6300 dual sim - invalid sim - GSM-Forum

cel_phon · 08-15-2009, 05:40

6300 china dual sim - mostly shows '' INVALID SIM ''

i format it
change imei
but set still having same problem (shown invalid sim some times)

REQUEST TO GIVE A SUITABLE SOLUTION

javsoft · 08-15-2009, 05:42

if repair again imei, all chiinese phone sim invalid get me repair and you are ok
check it again

charner · 08-15-2009, 05:59

try to reheat MTK chip first then format and change IMEI again.

oMeR_Rasheed · 08-15-2009, 10:33

Quote:

Originally Posted by charner

try to reheat mtk chip first then format and change imei again.

u check this methode and some time mtk cheap is fulley damiged by wrong try's
b.r
sherry mobiles

gsmsmile · 08-15-2009, 10:41

Quote:

Originally Posted by sherry_mobiles

u check this methode and some time mtk cheap is fulley damiged by wrong try's
b.r
sherry mobiles

yes i am agree with you sir and patch imei 2nd cpu may bi thats ok

/\/\A/\/| · 08-15-2009, 10:54

Quote:

Originally Posted by cel_phon

6300 china dual sim - mostly shows '' INVALID SIM ''

i format it
change imei
but set still having same problem (shown invalid sim some times)

REQUEST TO GIVE A SUITABLE SOLUTION

brother i solve this prob with change imei first u create a imei # and check it from here www.pta.gov.pk and write your prob will b solved thanks i tested on many sets china 6300 dual sim mostly sets colour is brown

cel_phon · 08-15-2009, 11:10

i tried all methods one by one.. but problem still persist

thanks for nice co-operation

cel_phon · 08-15-2009, 11:11

i tried all methods one by one.. but problem still persist

thanks for nice co-operation

cel_phon · 08-15-2009, 11:33

i tried all methods one by one.. but problem still persist

thanks for nice co-operation

InfinityHelp · 08-15-2009, 18:37

hello!

maybe worth to flash it? please make full backup before this
in emergency case you will be able to restore your phone back using this backup

08-15-2009, 05:40	#1 (permalink)
cel_phon No Life Poster Join Date: Jan 2009 Location: M_B_Din-PK Posts: 3,979 Member: 950201 Status: Offline Thanks Meter: 1,928	6300 dual sim - invalid sim 6300 china dual sim - mostly shows '' INVALID SIM '' i format it change imei but set still having same problem (shown invalid sim some times) REQUEST TO GIVE A SUITABLE SOLUTION

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08-15-2009, 05:42	#2 (permalink)
javsoft No Life Poster Join Date: Apr 2008 Location: .... Posts: 531 Member: 750419 Status: Offline Sonork: 100.1604828 Thanks Meter: 45	if repair again imei, all chiinese phone sim invalid get me repair and you are ok check it again

08-15-2009, 05:59	#3 (permalink)
charner Major Poster Join Date: Sep 2008 Location: Philippines Age: 44 Posts: 46 Member: 872423 Status: Offline Thanks Meter: 97	try to reheat MTK chip first then format and change IMEI again.

08-15-2009, 11:10	#7 (permalink)
cel_phon No Life Poster Join Date: Jan 2009 Location: M_B_Din-PK Posts: 3,979 Member: 950201 Status: Offline Thanks Meter: 1,928	i tried all methods one by one.. but problem still persist thanks for nice co-operation

08-15-2009, 11:11	#8 (permalink)
cel_phon No Life Poster Join Date: Jan 2009 Location: M_B_Din-PK Posts: 3,979 Member: 950201 Status: Offline Thanks Meter: 1,928	i tried all methods one by one.. but problem still persist thanks for nice co-operation

08-15-2009, 11:33	#9 (permalink)
cel_phon No Life Poster Join Date: Jan 2009 Location: M_B_Din-PK Posts: 3,979 Member: 950201 Status: Offline Thanks Meter: 1,928	i tried all methods one by one.. but problem still persist thanks for nice co-operation

08-15-2009, 18:37	#10 (permalink)
InfinityHelp Product Supporter Join Date: May 2005 Location: uae Posts: 29,245 Member: 148515 Status: Offline Thanks Meter: 19,534	hello! maybe worth to flash it? please make full backup before this in emergency case you will be able to restore your phone back using this backup