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Author Topic: TCL 21E20 Vertical Problem..  (Read 694 times)

Offline stealthwalker

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TCL 21E20 Vertical Problem..
« on: May 09, 2012, 06:33:20 PM »
galing na yung TV sa ibang mga tech..
dead set walang power yung  nung dinala sken..

palit primary 44608P40 then nagkaron na ng power system

problem arising is vertical line lng meron..
nagresolder na ako ng loose parts, tried hanging memory
also tried re-flashing eeprom pero gnoon pa rin problem..
ok din po power sa mga test points..

sabi client pinalitan na din yung vert. IC nung previous tech..

patulong po mga master... TIA

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TCL 21E20 Vertical Problem..
« on: May 09, 2012, 06:33:20 PM »

Offline ultrasonic™

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Re: TCL 21E20 Vertical Problem..
« Reply #1 on: May 09, 2012, 07:19:27 PM »


how about the supply ng vert. drive ?

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




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Re: TCL 21E20 Vertical Problem..
« Reply #1 on: May 09, 2012, 07:19:27 PM »

Offline stealthwalker

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Re: TCL 21E20 Vertical Problem..
« Reply #2 on: May 09, 2012, 08:26:50 PM »
yes po.. exacto po sa volt meter ang supply ng vertical drive..

Philippine Electronics Forum

Re: TCL 21E20 Vertical Problem..
« Reply #2 on: May 09, 2012, 08:26:50 PM »

Offline pete

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Re: TCL 21E20 Vertical Problem..
« Reply #3 on: May 09, 2012, 09:05:40 PM »
yes po.. exacto po sa volt meter ang supply ng vertical drive..
anong reading baka may mali?

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Re: TCL 21E20 Vertical Problem..
« Reply #3 on: May 09, 2012, 09:05:40 PM »

Offline BUMBLEBEE

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Re: TCL 21E20 Vertical Problem..
« Reply #4 on: May 09, 2012, 09:12:46 PM »
palitan mo muli ng vertical ic baka bumigay ulit

 pero check mo muna yung mga parts around vertical

ecaps, and resistor..diode.. also check yoke
If you can turn oxygen into carbon dioxide, then you can turn negativity into positivity. :)

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Re: TCL 21E20 Vertical Problem..
« Reply #4 on: May 09, 2012, 09:12:46 PM »

Offline stealthwalker

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Re: TCL 21E20 Vertical Problem..
« Reply #5 on: May 09, 2012, 09:14:31 PM »
anong reading baka may mali?
sinusundan ko na po yung diagram na na download ko thru internet... kaso di pa rin po madali yung sira...

Offline stealthwalker

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Re: TCL 21E20 Vertical Problem..
« Reply #6 on: May 09, 2012, 09:18:13 PM »
palitan mo muli ng vertical ic baka bumigay ulit

 pero check mo muna yung mga parts around vertical

ecaps, and resistor..diode.. also check yoke

sir/sis
palitan mo muli ng vertical ic baka bumigay ulit

 pero check mo muna yung mga parts around vertical

ecaps, and resistor..diode.. also check yoke
yung nkalagay kasi is STV8172A pwede pamalit yung TDA8172? yun lang po kasi available na pamalit..

Offline BUMBLEBEE

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Re: TCL 21E20 Vertical Problem..
« Reply #7 on: May 09, 2012, 09:28:25 PM »
^pwede na..TS
If you can turn oxygen into carbon dioxide, then you can turn negativity into positivity. :)

Offline BUMBLEBEE

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Re: TCL 21E20 Vertical Problem..
« Reply #8 on: May 09, 2012, 09:30:11 PM »
kung hindi pa rin makuha

ipasok muna yung fingering method TS
If you can turn oxygen into carbon dioxide, then you can turn negativity into positivity. :)

Offline acer

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Re: TCL 21E20 Vertical Problem..
« Reply #9 on: May 09, 2012, 10:06:14 PM »
ok ba sound nya sis baka naman wala output mula sa jungle 
nevergive up

Offline stealthwalker

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Re: TCL 21E20 Vertical Problem..
« Reply #10 on: May 09, 2012, 10:20:36 PM »
sis/sir meron po sound pati pag test reset ng system... isang matining na tiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii.............. :D

Offline stealthwalker

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Re: TCL 21E20 Vertical Problem..
« Reply #11 on: May 09, 2012, 11:58:14 PM »
^pwede na..TS

try kna po sis/sir plit ng TDA8172 pero gan0on prin.. (mga ilang araw narin po pinapasakit nito ulo ko..) ;D

Offline BUMBLEBEE

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Re: TCL 21E20 Vertical Problem..
« Reply #12 on: May 10, 2012, 12:06:01 AM »
umiinit poh ba ang vertical ic? ?

try nyo poh hung ang pin 1 tapus kapain nyo poh yung pin 1 din observe if bubuka

single line lang poh eto ts?

and ts voltages check poh muna ilan poh nasusukat nyo sa pin 2 and pin 6?
If you can turn oxygen into carbon dioxide, then you can turn negativity into positivity. :)

Offline stealthwalker

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Re: TCL 21E20 Vertical Problem..
« Reply #13 on: May 10, 2012, 12:09:29 AM »
umiinit poh ba ang vertical ic? ?

try nyo poh hung ang pin 1 tapus kapain nyo poh yung pin 1 din observe if bubuka

single line lang poh eto ts?
try ko po bukas sis/sir.. medyo.. gbi napo eh.. :D kailangan pa ng :gerger hehe

Offline mcleod

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Re: TCL 21E20 Vertical Problem..
« Reply #14 on: May 14, 2012, 02:19:19 PM »
galing na yung TV sa ibang mga tech..
dead set walang power yung  nung dinala sken..

palit primary 44608P40 then nagkaron na ng power system

problem arising is vertical line lng meron..
nagresolder na ako ng loose parts, tried hanging memory
also tried re-flashing eeprom pero gnoon pa rin problem..
ok din po power sa mga test points..

sabi client pinalitan na din yung vert. IC nung previous tech..

patulong po mga master... TIA

threadstarter(ts)[ikaw yun stealthwalker], hello!  :D

pede magtanong ano ibig sabihin ng vertical line?

A. mula taas pababa na guhit or vice versa

                           |
                           |


B. mula kaliwa hanggang pakanan or vice versa

                      ---------

 ;D ;D ;D
What makes you think, we owe you an answer? Ask and you shall receive... but all in the proper time.

Offline DSM_elektronix_shop

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Re: TCL 21E20 Vertical Problem..
« Reply #15 on: May 14, 2012, 02:39:41 PM »
pakiklaro naman ng sira post voltages di pede ang ok naman na post
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Offline Tripler02

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Re: TCL 21E20 Vertical Problem..
« Reply #16 on: May 14, 2012, 04:18:46 PM »
Ang gulo mga kapuso,..Tingin ko horizontal line nakikita,kasi vertical ang pinagdiskitahan..
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Offline ???

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Re: TCL 21E20 Vertical Problem..
« Reply #17 on: May 14, 2012, 04:30:13 PM »
sis/sir meron po sound pati pag test reset ng system... isang matining na tiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii.............. :D


Ano kaya ito? shorted hot?
*http://www.elab.ph/forum/index.php?topic=36002.0
*http://www.elab.ph/forum/index.php?topic=35611.0
*http://www.elab.ph/forum/index.php?topic=37150.0
*http://www.elab.ph/forum/index.php?topic=29963.0

Offline ultimate

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Re: TCL 21E20 Vertical Problem..
« Reply #18 on: May 14, 2012, 04:41:00 PM »
malamang sir tripler02, horizontal line, vertical circuit.

Offline ultrasonic™

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Re: TCL 21E20 Vertical Problem..
« Reply #19 on: May 14, 2012, 06:00:16 PM »

horizontal line nga siguro..

@TS split type ba ang supply ng vert. circuit
baka kapos ang negative supply ng vert drive  nyu...
may nasusulat ka bang vertical output.. baka  open ang Def yoke nyu.. (hula mode)  ;D
im always walking on the rain so that no one could see me crying




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Philippine Electronics Forum

Re: TCL 21E20 Vertical Problem..
« Reply #19 on: May 14, 2012, 06:00:16 PM »

 

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