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Equipment Repairs => CRT TV forum => Topic started by: sacma on January 11, 2011,17:50:44

Title: CRT TV SAMSUNG CB5366T
Post by: sacma on January 11, 2011,17:50:44

how to test hr 7898 flayback
tv have no picture ,sound was good,if take 20M resistor betwenn gnd (mass) and G2 picture is back

Title: Re: CRT TV SAMSUNG CB5366T
Post by: Turnip on January 18, 2011,13:07:43

Hi Sacma,

20 meg between (G2) A1 and deck (mass) giving black seems normal - so what do you get normally ? give us lots'a piccies and such - Chris.

Title: Re: CRT TV SAMSUNG CB5366T
Post by: epi on January 30, 2011,10:18:30

Check the ABL circuit, pin 8 of the LOPTX, not sure of your circuit maybe RR401(1K), R411(100K), R412(100K) and C405(100n).

Frank

Title: Re: CRT TV SAMSUNG CB5366T
Post by: Turnip on February 01, 2011,13:14:25

Hi Frank,

Guess he has bought a new set - and us with all those old LOPTs to shift - Chris.