From a user`s perspective, it makes sense to reuse a 3G modem. Not only is it environmentally-friendly, it may help you save some money if the new service provider allows you to sign up without buying a new modem from them. In some cases, you might even want to use the older modem because it`s faster or better in some way. So after discontinuing my Maxis mobile broadband account, I decided to reuse the Huawei E1762 modem for my DiGi Broadband account. All I needed to do was pull out the old Maxis SIM card and insert the DiGi SIM card. Of course, that`s supposed to be the case. The reality is the Huawei E1762 modem was locked to the Maxis network. So this error message will pop-up if a non-Maxis SIM card is installed..."
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