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Author Topic: paano ba i-test ang lcd backlight?  (Read 808 times)

Offline sniper72

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paano ba i-test ang lcd backlight?
« on: May 11, 2011, 08:28:58 AM »
Mga master paano ba tamang paraan para maconfirm na sira na ang backlight ng LCD ng portable DVD? Sana may magbigay o magshare ng kaalaman ,,,TIA.

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paano ba i-test ang lcd backlight?
« on: May 11, 2011, 08:28:58 AM »

Offline gie62

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Re: paano ba i-test ang lcd backlight?
« Reply #1 on: May 11, 2011, 09:22:11 AM »
pag kulay orange or reddish na yung dulo (ccfl) pag on mo, mahina na ito.

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Re: paano ba i-test ang lcd backlight?
« Reply #1 on: May 11, 2011, 09:22:11 AM »

Offline sniper72

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Re: paano ba i-test ang lcd backlight?
« Reply #2 on: May 11, 2011, 01:06:24 PM »
how about kung multitester ang gamitin, paano ba gawin sir?

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Re: paano ba i-test ang lcd backlight?
« Reply #2 on: May 11, 2011, 01:06:24 PM »

Offline gie62

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Re: paano ba i-test ang lcd backlight?
« Reply #3 on: May 11, 2011, 05:20:15 PM »
di matest ng multitester ang ccfl..

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Re: paano ba i-test ang lcd backlight?
« Reply #3 on: May 11, 2011, 05:20:15 PM »

Offline x13r_kit_0

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Re: paano ba i-test ang lcd backlight?
« Reply #4 on: May 11, 2011, 05:45:49 PM »
info pa gusto matoto nyan..,,,





ccfl din ba ang portable?.,,hindi ata anu,,tama ba.

how to test lcd..,visual check ata..,or pwede iload sa inverter circuit kung gagana.. :) :)


http://www.slideshare.net/EasyReference/lcd-backlight-replacement-how-to-test-if-the-backlight-lamp-is-working


http://www.ehow.com/how_6003240_can-lcd-backlight-see-working_.html

magbasa nga muna tayo konti ng magkaron tayo idea.. ;)
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Re: paano ba i-test ang lcd backlight?
« Reply #4 on: May 11, 2011, 05:45:49 PM »

Offline Vaounsi

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Re: paano ba i-test ang lcd backlight?
« Reply #5 on: May 11, 2011, 05:57:16 PM »
bili kau ng computer light, or ung sa mga motor ginagamit may inverter un pede mo kabit dun backlight to check kung working..

Offline ultrasonic™

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Re: paano ba i-test ang lcd backlight?
« Reply #6 on: May 11, 2011, 06:45:36 PM »
for easy way

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Offline lhan

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Re: paano ba i-test ang lcd backlight?
« Reply #7 on: May 11, 2011, 08:46:44 PM »
nice master ultra, 12v b yan?

Offline NORTH LUZON

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Re: paano ba i-test ang lcd backlight?
« Reply #8 on: May 11, 2011, 09:42:43 PM »
for easy way



gamit sa motor to ah,pampapogi daw ung ilaw
@insan
12 volts yata to
KUNG MAY PROBLEMA KA SA AKIN WAG MO IDAAN SA SALITA LANG. SET KA NG ARAW AT KITA TAYO

Offline ultrasonic™

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Re: paano ba i-test ang lcd backlight?
« Reply #9 on: May 11, 2011, 10:10:08 PM »
nice master ultra, 12v b yan?

yapz... ;D
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Offline panyero

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Re: paano ba i-test ang lcd backlight?
« Reply #10 on: May 11, 2011, 10:53:59 PM »
kung may sound or hindi nag sa shutdown gumamit ng flash light makikita angh display.

Offline ???

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Re: paano ba i-test ang lcd backlight?
« Reply #11 on: May 11, 2011, 11:24:35 PM »
Isang pointer wag habaan ang cable papunta sa cfl. 1 foot is max kapag humaba pa rito nawawala ang ilaw.

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Offline pete

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Re: paano ba i-test ang lcd backlight?
« Reply #12 on: May 11, 2011, 11:31:30 PM »
Mga master paano ba tamang paraan para maconfirm na sira na ang backlight ng LCD ng portable DVD? Sana may magbigay o magshare ng kaalaman ,,,TIA.
check ang voltage ng inverter kong may HV, kong mayron sira na ngayan.

Offline comtronixs

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Re: paano ba i-test ang lcd backlight?
« Reply #13 on: June 06, 2011, 12:04:09 AM »
medyo hindi po ito reliable pang test ng cfl kasi wala po itong feedback circuit,,, kahit po reddish na ang cfl iilaw parin dito.. 
check ang voltage ng inverter kong may HV, kong mayron sira na ngayan.
  hindi rin  po sa lahat ng case

Philippine Electronics Forum

Re: paano ba i-test ang lcd backlight?
« Reply #13 on: June 06, 2011, 12:04:09 AM »

 

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