32LH1DC1 - LG TV Service Manual (repair manual). Page 15

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11) Check if the Downloading process is as following and wait

until it completes. (Make sure the power is not disconnected
before the download is complete.)

12) When the downloading process is completed and it shows the

menu screen, turn off TV and then turn it on again.

13) Change the RS-232C SELECT Switch on the rear part of TV

into the NORMAL(DTV) and turn it off.
Turn it on again after 5 seconds.

14) Check the PTC Version from Service Menu of the TV.

(3) RF Upgrade

This is how to upgrade program in the TV set without any
separate equipment.
ATSC Stream generator sends the stream with the upgrade
program, and the “SW Upgrade” is selected from the service
menu of the TV to execute the setting.

- Select RF Mode(Air or Cable) : Press the left/right button on the 

remote controller to select 0(Air) or 1(Cable).

- RF Freq : Select the channel number including the upgrade 

program Stream.

- FE Mode(VSB/64QAM/256QAM) : Use the left/right button 

of the remote controller to select 0(VSB), 1(64QAM) or 2(256QAM).
But you must not set 64QAM/256QAM for Air.

After completing the all the settings, select upgrade start to
start the upgrade.
When all the upgrade is normally completed, the system will
automatically reboot. Even if it fails, you must turn the power
off and then turn it back on to return to its normal condition.

(4) EDID Data Write : RGB PC port, HDMI port EDID down load 

(Read/Write)

• Required equipment : PC, EEPROM Programmer(Ex : UprogHS 48

Potable), HDMI EDID Cable, RGB PC EDID
Cable

• S/W : Ex)Uprog.exe

[Wiring diagram of EEPROM 24LC02 and RGB PC EDID Cable]

[Wiring diagram of EEPROM 24LC02 and HDMI EDID Cable]

[Data read of EEPROM using RGB PC port and HDMI port]

1)

Connect the USB port of the PC and the UprogHS 48 Potable
using the USB Cable, and connect the UprogHS 48 Potable with
the TV using the HDMI and RGB PC EDID Cable.

2)

Execute the UprogHS 48 Potable program.

3) Click on the Device         button and select the 24LC02B/TSOP as

the Device.

4) Click on the Read button of the SINGLE TAB to read the Data of

EEPROM.

5) Proceed by clicking on the               button.
6) After checking the                                , compare the Data Read

from EEPROM with the Default Data.

7) To save the Data in the BUFFER, click on the                button of Buffer

group, and then click on                button of the Save File window.

8) Save the file in “.dat” format and end the program.