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Author Topic: sharp 21v-k80m black and white display in tuner  (Read 447 times)

Offline ajay14

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sharp 21v-k80m black and white display in tuner
« on: May 07, 2012, 09:51:28 AM »


mGA  sis, may repair ako unit sharp, biglang nawala yong signal sa tuner.

mga nagawa:

sinuyod ko yong paligid ng tuner, may nakita akong 3.9 v na zener na leak., pinalitan ko.
replace ko yong tuner nagkaroon na na picture malinaw po yong display at saka sounds., ang problema lang po ay black and white yong picture.
ok naman po sa av mode, pati osd may kulay. anu po kaya ibang sira nito mga sis??

may napapansin ako pag mag iba ka nang chanel may kulay yong display pero saglit lang mawawala agad back to black and white yong picture.

tulong po mga sis.

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sharp 21v-k80m black and white display in tuner
« on: May 07, 2012, 09:51:28 AM »

Offline ajay14

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Re: sharp 21v-k80m black and white display in tuner
« Reply #1 on: May 07, 2012, 10:23:53 AM »
anu po service mode nito mga sis, di ko po makuha sa chn up + vol up

Philippine Electronics Forum

Re: sharp 21v-k80m black and white display in tuner
« Reply #1 on: May 07, 2012, 10:23:53 AM »

Offline MX45

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Re: sharp 21v-k80m black and white display in tuner
« Reply #2 on: May 07, 2012, 10:33:56 AM »
kung bago ang tuner mo .. connect mo sa maayos na ant. at try mo muna ipa-scan ang channel.
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: sharp 21v-k80m black and white display in tuner
« Reply #2 on: May 07, 2012, 10:33:56 AM »

Offline ajay14

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Re: sharp 21v-k80m black and white display in tuner
« Reply #3 on: May 07, 2012, 10:43:55 AM »
yong tuner kasi na swap ko galing sa ibang board pero the same yong part number, pero diko alam kong sira ba, pero yong display nya at sounds, malinaw kaso lang black and white

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Re: sharp 21v-k80m black and white display in tuner
« Reply #3 on: May 07, 2012, 10:43:55 AM »

Offline ajay14

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Re: sharp 21v-k80m black and white display in tuner
« Reply #4 on: May 07, 2012, 01:59:23 PM »
up po mga sis, nagpalit nko ng mga ecaps sa paligid ng tuner, crystal na 3.58 yong value ganun pa rin ho.  black and white pa rin po mga sis yong display ng tuner

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Re: sharp 21v-k80m black and white display in tuner
« Reply #4 on: May 07, 2012, 01:59:23 PM »

Offline MX45

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Re: sharp 21v-k80m black and white display in tuner
« Reply #5 on: May 07, 2012, 02:03:30 PM »
up po mga sis, nagpalit nko ng mga ecaps sa paligid ng tuner, crystal na 3.58 yong value ganun pa rin ho.  black and white pa rin po mga sis yong display ng tuner


napa scan mo naba ang chanel??
Gawin mo ang nais mo, sundin mo ang gusto mo dahil ikaw o ang sarili mo ang hari ng yung kagustuhan...

Offline ajay14

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Re: sharp 21v-k80m black and white display in tuner
« Reply #6 on: May 07, 2012, 02:11:18 PM »
opo, napascan ko po., yong makukuha sa amin na channel ay 7, 3, 2 ,11 lang yong malilinaw., pero ang problema ko po., yong black and white po yong picture nya

Offline acer

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Re: sharp 21v-k80m black and white display in tuner
« Reply #7 on: May 07, 2012, 02:48:24 PM »
na try mo na ba iadajust yung vco tank
nevergive up

Offline ajay14

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Re: sharp 21v-k80m black and white display in tuner
« Reply #8 on: May 07, 2012, 03:13:13 PM »
vco tank? yon po ba yong if na malapit sa jungle?

Offline ajay14

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Re: sharp 21v-k80m black and white display in tuner
« Reply #9 on: May 07, 2012, 03:16:12 PM »
na adjust ko napo yong if nya., malinaw po yong picture pati yong sounds kaso lang po yong picture niya black and white sa tuner, sa av ok

Offline DSM_elektronix_shop

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Re: sharp 21v-k80m black and white display in tuner
« Reply #10 on: May 07, 2012, 03:24:38 PM »
service mode mo sis baka maadjust
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Offline ajay14

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Re: sharp 21v-k80m black and white display in tuner
« Reply #11 on: May 07, 2012, 03:26:46 PM »
diko makuha sa chanel up + volume up,  ano ba service mode sa unit nato sis, pano po pagpasok sa service mode nito mga sis


Offline MX45

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Re: sharp 21v-k80m black and white display in tuner
« Reply #12 on: May 07, 2012, 04:15:16 PM »
diko makuha sa chanel up + volume up,  ano ba service mode sa unit nato sis, pano po pagpasok sa service mode nito mga sis




, "press and hold vol+ & ch+ at power on" nag wo-work ba ang tact switch mo?
Gawin mo ang nais mo, sundin mo ang gusto mo dahil ikaw o ang sarili mo ang hari ng yung kagustuhan...

Offline ajay14

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Re: sharp 21v-k80m black and white display in tuner
« Reply #13 on: May 07, 2012, 04:21:30 PM »
nag wowork po, hindi ba ito pwede sa remocon?? ok, try ko sa unit mismo

Offline ultrasonic™

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Re: sharp 21v-k80m black and white display in tuner
« Reply #14 on: May 07, 2012, 04:30:08 PM »
ayon kay sis simatar
at sa tingin ko MSA chassis ang K80M ng sharp (hula mode) ;D



OFF yung TV
Short yung two jumpers JA137 & JA138... then turn ON yung master switch. Antayin kusa siyang mag ON kahit hindi ipipindot yung secondary
switch (remote). Pag naka ON na remove jumper



im always walking on the rain so that no one could see me crying




TV SERVICE MODE - http://www.elab.ph/forum/index.php?topic=2267.0;topicseen

Offline MX45

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Re: sharp 21v-k80m black and white display in tuner
« Reply #15 on: May 07, 2012, 04:33:31 PM »
malamang sapol nato master Ultra. TS subukan na agad tapos update agad. tapos saging agad.hehe
Gawin mo ang nais mo, sundin mo ang gusto mo dahil ikaw o ang sarili mo ang hari ng yung kagustuhan...

Offline DSM_elektronix_shop

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Re: sharp 21v-k80m black and white display in tuner
« Reply #16 on: May 07, 2012, 05:24:20 PM »
tama yung kay sis ultra sundan mo lang then adjust ka tru channel up and down
at vol- vol +

pag ayaw pa rin try mo palitan eeprom para iwas duda kung nabago ang data....meron tayo keep in touch na lang sis or pm  na lang po ikaw....
DSM_electronics_shop
Alvin Y. Carulasan
NCII certificate holder# 1013160220767
PRC (ECT) Lisence Number# 0001237
Sinal Village, Taguig city

Offline ajay14

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Re: sharp 21v-k80m black and white display in tuner
« Reply #17 on: May 07, 2012, 05:51:21 PM »
ok po mga sis, update ko kayo bukas gagawin ko muna mga advice nyo.

Offline ajay14

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Re: sharp 21v-k80m black and white display in tuner
« Reply #18 on: May 08, 2012, 09:00:17 AM »
 mga sis ok na po yung tv, kinalikot ko lang yong IF nya, kasi nagduda ako noon na IF lang kasi pag naka air/cable yong mode ng tv, walang mapik up na channel, kaya ginawa ko unti-unti kong inadjust yong if nya hangang nagkaroon ng signal, salamat mga sis, + 1 po sa inyo lahat, pano po magbigay ng plus?? hehhe   :D :D :D newbie kasi....

Offline BhongTech

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Re: sharp 21v-k80m black and white display in tuner
« Reply #19 on: May 08, 2012, 09:10:39 AM »
^ click mo "RECHARGE" sa baba ng Pogi/Ganda Points.

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Re: sharp 21v-k80m black and white display in tuner
« Reply #19 on: May 08, 2012, 09:10:39 AM »

 

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