Read LG Z47LCD4F Service Manual online
* RS-232C Command
(Automatic Adjustment)
- LA75C Chassis Model All
7-4. White Balance Adjustment(Manual)
(1) Test Equipment: CA-210
(2) Manual adjustment sequence is like bellowed one.
1)Turn to "Ez-Adjust" mode with press ADJ button of
service remocon.
2) Select "9.Test Pattern" with CH+/- button and press
enter. Then set will go on Heat-run mode. Over 30
minutes set let on Heat-run mode.
minutes set let on Heat-run mode.
3) Let CA-210 to zero calibration and must has gap more
10cm from center of LCD module when adjustment.
4) Press "ADJ" button of service remocon and select
"6.White-Balance" in "Ez-Adjust" then press "
G
" button
of navigation key. (When press "
G
" button then set will
go to full white mode)
5) Adjust at three mode (Cool, Medium, Warm)
- When R Gain is fixed at 192
: Control G Gain and B Gain by reducing them from 192.
- When B Gain is fixed at 192,
: Control R Gain and G Gain by reducing them from 192.
- When G Gain is fixed to 192,
: Control R Gain and B Gain by reducing them from 192.
Fix one of three Gains (R Gain, G Gain, and B Gain) at 192
and control the other two by reducing values from 192 to
prevent it from increasing.
and control the other two by reducing values from 192 to
prevent it from increasing.
(When RGB Gains are all 192, the module is in full dynamic
range.)
range.)
R Gain
G Gain
B Gain
R Cut
G Cut
B Cut
jg
jh
ji
Cool
ja
jb
jc
Mid
RS-232C COMMAND
[CMD ID DATA]
CENTER
(DEFAULT)(Decimal)
jd
je
jf
00
00
00
192
192
192
Warm
Min
Max
(Deci
mal)
64
64
64
Cool
64
64
64
Mid
64
64
64
Warm
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