iphone 4s display light not working easy solution - Page 4 - GSM-Forum

kiet_gocong · 06-18-2013, 11:17

thank you very much!

zomothen · 06-18-2013, 11:47

nice...........thanks

killoooovet · 07-23-2013, 01:44

hi, i find broken the the pad at second fuse and not have the bachlight... the component marked in blue, the green point is ok, but the pink point not have a free waypoint only arrive under bga.

Uploaded with ImageShack.us

have any solution?
tanks

cal_guy · 07-23-2013, 20:20

Quote:

Originally Posted by killoooovet

hi, i find broken the the pad at second fuse and not have the bachlight... the component marked in blue, the green point is ok, but the pink point not have a free waypoint only arrive under bga.

Uploaded with ImageShack.us

have any solution?
tanks

You can trace it through schematics.

Wynsak · 10-07-2013, 18:26

[QUOTE=Wites OM Tesla;8420170]Yes that is light coil if no beep replace it and hope light will solve if not solve replace D1 near.
L18 have 4.7UH-1.2A-406MOHM try put from iphone 4G or ipod touch 4G.[/QUOT
I cant find D1 on Iphone 4. Will it be located near the Iphone 4 coil and backlight ic?

m.durgut · 01-09-2014, 13:07

Quote:

Originally Posted by adonis_1003

thanks for info bro.

thank you bro good solutıon

iyadha · 01-24-2014, 02:24

thanks, work's
it is the first soldring i ever did

Javokh1R · 02-17-2014, 17:39

Hello. Please help to solve display lighting problem on iphone 4s. This problem erose afater flashing UEM. I tried this method, but no result

. I hope u will answer in few time

bady · 03-09-2014, 13:54

thanks its usfule but who test this methode

saman kumara · 03-09-2014, 15:46

have another solution???????????????

nykocam · 04-29-2014, 19:34

need diode,where can find a similar woking one?

cal_guy · 04-30-2014, 04:10

Just order 1A smd diode.

nykocam · 04-30-2014, 08:33

1a means? 1 ampere diode? explain plz,i have some pieces to solve,thanks a lot.
maybe can suggest where can find a similar one in another cell phone mother board,be kind.

nykocam · 04-30-2014, 11:30

i find right one on a board of old panasonic n90,just a bit more longer but is ok,writed up i see something like B stylized or i3,there have 5-6 pieces...work like a charm!

arvey2016 · 11-18-2014, 12:58

I love you mr wites tesla you are the most magnificient..

04-30-2014, 08:33	#58 (permalink)
nykocam No Life Poster Join Date: Jun 2004 Location: sure...not at heaven... Age: 56 Posts: 655 Member: 67494 Status: Offline Thanks Meter: 71	1a means? 1 ampere diode? explain plz,i have some pieces to solve,thanks a lot. maybe can suggest where can find a similar one in another cell phone mother board,be kind. Last edited by nykocam; 04-30-2014 at 08:42.

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06-18-2013, 11:17	#46 (permalink)
kiet_gocong Junior Member Join Date: Aug 2012 Posts: 13 Member: 1803936 Status: Offline Thanks Meter: 6	thank you very much!

06-18-2013, 11:47	#47 (permalink)
zomothen Freak Poster Join Date: Aug 2007 Location: cox'sbazar.bd Posts: 101 Member: 571985 Status: Offline Thanks Meter: 42	nice...........thanks

07-23-2013, 01:44	#48 (permalink)
killoooovet Insane Poster Join Date: Jun 2005 Location: Italy Age: 40 Posts: 77 Member: 152792 Status: Offline Thanks Meter: 3	hi, i find broken the the pad at second fuse and not have the bachlight... the component marked in blue, the green point is ok, but the pink point not have a free waypoint only arrive under bga. Uploaded with ImageShack.us have any solution? tanks

10-07-2013, 18:26	#50 (permalink)
Wynsak Freak Poster Join Date: Mar 2007 Location: Heidelberg Posts: 271 Member: 458909 Status: Offline Thanks Meter: 33	[QUOTE=Wites OM Tesla;8420170]Yes that is light coil if no beep replace it and hope light will solve if not solve replace D1 near. L18 have 4.7UH-1.2A-406MOHM try put from iphone 4G or ipod touch 4G.[/QUOT I cant find D1 on Iphone 4. Will it be located near the Iphone 4 coil and backlight ic?

01-24-2014, 02:24	#52 (permalink)
iyadha Junior Member Join Date: Jan 2014 Posts: 1 Member: 2113127 Status: Offline Thanks Meter: 0	thanks, work's it is the first soldring i ever did

02-17-2014, 17:39	#53 (permalink)
Javokh1R Junior Member Join Date: Feb 2014 Posts: 5 Member: 2127694 Status: Offline Sonork: 100.1652783 Thanks Meter: 0	Hello. Please help to solve display lighting problem on iphone 4s. This problem erose afater flashing UEM. I tried this method, but no result . I hope u will answer in few time

03-09-2014, 13:54	#54 (permalink)
bady Cheater -Don't Deal with him- Join Date: Apr 2005 Location: ramdane djamel skikda Age: 46 Posts: 1,546 Member: 141150 Status: Offline Sonork: 100.1660041 Thanks Meter: 548	thanks its usfule but who test this methode

03-09-2014, 15:46	#55 (permalink)
saman kumara Registered User Join Date: Jul 2009 Location: sri lanka Posts: 544 Member: 1077541 Status: Offline Thanks Meter: 77	have another solution???????????????

04-29-2014, 19:34	#56 (permalink)
nykocam No Life Poster Join Date: Jun 2004 Location: sure...not at heaven... Age: 56 Posts: 655 Member: 67494 Status: Offline Thanks Meter: 71	need diode,where can find a similar woking one?

04-30-2014, 04:10	#57 (permalink)
cal_guy No Life Poster Join Date: Oct 2010 Location: Toronto, Canada Posts: 948 Member: 1430995 Status: Offline Sonork: 100.1613203 Thanks Meter: 312	Just order 1A smd diode.

04-30-2014, 11:30	#59 (permalink)
nykocam No Life Poster Join Date: Jun 2004 Location: sure...not at heaven... Age: 56 Posts: 655 Member: 67494 Status: Offline Thanks Meter: 71	i find right one on a board of old panasonic n90,just a bit more longer but is ok,writed up i see something like B stylized or i3,there have 5-6 pieces...work like a charm!

11-18-2014, 12:58	#60 (permalink)
arvey2016 Junior Member Join Date: Jul 2014 Posts: 13 Member: 2216860 Status: Offline Thanks Meter: 1	I love you mr wites tesla you are the most magnificient..