Read LG 32LC2D (CHASSIS:LB61A) Service Manual online
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9. Adjustment of White Balance
9-1. Required Equipment
(1) Color analyzer (CA-210 or similar product)
(2) Automatic adjustor (with automatic adjustment hour
(2) Automatic adjustor (with automatic adjustment hour
necessity and the RS-232C communication being possible)
9-2. Connection Diagram of Equipment
for Measuring
(Automatic Adjustment)
9-3. Process of automatic adjustment
(1) As using the white pattern for adjustment the inner part,
HDMI connection need not. But as lower part, the RS-232C
Command is used.
Wb 00 00 start of automatic adjustment the white balance.
Wb 00 10 Start of gain adjustment.(inside pattern)
Ja 00 ff Adjustment Date.
Jb 00 c0
...
Wb 00 1f Ending gain adjustment.
As occasion demands , adjust the offset.
( Wb 00 20(Start) , Wb 00 2f(end))
Wb 00 10 Start of gain adjustment.(inside pattern)
Ja 00 ff Adjustment Date.
Jb 00 c0
...
Wb 00 1f Ending gain adjustment.
As occasion demands , adjust the offset.
( Wb 00 20(Start) , Wb 00 2f(end))
Caution) When you adjust, automatically, RS-232C
Command is used.
[ RS-232C Command
(Automatic Adjustment)
216 FULL WHITE
CVBS Part
PDP MONITOR
COLOR
ANALYZER
TYPE; CA-100
<Fig. 6> Connection Diagram of Automatic Adjustment
R Gain
G Gain
B Gain
R Offset
G Offset
B Offset
CENTER
(DEFAULT)(Hex)
00
00
00
D0
D0
D0
7f
7f
7f
Min
Max
(Hex)
C0
C0
C0(Fix)
40
3E
41
Cool
C0
C0(Fix)
C0
41
3E
42
Mid
C0(Fix)
C0
C0
3E
3E
40
Warm
RS-232C COMMAND
[CMD ID DATA]
Jg
Jh
Ji
lp
lq
lr
Cool
Ja
Jb
Jc
lj
lk
ll
Mid
Jd
Je
Jf
lm
ln
lo
Warm
8-4. Act or set the EDID S/W
1) As above Fig. 6, Connect the Set, EDID Download Jig, PC
& Cable.
2) Turn on the PC & EDID Download Jig. And Execute the
S/W : EDID TESTER Ver,2.5.
3) Set up S/W option.
Repeat Number : 3
Device Address : A0
PageByte : 8
Device Address : A0
PageByte : 8
8-5. How to use the EDID S/W
1) Init the data.
2) Load the EDID data.(Open File)
3) Press the “Write Data & Verify”button. and input the
data.
4) If the writing is finished, you will see the “OK” message.
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