KP500 unlock ok by LGtool log e nó:

Connecting with KP500
Disconnect battery and connect cable to the phone
Device found
Setting up configuration
Looking for GPT
Connected
Receiving phone info
Dumping security area
IMEI: 352317-04-972598-1-00
SIM lock: Network lock
MCC: 228, MNC: 02
Bluetooth Address: 64:99:5D:65:C2:81
Reading version information
Firmware Version: KP500AT-00-V10a-228-02-SEP-17-2009+0
Info received
Unlocking phone
Creating backup in: Backups\KP500_35231704972598100.sbf
Dumping block 1/2
Dumping block 2/2
Dumping security area
Flashing security area
Fixing phone security
Dumping security area
Security successfully fixed
Phone successfully unlocked
;)