Samsung C3750 Unlocked World First by this process with z3x [Done]

[razib143]

if Phone show SIM Invalid

Step1:

Flash with this file from support site,
C3750BOLC2_TMOLC1.zip

Step2:

read code by usb,

now push code with not supported sim,
#0199*MCK#
#0111*NCK#
after that, phone show "Phone Lock, contact for service"

Final Step: Direct Unlock with selected UART, now restart.





Selected model: C3750
Selected port: COM10 Z3X BOX Serial Port
Selected port speed: 921600
Searching Samsung modem... detected COM173
Reading phone info...
Model: GT-C3750
Country code: BOG
Factory SW: C3750XXLJ1_BOGLL1
Unique number: 33180000046769
Memory phone: K5W1G12ACP(C3750)S
Software version: C3750XXLJ1/C3750BOGLL1
IMEI: 35673004754089
Done with Samsung Tool v.16.1

Searching Samsung modem... detected COM173
Reading phone info...
Model: GT-C3750
Country code: BOG
Factory SW: C3750XXLJ1_BOGLL1
Unique number: 33180000046769
Memory phone: K5W1G12ACP(C3750)S
Software version: C3750XXLJ1/C3750BOGLL1
IMEI: 35673004754089
Bypass MSL... OK
Reading codes... OK
Please wait, calculating codes... OK (time - 00:00:53)
PCK: 00000000
NCK: 42120340
SCK: 00000000
SPCK: 00000000
MCK: 76407800
Done with Samsung Tool v.16.1

Selected model: C3750
Selected port: COM10 Z3X BOX Serial Port
Selected port speed: 921600
Connect phone in flash mode
Waiting phone... OK
Sending preloader... OK
Sending loader... OK
Checking Flash ID... OK
Detected Flash ID: 003000EC
Reading security... OK
Writing security... OK
Rebooting phone... OK
Now connect phone to UART cable
Checking phone at COM10... OK
Bypass MSL... OK
Unlocking... OK
Done with Samsung Tool v.16.1

[zcomsbv]

iit's a good job,
but one thing to remember
if you connect the phone usb mode was not battery leaves just like her

[gsmpuky]

Operation: Read Codes
Selected model: GT-C3750
Selected port: Auto, 921600
Software version: 42.3

If phone not powered ON - turn ON phone
Searching Samsung modem... detected COM64
Reading phone info...
Model: GT-C3750
Country code: DTM
Factory SW: C3750BOLC2_TMOLC1
Unique number: 86120001587924
Memory phone: K5W1G12ACP(C3750)S
SW version: C3750BOLC2/C3750TMOLC1
IMEI: 35673004623435
Waiting for device to become ready... OK
Reading SN... OK
Phone SN: RV1C63S3FN
Bypass MSL... OK
Reading codes... error

Done with Samsung Tool PRO v.42.3






Operation: Read Codes
Selected model: GT-C3750
Selected port: Auto, 921600
Software version: 42.3

Connect phone in flash mode
Waiting phone... OK
Sending preloader... OK
Sending loader... OK
Checking Flash ID... OK
Detected Flash ID: 003000EC
Reading security... OK
Patching firmware block... error (1)

Done with Samsung Tool PRO v.42.3


Hi, anybody have idea?

[gile@gile]

Originally Posted by gsmpuky

Operation: Read Codes
Selected model: GT-C3750
Selected port: Auto, 921600
Software version: 42.3

If phone not powered ON - turn ON phone
Searching Samsung modem... detected COM64
Reading phone info...
Model: GT-C3750
Country code: DTM
Factory SW: C3750BOLC2_TMOLC1
Unique number: 86120001587924
Memory phone: K5W1G12ACP(C3750)S
SW version: C3750BOLC2/C3750TMOLC1
IMEI: 35673004623435
Waiting for device to become ready... OK
Reading SN... OK
Phone SN: RV1C63S3FN
Bypass MSL... OK
Reading codes... error

Done with Samsung Tool PRO v.42.3






Operation: Read Codes
Selected model: GT-C3750
Selected port: Auto, 921600
Software version: 42.3

Connect phone in flash mode
Waiting phone... OK
Sending preloader... OK
Sending loader... OK
Checking Flash ID... OK
Detected Flash ID: 003000EC
Reading security... OK
Patching firmware block... error (1)

Done with Samsung Tool PRO v.42.3


Hi, anybody have idea?

Procedure:
1.Flash phone with other firmware,and then use 2G tool
2.Use 2G_tools_3.5.0040 for read codes