Siemens C25:

Siemens C25:
SP unlock *#0003*(secret code 8 digits)#

*#06# for checking the IMEI (International Mobile Equipment Identity)

Resets language to automatic selection : * # 0000 # then Green button

Pin Out

1- GND
2- SB
3- POWER
4- NC
5- TX
6- RX
7- CLOCK
8- DATA
9- GND MIC
10- HF MIC
11- AUDIO
12- GND AUDIO