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3. Go to START/CONTROL PANEL/ADD OR REMOVE PROGRAMS.
• If you find “ID TECH USB Serial Driver V3.0,” leave it. The correct drivers
are already installed. Proceed to the next step.
• If you find either “ID TECH USB Serial Converter Drivers” or “FTDI USB
Serial Drivers,” remove them. Then proceed to the next step.
• If you find nothing, proceed to the next step.
4. Plug an ID TECH USB/RS-232 device into one of the USB ports. A
“Found new hardware wizard” window should appear on the screen. (If it
does not appear, please go to “Checking the Installation and Modifying the
COM Port Number.”)
5. Select “Install from a list or specific location” and click NEXT. The host
should display another window: “Please choose your search and installation
options”
6. Select “Don’t search, I will choose the driver to install” and click NEXT.
You will be asked to select the hardware type. Select “Show all devices” and
click NEXT.
7. You will be asked to “select the device driver you want to install for this
hardware.” Select SHOW ALL DEVICES and HAVE DISK and then click
NEXT.
8. The INSTALL FROM DISK window will appear. Click BROWSE.
9. The LOCATE FILE window will appear. Find C:\ID TECH USB Serial
Driver V3.0. Select FTDIBUS.INF and click OPEN.
10. Click OK on the next window. The following will appear: “Select the
device driver you want to install for this hardware.” You will also notice a
warning that the driver is not digitally signed. Click NEXT. A Windows XP
warning will appear: “This driver is not digitally signed.” Click CONTINUE
ANYWAY.
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