用IE打开如下网址：http://unlock.nokiafree.org/，在IMEI栏输入刚才从手机上抄下来的串号；在Network栏选择China-China Telecom GSM；在GEN栏选择Original；在Nokia Model:栏选择Nokia 3100；单击Get Nokia DCT4 Unlock Codes !按钮后稍等片刻，出现类似如下的页面
IMEI: ***************
NETWORK: 46000
PHONE TYPE: 2
BOX: 32779
CODES:
#pw+768686868677666+1#
#pw+086767678686866+2#
#pw+436767676868688+3#
#pw+348686867868668+4#
#pw+857556757773773+5#
#pw+416657867876787+6#
#pw+703524654546723+7#
你只要在你未插卡开机的手机上输入最后一个解锁码#pw+703524654546723+7#
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IMEI: ***************
NETWORK: 46000
PHONE TYPE: 2
BOX: 32779
CODES:
#pw+768686868677666+1#
#pw+086767678686866+2#
#pw+436767676868688+3#
#pw+348686867868668+4#
#pw+857556757773773+5#
#pw+416657867876787+6#
#pw+703524654546723+7#
你只要在你未插卡开机的手机上输入最后一个解锁码#pw+703524654546723+7#
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