N70 Dead urgent - GSM-Forum

rana sohal · 07-18-2007, 17:51

nokia n70 was in ok condition but when i charged it then after some time it become shot i changed PA also but no response if anyone have any solution for this then plz help its so urgent......advance thanks!

xtremeburaq · 07-18-2007, 18:55

still is in shot positon or u recovered it.

as_ji · 07-19-2007, 00:14

how didu know its short...
and give detail explanation...

rana sohal · 07-19-2007, 08:17

yes mobile in shot position.

xtremeburaq · 07-19-2007, 11:48

Use Dc Power For Checking Which Ic Is Heated.MAXIMUM CHANCE IS TAVOO IC.BUT STILL USE DC SUPPLY FOR PROPER CHECKING.

vanhh · 07-23-2007, 03:46

I have One the same, i'm try remove two PA(GSM, WCDMA) but it is still shot! any idea for prob, pls.

rana sohal · 07-23-2007, 06:45

are you sure that it is tavoo ic problem and which is tavoo ic....

vanhh · 07-23-2007, 07:54

Quote:

Originally Posted by rana sohal

are you sure that it is tavoo ic problem and which is tavoo ic....

Ur mean is TAHVO IC(N2300), Not from N2300 i just remove it but still shot. (my main board is original and clean)

rana sohal · 07-23-2007, 14:25

yes i also remove this ic but problem is still.... plz help its very urgent.

alexlow05 · 07-23-2007, 16:00

Quote:

Originally Posted by rana sohal

yes i also remove this ic but problem is still.... plz help its very urgent.

Hi mate, DO not remove ic till you sure which parts is fautly

If u remove power ic tahvo, u will not get any reading from power supply!!!

Fix back tahvo ic and take reading from Vbatt...
Post reading

alrbee · 07-23-2007, 18:55

remove the PA ,and check it without it

and if you show us where you found the short ?

capri · 07-23-2007, 19:04

Quote:

Originally Posted by vanhh

I have One the same, i'm try remove two PA(GSM, WCDMA) but it is still shot! any idea for prob, pls.

Remove the regulator SMPS VIO and Vcore

alexlow05 · 07-23-2007, 19:14

Quote:

Originally Posted by vanhh

I have One the same, i'm try remove two PA(GSM, WCDMA) but it is still shot! any idea for prob, pls.

Hi mate... U mention SHOT.. U mean Vbatt is short to ground?

capri · 07-23-2007, 19:21

Ok, remove all coil connected from Vbat, To see where the short from....

vanhh · 07-24-2007, 02:59

Quote:

Originally Posted by alexlow05

Hi mate... U mention SHOT.. U mean Vbatt is short to ground?

Yes, VBat connected to ground without two PA(GSM, WCDMA).

07-18-2007, 17:51	#1 (permalink)
rana sohal Insane Poster Join Date: Jul 2006 Location: Punjab Posts: 86 Member: 310928 Status: Offline Thanks Meter: 5	N70 Dead urgent nokia n70 was in ok condition but when i charged it then after some time it become shot i changed PA also but no response if anyone have any solution for this then plz help its so urgent......advance thanks!

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07-18-2007, 18:55	#2 (permalink)
xtremeburaq Registered User Join Date: Apr 2007 Posts: 509 Member: 483748 Status: Offline Thanks Meter: 47	still is in shot positon or u recovered it.

07-19-2007, 00:14	#3 (permalink)
as_ji Freak Poster Join Date: May 2006 Location: mumbai..9892136479 Posts: 259 Member: 275451 Status: Offline Thanks Meter: 84	how didu know its short... and give detail explanation...

07-19-2007, 08:17	#4 (permalink)
rana sohal Insane Poster Join Date: Jul 2006 Location: Punjab Posts: 86 Member: 310928 Status: Offline Thanks Meter: 5	yes mobile in shot position.

07-19-2007, 11:48	#5 (permalink)
xtremeburaq Registered User Join Date: Apr 2007 Posts: 509 Member: 483748 Status: Offline Thanks Meter: 47	Use Dc Power For Checking Which Ic Is Heated.MAXIMUM CHANCE IS TAVOO IC.BUT STILL USE DC SUPPLY FOR PROPER CHECKING.

07-23-2007, 03:46	#6 (permalink)
vanhh No Life Poster Join Date: Jul 2004 Posts: 504 Member: 71603 Status: Offline Thanks Meter: 31	I have One the same, i'm try remove two PA(GSM, WCDMA) but it is still shot! any idea for prob, pls.

07-23-2007, 06:45	#7 (permalink)
rana sohal Insane Poster Join Date: Jul 2006 Location: Punjab Posts: 86 Member: 310928 Status: Offline Thanks Meter: 5	are you sure that it is tavoo ic problem and which is tavoo ic....

07-23-2007, 14:25	#9 (permalink)
rana sohal Insane Poster Join Date: Jul 2006 Location: Punjab Posts: 86 Member: 310928 Status: Offline Thanks Meter: 5	yes i also remove this ic but problem is still.... plz help its very urgent.

07-23-2007, 18:55	#11 (permalink)
alrbee Freak Poster Join Date: Nov 2001 Location: Here Age: 44 Posts: 260 Member: 7676 Status: Offline Thanks Meter: 4	remove the PA ,and check it without it and if you show us where you found the short ?

07-23-2007, 19:21	#14 (permalink)
capri No Life Poster Join Date: Nov 2006 Location: Philippines - Saudi Arabia Posts: 539 Member: 396326 Status: Offline Thanks Meter: 229	Ok, remove all coil connected from Vbat, To see where the short from....