Question about Samsung Televison & Video
TDA 9381 IC is ok and vedio op ic TDA6107 IC is also ok but picture is dim.Voltages at 51,52,53 are bellow 0.9volts (TDA 9381).
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Posted on Jan 02, 2017
TDA 8362B IC which have vertical freq.output is at pin no.43. (vert.osc) caution for fixing this problem minimise brightness to avoid crt burn. proceed as follows 1 if you are getting sawtooth at output of ic tda 8362 pin 43 then check 1 supply at vertical output ic from eht. 2 yoke connector loose . 3 check vertical output ic parts. 4 finally vertical ic. please check for normal output from power supply even though fault gets rectified just for protection. good luck.
Posted on Sep 23, 2007
IC fault. Replace the TDA9381. If you wish to get some details; check the site linked here. Pull up older posts.
Type in this key phrase " my service table today " in the search box at the top right of the display window of the home page, to get gathered some pages which has the details of practical experiences to the author of that site.
Posted on May 29, 2016
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