手机放上联通3g卡没有信号怎么回事？卡槽放对了的，把卡换过来就有了信号了
\u91d1\u7acbv185\u624b\u673a\u4e3a\u4ec0\u4e48\u6536\u4e0d\u5230\u8054\u901a3G\u4fe1\u53f7\u91d1\u7acbv185\u662f\u79fb\u52a83G\u624b\u673a\uff0c\u7f51\u7edc\u6a21\u5f0f:GSM(\u79fb\u52a8,\u8054\u901a),\u79fb\u52a83G(TD-SCDMA)\u3002
\u91d1\u7acbv185\u672c\u8eab\u4e0d\u652f\u6301\u8054\u901aWCDMA\u7f51\u7edc\uff0c\u6240\u4ee5\u6536\u4e0d\u5230\u8054\u901a3G\u4fe1\u53f7\u54e6\u3002\u5982\u679c\u4f60\u4f7f\u7528\u7684\u662f\u8054\u901a3G\u5361\uff0c\u6216\u8005\u662f\u5df2\u5f00\u901a3G\u7701\u5185\u6d41\u91cf\u5305\u7684\u8054\u901a2G\u5361\uff0c\u5efa\u8bae\u628a\u5361\u6362\u5728\u652f\u6301WCDMA\u6a21\u5f0f\u7684\u624b\u673a\u4f7f\u7528\uff0c\u5f53\u5730\u6709\u8054\u901a3G\u4fe1\u53f7\u8986\u76d6\u7684\u8bdd\uff0c\u5c31\u53ef\u4ee5\u6536\u8054\u901a3G\u4fe1\u53f7\u4e86\u3002
\u67e5\u8be2\u7ed3\u679c
\u624b\u673a\u54c1\u724c \u4e09\u661f
\u624b\u673a\u578b\u53f7 GT-I9100
IMEI 358848048808323
TAC 35884804
IMEI\u7801\u5206\u914d\u673a\u6784 \u82f1\u56fdBABT
\u673a\u5b50\u662f\u771f\u7684\uff0c\u81f3\u4e8e\u4fe1\u53f7\u95ee\u9898\uff0c\u5efa\u8bae\u6362\u57fa\u5e26\u8bd5\u8bd5\uff0c\u6b27\u7248 \u56fd\u822a \u6e2f\u884c\u7684\u57fa\u5e26\u90fd\u53ef\u4ee5\uff0c\u53ef\u5230\u673a\u950b\u8bba\u575b\u6216\u8005\u5b89\u5353\u8bba\u575b\u770b\u770b\uff0c\u6709\u5177\u4f53\u6559\u7a0b\u3002
你可以问一下你买手机的商家
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