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Author Topic: Sanyo TV ST-21CF1 No Sounds.  (Read 2265 times)

Offline ßlaze25

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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #40 on: May 12, 2012, 04:58:03 PM »
24C161 ic baka bumigay na ito nakalikot ko pa naman ito kahapon sa service mode pero ok pa naman ito kahapon hanggang umuwi ako ngayong umaga pagbukas ko ayaw na nakailaw na lang iyong standby pilot lamp niya pero walang indications pag i press mo chanel button or no raster and HV.
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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #40 on: May 12, 2012, 04:58:03 PM »

Offline ßlaze25

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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #41 on: May 12, 2012, 09:15:12 PM »
mga masters update ko lang kung bakit kaya ayaw na magpower ito di na po sumisipa ang HV niya wala naman ako ginalaw dito kahapon at check ko posible loose conection ok naman..,laking disgrasya ito lagot ako sa may ari,dati sounds lang problema ngayon ayaw na mag on hu hu..,HELP.
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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #41 on: May 12, 2012, 09:15:12 PM »

Offline comtronixs

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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #42 on: May 12, 2012, 11:13:16 PM »
minsan di talaga maiiwasan yan na manganak ang sira.. baka naman may nakaligtaan kalang sir. power mo muna via remote
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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #42 on: May 12, 2012, 11:13:16 PM »

Offline ßlaze25

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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #43 on: May 13, 2012, 06:43:17 AM »
Quote from: comtronixs on May 12, 2012, 11:13:16 PM
minsan di talaga maiiwasan yan na manganak ang sira.. baka naman may nakaligtaan kalang sir. power mo muna via remote
na try ko na din pero ayaw talaga sir.
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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #43 on: May 13, 2012, 06:43:17 AM »

Offline ßlaze25

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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #44 on: May 13, 2012, 04:00:28 PM »
Bigyan niyo naman ako ng malinaw na guide para mabuhay ko ito ulit step by step po waaa hu hu hu hu...
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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #44 on: May 13, 2012, 04:00:28 PM »

Offline Macoy8932

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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #45 on: May 13, 2012, 06:06:23 PM »
5Q0765RT ba main regulator nya?
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Offline ßlaze25

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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #46 on: May 13, 2012, 07:08:47 PM »
Quote from: Macoy8932 on May 13, 2012, 06:06:23 PM
5Q0765RT ba main regulator nya?
di ako sure sir di ko nasilip kanina sa shop,pero siguro pag iyan ang main regulator ng Sanyo St 21CF1 malamang ganun nga iyon.
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Offline ßlaze25

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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #47 on: May 14, 2012, 09:44:47 AM »
Chassis AC6A1 ...Regulator IC STR W6753

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Offline ßlaze25

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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #48 on: May 14, 2012, 11:51:54 AM »
B+ measure is 125v mga master..
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Offline comtronixs

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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #49 on: May 14, 2012, 12:37:17 PM »
load ka kaya ng bagong dumps
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Offline ßlaze25

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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #50 on: May 14, 2012, 01:10:39 PM »
Quote from: comtronixs on May 14, 2012, 12:37:17 PM
load ka kaya ng bagong dumps

wala ako idea paano magload ng dumps sir..
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Offline ßlaze25

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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #51 on: May 14, 2012, 01:51:55 PM »
Naku abnormal pala 9v neto galing sa transistor C2026 regulator yata ito ng 9v normal naman input nia galing secondary is 50v kaso output ng c2026 is 0.4v lang,sa 5v eh stable nman,ano sa tingin niyo mga masters sira na c2026 at iyon ba dahilan at di na magpower?
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Offline DSM_elektronix_shop

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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #52 on: May 14, 2012, 02:44:09 PM »
anng part ba ng transistor nag-in ang supply input sa collector ba??

pakilinaw...

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Offline ßlaze25

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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #53 on: May 14, 2012, 03:41:43 PM »
Quote from: DSM_elektronix_shop on May 14, 2012, 02:44:09 PM
anng part ba ng transistor nag-in ang supply input sa collector ba??

pakilinaw...






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Offline comtronixs

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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #54 on: May 14, 2012, 06:04:55 PM »
buo ba yang trans nayan  kapg itest mo out of cirucit  kung ihang mo yang d681
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Offline ßlaze25

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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #55 on: May 14, 2012, 06:09:17 PM »
Quote from: comtronixs on May 14, 2012, 06:04:55 PM
buo ba yang trans nayan  kapg itest mo out of cirucit  kung ihang mo yang d681
na hang ko na din d681 and test voltage reading at walang pinagbago po still .4volts read.
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Offline ultrasonic™

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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #56 on: May 14, 2012, 06:24:25 PM »
may in pero wlang out ?


nasa  apat lng na napabilog sa diagram ang dahilan..
open resist, open/leak power tranny
open/leak zener

except kng may over load sa power rail nya...
pakihinang nga muna  ts  ng maisolate mu ang problem
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Offline ßlaze25

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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #57 on: May 14, 2012, 07:04:04 PM »
Quote from: newborn  (^_^ on May 14, 2012, 06:24:25 PM
may in pero wlang out ?


nasa  apat lng na napabilog sa diagram ang dahilan..
open resist, open/leak power tranny
open/leak zener

except kng may over load sa power rail nya...
pakihinang nga muna  ts  ng maisolate mu ang problem
alin po ang ihinang ko master,sensya na po newbie lang OJT ika nga.
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Offline ultrasonic™

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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #58 on: May 14, 2012, 07:28:51 PM »

yun nasa diagram mu na 9V na binilugan na katabi lng ng P.F  ;D
kong anung parts ang nakakabit jan.. nyu mu  muna float ang paa.. then power up kng makakaroon ka ng output voltage jan (9V)
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Offline ßlaze25

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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #59 on: May 14, 2012, 07:59:18 PM »
@newborn salamat sir iyang advise mo una ko titirahin bukas pag open ko ng shop,update ko na lang bukas ito.
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Re: Sanyo TV ST-21CF1 No Sounds.
« Reply #59 on: May 14, 2012, 07:59:18 PM »
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