Flashing Lumia 710 Rm-809


Hi!! im trying to flash this device to get it unlocked
but procedure shows me an error described:
Basic Phone Information
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SW Version : TX_TIMEOUT
IMEI Plain : TX_TIMEOUT
HW Version : TX_TIMEOUT
Product Code : TX_TIMEOUT
Basic Product Code: TX_TIMEOUT
Module Code : TX_TIMEOUT
PSN Number : TX_TIMEOUT
NCSD Version : TX_TIMEOUT

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Extended Phone Information
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Public ID : TX_TIMEOUT
Wireless Lan ID: TX_TIMEOUT
Bluetooth ID : TX_TIMEOUT

Rebooting to OSBL MODE

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ERROR: Active Phone Handle was NOT DETECTED
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hope you can Help me
thanks