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Author Topic: vertical line  (Read 412 times)

Offline dEn:)

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vertical line
« on: May 01, 2012, 04:33:53 PM »
patulong nman po mga master.... hind po maalis yong vertical line nya pinalitan ko na vertical ic tsaka yong mga ecaps sa suply pati sa b+ ganon parin.... pag pinihit ko naman pataas yong screen gumagalaw lng pataas  yong vertical line hangang lumabas na yong retrace line... Sa voltage check negative probe sa chasis ground
my reading sya na 12vdc sa vertical then sa secondary ng choper 12v,9v,100vdc. model TCL-14175 po ito "14



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vertical line
« on: May 01, 2012, 04:33:53 PM »

Offline MX45

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Re: vertical line
« Reply #1 on: May 01, 2012, 04:56:48 PM »
TCL pala ito..palit ka muna ng eeprom para iwas duda at maka pag umpisa ka sa ibang stages ng trouble shooting.
Gawin mo ang nais mo, sundin mo ang gusto mo dahil ikaw o ang sarili mo ang hari ng yung kagustuhan...

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Re: vertical line
« Reply #1 on: May 01, 2012, 04:56:48 PM »

Offline dEn:)

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Re: vertical line
« Reply #2 on: May 01, 2012, 05:10:55 PM »
kelangan po ba palitan ko na yong ic mismo.....ginagawa ko po kac read and write lng ng panibagong data using ponyprog....

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Re: vertical line
« Reply #2 on: May 01, 2012, 05:10:55 PM »

Offline mcleod

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Re: vertical line
« Reply #3 on: May 01, 2012, 05:46:27 PM »
kelangan po ba palitan ko na yong ic mismo.....ginagawa ko po kac read and write lng ng panibagong data using ponyprog....
subukan mo muna palitan yung favorite ecaps ko xx uf (22 or higher value common din 47 uf) / 250 V. pag ala pa din sunod mo yung mga iba sa horizontal section ecaps isa-isa lang para malaman mo kung alin ang salarin. I-assume ok ang picture and sound, tuner and A/V mode may retrace lines lang, right???

And correction ts, horizontal lines yan based sa picture mo sa taas!  ;D ;D ;D
What makes you think, we owe you an answer? Ask and you shall receive... but all in the proper time.

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Re: vertical line
« Reply #3 on: May 01, 2012, 05:46:27 PM »

Offline dEn:)

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Re: vertical line
« Reply #4 on: May 01, 2012, 06:22:21 PM »
Quote
subukan mo muna palitan yung favorite ecaps ko xx uf (22 or higher value common din 47 uf) / 250 V. pag ala pa din sunod mo yung mga iba sa horizontal section ecaps isa-isa lang para malaman mo kung alin ang salarin. I-assume ok ang picture and sound, tuner and A/V mode may retrace lines lang, right???

And correction ts, horizontal lines yan based sa picture mo sa taas!   

pasinsya na po nlito lang.... ;) ;)

tama po kayo master ok po lahat may retrace line lang.... ;D ;D ;D

yon pong ecap na sinasabi nyo 250v don po ba yon sa suply ng video papuntang crt board???????

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Re: vertical line
« Reply #4 on: May 01, 2012, 06:22:21 PM »

Offline MX45

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Re: vertical line
« Reply #5 on: May 02, 2012, 09:34:36 AM »


yon pong ecap na sinasabi nyo 250v don po ba yon sa suply ng video papuntang crt board???????
[/quote]


tama ka sis..
Gawin mo ang nais mo, sundin mo ang gusto mo dahil ikaw o ang sarili mo ang hari ng yung kagustuhan...

Offline dEn:)

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Re: vertical line
« Reply #6 on: May 02, 2012, 11:23:41 AM »
actual replacement na po ginawa ko d2 250v 10uf hind parin maAlis yong tatlong horizontal line....pag nka tuner mode nman my time na wala pero pag napatapat sya sa white display tlagang maki2ta mo yong horizontal line.... ilang ulit ko na din sinuyod vertical section wala prin.....

Offline ultrasonic™

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Re: vertical line
« Reply #7 on: May 02, 2012, 11:39:35 AM »
pag nawala na sa suspect ang EEPROM

parang may  kapos  kang supply  sis ;D
hulaan mu  nlng  kong saan  ;D
pag sigurado ka ng di ka kinakapos

sumuyod ka sa vert. side.. tirahin mu ang mga resist...........  ;D

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Offline mcleod

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Re: vertical line
« Reply #8 on: May 02, 2012, 12:24:13 PM »
actual replacement na po ginawa ko d2 250v 10uf hind parin maAlis yong tatlong horizontal line....pag nka tuner mode nman my time na wala pero pag napatapat sya sa white display tlagang maki2ta mo yong horizontal line.... ilang ulit ko na din sinuyod vertical section wala prin.....


sis nagawa mo na ba suggestion ni sis mx45 at follow up ni sis ultrasonic about eeprom ic mo?

sinuyod as in kumuha ka suklay pang kuto!  ;D ;D ;D  joke! paano suyod po nagresolder ka or pinalitan mo ang mga electrolytic capacitors? from ultrasonic: isama resistors. + coil / inductor and i-consider din ang diode, at other caps.
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Offline Tripler02

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Re: vertical line
« Reply #9 on: May 02, 2012, 09:36:27 PM »
check mylar sa vertical out.direct sub..
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Offline enriz622

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Re: vertical line
« Reply #10 on: May 25, 2012, 09:22:31 PM »
musta na to?

Offline jeproks69

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Re: vertical line
« Reply #11 on: May 25, 2012, 09:28:42 PM »
it might be some elec  parts out of tolerance na.like resistor , me leak caps.

Offline Disabled

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Re: vertical line
« Reply #12 on: May 25, 2012, 09:28:56 PM »
matambay nga...

Offline jeproks69

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Re: vertical line
« Reply #13 on: May 25, 2012, 09:36:41 PM »
suspect ko capacitor yan. pero pag pagod kana rest ka muna at mag recharge ng energy para ma relax. ganyan kasi troubleshooting minsan di makuha sa 1 tira.

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Re: vertical line
« Reply #13 on: May 25, 2012, 09:36:41 PM »

 

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