°
y
0.291
0.298
0.315
0.329
0.359
Specification
±0.003
±0.003
±0.003
±0.005
±0.005