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Go Back   GSM-Forum > GSM & CDMA Phones / Tablets Software & Hardware Area > Nokia > Nokia Hardware & Hardware Repair

Nokia Hardware & Hardware Repair all what you need for Hardware Repairing for Nokia Phones. Before writing any thread here try to check the Frequently Asked Questions Section.

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Old 07-28-2008, 06:44   #1 (permalink)
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N70 Strange Problem Please Help


Hi all,,,
I have a nokia N70 . Its not power on.. then i will repair it(attachment) . and now its power on. but now it will damage sim ics. i put three sim ics. but these sim ics only working for 2 min. after that it goes to offline mode. please help me...
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Old 07-28-2008, 07:24   #2 (permalink)
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Originally Posted by sms-india View Post
Hi all,,,
I have a nokia N70 . Its not power on.. then i will repair it(attachment) . and now its power on. but now it will damage sim ics. i put three sim ics. but these sim ics only working for 2 min. after that it goes to offline mode. please help me...
reload attachment............
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Old 07-28-2008, 07:47   #3 (permalink)
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Question

Quote:
Originally Posted by sms-india View Post
Hi all,,,
I have a nokia N70 . Its not power on.. then i will repair it(attachment) . and now its power on. but now it will damage sim ics. i put three sim ics. but these sim ics only working for 2 min. after that it goes to offline mode. please help me...
where is attachment???did you format the phone???
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Old 07-28-2008, 08:03   #4 (permalink)
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i will make a jumpur to power switch
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Old 07-28-2008, 08:05   #5 (permalink)
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this jumper.....................
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File Type: jpg N 70 switch problom.JPG (64.5 KB, 82 views)
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Old 07-28-2008, 08:23   #6 (permalink)
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this jumper.....................

jump sim ic....if no good......reball or replace retu ic...........

regards
PUNEET14884
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Old 07-28-2008, 08:29   #7 (permalink)
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retu????? please locate this ic. thanx a lot
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Old 07-28-2008, 08:35   #8 (permalink)
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@sms-india

Remove Sim ic. then clean pcb with liquid(acetone/somthing else) then install ic with good flex(paste).

I already faced that problem in 6600 keypad ic it works after installation then damage with in 30min .

post results
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Old 07-28-2008, 09:10   #9 (permalink)
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i allready do that...
tell me one thing.. for n 70 any diffrent sim ic or that regular 1600 sim ic
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Old 07-28-2008, 09:28   #10 (permalink)
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Both are Same.

If problem still then light heat & make some packing with double tape on retu ic. post results
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Old 07-28-2008, 13:53   #11 (permalink)
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please locate retu.............
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Old 07-29-2008, 11:44   #12 (permalink)
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please Locate Retu.............
Blank One Is Retu Ic.....................
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File Type: jpg N70ON_OFFWAYS-1.jpg (383.5 KB, 47 views)
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Old 07-29-2008, 12:22   #13 (permalink)
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puneet thanx a lot .. now phone is working fine....... :-)
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