bb 8100 dead - GSM-Forum

nykocam · 04-21-2012, 12:06

bb 8100 dead,no led,no display,no actions.
phone in off absorb 370 - 380 MA and still absorb current after times.
if push key "on" nothingh happen,no more current or other.
hardware inspected appear ok,no teardown and no water damage,
customer says "phone on table when see display off,then never again on".
main board results little hot around back display zone,any suggest?
tnks to all.

Marscel_Jr · 04-21-2012, 12:50

chek this power IC....

nykocam · 04-23-2012, 08:11

where located? i not see images.

nykocam · 04-23-2012, 09:46

i think problem is square chip TPS 65820 power management and single cell li.ion charger,where i can find it in other phones?

04-21-2012, 12:06	#1 (permalink)
nykocam No Life Poster Join Date: Jun 2004 Location: sure...not at heaven... Age: 46 Posts: 562 Member: 67494 Status: Offline Thanks: 55 Thanked 51 Times in 34 Posts	bb 8100 dead bb 8100 dead,no led,no display,no actions. phone in off absorb 370 - 380 MA and still absorb current after times. if push key "on" nothingh happen,no more current or other. hardware inspected appear ok,no teardown and no water damage, customer says "phone on table when see display off,then never again on". main board results little hot around back display zone,any suggest? tnks to all.

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04-21-2012, 12:50	#2 (permalink)
Marscel_Jr Freak Poster Join Date: Sep 2009 Location: MEP:0 Posts: 231 Member: 1121495 Status: Offline Thanks: 45 Thanked 25 Times in 23 Posts	chek this power IC....

04-23-2012, 08:11	#3 (permalink)
nykocam No Life Poster Join Date: Jun 2004 Location: sure...not at heaven... Age: 46 Posts: 562 Member: 67494 Status: Offline Thanks: 55 Thanked 51 Times in 34 Posts	where located? i not see images.

04-23-2012, 09:46	#4 (permalink)
nykocam No Life Poster Join Date: Jun 2004 Location: sure...not at heaven... Age: 46 Posts: 562 Member: 67494 Status: Offline Thanks: 55 Thanked 51 Times in 34 Posts	i think problem is square chip TPS 65820 power management and single cell li.ion charger,where i can find it in other phones?