Make : Samsung Model : CXE1931 TV/VCR Combo Problem : No Vert or Horiz sync in tuner mode. OSD is stable. Tape playback is OK Before we get heavy on this one , is there a common fault for this on this model? Is there a parameter in service mode that may have gotten corrupted? Jeff Stielau Shoreline Electronics Repair 125 Beechtree Lane Westbrook,CT 06498 860-399-1861 Voice 860-664-3535 Fax jstielau@xxxxxxxx Help make your TechAssist online repair tips database better! Submit your fixes here: http://www.circuitwork.com/techassist/tip/#tips To unsubscribe write to: techassist-request@xxxxxxxxxxxxx with unsubscribe in the subject line.