blackberry 9900 no backlight,i need help !!! - GSM-Forum

ck.sufail · 12-09-2012, 13:47

hi,
i have one blackberry 9900 is no backlight ,(no keypad light and lcd lght)
i try to chaige lcd and flashing, flashing done but problum not solved , experts i need solution....

thanks...

cal_guy · 12-10-2012, 01:45

Check L1704 and L1710, if they are missing or open just make jumper.

12-10-2012, 02:18

Connect phone on selected interface.

ck.sufail · 12-10-2012, 08:04

Quote:

Originally Posted by cal_guy

Check L1704 and L1710, if they are missing or open just make jumper.

my problum solved,after change this regulater

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cal_guy · 12-12-2012, 03:40

Wow!! There is no regulator there!!! Why are you misleading????

ck.sufail · 12-12-2012, 18:47

Quote:

Originally Posted by cal_guy

Wow!! There is no regulator there!!! Why are you misleading????

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tysonx · 08-15-2013, 05:30

i have a 9900 with simalar problem wen phone startin up there is light in the keypad but after it loads keypad light are out an there is a green led in the indicator can this method solves the problem

NPL2 · 11-01-2013, 08:41

Quote:

Originally Posted by cal_guy

Check L1704 and L1710, if they are missing or open just make jumper.

hi mate,
can you show me where these are located on pcb please ?

thanks and regards

fery aldi · 11-01-2013, 08:57

nice solution !!!!

good job friend..

sifalcell · 04-23-2014, 09:44

thanks...keypad liht done....

12-09-2012, 13:47	#1 (permalink)
ck.sufail Freak Poster Join Date: Dec 2009 Location: UAE Age: 33 Posts: 235 Member: 1197163 Status: Offline Sonork: 100.1611369 Thanks Meter: 10	blackberry 9900 no backlight,i need help !!! hi, i have one blackberry 9900 is no backlight ,(no keypad light and lcd lght) i try to chaige lcd and flashing, flashing done but problum not solved , experts i need solution.... thanks...

12-10-2012, 01:45	#2 (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	Check L1704 and L1710, if they are missing or open just make jumper.

12-10-2012, 02:18	#3 (permalink)
yatesrinaldo1 Guest Posts: n/a Member:	Connect phone on selected interface.

12-12-2012, 03:40	#5 (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	Wow!! There is no regulator there!!! Why are you misleading????

08-15-2013, 05:30	#7 (permalink)
tysonx Freak Poster Join Date: Aug 2007 Location: jamaica Posts: 202 Member: 565786 Status: Offline Thanks Meter: 11	i have a 9900 with simalar problem wen phone startin up there is light in the keypad but after it loads keypad light are out an there is a green led in the indicator can this method solves the problem

11-01-2013, 08:57	#9 (permalink)
fery aldi Junior Member Join Date: Jul 2010 Posts: 25 Member: 1339744 Status: Offline Thanks Meter: 24	nice solution !!!! good job friend..

04-23-2014, 09:44	#10 (permalink)
sifalcell Junior Member Join Date: Feb 2014 Posts: 3 Member: 2125219 Status: Offline Sonork: www.sonork.com Thanks Meter: 1	thanks...keypad liht done....