u700 keypad problem - GSM-Forum

cruel_storm · 09-10-2009, 09:41

i have u700 this have numeric key problem i press to 3 key but phone write 6. i am changed the all of the resistors and capacitors nearde keypad socket. is this phone have keypad ic?
or have any solution for keypad please help!

pvick · 09-10-2009, 09:55

..even if it has keypad EMIF filter I don't think replacing it will help you. You must search for short between keypad ways all the way through cpu.

azur_mlaco · 01-13-2010, 22:13

Hello i hawe same probl , just remove variristor needle key konektor, i try and work.

zerda_all · 01-14-2010, 09:48

http://forum.gsmhosting.com/vbb/showthread.php?t=890890

gsmcdma25 · 05-20-2010, 20:17

U700 upper touch keypad not working Solution

09-10-2009, 09:41	#1 (permalink)
cruel_storm Freak Poster Join Date: Jan 2007 Posts: 188 Member: 437301 Status: Offline Thanks Meter: 17	u700 keypad problem i have u700 this have numeric key problem i press to 3 key but phone write 6. i am changed the all of the resistors and capacitors nearde keypad socket. is this phone have keypad ic? or have any solution for keypad please help!

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09-10-2009, 09:55	#2 (permalink)
pvick Freak Poster Join Date: Sep 2008 Location: Romania Posts: 189 Member: 869387 Status: Offline Thanks Meter: 40	..even if it has keypad EMIF filter I don't think replacing it will help you. You must search for short between keypad ways all the way through cpu.

01-13-2010, 22:13	#3 (permalink)
azur_mlaco Freak Poster Join Date: Jun 2005 Age: 41 Posts: 112 Member: 152191 Status: Offline Thanks Meter: 14	Hello i hawe same probl , just remove variristor needle key konektor, i try and work.

01-14-2010, 09:48	#4 (permalink)
zerda_all Insane Poster Join Date: Jun 2009 Posts: 98 Member: 1064310 Status: Offline Sonork: 100.1680646 Thanks Meter: 26	http://forum.gsmhosting.com/vbb/showthread.php?t=890890

05-20-2010, 20:17	#5 (permalink)
gsmcdma25 Freak Poster Join Date: May 2010 Posts: 252 Member: 1307963 Status: Offline Sonork: www.mycelcare.com Thanks Meter: 312	U700 upper touch keypad not working Solution