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[USB License] How to do when USB key won't be recognized

Updated : 2017-03-15 05:14:03 UTC

Applicable Products : IJCAD 2013 / 2014 / 2015 / 2016

When your USB key of IJCAD cannot be recognized or has not been recognized, check the following items :

 

When Device Manager recognize the USB key

  1. Try to terminate the resident software.
  2. Try to remove the peripheral equipments beside the USB key.
  3. Try to take out once the USB key and plug in again. 

If you use the USB hub, try to plug in directly to the PC USB port.

In case of the USB key of IJCAD 8 and before. 

Even your USB key is plugged in the PC and the Device Manager is recognizing this USB key, but the drive name of USB key does not appear on "My Computor" folder, the drive name might be utilized by the other peripheral equipments. Try to check the drive name assignment.

 

When Device Manager does not recognize the USB key

  • The reason might be that USB recognition in Windows OS happens not to work well.
    In this case, the USB recognition function should be arranged well.

 

  1. Try to terminate the resident software.
  2. Try to remove the peripheral equipments beside the USB key.
  3. Try to take out the USB key.
  4. Open the Device Manager and once delete the items of USB (Universal Serial Bus) controller. 
  5. Restart Windows.
  6. System will automatically start the USB controller installation, so follow the instruction. 
    (Inquire to your PC factory to know the detail about USB installation.)
  7. Plug in the USB key.

 

According to your PC environment, the USB might be prohibited to use.
In this case you have to permit the usage of USB.
It is recomended to inquire to your PC administrator in your company.

* USB key of IJCAD 2013 and later will light up when recognized.

USB版がうまく起動しない場合のトラブルシューティング

 

 

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