To open service mode in Samsung lcd
To open factory mode in Samsung lcd
press power off
display-->menu-->mute-->power on
or
info-->menu-->mute-->power on
this service code is applicable for only samsung lcd and led
for all models
samsung la32c3350
samsung la32r81
samsung la32r71a_b
samsung le40r81
samsung la32m81
samsung la40m81
samsung ln40n81
