740N blank screen
740N buzz on startup, buzz fades, normal operation. Then blank screen, plower led on. No ''check signal'' message, VGA / no VGA Need to ID capacitors in backlight power system.
Computers & Internet - Samsung - SyncMaster - SyncMaster 740N 17" LCD Monitor
Answers & Comments
I would inspect all the caps, if you find even one bulging top/leak you should replace them as a set.
See failed SAMSUNG here, use good caps, such as PANASONIC FM or FC series from DIGIKEY.
http://s807.photobucket.com/home/budm/allalbums
http://en.wikipedia.org/wiki/Capacitor_plague
http://www.badcaps.net
Service manuals:
http://elektrotanya.com/?q=showresult&megnev=SAMSUNG megnev2 =% 20 & 740N = & Category = & kat2 schematics