NEC PG-FPL3, Руководство пользователя

Страница: 72 / 80

User’s Manual U17454EJ1V0UM
72
CHAPTER 9 TROUBLESHOOTING
9.1 Trouble During Setup
(1) When installing the driver, the driver is not recognized by Plug and Play.
Cause:
The USB connector may not be inserted normally into the USB port of the personal computer.
Action:
Check that the USB connector is inserted fully into the USB port of the personal computer.
Alternatively, disconnect the USB connector, then insert the USB connector again after a while.
(2) The driver file cannot be found at a specified location.
Cause:
The GUI software of the FPL3 may not be installed correctly.
Action:
Install the GUI software again by referring to 3.1 GUI Software Installation.
(3) “USB Serial Port” or “USB Serial Converter” is not displayed in the Device Manager. Alternatively, the “!” or “
×
”
is prefixed.
Cause:
The USB connector may not be inserted normally into the USB port of the personal computer.
Action:
Check that the USB connector is inserted fully into the USB port of the personal computer.
Alternatively, disconnect the USB connector, then insert the USB connector again after a while.
Cause:
The driver may not be installed correctly.
Action:
<1> Right-click the driver marked with “!” or “
×
” when the FPL3 is connected to the personal computer
and select Remove in the right-click menu.
<2> Execute [Hardware Modification Scan] in the Device Manager.
<3> Install the driver again with Plug and Play.
Cause:
The device may not be recognized (in the case of connection with the USB hub).
Action:
Try the following:
•
Disconnect the USB connector, then insert the USB connector again.
•
Connect the USB connector to another port of the USB hub.
If the same symptom occurs, do not use the USB hub, but directly connect the connector to the USB
port of the personal computer.