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Author Topic: Notes and trouble shooting on DVD share po natin  (Read 13463 times)
Roland
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« Reply #420 on: November 23, 2011, 11:07:34 AM »

sis Roland eto ba ung asa primary side....db 4 na termina lng un..ung 2 is connected sa main ecap nd regulator..eto bang 2 terminal na natitira ung my diode FR..eto ba ung fedback winding. connectado din eto sa output ng reg.
mismo
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« Reply #420 on: November 23, 2011, 11:07:34 AM »

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Mr Jones
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« Reply #421 on: November 23, 2011, 07:43:08 PM »

mismo

Tnx sa info sis dagdag kaalaman..+1
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jetpro
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« Reply #422 on: January 16, 2012, 10:56:23 AM »

sir newbie po ako... papaano po kung power supply ang problem ng dvd... ok po ang primary pero pag dating po sa secondary ang reading ng tester sa out na voltage unconstant .. gumagalawgalaw ang pointer...
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pete
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« Reply #423 on: January 16, 2012, 12:08:49 PM »

sir newbie po ako... papaano po kung power supply ang problem ng dvd... ok po ang primary pero pag dating po sa secondary ang reading ng tester sa out na voltage unconstant .. gumagalawgalaw ang pointer...

check ecap 1000uf16v    note.. for dvd smps w/o load gumagalaw talaga ang supply
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CASTILLO ELECTRONICS
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« Reply #424 on: January 29, 2012, 08:34:54 PM »

ano trouble kapag nakakaplay ng vcd pero ayaw ng dvd?
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« Reply #425 on: January 29, 2012, 10:12:53 PM »

ano trouble kapag nakakaplay ng vcd pero ayaw ng dvd?
pwede po ang spindle motor kapag mabagal na ang ikot nya..

pero kong good naman ang motor malamang lens narin ang salarin
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CASTILLO ELECTRONICS
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« Reply #426 on: January 29, 2012, 10:21:08 PM »

may pumindot pindot daw nung mga keys sa player mismo ng sabay sabay kaya nagkaganun after, pwede kaya na nacorrupt lang eeprom?
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« Reply #427 on: January 29, 2012, 10:31:49 PM »

may pumindot pindot daw nung mga keys sa player mismo ng sabay sabay kaya nagkaganun after, pwede kaya na nacorrupt lang eeprom?
pwede rin po mas maganda kong ma  test ang memory kong walang error
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CASTILLO ELECTRONICS
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« Reply #428 on: January 29, 2012, 10:59:08 PM »

pwede rin po mas maganda kong ma  test ang memory kong walang error

paano i-test, next base yung brand.
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« Reply #429 on: January 30, 2012, 09:34:10 AM »

paano i-test, next base yung brand.
dapat may programmer spi reader, tapus buksan sa stk

http://www.4shared.com/file/ayxtF7LN/STK_Sunplus_Tool_Kit_023__rev_.html

http://www.4shared.com/file/eS4POJ7P/TOP_MD-8504.html

http://www.4shared.com/file/TIOnMFuP/TOP_MD-8504modded.html

kagaya po nito yung sa taas md-8504 orig  pero may error sya tapus yung sa baba naman modded na sya same files parin pero may correction na ang ROM CRC rom CRC romL



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CASTILLO ELECTRONICS
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« Reply #430 on: January 30, 2012, 10:58:56 AM »

coby porta dvd player. Kapag saksak yung adapter nago-off on and di magplay ang dvd player. Pero okay lang sa battery power. Power socket ba or meron pa bang ibang trouble?
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jimmybravo
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« Reply #431 on: January 30, 2012, 11:30:15 AM »

pahelp po promac dvd, ok ang output ng psu, no display,blinking ang led,then may motorboating sound sa chopper ng psu pero ok ang output ng psu, san kaya to?pahelp po mga masters out there.. Kahit tanggal ko na lhat ng load may motorboating sound pa dn.normal b to?o sira ang chopper?pano maaayos ang chopper maliban sa replace at rewind?any other way?may nbasa kase ako before na itubog daw ang transformer sa shellac,ano b ung shellac na yun?chopper nb tlga to?o may iba pa sira?
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« Reply #432 on: January 30, 2012, 03:40:56 PM »

pahelp po promac dvd, ok ang output ng psu, no display,blinking ang led,then may motorboating sound sa chopper ng psu pero ok ang output ng psu, san kaya to?pahelp po mga masters out there.. Kahit tanggal ko na lhat ng load may motorboating sound pa dn.normal b to?o sira ang chopper?pano maaayos ang chopper maliban sa replace at rewind?any other way?may nbasa kase ako before na itubog daw ang transformer sa shellac,ano b ung shellac na yun?chopper nb tlga to?o may iba pa sira?
actual replace mo ang power supply nyan diba 5v,+12 -12 lang naman yata ang supply nyan 100 lang sa raon yan or kong may sira kang dvd dyan pwede mo hiramin ang power supply  para maka move ka sa trouble shooting
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« Reply #433 on: January 30, 2012, 03:41:53 PM »

coby porta dvd player. Kapag saksak yung adapter nago-off on and di magplay ang dvd player. Pero okay lang sa battery power. Power socket ba or meron pa bang ibang trouble?
normal ba ang supply sa adapter nya baka malikot ang supply
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CASTILLO ELECTRONICS
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« Reply #434 on: January 30, 2012, 05:27:53 PM »

Check ko uli. Kapag nanonood kasi ng dvd, pag saksak ng power adapter parang nagrereset bigla yung unit at ayaw ng magplay ng player pero tanggalin adapter, gumagana naman(battery mode).
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sapsap
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« Reply #435 on: Today at 07:14:51 AM »


'tao lang ,,nagkakamali,,no body's perfect...
tambay lang po dito
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