LG 32LV3500 Service Manual page 10

* Auto-control interface and directions
1) Adjust in the place where the influx of light like floodlight
around is blocked. (illumination is less than 10 lux).
2) Adhere closely the Color Analyzer (CA210) to the module
less than 10cm distance, keep it with the surface of the
Module and Color Analyzer's Prove vertically.(80º ~ 100º).
3) Aging time
- After aging start, keep the power on (no suspension of
power supply) and heat-run over 15minutes.
- Using 'no signal' or 'full white pattern' or the others, check
the back light on.
• Auto adjustment Map(RS-232C)
RS-232C COMMAND
[CMD ID DATA]
Wb 00 00
Wb 00 ff
RS-232C COMMAND MIN
[CMD ID DATA]
Cool Mid Warm
R Gain jg Ja
G Gain jh Jb
B Gain ji Jc
R Cut
G Cut
B Cut
** Caution **
Color Temperature : COOL, Medium, Warm.
One of R Gain/G Gain/ B Gain should be kept on 0xC0, and
adjust other two lower than C0.
(when R/G/B Gain are all C0, it is the FULL Dynamic Range
of Module)
* Manual W/B process using adjusts Remote control.
• After enter Service Mode by pushing "ADJ" key,
• Enter White Balance by pushing "
Balance".
EZ ADJUST
0. Tool Option1
1. Tool Option2
2. Tool Option3
3. Tool Option4
4. Tool Option5
5. Country Group
6. ADC Calibration
7. White Balance
8. 10 Point WB
9. Test Pattern
10. EDID D/L
11. Sub B/C
* After done all adjustments, Press "In-start" key and
compare Tool option and Area option value with its BOM, if
it is correctly same then unplug the AC cable. If it is not
same, then correct it same with BOM and unplug AC cable.
For correct it to the model's module from factory Jig model.
* Push the "IN STOP" key after completing the function
inspection. And Mechanical Power Switch must be set "ON".
Copyright ©2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
White Balance Start
White Balance End
CENTER
(DEFAULT)
Cool Mid Warm
jd 00 172 192
je 00 172 192
jf 00 192 192
64 64
64 64
64 64
" key at "7. White
G
White Balance
Color Temp.
Cool
R-Gain 172
G-Gain 172
192
B-Gain
R-Cut 64
G-Cut 64
B-Cut 64
Test-Pattern ON
Backlight
100
Reset To Set
4.2. DDC EDID Write (RGB 128Byte )
• Connect D-sub Signal Cable to D-sub Jack.
• Write EDID Data to EEPROM(24C02) by using DDC2B
protocol.
• Check whether written EDID data is correct or not.
* For Service main Assembly, EDID have to be downloaded to
Insert Process in advance.
4.3. DDC EDID Write (HDMI 256Byte)
• Connect HDMI Signal Cable to HDMI Jack.
• Write EDID Data to EEPROM(24C02) by using DDC2B
protocol.
• Check whether written EDID data is correct or not.
* For Service main Assembly, EDID have to be downloaded to
Insert Process in advance.
4.4. EDID DATA
MAX
1) All Data : HEXA Value
2) Changeable Data :
*: Serial No : Controlled / Data:01
**: Month : Controlled / Data:00
192 255
***: Year : Controlled
192 255
****: Check sum
172 255
- Auto Download
64 128
• Enter 'EZ ADJUST' mode by pushing 'ADJ' key,
64 128
• Enter EDID D/L mode.
• Enter 'START' by pushing 'OK' key.
64 128
<Caution> Never connect HDMI & D-sub cable when EDID
* EDID data and Model option download (RS232)
NO
Enter
download Mode 'Mode In'
EDID data and
Model option
download
- 11 -
download
EZ ADJUST
HDMI1
0. Tool Option1
1. Tool Option2 HDMI2
2. Tool Option3
HDMI3
3. Tool Option4
RGB
4. Tool Option5
5. Country Group
Start
6. ADC Calibration
7. White Balance
8. 10 Point WB
HDMI1
9. Test Pattern
HDMI2
10. EDID D/L
11. Sub B/C HDMI3
RGB
Start
Item CMD1 CMD2 Data0
Download A A 0 0
Download A E 00 10 Automatically Download
EDID D/L
NG
NG
NG
NG
Reset
EDID D/L
OK
OK
OK
OK
Reset
When transfer the 'Mode In',
Carry the command.
(The use of a internal pattern)
LGE Internal Use Only