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Service manuals & datasheets => CRT TV forum => Topic started by: WILLYAM1 on June 30, 2009,13:39:08

Title: TV JVC AV-K21T2
Post by: WILLYAM1 on June 30, 2009,13:39:08

hi everyone.
problem set is dead and ticking.
high voltage trans 2sd1878 is shoralso elec capi in psu output has changed .
tv o.k   ialso changed elec capi dry in vertical.
i notice h.v tra is hot .turn off tv put cold sprey turn on and know timer led orenge flickering and no high voltage 'vcc 115v ok no high pulse in colector of h.v trans.
need schematic .
willyam1

Title: Re: TV JVC AV-K21T2
Post by: lubos55 on July 01, 2009,01:58:44

Quote from: WILLYAM1 on June 30, 2009,13:39:08

hi everyone.
problem set is dead and ticking.
high voltage trans 2sd1878 is shoralso elec capi in psu output has changed .
tv o.k   ialso changed elec capi dry in vertical.
i notice h.v tra is hot .turn off tv put cold sprey turn on and know timer led orenge flickering and no high voltage 'vcc 115v ok no high pulse in colector of h.v trans.
need schematic .
willyam1

Hi,manual is here.Sorry,when I uploading file the site show this error mesage -The upload folder is full. . Please try a smaller file and/or contact an administrator.My file have 4MB

I was send the file to your email.

Title: Re: TV JVC AV-K21T2
Post by: WILLYAM1 on July 01, 2009,15:50:00

thank you very much mr lubos55.
the servis manual very helpfull.
willyam1   :clap:

Title: Re: TV JVC AV-K21T2
Post by: lubos55 on July 01, 2009,17:42:04

Quote from: WILLYAM1 on July 01, 2009,15:50:00

thank you very much mr lubos55.
the servis manual very helpfull.
willyam1   :clap:

It is OK,and where was the problem on your TV???

Title: Re: TV JVC AV-K21T2
Post by: DesperateHousewives on July 30, 2009,23:41:50

thank you
It's helpful for me

Title: Re: TV JVC AV-K21T2
Post by: WILLYAM1 on September 07, 2009,13:59:15

hi lubos55.
sorry for latest answer problem was tr fet open wasnt passing the hor pulses to horizantal transistor.
willyam1