Measurement Computing USB-1616FS User Manual page 16

USB-1616FS User's Guide
Caution! Do not disconnect any device from the USB bus while the computer is communicating with
the USB-1616FS, or you may lose data and/or your ability to communicate with the USB-
1616FS.
If your system does not detect the USB-1616FS
If a "
USB device not recognized
1. Unplug the USB cable from the USB-1616FS.
3. Unplug the external power cord from the
4. Plug the external power cord back into the
5. Plug the USB cable back into the USB-1616FS.
Your system should now properly detect the USB-1616FS hardware. Contact technical support if your
system still does not detect the USB-1616FS.
Removing USB-1616FS boards from Windows XP systems
Device Manager may require up to 30 seconds to detect the removal of a USB-1616FS board from a
Windows XP system with Service Pack 1 or Service Pack 2 installed. This time increases with each
additional connected board. If you remove four boards from your system, the time required for Device
Manager to update may be almost two minutes.
If you re-attach the USB-1616FS to your system before Device Manager updates, the USB LED will not
light. Your system will not detect that new hardware is installed until Device Manager first detects that
hardware has been removed.
The InstaCal software will be unresponsive during this re-detection time. Wait until Device Manager
updates with the new hardware before running InstaCal. The USB-1616FS has been detected by the system
when the USB LED on the USB-1616FS is illuminated.
" message appears when you connect the USB-1616FS, do the following.
connector on the enclosure.
POWER IN
POWER IN
2-4
Installing the USB-1616FS
connector.