[TechAssist] TS2554C121, 25B800 No Brightness

  • From: "Jim Bailey" <baileystv@xxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Thu, 9 May 2002 13:30:41 -0400


Hi Guys,
I would like to know if anybody might have a tip on this set it came in with
sound but no picture if you turn up the screen control you can get a bright
picture with retrace lines with no video present, I have checked out the
video IC'S on CRT board and the voltage are high like it was unloaded,
example screen voltage 509 is 612 vdc. Also I have no video signal at the
CRT module. Question could anything in the vertical circuit kill the
Luminance circuit or video circuit?
Thanks in advance, Jim

MODEL: TS2554 C121
CHASSIS: 25B800
PROBLEM: SOUND NO PICTURE

Jim Bailey,
Bailey's TV Sales & Service
Buckhannon, WV

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