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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 12-26-2003, 13:41   #1 (permalink)
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A800 no light on main LCD

Hi, all.

Got an A800 samsung, with no light on main lcd.
Small lcd lights up so magnet is ok.

Phone had some waterdamage arround connector part.

Anyone knows which pin off connector supplies power to main LCD backlight ?

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Old 12-26-2003, 16:50   #2 (permalink)
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clean connector thoroughly
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Old 12-27-2003, 09:18   #3 (permalink)
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You need to change flat cable.
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Old 01-02-2004, 17:38   #4 (permalink)
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you need wire from ic near lcd to connector to pcb.
Scheme can be downloaded from ( or something ... i forgot the site name ...)
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Old 01-06-2004, 09:20   #5 (permalink)
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Old 01-08-2004, 10:30   #6 (permalink)
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Usually is the EL (the back light) damaged or the coil beside the EL burned it's easy to trace it, just pay more attention good luck!
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Old 01-08-2004, 16:20   #7 (permalink)
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Hi, thanks all for reply.

Ill try to find the problem.

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Old 01-03-2008, 16:30   #8 (permalink)
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A800 no light on main LCD

well.. i have seen this case in one of my client phone sgh A800 and it was damaged near to the battery recharge. some pieces of the hardware circle were broken but the phone worked properly without no light in lcd screen. i did changed the phone board with another one and i haven't been tired and wasted my time to repair it... lol regards Urim
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