u600 unlock operation successful but phone still locked - GSM-Forum

arunamobile · 11-19-2007, 09:29

sir,

i try to unlock one u600 with 5.66 latest version but at the time of unlock successful but when we put sim gives message "Phone Locked Return for Service"
i also try to flash phone and then again try to unlock but same please guide me as soon as possible
thanking you,

**SiRoYa** · 11-19-2007, 09:56

phone on phone with battery
and then do direct unlock

sabbalde · 11-19-2007, 10:06

i tried one last day but i unlocked 2 times before it takes so try again

microera · 11-19-2007, 19:55

Try with inserted non acceptable SIM card!!

amit_varietymob · 05-11-2008, 12:13

SGH T539 "Phone Locked Return for Service" same problem i was facing, then i made stack reset while keeping phone on. Now phone was showing wrong card. Then again by keeping phone on i do direct unlock. All done. Thanks to SIROYA.

wirelesshelpers · 05-14-2008, 23:27

Quote:

Originally Posted by arunamobile

sir,

i try to unlock one u600 with 5.66 latest version but at the time of unlock successful but when we put sim gives message "Phone Locked Return for Service"
i also try to flash phone and then again try to unlock but same please guide me as soon as possible
thanking you,

I have the same problem now U600 say successful unlock but still lock i have been trying now for a week. did you get it unlock?

accurate · 05-26-2008, 18:15

insert non acceptable card then do unlock with power on.......

sweetboy · 06-24-2008, 15:07

insert non acceptable card then do unlock with power on.......

thanks your slution work

R@jusat · 06-26-2008, 11:02

phone on phone with battery
and then do direct unlock

HAMMZA_MOBILES · 09-22-2008, 11:20

i unlocked many U600 set with ustpro2,
power on phone with non accepted simcard
select u600 model
and do direct unlock
ust is the best box for samsung unlocking,

11-19-2007, 09:29	#1 (permalink)
arunamobile No Life Poster Join Date: Mar 2005 Location: India Age: 35 Posts: 566 Member: 129258 Status: Offline Thanks: 65 Thanked 105 Times in 38 Posts	u600 unlock operation successful but phone still locked sir, i try to unlock one u600 with 5.66 latest version but at the time of unlock successful but when we put sim gives message "Phone Locked Return for Service" i also try to flash phone and then again try to unlock but same please guide me as soon as possible thanking you,

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11-19-2007, 09:56	#2 (permalink)
SiRoYa Product Manager Join Date: Oct 2002 Posts: 8,386 Member: 16107 Status: Offline Thanks: 254 Thanked 26,423 Times in 1,406 Posts	phone on phone with battery and then do direct unlock

11-19-2007, 10:06	#3 (permalink)
sabbalde Freak Poster Join Date: Apr 2004 Location: guinea conakry Age: 33 Posts: 225 Member: 63749 Status: Offline Thanks: 17 Thanked 16 Times in 13 Posts	i tried one last day but i unlocked 2 times before it takes so try again

11-19-2007, 19:55	#4 (permalink)
microera No Life Poster Join Date: Jun 2001 Location: EU.si Posts: 1,537 Member: 4923 Status: Offline Thanks: 35 Thanked 73 Times in 33 Posts	Try with inserted non acceptable SIM card!!

05-11-2008, 12:13	#5 (permalink)
amit_varietymob Freak Poster Join Date: Nov 2006 Posts: 273 Member: 399228 Status: Offline Thanks: 28 Thanked 46 Times in 38 Posts	SGH T539 "Phone Locked Return for Service" same problem i was facing, then i made stack reset while keeping phone on. Now phone was showing wrong card. Then again by keeping phone on i do direct unlock. All done. Thanks to SIROYA.

05-26-2008, 18:15	#7 (permalink)
accurate Freak Poster Join Date: Mar 2007 Location: INDIA Age: 32 Posts: 281 Member: 470867 Status: Offline Thanks: 46 Thanked 32 Times in 21 Posts	insert non acceptable card then do unlock with power on.......

06-24-2008, 15:07	#8 (permalink)
sweetboy No Life Poster Join Date: May 2005 Age: 48 Posts: 847 Member: 146939 Status: Offline Thanks: 196 Thanked 177 Times in 70 Posts	insert non acceptable card then do unlock with power on....... thanks your slution work

06-26-2008, 11:02	#9 (permalink)
R@jusat No Life Poster Join Date: Apr 2008 Location: IN MY PC Posts: 1,412 Member: 745721 Status: Offline Sonork: 100.1605292 Thanks: 30 Thanked 2,366 Times in 589 Posts	phone on phone with battery and then do direct unlock

09-22-2008, 11:20	#10 (permalink)
HAMMZA_MOBILES Freak Poster Join Date: Mar 2008 Location: I Don,t Know Age: 27 Posts: 384 Member: 718939 Status: Offline Thanks: 29 Thanked 82 Times in 49 Posts	i unlocked many U600 set with ustpro2, power on phone with non accepted simcard select u600 model and do direct unlock ust is the best box for samsung unlocking,