[TechAssist] [Fwd: RCA F25163WN (CTC167C) Q2901 lum. buffer bad again,retrace lines.]

  • From: Phil Bader <philbad@xxxxxxxxxx>
  • To: "techassist@xxxxxxxxxxxxx" <techassist@xxxxxxxxxxxxx>
  • Date: Mon, 24 Sep 2001 13:41:28 -0400



-------- Original Message --------
Subject: RCA F25163WN (CTC167C) Q2901 lum. buffer bad again,retrace
lines.
Date: Mon, 24 Sep 2001 13:40:41 -0400
From: Phil Bader <philbad@xxxxxxxxxx>
Organization: Jan Phyl TV Inc. Winter Haven, Fl.  Estab. 1976
To: "CONSUMERELREPAIR-L@xxxxxxxxxxxxxxxxxxxx"
<CONSUMERELREPAIR-L@xxxxxxxxxxxxxxxxxxxx>

Last week I repaired this for the typical "bright,washed out video with
retrace" by replacing a shorted luminance buffer Q2901. I confess I had
to salvage one from a chassis.( Number on part is 3474). It's
baaack,same symptom and same shorted transistor. Did I just install a
weak used one, or is something else here... And what's a replacement #
for this transistor? Orig# and NTE? Thx-Phil
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