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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 04-13-2006, 18:16   #1 (permalink)
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K750i no backlight on lcd


Hi folks,

As the title says i have no backlight on the lcd.I've changed lcd to another board which worked fine so i know it isn't a faulty lcd.

Is it something to do dcdc convertor? or something

i really appreciate any thoughts or ideas as this is very frustrating

Thanks in advance!
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Old 04-13-2006, 22:16   #2 (permalink)
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The nearest guide i got to a solution was this.


http://forum.gsmhosting.com/vbb/atta...2&d=1144335671

but will this method work with w800i and do i have to remove diode from keypad pcb?

Am i dumb or is the expalnation a little confusing.Could someone explain better as i love to sort out this problem
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