User's Manual

19
FQA & Answers
If you have the following problems when using the data card, you can try the following
resolutions. If the problem still exists, please contact the data card's technical support.
Why the PC Manager always displays "Can not find port..."
1) The data card isn't inserted properly, please reinsert the data card again.
2) The data card driver is not installed or has problems, please check the Windows "Device
Manager", reinsert the data card or reinstall the driver, restart Windows if necessary.
3) On some version Vista system, you may need to turn off the "User Account
Control(UAC)" function. Please select the Windows "Control Panel"/"User
Account"/"Enable/Disable User Account Control" and turn off the function.
4) On some system, you may need to reinstall the drivers after changing the USB port.
Why the PC Manager displays "No USIM Card"
1) the USIM card isn't inserted properly, such as inserted reverse, please insert the USIM card
correctly again.
2) the USIM card was corrupted or unsupported.
Why the PC Manager displays "No Service"
1) There's no GSM or WCDMA network coverage or the signal is poor, please change to a
place there's good network coverage or use the USB cord.
2) Sometimes the data card need more time to acquire the network, eg. the network coverage
is complex, please wait a little longer.
3) The network setting is wrong, such as set to only use the 3G frequency band at a place
where has only 2G network. Refer to the "Network Options".
4) The USIM account is stopped.