[TechAssist] Re: GE 27GT615 CTC177BH2 in HV shutdown

  • From: mebonnell@xxxxxxxxx (Old TV Man)
  • To: techassist@xxxxxxxxxxxxx
  • Date: Thu, 25 Nov 2004 15:03:21 -0600

EEPROM is 224281. If you need one I have some pre-programmed. 

Max Bonnell
Bonnell TV
Robinson, IL
 
Sender: techassist-bounce@xxxxxxxxxxxxx From:
llw@xxxxxxxxxx(LeRoy=A0Westlund) Date: Thu, Nov 25, 2004, 9:44am (CST-1)
To: techassist@xxxxxxxxxxxxx Subject: [TechAssist] Re: GE 27GT615
CTC177BH2 in HV shutdown Reply=A0to: techassist@xxxxxxxxxxxxx 

Always try another EPROM when you have unsolvable shutdown problems on
the CTCxxx chassis. Install an 8-pin socket to save on trace damage. It
may be that the horz freq. is simply too far off. This will cause the
high voltage to rise, and the set will shut down. 
HTH,

LLW 
LeRoy Westlund
Westlund TV & Electronics 
97 North Main =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 "
I forgot,..to remember,..
Centerfield, UT 84622-0087 =A0 =A0 =A0 =A0 =A0 to forget "
Ph./Fax 435-528-3822 
mailto:LLW@xxxxxxxxxx 

-----Original Message----- 
From: Peter oliver <oliver_peter1@xxxxxxxxxxx>
To: techassist@xxxxxxxxxxxxx <techassist@xxxxxxxxxxxxx>
Date: Wednesday, November 24, 2004 5:50 PM
Subject: [TechAssist] GE 27GT615 CTC177BH2 in HV shutdown 
GE
27GT615
CTC177BH2 

=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=
=A0=A0=A0Appears
to be in an odd HV shutdown???---Push power clicks a high pitch
momentary squeel then cycles. On my Sencore VA62 the flyback gives 41-45
rings. B+ appears to be high at about 174v Have checked a number of caps
in the horz section and tested diodes also. The set will run with a
vertical line if the horizontal yoke plug is pulled (it rings 25x) 

Peter Oliver
Tucson Radio TV 
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