LG 42LH50 - LCD TV - HOW TO ENTER SERVICE MODE - USB SOFTWARE UPDATE
SERVICE MODE
1) Turn the Set On
2) Simultaneously, Press and “Hold” the Menu Key on the Side Key pad
and Press and “Hold” the Menu Key on the Remote approximately 5 seconds.
3) If Customer’s Menu appears, continue to hold until it disappears.
4) The Service Menu appear
If a Password is required to enter the Service Menu. Enter; [0000]
USB DOWNLOAD
1) Create an LG_DTV folder on the USB Flash Drive
2) Copy new software (xxx.epk) to "LG_DTV" folder. Make sure
to have correct software file.
3) With TV turned on, insert USB flash drive.
4) You can see the message “TV Software Upgrade”
5) Cursor left and highlight "START" Button and push “Enter”
button using the remote control.
6) You can see the download progress Bar.
7) Do not unplug until unit has automatically restarted.
8) When download is completed, you will see “COMPLETE”.
9) Your TV will be restarted automatically.
CAUTION:
Do not remove AC power or the USB Flash Drive. Do not turn off Power,
during the upgrade process.