[TechAssist] CTC203 No Video (after shorted HOT)
- From: Bil Green <tv.vcrrepair@xxxxxxxxxxx>
- To: ".TECHASSIST @ freelists . org" <techassist@xxxxxxxxxxxxx>
- Date: Thu, 19 Dec 2002 21:31:13 -0800
RCA 27" TV
Model F27442
Chassis CTC203AD5
No video, black screen - Screen will not even light up with
Screen control cranked up (550VDC at screen grid of CRT)
After replacing shorted HOT and regulator transistor (HV OK -
CRT filaments are lit)
CRT tests OK and screen DID light when I shorted Blue Out E-C
SMPS is OK - 138VDC & 16VDC
--
Best regards,
Bil mailto:tv.vcrrepair@xxxxxxxxxxx
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