GU290f unlock ni pusit,DONE**[Reference]
Procedure;
octopus box
cable micro usb(5310)
Select model
Read info
Tick unlock botton
Done
Try lagay ng sim "invalid sim" nga

Kaya ito na ginawa ko,follow procedure lang nong sa itaas

Platform: LG Qualcomm
Selected port: COM55
Selected model: GU290f
Mode: Normal
Phone model: GU290f
SW Version: GU290f-MSM1530033L-V10f-JUN-03-2010-TEL-AU
IMEI: 359826-03-Mc_andrei
Bluetooth address: 74:A7:22:C2:08:27
Firmware compiled date: Apr 27 2010
Firmware compiled time: 23:00:00
Firmware released date: Jun 03 2010
Firmware released time: 18:28:47
--------------------------------------------------------------------------------
Platform: LG Qualcomm
Selected port: COM55
Selected model: GU290f
Mode: Normal
Phone model: GU290f
SW Version: GU290f-MSM1530033L-V10f-JUN-03-2010-TEL-AU
IMEI: 359826-03-Mc_andrei
Bluetooth address: 74:A7:22:C2:08:27
Checking security...OK
Unlocking...
Switching to Download mode...OK
Sending loader...OK
Reading security area...
Backup saved to "GU290F-359826030Mc_andrei_26-07-2012_16-34-
15.sec"
Writing security area...OK
Phone successfully unlocked!
Rebooting phone...

Then testing uli lagay ng sim,nakowww may "security code"
pa at di alam ng may ari kasi binigay lang daw sa kanya..Since ang default security code ng LG is "0000" kaya try ko enter at tinanggap naman niya...

Unlock na,ayos...
**GU290f successfully unlock by pusit**
Procedure;
octopus box
cable micro usb(5310)
Select model
Read info
Tick unlock botton
Done
Try lagay ng sim "invalid sim" nga

Kaya ito na ginawa ko,follow procedure lang nong sa itaas

Platform: LG Qualcomm
Selected port: COM55
Selected model: GU290f
Mode: Normal
Phone model: GU290f
SW Version: GU290f-MSM1530033L-V10f-JUN-03-2010-TEL-AU
IMEI: 359826-03-Mc_andrei
Bluetooth address: 74:A7:22:C2:08:27
Firmware compiled date: Apr 27 2010
Firmware compiled time: 23:00:00
Firmware released date: Jun 03 2010
Firmware released time: 18:28:47
--------------------------------------------------------------------------------
Platform: LG Qualcomm
Selected port: COM55
Selected model: GU290f
Mode: Normal
Phone model: GU290f
SW Version: GU290f-MSM1530033L-V10f-JUN-03-2010-TEL-AU
IMEI: 359826-03-Mc_andrei
Bluetooth address: 74:A7:22:C2:08:27
Checking security...OK
Unlocking...
Switching to Download mode...OK
Sending loader...OK
Reading security area...
Backup saved to "GU290F-359826030Mc_andrei_26-07-2012_16-34-
15.sec"
Writing security area...OK
Phone successfully unlocked!
Rebooting phone...

Then testing uli lagay ng sim,nakowww may "security code"

Unlock na,ayos...