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Author Topic: philips shutoff  (Read 1874 times)

Offline xoochu

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philips shutoff
« on: August 21, 2011, 09:49:41 AM »
..good day po masters!

ano po kaya problema nito?

21pt2325/71, nagsh-shutoff.  ???
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philips shutoff
« on: August 21, 2011, 09:49:41 AM »

Offline BUMBLEBEE

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Re: philips shutoff
« Reply #1 on: August 21, 2011, 12:19:10 PM »
up lang natin ulit eto..
another protect problem na naman sir w8 din natin mga master ng phillips
post nyo poh lahat nyong nagawa...at lalo na sa vertical section voltages check post nyo poh lahat boltahe and check all ecaps
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Re: philips shutoff
« Reply #1 on: August 21, 2011, 12:19:10 PM »

Offline m@r

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Re: philips shutoff
« Reply #2 on: August 21, 2011, 01:05:04 PM »
Quote from: xoochu on August 21, 2011, 09:49:41 AM
..good day po masters!

ano po kaya problema nito?

21pt2325/71, nagsh-shutoff.  ???

so ano na mga nagawa mo sir? nagvoltage measurement kana ba, nagresolder ka na ba? hirap yata manghula sir..! :D
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Re: philips shutoff
« Reply #2 on: August 21, 2011, 01:05:04 PM »

Offline mcguyver

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Re: philips shutoff
« Reply #3 on: August 21, 2011, 02:18:55 PM »
gaano katagal bago mag OFF? more info plzzz... may raster ba? sound? ilaw ba heater.. G2, voltage?, B+?, 9,12,5volts normal ba during ON and OFF.post nyo po lahat para madiling ma analyze...
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Re: philips shutoff
« Reply #3 on: August 21, 2011, 02:18:55 PM »

Offline pete

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Re: philips shutoff
« Reply #4 on: August 21, 2011, 02:26:51 PM »
pakitaasan ng kaunti ang screen sa fbt kong mag off parin

check 47uf/160v at 200v
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Re: philips shutoff
« Reply #4 on: August 21, 2011, 02:26:51 PM »

Offline unitech

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Re: philips shutoff
« Reply #5 on: August 21, 2011, 08:12:24 PM »
abang muna....
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Offline brucetech

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Re: philips shutoff
« Reply #6 on: August 21, 2011, 11:08:48 PM »
ts, paki post na lng ng mga voltages sa c board....
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Offline xoochu

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Re: philips shutoff
« Reply #7 on: August 23, 2011, 10:21:11 AM »
opo. mataas ang rgb nia 200v.
may chip diode na nasusunog sa crt.
around 75 lang po ang screen.
walang raster.
nag-iilaw po ang heater
G2, voltage around 75V
B+ okay.
:)




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Offline Triple_D

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Re: philips shutoff
« Reply #8 on: August 23, 2011, 12:00:07 PM »
pm mo si westleygulay taga philips yun...
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Offline brucetech

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Re: philips shutoff
« Reply #9 on: August 23, 2011, 12:17:06 PM »
masyadong mababa ang g2 mo..
 ung diode na sunog sa crt , saan poba naka connect?
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Offline J@M

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Re: philips shutoff
« Reply #10 on: August 23, 2011, 01:47:21 PM »
San connected ang diode?
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Offline m@r

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Re: philips shutoff
« Reply #11 on: August 23, 2011, 04:12:40 PM »
Quote from: xoochu on August 23, 2011, 10:21:11 AM
opo. mataas ang rgb nia 200v.
may chip diode na nasusunog sa crt.
around 75 lang po ang screen.
walang raster.
nag-iilaw po ang heater
G2, voltage around 75V
B+ okay.
:)






sir check mo mga resistor niyan, check mo path ng G2 kung bakit masyado mababa...
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Offline pete

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Re: philips shutoff
« Reply #12 on: August 23, 2011, 06:36:38 PM »
pwede hatulan ang tube hehehe joke lang po

hung mo ang c-board abang ang tester sa g2 saka mo power post mo kong ilang ang masusukat mo
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Offline Tripler02

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Re: philips shutoff
« Reply #13 on: August 23, 2011, 09:48:59 PM »
check 47uf/50v sa hdtrafo.
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Offline J@M

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Re: philips shutoff
« Reply #14 on: August 24, 2011, 09:50:46 AM »
Ts mzta na philips mo.
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Offline brucetech

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Re: philips shutoff
« Reply #15 on: August 24, 2011, 11:35:25 AM »
ts, ano na? baka my problema ang fbt nito....
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Offline m@r

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Re: philips shutoff
« Reply #16 on: August 25, 2011, 02:07:03 PM »
abang nalang kami dito...  :D
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Offline ultrasonic™

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Re: philips shutoff
« Reply #17 on: August 25, 2011, 02:37:46 PM »

patambay..

just  focus on C board at gawin ang advice  ni pete regarding isolation ng Pics tube sa C board.

pag umakyat ang G2 mu...  alam mu na  ang posibleng  salarin  ;D
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Offline xoochu

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Re: philips shutoff
« Reply #18 on: August 25, 2011, 04:26:31 PM »
..ang diode connected po sa transistor

Quote from: pete on August 23, 2011, 06:36:38 PM
pwede hatulan ang tube hehehe joke lang po

hung mo ang c-board abang ang tester sa g2 saka mo power post mo kong ilang ang masusukat mo

110V po. :)
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Offline MX45

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Re: philips shutoff
« Reply #19 on: August 25, 2011, 04:49:29 PM »
hung mo muna ang wire ng G2 sa CRT board , then Power On mo habang na ka tutok ang tester mo sa Wire ng G2 na ini hung mo then Power On measure mo kung mag okay o tataas ang Voltages.

post kung anong result
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Re: philips shutoff
« Reply #19 on: August 25, 2011, 04:49:29 PM »
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