Zenith Z50PX2D Series Service Manual page 11

7. Adjustment of White Balance
7-1. Required Equipment
(1) Color analyzer (CA-100 or similar product)
(2) Automatic adjustor (with automatic adjustment hour
necessity and the RS-232C communication being possible)
(3) Pattern Generator(MSPG-925FA): DVI Output
[ [ RS-232C Command
RS-232C COMMAND
Cool Med Warm
R Gain jg ja
G Gain jh jb
B Gain ji jc
R Cut
G Cut
B Cut
RS-232C COMMAND
Cool Med Warm
R Gain jg ja
G Gain jh jb
B Gain ji jc
R Cut
G Cut
B Cut
7-3. Adjustment of White Balance
Operate the Zero-calibration of the CA-100, then attach
O
sensor to PDP module surface when you adjust.
Manual adjustment is also possible by the following sequence.
O
(1) Enter 'Ez - Adjust' by pressing ADJ KEY on the Service
Remote Control.
(2) Select "8. WHITE PATTERN" using CH +/- Key and HEAT
RUN at least 30 minutes by pressing the ENTER Key.
(3) Receive the Window pattern signal from Digital Pattern
Generator. (AV Input: connect the 'HDMI')
(4) After attaching sensor to center of screen, select '5. White-
Balance' of 'Ez - Adjust' by pressing the ADJ KEY on the
Service R/C. Then enter adjustment mode by pressing the
Right KEY (G) .
ADJUSTMENT INSTRUCTIONS
(Automatic Adjustment)
CENTER(DEFAULT)
Min
Cool Med
jd 00 C0 C0
je 00 91 B3
jf 00 4C 95
40 40
40 40
40 40
CENTER(DEFAULT)
Min
Cool Med
jd 00 b8 c0
je 00 bd b8
jf 00 c0 b1
40 40
40 40
40 40
(5) Adjust the Hight Light using R Gain/G Gain(Cool).
Adjust the Hight Light using G Gain/B Gain(Medium).
Adjust the Hight Light using G Gain/B Gain(Warm).
(6) Adjust using Volume +/- KEY.
After adjustment is complete, exit the adjustment mode by
pressing the ADJ KEY.
High Level: 216gray
[42"]
[Cool]
X; 0.278±0.002 Y; 0.279±0.002
Color temperature: 11000°K±1000°K
Max
Warm
[Medium]
C0 ff
X; 0.287±0.002 Y; 0.289±0.002
Color temperature: 9300°K±1000°K
BD ff
B7 ff
[Warm]
X; 0.315±0.002 Y; 0.316±0.002
40 7f
Color temperature: 6500°K±1000°K
40 7f
40 7f
[50"]
Max
Warm
c0 ff
96 ff
54 ff
40 7f
40 7f
40 7f
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