42LV3400-TA (CHASSIS:LB01U) - LG TV Service Manual (repair manual). Page 13

* Detail EDID Options are below

ⓐ Product ID

ⓑ Serial No: Controlled on production line.

ⓒ Month, Year: Controlled on production line:

ex) Week : ‘01’ -> ‘01’

Year : ‘2011’ -> ‘15’ fix

ⓓ Model Name(Hex):

ⓔ Checksum: Changeable by total EDID data.

ⓕ Vendor Specific(HDMI)

• Press “Power on” key of service remocon.

(Baud rate : 115200 bps)

• Connect RS232 Signal Cable to RS-232 Jack.
• Write Serial number by use RS-232.
• Must check the serial number at the Product/Service

info..(menu key -> red key -> select product/Service info)

CMD : A0h
LENGTH : 85~94h (1~16 bytes)
ADH : EEPROM Sub Address high (00~1F)
ADL : EEPROM Sub Address low (00~FF)
Data : Write data
CS : CMD + LENGTH + ADH + ADL + Data_1 +…+ Data_n
Delay : 20ms

* Description

FOS Default write : <7mode data> write
Vtotal, V_Frequency, Sync_Polarity, Htotal, Hstart, Vstart, 0,
Phase
Data write : Model Name and Serial Number write in

EEPROM,.

A. Serial number D/L is using of scan equipment.
B. Setting of scan equipment operated by Manufacturing

Technology Group.

C. Serial number D/L must be conformed when it is produced

in production line, because serial number D/L is mandatory
by D-book 4.0.

* Manual Download (Model Name and Serial Number)

If the TV set is downloaded by OTA or Service man, sometimes
model name or serial number is initialized.(Not always)
There is impossible to download by bar code scan, so It need
Manual download.
1) Press the ‘Instart’ key of Adjustment remote control.
2) Go to the menu ‘6.Model Number D/L’ like below photo.
3) Input the Factory model name(ex 32LV2510-TB) or Serial

number like photo.

4) Check the model name Instart menu. -> Factory name

displayed. (ex 32LV2510-TB)

5) Check the Product/Service info..(Menu key -> Red key ->

Select product/Service info) -> Buyer model displayed. (ex
32LV2510-TB)

Model Name

HEX

EDID Table

DDC Function

HD/FHD Model

0001

01 00

Analog/Digital

- 13 -

MODEL

MODEL NAME(HEX)

all

00 00 00 FC 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20

INPUT

MODEL NAME(HEX)

HDMI1 67030C001000B82D

HDMI2 67030C002000B82D

HDMI3 67030C003000B82D

CMD 

LENGTH

ADH 

ADL 

DATA_1

. . . 

Data_n 

CS 

DELAY 

No. Adjust 

mode 

CMD(hex)

LENGTH(hex)

Description 

1 

EEPROM WRITE 

A0h 

84h+n 

n-bytes Write (n = 1~16)