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Author Topic: Sanyo ST-21M8 picture problem  (Read 1611 times)

Offline blackmtx

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Sanyo ST-21M8 picture problem
« on: December 19, 2009, 07:53:25 PM »
ok naman ang sound, pero walang picture. pag power on ko meron ka kaunting maaninag after 2-3 secs wala ka na talagang makita puti na lang. thanks you...
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Sanyo ST-21M8 picture problem
« on: December 19, 2009, 07:53:25 PM »

Offline Vaounsi

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Re: Sanyo ST-21M8 picture problem
« Reply #1 on: December 19, 2009, 08:04:01 PM »
ano po naaninag mo? malabo ba?

chect crt socket baka corrode..

abl cirquit check mo rin change value resistor or open..
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Re: Sanyo ST-21M8 picture problem
« Reply #1 on: December 19, 2009, 08:04:01 PM »

Offline ultrasonic™

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Re: Sanyo ST-21M8 picture problem
« Reply #2 on: December 19, 2009, 08:17:24 PM »
check  kng  may  heater?
umiilaw ba neck ng tube ?
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Re: Sanyo ST-21M8 picture problem
« Reply #2 on: December 19, 2009, 08:17:24 PM »

Offline blackmtx

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Re: Sanyo ST-21M8 picture problem
« Reply #3 on: December 19, 2009, 08:18:58 PM »
ganito po itsura


after 2-3 seconds, ganito na.

]
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Re: Sanyo ST-21M8 picture problem
« Reply #3 on: December 19, 2009, 08:18:58 PM »

Offline blackmtx

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Re: Sanyo ST-21M8 picture problem
« Reply #4 on: December 19, 2009, 08:22:04 PM »
bluish po tapos malabo, meron naman ilaw sa neck ng tube. hinang ko na lahat sa crt, ganun pa rin.
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Re: Sanyo ST-21M8 picture problem
« Reply #4 on: December 19, 2009, 08:22:04 PM »

Offline Vaounsi

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Re: Sanyo ST-21M8 picture problem
« Reply #5 on: December 19, 2009, 08:32:42 PM »
check secondry ecaps baka my leak.. at sa 9v reg ic ecap..
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Offline ultrasonic™

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Re: Sanyo ST-21M8 picture problem
« Reply #6 on: December 19, 2009, 08:37:09 PM »
Quote from: blackmtx on December 19, 2009, 08:18:58 PM


aw  sori  hndi  ko  maxadong  binasa  ang  post  mu..
bakit aku  ngtanong  ng may  heater   na  may  puti  nmn  sa faceplate ng tube? based on ur statement
jejeje   peace  saan saan  ata  lumilipad ang isip ko...  ;D ;D :D :D :D
hmmmmm...

on the  topic:
focus  kau  sa  C board  sa tingin  ko  shorted  yung  BK  nyu...
or  even  yung blue  driver transistor
kng  wla  pa rin  try  mu palitan ang chroma/jungle ic mu

hope makatulong   ;D
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Offline blackmtx

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Re: Sanyo ST-21M8 picture problem
« Reply #7 on: December 19, 2009, 08:39:39 PM »
sir Ac-Dc, try ko po, maraming salamat...

heto naman yung board
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Offline Vaounsi

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Re: Sanyo ST-21M8 picture problem
« Reply #8 on: December 19, 2009, 08:41:00 PM »
Quote from: ultrasonic™ on December 19, 2009, 08:37:09 PM
aw  sori  hndi  ko  maxadong  binasa  ang  post  mu..
bakit aku  ngtanong  ng may  heater   na  may  puti  nmn  sa faceplate ng tube? based on ur statement
jejeje   peace  saan saan  ata  lumilipad ang isip ko...  ;D ;D :D :D :D
hmmmmm...

on the  topic:
focus  kau  sa  C board  sa tingin  ko  shorted  yung  BK  nyu...
or  even  yung blue  driver transistor
kng  wla  pa rin  try  mu palitan ang chroma/jungle ic mu


agreed!! check voltage ka nga po saRGB crt para malaman natin kung my shorted..
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Offline blackmtx

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Re: Sanyo ST-21M8 picture problem
« Reply #9 on: December 19, 2009, 09:05:59 PM »
 maraming salamat po, try ko po mamaya, dinner muna ako, hindi po talaga ako tv technician, computer technician po ako, :)
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Offline blackmtx

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Re: Sanyo ST-21M8 picture problem
« Reply #10 on: December 19, 2009, 09:56:10 PM »
sir ac-dc and sir ultrasonic maraming salamat po sa inyong dalawa, gumana na po, ni resolder ko lang po ung crt socket. :) :) :)

heto na po ang resulta,hehehe



sa ulitin po...
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Offline blackmtx

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Re: Sanyo ST-21M8 picture problem
« Reply #11 on: December 19, 2009, 10:01:08 PM »
paano po pala magbigay ng points sa inyo,hehehe
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Offline dan.enriquez

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Re: Sanyo ST-21M8 picture problem
« Reply #12 on: December 19, 2009, 10:11:56 PM »
congrats BLACKMTX.....
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Offline KANGARO

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Re: Sanyo ST-21M8 picture problem
« Reply #13 on: December 19, 2009, 10:18:07 PM »
sis resolder mo lahat yan baka bumalik,,hirap ng mga sanyo ngaun madali masira
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Offline blackmtx

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Re: Sanyo ST-21M8 picture problem
« Reply #14 on: December 19, 2009, 10:25:41 PM »
sis XIII, ne resolder ko lahat, merong umangat na inductor malapit sa flyback kala ko solve na problema ko, pagbalik ko board, wala pa rin, kaya nagpatulong na ako dito, :) :) :)
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Offline Vaounsi

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Re: Sanyo ST-21M8 picture problem
« Reply #15 on: December 20, 2009, 12:22:15 AM »
 ;
Quote from: blackmtx on December 19, 2009, 10:01:08 PM
paano po pala magbigay ng points sa inyo,hehehe

click recharge mo lng, sa taas ng status kung online o hindi

galing mo naman comtech kana video tech kapa! ;D ;D congrats!
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Re: Sanyo ST-21M8 picture problem
« Reply #15 on: December 20, 2009, 12:22:15 AM »
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