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Author Topic: AIWA DVD STEREO CASSETE RECORDER  (Read 1222 times)

Offline MX45

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #20 on: February 09, 2012, 12:53:10 PM »
ung possitive ng diode naka series  ecap na ang supply is 12v at ung negative ng diode


naguguluhan ako..kung nakaseries eh malamang rectifier lang ito. pero kung naka parallel pwedeng Zener pero depende parin sa design ng ciruit.
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: AIWA DVD STEREO CASSETE RECORDER
« Reply #20 on: February 09, 2012, 12:53:10 PM »

Offline rickyllandelar

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #21 on: February 09, 2012, 12:58:37 PM »
ang naka indicate kasi 6A1 kaya basa ko 6,2v pag inikot mo sa kamay gamitan ng magnifying glass pwede din A16 pwede din 6A1 ano po kaya tama basa at voltage rating nito mga master

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #21 on: February 09, 2012, 12:58:37 PM »

Offline NORTH LUZON

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #22 on: February 09, 2012, 01:03:25 PM »
9.1v yan
KUNG MAY PROBLEMA KA SA AKIN WAG MO IDAAN SA SALITA LANG. SET KA NG ARAW AT KITA TAYO

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #22 on: February 09, 2012, 01:03:25 PM »

Offline rickyllandelar

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #23 on: February 09, 2012, 01:03:36 PM »
sinubukan ko sukatan ng tester na wala un diode sa mismo pinagllagyan nia nakasukat ko ng 12v

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #23 on: February 09, 2012, 01:03:36 PM »

Offline MX45

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #24 on: February 09, 2012, 01:06:12 PM »
pwede nga na 9.1V n zener kasi kung 6.1V masyadong mataas para ma e drop ang 12V supply.
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: AIWA DVD STEREO CASSETE RECORDER
« Reply #24 on: February 09, 2012, 01:06:12 PM »

Offline rickyllandelar

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #25 on: February 09, 2012, 01:11:12 PM »
un kasi 6 or 9 un buntot nia diretso d curve 9 kaya t? un 6.2 short agad  kinabit ko un short na diode ayan patay pero pag wala ok mag ON yan makkita mo un may signal sa tuner nagllaro un ilaw pero ikabit k un speaker wala sound kasi wala zener na nakalagay

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #26 on: February 09, 2012, 01:24:25 PM »
may napulot ako data dito paki check kung tama  http://www.datasheetcatalog.com/datasheets_pdf/6/A/1/6A1.shtml
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Offline rickyllandelar

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #27 on: February 09, 2012, 01:53:43 PM »
master nagkabit ako ng 9.1 d nag short pero kinabitan k ng speaker ayun OFF agad pero d nag short un zener dode

Offline rickyllandelar

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #28 on: February 09, 2012, 01:55:34 PM »
hirap kasi may mga trannies sa ilalim di malaman ang test kng buo t

Offline rickyllandelar

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #29 on: February 09, 2012, 02:26:41 PM »
master paano pagtest ng trannies sa ilalim ng board kasi baka isa dt may short kasi pag nagkabit ko ng speaker OFF agad thanks s magrereply

Offline MX45

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #30 on: February 09, 2012, 03:23:44 PM »
measure mo ang output ng amplifier baka may dc voltages kaya nag proprotect, or baka short na ang speaker mo.
Gawin mo ang nais mo, sundin mo ang gusto mo dahil ikaw o ang sarili mo ang hari ng yung kagustuhan...

Offline rickyllandelar

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #31 on: February 09, 2012, 03:24:30 PM »
na test ko ung sa ilalim na transistor lahat ng paa may palo nakalagay sa board is D106 diode ba t pro tatlo paa nia

Offline rickyllandelar

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #32 on: February 09, 2012, 04:14:29 PM »
master ung parang kuto sa ilalim nakalagay tatlo paa kulay itim cia naka sulat sa board nia D106 lhat may palo parang shorted na compare ko sa kaparehas nia itsura wala naman palo sa reverse napplitan ba t?

Offline rickyllandelar

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #33 on: February 09, 2012, 04:16:35 PM »
help mga master sa kasalukuyan ginagawa ko ngaun

Offline MX45

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #34 on: February 09, 2012, 05:29:43 PM »
master ung parang kuto sa ilalim nakalagay tatlo paa kulay itim cia naka sulat sa board nia D106 lhat may palo parang shorted na compare ko sa kaparehas nia itsura wala naman palo sa reverse napplitan ba t?

Diode yan sis, e analized mo muna yung circuit kung saan yan nakakabit baka kasi naka paralell yan sa ibang parts kaya may na susukat ka kahit reverse. alalay lang  kasi madali yang ma broken pag inalis lalo pat malakas ang init ng yung solder.
Gawin mo ang nais mo, sundin mo ang gusto mo dahil ikaw o ang sarili mo ang hari ng yung kagustuhan...

Offline rickyllandelar

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #35 on: February 09, 2012, 09:07:03 PM »
master bale eto diode na tatlo paa mliit na parang kuto naka tap din sa zener diode na nag short bale nagpalit uli k zener na mababa 6.2 nag short agad pero pag 9.1 d nag short pag ikabit naman speaker OFF agad may replacement ba ganito parts

Offline rickyllandelar

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #36 on: February 09, 2012, 11:56:46 PM »
mga bosing nappalitan ba eto mga trannies sa ilalim ng board un ba parang mga kuto at paano pag test nito sana may mag reply

Offline MX45

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #37 on: February 10, 2012, 08:49:43 AM »
mga bosing nappalitan ba eto mga trannies sa ilalim ng board un ba parang mga kuto at paano pag test nito sana may mag reply


pwede. palitan yan ng series na IN4xxx rectifier lang naman yan.
Gawin mo ang nais mo, sundin mo ang gusto mo dahil ikaw o ang sarili mo ang hari ng yung kagustuhan...

Offline rickyllandelar

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #38 on: February 10, 2012, 04:22:59 PM »
ganito po un trannies na diode     I     eto dalawa sa baba makdikit po t sa circuit board at un sa                                                                                                           e                                          I   I                                                                                                       taas solo lng po siya nagttaka po ako kng bakit magkadikiy po cia san po ba anode at kathode dito kaya pa i test sa tester forward at reverse short thank u master sa mag reply                                                                                                 

Offline rickyllandelar

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #39 on: February 10, 2012, 05:08:15 PM »
lahat naman shorrt trannies nia sa main speaker at sa surround talaga namamatay pag may speaker na parang naka protect para d macira siguro ang speaker ang hirap i trace kasi may mga trannis sa ilaim

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Re: AIWA DVD STEREO CASSETE RECORDER
« Reply #39 on: February 10, 2012, 05:08:15 PM »

 

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