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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 06-16-2007, 20:24   #1 (permalink)
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1600 keypad problem..


i replaced 2 keypad ic but no result....
1,4,7,* are not working ..All points below ic are good..
whats the problem??? since this one is 4th mobile with same problem..
Help..
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Old 06-16-2007, 20:49   #2 (permalink)
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i think u try look this...
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File Type: jpg 1600_keypad_solution.jpg (18.2 KB, 142 views)
File Type: jpg 1110-1600 key.JPG (151.2 KB, 155 views)
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Old 06-16-2007, 20:57   #3 (permalink)
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i hope can help you
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File Type: jpg 1600-keypad sche.jpg (48.3 KB, 82 views)
File Type: jpg 1600-keypad parts layout.jpg (75.3 KB, 77 views)
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Old 06-16-2007, 21:55   #4 (permalink)
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Quote:
Originally Posted by ..:MumbaiGsm:.. View Post
i replaced 2 keypad ic but no result....
1,4,7,* are not working ..All points below ic are good..
whats the problem??? since this one is 4th mobile with same problem..
Help..
Chek Keypad Tracks


Br
Archit
Attached Files
File Type: rar 1110, 1600 Keypad IC Jumper and ways.rar (285.6 KB, 329 views)
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Old 06-16-2007, 22:24   #5 (permalink)
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thank you ms archiraj.......
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Old 06-17-2007, 20:08   #6 (permalink)
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Still there is problem in 1,4,7,*
As track r good from keys to keypad ic...tried 3 new ic but in vain,,,,

please help.............
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Old 06-17-2007, 20:17   #7 (permalink)
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jumper soulation work fine also ic @@@@ i think ur some think missing
br
Wink Shafeeq
Geo Mobiles
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Old 06-18-2007, 05:03   #8 (permalink)
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bro,no need of jumper just change the kpad ic...carefully so that it will not be busted
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Old 06-18-2007, 06:01   #9 (permalink)
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problem solved by applying heat to UPP
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