Denso QK20-R, User Manual

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(3) On this window, click
Yes
.
(4) Wait for the installation to complete, then click
Close
.
(5) To check whether the USB device is working normally, open
the Windows Device Manager.
If "
DENSO WAVE USB Device
" and "
DENSO WAVE
Active USB-COM Port (COMx) - Connected
" are added to
the tree as shown at left, the scanner is connected normally.
If the device is not added or it is marked with or ,
remove this driver with the uninstaller, reboot your computer,
and perform the above connection process again.
•
"Safe removal of hardware" on the Windows task tray
When the USB device (scanner) is being connected, Windows shows the "Unplugging DENSO WAVE USB Device
(COMx) in safety" on the task tray. This is useful to view the connection status of USB devices or disconnect those
devices.
•
Changing a COM port number
Using the Windows Device Manager can change a COM port number.
Note:
Before accessing a COM port number, be sure to disconnect the USB device. Changing a COM port number
sometimes may not update the indication on the Device Manager or the task tray icon. If it happens, use the Device
Manager to disable the virtual serial port whose COM number has been changed and then enable it again.