k550 light problem . . . help pls - GSM-Forum

hamid123 · 02-18-2009, 06:41

i have k550 when phone turn on, backlight is working, and when show SE logo, it doesnt work. keyboard light Ok. lcd ok, i rehot AB2012 and DB2020,replace components for dc step up converter (cap,diode,...) .

any one help me ?

howell · 02-18-2009, 06:47

what is the history of your phone sir?

hamid123 · 02-18-2009, 08:18

phone is water damaged .

bossko · 09-29-2009, 21:08

I have same problem did you solved your phone? My phone was too water damaged. THX

ivan_how · 11-14-2009, 11:01

hi...i also got this problem... but i already solve it.. near the AB2012 got one spider IC ur just change it 100% work.. u can find that IC on k800/k810 board,that spider I.C got 6 pin wan... hole i can help ur solve that problem...

kocek · 07-28-2010, 17:11

Change L3103,Backlight LCD 100% work

02-18-2009, 06:41	#1 (permalink)
hamid123 Insane Poster Join Date: Sep 2005 Age: 39 Posts: 95 Member: 177311 Status: Offline Thanks Meter: 10	k550 light problem . . . help pls i have k550 when phone turn on, backlight is working, and when show SE logo, it doesnt work. keyboard light Ok. lcd ok, i rehot AB2012 and DB2020,replace components for dc step up converter (cap,diode,...) . any one help me ?

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02-18-2009, 06:47	#2 (permalink)
howell Freak Poster Join Date: Feb 2008 Location: Angeles City Posts: 365 Member: 697643 Status: Offline Thanks Meter: 68	what is the history of your phone sir?

02-18-2009, 08:18	#3 (permalink)
hamid123 Insane Poster Join Date: Sep 2005 Age: 39 Posts: 95 Member: 177311 Status: Offline Thanks Meter: 10	phone is water damaged .

09-29-2009, 21:08	#4 (permalink)
bossko No Life Poster Join Date: Nov 2002 Location: slovakia Age: 46 Posts: 1,027 Member: 17761 Status: Offline Thanks Meter: 91	I have same problem did you solved your phone? My phone was too water damaged. THX

11-14-2009, 11:01	#5 (permalink)
ivan_how Junior Member Join Date: Sep 2006 Posts: 32 Member: 351000 Status: Offline Thanks Meter: 5	hi...i also got this problem... but i already solve it.. near the AB2012 got one spider IC ur just change it 100% work.. u can find that IC on k800/k810 board,that spider I.C got 6 pin wan... hole i can help ur solve that problem...

07-28-2010, 17:11	#6 (permalink)
kocek Junior Member Join Date: Dec 2004 Age: 34 Posts: 3 Member: 98837 Status: Offline Thanks Meter: 3	Change L3103,Backlight LCD 100% work