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

Samsung Hardware Repair Post here your Hardware Repairing Hints or Problems with Samsung Phones.

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Old 05-18-2004, 16:22   #1 (permalink)
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SGH-T400 freezes


I've T400 phone and i've a problem :/

It frezees and LCD is getting white.

What can I do to solve this problem??
I don't want to open the phone. I'm looking for free solution.
I've changed firmware but still nothing.

I cannot find solution.
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Old 05-18-2004, 16:27   #2 (permalink)
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checked imei ? change imei use ust 5.6 and normal cable
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Old 05-18-2004, 17:09   #3 (permalink)
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I changed - still nothing :/
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Old 05-18-2004, 20:11   #4 (permalink)
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here attached T400 e2p rename from txt to ust format ....
then flash with ust 5.6 and change imei .....
Use A300 unlock cable and phone shoud be on and charging !!!!!

post result

WBR
Attached Files
File Type: txt T400.txt (32.0 KB, 189 views)
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Old 05-19-2004, 08:39   #5 (permalink)
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I tried via some kind of service cable for T400 - still nothing

is it ok to do it via A300 unlock cable??
'cos A300 is a phone with conexant system...
T400 - VLSI
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Old 05-26-2004, 15:48   #6 (permalink)
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i did it via A300 unlock cable... not solved :/

Any other solutions??

I took a picture. Take a look @ attached file.
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File Type: jpg T400error.jpg (155.3 KB, 74 views)

Last edited by PaTyK; 05-27-2004 at 20:44.
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Old 05-30-2004, 14:08   #7 (permalink)
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Use Tool Box


& select the Files to Flash :-



T400 Flashes :-
________________



http://147.251.224.33/software/flash...0/T40jrwc3.zip
http://147.251.224.33/software/flash...0/T40xawc2.zip
http://147.251.224.33/software/flash...0/T40xdwd1.zip






Regards
Aamir Zia
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Old 06-02-2004, 08:20   #8 (permalink)
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but after flashing and after writing eeprom phone is dead :/
it turns on with white screen...

earlier phone turned on normally and i could make a phone call... but after some time LCD was white
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Old 06-06-2004, 09:38   #9 (permalink)
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can somebody help me ?
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Old 06-07-2004, 10:08   #10 (permalink)
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Desolder eeprom & write it with ponyprog or Icprog.Its easy & yor phone will work after this operation.
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Old 08-13-2006, 07:32   #11 (permalink)
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no power normal t400

my t400 wane connect to charger i can power on bout wane no connect cant power on plzzzzzzzzzzz help me
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