Samsung SGH-I437Z succesfully unlock!..[Reference]
micro-USB cable:
1. Phone must be powered on.
2. Type *#7284# and choose PDA.
3. Type *#0808# and choose DM+MODEM+ADB.
4. Reboot phone.
5. Connect USB cable, install drivers.
6. Select diagnostic port in port settings.
7. Press "Read codes" button.
D po support sa Octo Box and sa Z3X Box ang SGH-I437Z but i try to Z3X to model No. I437,
d na po need to root ang unit just click READ CODES and choose OLD SECURITY
Selected model: I437
Selected port: COM38 SAMSUNG Mobile USB Serial Port
Selected port speed: 115200
Reading phone info...
Build: M8960A-AAAANAZM-2.0.01087
Done with Samsung Tool v.18.5
Selected model: I437
Selected port: COM38 SAMSUNG Mobile USB Serial Port
Selected port speed: 115200
Reading phone info...
Build: M8960A-AAAANAZM-2.0.01087
Reading security... OK
Searching server... OK
NET lock: 52036803
Sub lock: 00000000
SP lock: 00000000
For check lock status: *#7465625#
Done with Samsung Tool v.18.5
Done with Samsung Tool v.18.5
SUCCESS po!!!
sencya na po la ako cam but 100% sure... TNX!!!!
1. Phone must be powered on.
2. Type *#7284# and choose PDA.
3. Type *#0808# and choose DM+MODEM+ADB.
4. Reboot phone.
5. Connect USB cable, install drivers.
6. Select diagnostic port in port settings.
7. Press "Read codes" button.
D po support sa Octo Box and sa Z3X Box ang SGH-I437Z but i try to Z3X to model No. I437,
d na po need to root ang unit just click READ CODES and choose OLD SECURITY
Selected model: I437
Selected port: COM38 SAMSUNG Mobile USB Serial Port
Selected port speed: 115200
Reading phone info...
Build: M8960A-AAAANAZM-2.0.01087
Done with Samsung Tool v.18.5
Selected model: I437
Selected port: COM38 SAMSUNG Mobile USB Serial Port
Selected port speed: 115200
Reading phone info...
Build: M8960A-AAAANAZM-2.0.01087
Reading security... OK
Searching server... OK
NET lock: 52036803
Sub lock: 00000000
SP lock: 00000000
For check lock status: *#7465625#
Done with Samsung Tool v.18.5
Done with Samsung Tool v.18.5
SUCCESS po!!!
sencya na po la ako cam but 100% sure... TNX!!!!