19LU4000, 19LU4010 (CHASSIS:LD91A) - LG TV Service Manual (repair manual). Page 10

4) Updating is staring.

5) Fishing the version uploading, you have to put USB stick

and “AC Power” off.

6) After putting “AC Power” on and check updated version on

your TV.

* If downloading version is more high than your TV have,

TV can lost all channel data. In this case, you have to
channel recover. if all channel data is cleared, you didn’t
have a DTV/ATV test on production line.

* After downloading, have to adjust Tool Option again.

1) Push "IN-START" key in service remote controller 
2) Select “Tool Option 1” and Push “OK” button.
3) Punch in the number. (Each model hax their number)
4) Completed selecting Tool option.

(1) ADC

• Input signal : Component 480i
• Signal equipment displays.

- Component 480I

MODEL: 209 in Pattern Generator(480i Mode)
PATTERN : 65 in Pattern Generator(MSPG-925 SERIES)

G

” key at “5. ADC

Calibration”

<Caution> Using ‘power on’ button of the Adjustment R/C ,

power on TV.

* ADC Calibration Protocol (RS232)

Adjust Sequence
• aa 00 00 [Enter Adjust Mode]
• xb 00 40 [Component1 Input (480i)]
• ad 00 10 [Adjust 480i Comp1]
• xb 00 60 [RGB Input (1024*768)]
• ad 00 10 [Adjust 1024*768 RGB]
• aa 00 90 End Adjust mode
* Required equipment : Adjustment R/C.

(1) Check display and sound

· Check Input and Signal items. (cf. work instructions)
1. TV
2. AV (SCART1/SCART2/ CVBS)
3. COMPONENT (480i)
4. RGB (PC : 1024 x 768 @ 60hz)
5. HDMI
6. PC Audio In 

* Display and Sound check is executed by Remote controller.

- 10 -

Model 

Tool option1  Tool option2 Tool option3  Tool option4

19LU40xx

1025

1570

1440

3584

Item CMD1 CMD2 

 

Data0

Adjust

A

A

0

0 When transfer the ‘Mode In’,

‘Mode In’

Carry the command.

ADC Adjust

A 

D

1

0 Automatically adjustment

(The use of a internal pattern)

Adjustment pattern