✘The PC Does Not Recognize the Scanner (Connecting via USB 2.0)
The following are possible causes of the PC failing to recognize the scanner. Check each possible cause.
Cause | The scanner is not connected correctly. |
Action | Check the USB cable connections between the scanner and the |
| PC. (See “Connecting via USB” on p.21) |
|
|
Cause | The USB 2.0 interface board is not mounted on the PC |
| correctly. |
Action | Reseat the USB 2.0 interface board on the PC correctly referring |
| to the instruction manual for the USB 2.0 interface board. Also, |
| confirm whether the USB interface board is recognized by the |
| OS (Windows) you are using. |
|
|
Cause | The scanner is not on. |
Action | Refer to the previous section, “The Scanner Does Not Turn On,” |
| and check to see if the scanner is on. If the scanner is not on, shut |
| down the PC, then turn the scanner on first, and then the PC. |
|
|
Cause | The USB 2.0 interface board does not support the scanner. |
Action | Use a recommended USB 2.0 interface board. (See “USB 2.0 |
| Interface Board” on p.18) |
|
|
Cause | The USB hub is not on. |
Action | Turn the USB hub on. |
Troubleshooting 59