These are step by step to enter or login sony lcd tv factory service mode :
Using the remote control:
1). Turn the TV off.
2).Press {DISPLAY} {5} {VOL+} {POWER ON} buttons.
or
Press {DISPLAY} {5} {POWER ON} buttons.
3).The Service Menu will be displayed.
4).Use numbers {1} and {4} to select the item to adjust.
5).Use numbers {3} and {6} to adjust the value of the data.
6).Press {MUTE} then {ENTER} to save new settings.
7).The words "WRITE" in red will show up in the upper right corner if saved.
8).Turn the TV off to exit the service menu.
Using the remote control:
1). Turn the TV off.
2).Press {DISPLAY} {5} {VOL+} {POWER ON} buttons.
or
Press {DISPLAY} {5} {POWER ON} buttons.
3).The Service Menu will be displayed.
4).Use numbers {1} and {4} to select the item to adjust.
5).Use numbers {3} and {6} to adjust the value of the data.
6).Press {MUTE} then {ENTER} to save new settings.
7).The words "WRITE" in red will show up in the upper right corner if saved.
8).Turn the TV off to exit the service menu.