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Equipment Repairs => LCD TV forum => Topic started by: WILLYAM1 on August 07, 2010,00:50:39

Title: graetz-grlcd3271 hd
Post by: WILLYAM1 on August 07, 2010,00:50:39

hello everyone.
its a chasis  vestel with p.s 17wp-9.
problem is by power stb led is on (blue)with power remot led is offscreen is on for few sec and then screen is off no backlight sound ok all voltage from p.s ok 24v is steel  .
is it inverter or ccfl or mainboard the inverteris 4H-V1448.371/C1 or VK89144J0206.
anyone hade same problem in vestel chasis?????.
willyam1

Title: Re: graetz-grlcd3271 hd
Post by: mulja on August 07, 2010,07:47:22

Do you have power baord
17pw15-9

then check on PL802 pin 1 and 2 blue and yellow wire 3.3v and 2.5 is there
then your main board working
 :wink1: