LG RE-28FZ30RQ Service Manual page 9

2. Preliminary steps
(1) Tune the TV set to receive an 100% white pattern.
(2) This adjustment should be perfomed after screen voltage
adjustment.
3. Adjustment
D ,E key to select adjustment item.
(1) Press the CH
(2) Press the VOL F ,G key to change data.
(3) Adjustment preliminary steps.
a.In items of picture adjustment,adjust until "CONTRAST"
and "BRIGHT" become 45 Ft_L(153Cd/m
b. Press the SVC key to enter adjustment mode.
c. Adjust the Y value of High Light with R-DRIVE and
adjust the X value with B-DRIVE until they have the
color coordinate of High Light as below.
d. In items of picture adjustment,adjust until "CONTRAST"
and "BRIGHT" become 4.5 Ft_L(15.4FT-L).
e. Enter the adjustment mode by pressing the SVC key.
f. Adjust the Y value of Low Light with R-CUTOFF and
adjust the X value with B-CUTOFF until they have the
color coordinate of Low Light as below.
Color temperarure. X coordinate Y coordinate
13000K 266 ± 8
9000K 288 ±8
Item
SERVICE1
CR(0~511)
CG(0~511)
CB(0~511)
WR(0~511)
WG(0~511)
WB(0~511)
SBRI(-255 ~ 254)
YCDEL
IIC DATA SETTING
R AMP
OFFSE DATA 0
IIC WRITE
SUB ADD 1C8
START BIT 8
STOP BIT 0
EEPROM
30,31
SUB ADD
SLAVE ADDRESS(WRITE) SUB BRIGHT CONTROL DATA
IC 8A EEPROM A0
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).
2
Remark
273 ± 8 Non EU(except model)
295 ± 8 EU (RE,RL model)
PH 32" FLAT SS 29" FLAT SS 28" FLAT
256 256
256 256
256 256
256 256
256 256
256 256
20 20
-2 -2
R CUT B AMP
3 1
1C3 1CA
8 8
0 0
2A,2B 34,35
SPEED
2
g.Repeat adjusting until the color coordinate of High and
Low Light is satisfied.
h.Check the color coordinate of adjusted condition with
white balance meter.
Remark
256 LOW LIGHT adjument
256 LOW LIGHT adjument
256 LOW LIGHT adjument
256 HIGH LIGHT adjustment
256 HIGH LIGHT adjustment
256 HIGH LIGHT adjustment
20 SUB BRIGHT adjustment
-2
B CUT SUB BRIGHT
2
1C5
8
0
2E,2F
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