Gateway GTW-P42M102 Service Manual page 17

FACTORY & ELECTRONIC ADJUSTMENT
*Note: When adjusting the color temperature, please note what is the input
source and what input the PDP is, the input source and the PDP input mode
should be the same.
(7) Put the color analyzer CA-100 in the center of the screen.
2.1.2 Adjusting procedure:
(1) Receive Chroma C-2226 DVI dark level center block signal (10 IRE), press the
factory key in PDP remote control to go into factory mode, you will see the
5400K color temperature setting menu.
(2) 5400K dark level center block adjustment procedure:
A. Press MENU key in remote control to select G-BIAS, and adjust Y=0.35 FL
B. Press MENU key in remote control to select R-BIAS, and adjust
x=335±10FL
C. Press MENU key in remote control to select B-BIAS, and adjust y=343±10FL
D. Adjust R/G/B-BIAS, make sure the final value x=335±10FL, y=343±10FL,
Y=0.35FL
(3) 5400K bright level center block adjustment procedure: (Please set Chroma C-
2226 DVI bright level center block signal to 60 IRE)
A. Press MENU key in remote control to select G-GAIN, and adjust Y=25±1FL
B. Press MENU key in remote control to select R-GAIN, and adjust
x=335±10FL
C. Press MENU key in remote control to select B-GAIN, and adjust y=343±10F
D. Adjust R/G/B-GAIN, make sure the final value x=335±10FL, y=343±10FL,
Y=25±1FL.
(4) When you want to go ahead for next color temperature setting, press the factory
key in remote control. For each color temperature setting, please repeat the
procedure 1-3. Only x and y value will change in different color temperature
mode (in 6500D, x=313, y=329; in 9300K, x=280, y=300; in 13800K, x=270,
y=270), Y value are all the same in each color temperature mode (dark level
Y=0.35, bright level Y=25).
2.2.1 Color Temperature setting in RGB Mode:
(1) Turn on Color Analyzer CA-100 and reset CA-100.
(2) Switch PDP input to RGB mode, press the "Recall" key on remote control to
have PDP set in factory default status.
(3) Set up Video Pattern Generator (Chroma, Model= C2226). Timing set = 640 x
480 @ 60Hz; Video = Analog, this is the RGB output mode. Connecting PDP
RGB input to Chroma to receive RGB signal.
(4) Dark level and bright level center block definition:
A. Dark level center block definition:
3-4
VER1.0