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

Sony Ericsson Hardware Repair Post here your Hardware Repairing Hints or Problems with SonyEricsson and Sony Phones.

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Old 11-28-2007, 09:51   #1 (permalink)
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k550 keypad problem


need help regarding keypad k550 joystick not working......
need schematics urgent........
i have changed keypad patta already but same problem...........
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Old 01-07-2008, 19:49   #2 (permalink)
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I Hjave Onecall Butten And 2,5,0 Is Not Working
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Old 01-08-2008, 05:38   #3 (permalink)
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I OSO HAVE 1 KEYPAD PROBLEM WHO CAN HELP US PLS HELP.... PLS

WinD
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Old 01-08-2008, 05:52   #4 (permalink)
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@ mobilehut1,

pls. post more detail, what other keys not working ? for schematic. check sticky thread for w550i.


@ indiatel,

check -clean or reples power on switch, if phone power on with battery insert.

@ WinD_VteC,
pls. post detail. what keys not working.?

wbr
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Old 04-11-2008, 10:09   #5 (permalink)
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2,5,0 is not working or front bord oki its brand new phone
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Old 04-20-2008, 07:35   #6 (permalink)
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Keypad keys 2, 3, 4, 6, 8 , 9 , *, #, Down Arrow, right arrow, back Key not working in Sony cybersoft K550i
I have done already replaced Keypad, but continue problem as mentiond above.
Any body give me solution or give a Jumpering for above problem????

Prafull Patel
9825247296
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Old 06-04-2008, 06:01   #7 (permalink)
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Read this post:
http:///vbb/showth...00#post3370100
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Old 06-10-2008, 06:13   #8 (permalink)
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any body has the idea how to solve this problem? help plsss plsss plsss (k550i keypad mulfunction 2,5,0, and call button)
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Old 07-03-2008, 06:58   #9 (permalink)
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hi sir
dffffffffffffffff
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Old 07-03-2008, 07:12   #10 (permalink)
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Quote:
Originally Posted by mobilehut1 View Post
need help regarding keypad k550 joystick not working......
need schematics urgent........
i have changed keypad patta already but same problem...........



here boss
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Old 03-09-2009, 19:08   #11 (permalink)
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key pad k550i

complete key pad iner
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Old 03-09-2009, 19:12   #12 (permalink)
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key pad k550i

complete iner key pad
Attached Images
File Type: jpg K550i keypad ways.jpg (220.8 KB, 1672 views)
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Old 03-09-2009, 21:55   #13 (permalink)
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try to change or disoldered again key volume..
mostly that the soltuon ..
also write gdfs using SE TOOL.....
allready solved 13 pcs or k550 keypad problem depend the situation of problem (some or all key)
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Old 03-12-2009, 01:30   #14 (permalink)
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Originally Posted by erson24 View Post
here boss
Read before posting , he want K550 , you are giving K500 keypad
Rashid Ahmed Nadeem
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Old 04-09-2009, 06:06   #15 (permalink)
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Quote:
Originally Posted by zahidgsmx View Post
complete iner key pad
nice share thx Bro....
How about if key pad board it's ok but some key pad still malfunction,like "menu"tab???
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