Samsung CS-721 TV Service menu

Samsung CS-721

Samsung CS-723

SCT52A CTV Service Menu, before you change any value please write down all original data to avoid serious damage.
Press button PICTURE OFF --> SLEEP --> P.STD -->
MUTE --> PICTURE ON
Use channel up/down to select
Use volume up/down to change the data value.

Samsung CS-721 TV Service menu

Photo credit : imactoy.com