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Author Topic: wala 24v sa fbt papunta vert. sec.  (Read 1091 times)

Offline delio

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wala 24v sa fbt papunta vert. sec.
« on: January 31, 2012, 07:44:06 PM »
gud day mga sis masters ask ko lang kung walang out sa fbt ng 24v, heater, abl, ano po posible sira...pero meron b+ at collector,,,thanx in advance....
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wala 24v sa fbt papunta vert. sec.
« on: January 31, 2012, 07:44:06 PM »

Offline mcguyver

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Re: wala 24v sa fbt papunta vert. sec.
« Reply #1 on: January 31, 2012, 10:11:18 PM »
sure ka sis na nag oscillate ? screen voltage ba or G2? merun?
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Re: wala 24v sa fbt papunta vert. sec.
« Reply #1 on: January 31, 2012, 10:11:18 PM »

Offline pete

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Re: wala 24v sa fbt papunta vert. sec.
« Reply #2 on: January 31, 2012, 10:14:21 PM »
pag walang secondary output galing FBT malamang naka standby lang ang unit...

check mo ang Base ng H-out kong may .5vac
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Re: wala 24v sa fbt papunta vert. sec.
« Reply #2 on: January 31, 2012, 10:14:21 PM »

Offline lhan

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Re: wala 24v sa fbt papunta vert. sec.
« Reply #3 on: January 31, 2012, 10:27:17 PM »
baka wala hor drive sir kagaya sabi ni master pete, sukatin mo
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Re: wala 24v sa fbt papunta vert. sec.
« Reply #3 on: January 31, 2012, 10:27:17 PM »

Offline NORTH LUZON

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Re: wala 24v sa fbt papunta vert. sec.
« Reply #4 on: January 31, 2012, 10:33:15 PM »
Quote from: delio on January 31, 2012, 07:44:06 PM
gud day mga sis masters ask ko lang kung walang out sa fbt ng 24v, heater, abl, ano po posible sira...pero meron b+ at collector,,,thanx in advance....

shut-off ang unit pag ganito
ang mahirap apg kumpleto ang mga binanggit mo at naka shut-of ang unit
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Re: wala 24v sa fbt papunta vert. sec.
« Reply #4 on: January 31, 2012, 10:33:15 PM »

Offline pEN DoTA

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Re: wala 24v sa fbt papunta vert. sec.
« Reply #5 on: January 31, 2012, 10:53:58 PM »
agree ako sa mga masters. hindi nag oscilate yung fbt mo sis yun ang dahilan wlang mga secondary voltages.
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Offline acer

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Re: wala 24v sa fbt papunta vert. sec.
« Reply #6 on: January 31, 2012, 11:52:31 PM »
tama
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Offline john_dg

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Re: wala 24v sa fbt papunta vert. sec.
« Reply #7 on: February 01, 2012, 12:50:01 AM »
I agree!
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Offline RhUNhA

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Re: wala 24v sa fbt papunta vert. sec.
« Reply #8 on: February 01, 2012, 07:11:57 AM »
korak
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Offline ultrasonic™

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Re: wala 24v sa fbt papunta vert. sec.
« Reply #9 on: February 01, 2012, 09:33:23 AM »

hindi gumana ang FBT  ;D
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Offline aldwin

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Re: wala 24v sa fbt papunta vert. sec.
« Reply #10 on: February 02, 2012, 01:26:28 PM »
walang oscillation...
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Offline tahah14

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Re: wala 24v sa fbt papunta vert. sec.
« Reply #11 on: February 02, 2012, 05:35:20 PM »
basa mode naki abang :)
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Offline aldwin

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Re: wala 24v sa fbt papunta vert. sec.
« Reply #12 on: February 02, 2012, 05:57:11 PM »
Quote from: delio on January 31, 2012, 07:44:06 PM
gud day mga sis masters ask ko lang kung walang out sa fbt ng 24v, heater, abl, ano po posible sira...pero meron b+ at collector,,,thanx in advance....

ang B+ at collector voltage nanggagaling sa PSU kaya meron ka ma measure..tingnan kung meron sa Base...baka naka standby ang unit...press ch+ or Ch-...
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Offline delio

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Re: wala 24v sa fbt papunta vert. sec.
« Reply #13 on: February 03, 2012, 11:27:24 AM »
mga sis masters regarding sa ginagawako na na wala 24v sa fbt, kahit press ko po ang channel ay hindi pa din oscillate ang unit wala din akong masukat na .5vac sa base ng hot, daewoo po pala ang brand ng tv ang reg.ic ay str 59041 hot d1555...pa help naman po,,,salamat
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Offline pete

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Re: wala 24v sa fbt papunta vert. sec.
« Reply #14 on: February 03, 2012, 11:29:53 AM »
check hor. vcc 9vdc sa jungle
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Offline delio

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Re: wala 24v sa fbt papunta vert. sec.
« Reply #15 on: February 03, 2012, 11:39:52 AM »
master pete ask ko lang kung ano ang hor.vcc, censia na newbie lang me...at san ang lacation non...thnx

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Offline pete

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Re: wala 24v sa fbt papunta vert. sec.
« Reply #16 on: February 03, 2012, 11:42:44 AM »
supply po yan ng jungle IC anong ginamit na jungle?
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Offline delio

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Re: wala 24v sa fbt papunta vert. sec.
« Reply #17 on: February 04, 2012, 04:50:03 PM »
toshiba ta8725an ang jungle ic, wala po ako masukat na 9vdc sa hor. vcc sa jungle kundi 6.5vdc...salamat,,,
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Offline pete

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Re: wala 24v sa fbt papunta vert. sec.
« Reply #18 on: February 04, 2012, 06:03:44 PM »
Quote from: delio on February 04, 2012, 04:50:03 PM
toshiba ta8725an ang jungle ic, wala po ako masukat na 9vdc sa hor. vcc sa jungle kundi 6.5vdc...salamat,,,
6.8vdc ok na siguro ang 6.5 dyan
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Offline charile

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Re: wala 24v sa fbt papunta vert. sec.
« Reply #19 on: February 04, 2012, 08:26:47 PM »
Sis try nyo rin I check B+ supply ng Horizontal ocilation transformer baka open droppping resistor usually galing B+ or galing chopper or sometimes continuity mismo ng primary o sec coil ng transformer...
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Re: wala 24v sa fbt papunta vert. sec.
« Reply #19 on: February 04, 2012, 08:26:47 PM »
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