successfully unlock lg kc550 with micro-box[ANSWERED & SOLVED]
 

here log-----

12:44:27 > VERSION MICRO-BOX A.I.O. V1.0.2.4
12:44:27 > LG KC550 READ INFO: START!
12:44:29 > PRESS POWER: OK!
12:44:42 > SENDING LOADER: OK!
12:44:42 > SETTING SPEED TO 115200: OK!
12:44:43 > READING FLASH INFO: OK!
12:44:47 > READING IMEI: OK!
12:44:47 > IMEI: 353834026411913
12:44:48 > LG KC550 READ INFO: END!
12:44:50 > VERSION MICRO-BOX A.I.O. V1.0.2.4
12:44:50 > LG KC550 READ CODES: START!
12:44:52 > PRESS POWER: OK!
12:45:05 > SENDING LOADER: OK!
12:45:05 > SETTING SPEED TO 115200: OK!
12:45:05 > READING FLASH INFO: OK!
12:45:09 > READING IMEI: OK!
12:45:09 > IMEI: 353834026411913
12:45:10 > READING DATA: OK!
12:45:11 > CALCULATING: OK!
12:45:11 > NCK CODE: 26723746
12:45:11 > NS CODE: 71103335
12:45:11 > SP CODE: 85230713
12:45:11 > CP CODE: 30419302
12:45:11 > SIM CODE: 98628279
12:45:11 > HOW TO: Insert accepted simcard and tape 2945#*71001#
12:45:11 > Go to Menu>Settings>Security>Simlock and use code.
12:45:11 > LG KC550 READ CODES: END!

Thanks for your report but please next time post on sticky thread here.

Br,
Tito Millo
Micro-Box Team