CECT T689 After format FFS work only with 1 sim - GSM-Forum

snsoftkiller · 11-03-2007, 16:30

Hi,
I receive a chinease CECT T689 that restart with sim after format FFS work only with 1 sim

Can you please help me to make it work again with 2 sims ?
BR

InfinityHelp · 11-03-2007, 17:16

hello!

need to format second MCU part

sonetek · 11-03-2007, 19:49

you can also use complete format instead of safe can also help

snsoftkiller · 11-03-2007, 21:01

Quote:

Originally Posted by InfinityHelp

hello!

need to format second MCU part

How to format second MCU cause complete format did not solve my problem ?

sairat · 11-03-2007, 21:09

Quote:

Originally Posted by SNSOFTKILLER

Hi,
I receive a chinease CECT T689 that restart with sim after format FFS work only with 1 sim

Can you please help me to make it work again with 2 sims ?
BR

CHECK INFINITY AND READ IT CARE FULLY ABOUT ITS BACKUPTHEN TRY TO FULL FORMAT

InfinityHelp · 11-03-2007, 21:13

hello SNSOFTKILLER!

find second pinout and format second phone part

BouRRi_GSM · 11-03-2007, 22:26

Quote:

Originally Posted by InfinityHelp

hello SNSOFTKILLER!

find second pinout and format second phone part

2 phones in 1

first pinouts is 1+2 GND, 7 TX, 9 RX

what's is the second pinouts?

InfinityHelp · 11-03-2007, 23:13

hello!

there is different T689 on market, second (and first) pinout for one of them here:
http://forum.gsmhosting.com/vbb/atta...1&d=1193813918

BouRRi_GSM · 11-04-2007, 12:47

that's right

for that i found 2 pins connected to GND when phone is powered on (mean 2 TX)

same board also

thx

CPUKILLER · 11-04-2007, 13:44

Quote:

Originally Posted by SNSOFTKILLER

Hi,
I receive a chinease CECT T689 that restart with sim after format FFS work only with 1 sim

Can you please help me to make it work again with 2 sims ?
BR

have u written original imei back to phone-cpukiller

RUVAIZ · 11-04-2007, 15:37

I Too Have Problem With Ztc Zt6688.what To Do? I Think We Should Full Flash

snsoftkiller · 11-04-2007, 21:21

Quote:

Originally Posted by BouRRi_GSM

that's right

for that i found 2 pins connected to GND when phone is powered on (mean 2 TX)

same board also

thx

I found this pinouts only 1+2 GND, 7 TX, 9 RX !!!
Do a full flash can solve my problem ?

BouRRi_GSM · 11-04-2007, 21:40

i return phone rapaired to customer

i think pin 6 is TX2 and pin 8 is RX2

or pin 8 is TX2 and pin 10 is RX2

but i'm sue TX1 and TX2 are successive

better see this post and solde wire directly to board
http:///vbb/showpo...14&postcount=8

11-03-2007, 16:30	#1 (permalink)
snsoftkiller No Life Poster Join Date: Mar 2006 Location: Inside facebook Age: 46 Posts: 2,618 Member: 250468 Status: Offline Sonork: 100.110362 Thanks Meter: 96	CECT T689 After format FFS work only with 1 sim Hi, I receive a chinease CECT T689 that restart with sim after format FFS work only with 1 sim Can you please help me to make it work again with 2 sims ? BR

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11-03-2007, 17:16	#2 (permalink)
InfinityHelp Product Supporter Join Date: May 2005 Location: uae Posts: 29,144 Member: 148515 Status: Offline Thanks Meter: 19,347	hello! need to format second MCU part

11-03-2007, 19:49	#3 (permalink)
sonetek No Life Poster Join Date: Nov 2005 Location: Port Harcourt Nigeria Age: 50 Posts: 1,079 Member: 197720 Status: Offline Thanks Meter: 24	you can also use complete format instead of safe can also help

11-03-2007, 21:13	#6 (permalink)
InfinityHelp Product Supporter Join Date: May 2005 Location: uae Posts: 29,144 Member: 148515 Status: Offline Thanks Meter: 19,347	hello SNSOFTKILLER! find second pinout and format second phone part

11-03-2007, 23:13	#8 (permalink)
InfinityHelp Product Supporter Join Date: May 2005 Location: uae Posts: 29,144 Member: 148515 Status: Offline Thanks Meter: 19,347	hello! there is different T689 on market, second (and first) pinout for one of them here: http://forum.gsmhosting.com/vbb/atta...1&d=1193813918

11-04-2007, 12:47	#9 (permalink)
BouRRi_GSM Registered User Join Date: Jan 2005 Location: TuNiSiA Age: 43 Posts: 4,342 Member: 111457 Status: Offline Thanks Meter: 967	that's right for that i found 2 pins connected to GND when phone is powered on (mean 2 TX) same board also thx

11-04-2007, 15:37	#11 (permalink)
RUVAIZ Freak Poster Join Date: Oct 2007 Location: KHANDWA INDIA Age: 40 Posts: 161 Member: 618734 Status: Offline Thanks Meter: 56	I Too Have Problem With Ztc Zt6688.what To Do? I Think We Should Full Flash

11-04-2007, 21:40	#13 (permalink)
BouRRi_GSM Registered User Join Date: Jan 2005 Location: TuNiSiA Age: 43 Posts: 4,342 Member: 111457 Status: Offline Thanks Meter: 967	i return phone rapaired to customer i think pin 6 is TX2 and pin 8 is RX2 or pin 8 is TX2 and pin 10 is RX2 but i'm sue TX1 and TX2 are successive better see this post and solde wire directly to board http:///vbb/showpo...14&postcount=8