R300 Radio help - GSM-Forum

dapinderjit · 12-11-2008, 20:25

got one R300 Radio water logged
cleaned with lacquer thinner
and dried
the phone got on and work fine but
the problem is with the end key (power switch)
it do not work properly
and now the phone do not power on
what could be the possible reason
and could some share R300 radio schematic

thanks in advance

regards
dapinder

dapinderjit · 12-12-2008, 20:20

The phone is on now
but the problem is
the keys are not responding properly
if you press back key its takes long time and sometimes you have to press it again and again
then it works
how could this be resolved
thanks in advance

regards
dapinder

nishadpk · 12-13-2008, 05:46

check earphone jack
replace radio control ic

dapinderjit · 12-14-2008, 19:21

Phone is alive now
i flashed the phone
after washing it with a white petrol
thanks for ur support

regards
dapinder

12-11-2008, 20:25	#1 (permalink)
dapinderjit No Life Poster Join Date: May 2005 Location: India Age: 37 Posts: 1,567 Member: 145082 Status: Offline Thanks Meter: 798	R300 Radio help got one R300 Radio water logged cleaned with lacquer thinner and dried the phone got on and work fine but the problem is with the end key (power switch) it do not work properly and now the phone do not power on what could be the possible reason and could some share R300 radio schematic thanks in advance regards dapinder

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12-12-2008, 20:20	#2 (permalink)
dapinderjit No Life Poster Join Date: May 2005 Location: India Age: 37 Posts: 1,567 Member: 145082 Status: Offline Thanks Meter: 798	The phone is on now but the problem is the keys are not responding properly if you press back key its takes long time and sometimes you have to press it again and again then it works how could this be resolved thanks in advance regards dapinder

12-13-2008, 05:46	#3 (permalink)
nishadpk Registered User Join Date: Mar 2007 Location: NILAMBUR(INDIA) Posts: 63 Member: 474045 Status: Offline Thanks Meter: 9	check earphone jack replace radio control ic

12-14-2008, 19:21	#4 (permalink)
dapinderjit No Life Poster Join Date: May 2005 Location: India Age: 37 Posts: 1,567 Member: 145082 Status: Offline Thanks Meter: 798	Phone is alive now i flashed the phone after washing it with a white petrol thanks for ur support regards dapinder