alcatel bf 511 power on problem - GSM-Forum

pali · 10-04-2002, 00:16

Hello to all..

i have bf4 511, when i try to power on, just blink , no more.
i can read /write flash.
any idea what should be the problem ?

Pali

aWar · 10-04-2002, 09:44

it is bga problem!

komix · 10-04-2002, 13:06

try remove keypad cover first if phone turns on normal,work normal problem is cover
but if not try remove lcd ,keypad and search where is charge conector and try resolder tranzistor
maybe help
komix

pali · 10-05-2002, 16:11

@aWar

which BGA problem?

@komix

i will try your solution. and post the result.
but i need to know how to dissasemble this phone ?

b.r.

Pali

aWar · 10-05-2002, 19:25

you have to remove the sim holder with hot air,rehot the cpu.if you repair nokia,you know what do you have to do.
good luck!

10-04-2002, 00:16	#1
pali No Life Poster Join Date: Nov 2001 Location: Slovakia Posts: 992 Member: 7586 Status: Offline Thanks: 0 Thanked 8 Times in 7 Posts	alcatel bf 511 power on problem Hello to all.. i have bf4 511, when i try to power on, just blink , no more. i can read /write flash. any idea what should be the problem ? Pali

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10-04-2002, 09:44	#2
aWar Freak Poster Join Date: Apr 2001 Location: ro Age: 33 Posts: 183 Member: 4239 Status: Offline Thanks: 0 Thanked 1 Time in 1 Post	it is bga problem!

10-04-2002, 13:06	#3
komix No Life Poster Join Date: Feb 2001 Location: Latvia Age: 36 Posts: 866 Member: 3459 Status: Offline Thanks: 8 Thanked 4 Times in 3 Posts	try remove keypad cover first if phone turns on normal,work normal problem is cover but if not try remove lcd ,keypad and search where is charge conector and try resolder tranzistor maybe help komix

10-05-2002, 16:11	#4
pali No Life Poster Join Date: Nov 2001 Location: Slovakia Posts: 992 Member: 7586 Status: Offline Thanks: 0 Thanked 8 Times in 7 Posts	@aWar which BGA problem? @komix i will try your solution. and post the result. but i need to know how to dissasemble this phone ? b.r. Pali

10-05-2002, 19:25	#5
aWar Freak Poster Join Date: Apr 2001 Location: ro Age: 33 Posts: 183 Member: 4239 Status: Offline Thanks: 0 Thanked 1 Time in 1 Post	you have to remove the sim holder with hot air,rehot the cpu.if you repair nokia,you know what do you have to do. good luck!