t28 fast discharge battery - GSM-Forum

L_DIM · 01-20-2003, 11:09

hello all

i have ericsson t28 which switch on, and normally worked, but consume about 300 mA in "stand by" mode (without simcard, buckground light...)
i try to desolder PA, power supplier, check charger circuit...

and now i don't know what damaged?
may be reflash...
please help me.

F C · 01-20-2003, 11:18

Quote:

i have ericsson t28 which switch on, and normally worked, but consume about 300 mA in "stand by" mode (without simcard, buckground light...)

try to change pa

best reagards
gohar

L_DIM · 01-20-2003, 11:49

hello vr'linkers.
thanks for answear.
PA is normal (itis not a RM009, in my T28 stay PA planar TO24)
i desolder PA and switch on but phone consume 300 mA too.
any other idea

aWar · 01-23-2003, 15:36

change the rf ic

L_DIM · 02-03-2003, 08:31

big thanks

it worked solution

bobby8850 · 02-10-2003, 09:39

can i know which is rf ic?

regards,
Bobby

aWar · 02-10-2003, 10:54

http://www.inside-gsm.com/Ericsson/T...ption_t28.html (9)

01-20-2003, 11:09	#1 (permalink)
L_DIM Insane Poster Join Date: Oct 2002 Location: Russia Age: 45 Posts: 84 Member: 16794 Status: Offline Thanks Meter: 0	t28 fast discharge battery hello all i have ericsson t28 which switch on, and normally worked, but consume about 300 mA in "stand by" mode (without simcard, buckground light...) i try to desolder PA, power supplier, check charger circuit... and now i don't know what damaged? may be reflash... please help me.

02-10-2003, 09:39	#6 (permalink)
bobby8850 Insane Poster Join Date: Apr 2001 Location: UK Posts: 64 Member: 4234 Status: Offline Thanks Meter: 3	which is rf ic? can i know which is rf ic? regards, Bobby

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01-20-2003, 11:49	#3 (permalink)
L_DIM Insane Poster Join Date: Oct 2002 Location: Russia Age: 45 Posts: 84 Member: 16794 Status: Offline Thanks Meter: 0	hello vr'linkers. thanks for answear. PA is normal (itis not a RM009, in my T28 stay PA planar TO24) i desolder PA and switch on but phone consume 300 mA too. any other idea

01-23-2003, 15:36	#4 (permalink)
aWar Freak Poster Join Date: Apr 2001 Location: ro Age: 47 Posts: 205 Member: 4239 Status: Offline Thanks Meter: 2	change the rf ic

02-03-2003, 08:31	#5 (permalink)
L_DIM Insane Poster Join Date: Oct 2002 Location: Russia Age: 45 Posts: 84 Member: 16794 Status: Offline Thanks Meter: 0	big thanks it worked solution

02-10-2003, 10:54	#7 (permalink)
aWar Freak Poster Join Date: Apr 2001 Location: ro Age: 47 Posts: 205 Member: 4239 Status: Offline Thanks Meter: 2	http://www.inside-gsm.com/Ericsson/T...ption_t28.html (9)