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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 06-27-2008, 13:11   #1 (permalink)
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6300 no light in keypad and display

how to fix this problem 6300 no light in keypad and display?

lcd work 100% ok.
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Old 06-27-2008, 13:36   #2 (permalink)
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here is diagram for this repair
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File Type: jpg 6300nn0.jpg (41.8 KB, 5205 views)
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Old 06-27-2008, 14:37   #3 (permalink)
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hi bro try to change ic light and qoul and check this photo
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Old 06-27-2008, 15:37   #4 (permalink)
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Originally Posted by duha2 View Post
here is diagram for this repair
can i make jumber for this ic?
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Old 06-27-2008, 15:41   #5 (permalink)
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Quote:
Originally Posted by F@RUKS View Post
can i make jumber for this ic?
this ic is in 6020,3220,6070,6080,5200,5300,3110c,6230
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Old 06-27-2008, 19:02   #6 (permalink)
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Originally Posted by duha2 View Post
this ic is in 6020,3220,6070,6080,5200,5300,3110c,6230
were is ic for light?
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Old 06-27-2008, 19:04   #7 (permalink)
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hi bro try to change ic light and qoul and check this photo
no sucsses with u solution.
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Old 06-27-2008, 19:48   #8 (permalink)
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Above solution is only for lcd light , there are no jumper for light IC . its dc to dc converter , change it , but before check its supply B+ 3.7V form battery +,check attachment may it help you .
Rashid Ahmed Nadeem
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Old 09-24-2008, 09:06   #9 (permalink)
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nice this is the way thx broo
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Old 11-30-2008, 09:12   #10 (permalink)
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Quote:
Originally Posted by r a nadeem View Post
Above solution is only for lcd light , there are no jumper for light IC . its dc to dc converter , change it , but before check its supply B+ 3.7V form battery +,check attachment may it help you .
Rashid Ahmed Nadeem
My Dear Friend can u tell me plz which light ic works on 3110c,6300- phones,we did all tries,change light ic etc.....any idea how to solve this problem,phone have no keypad and lcd light,ic have no out put volts input 3.something volts and out put 0 volts on big capistores near crystal light ic.we change so many ics ...........
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Old 12-14-2008, 09:51   #11 (permalink)
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my 6300 shows only battery line in switch off condition that means it doesn't switch off completely. When I power it on, it works fine. I have flashed with latest version, resoldered RETU and TAHVO but no success. Any solution?
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Old 01-12-2009, 18:32   #12 (permalink)
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I hope can help ur problem



wr
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Old 01-12-2009, 18:35   #13 (permalink)
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Quote:
Originally Posted by Achyut View Post
my 6300 shows only battery line in switch off condition that means it doesn't switch off completely. When I power it on, it works fine. I have flashed with latest version, resoldered RETU and TAHVO but no success. Any solution?

test rehot CPU,,this is my problem too,, ending ok,,,,,,,,,,,,

wr
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Old 03-03-2009, 05:15   #14 (permalink)
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hnxxxxxxxxxxxxxxxx nice wrk brother
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Old 03-03-2009, 09:30   #15 (permalink)
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hi.
check if one of the keypad lights is not working.
then check the c2314 and c2315 before u change the ic.
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