5.3.3 Using the Device

Power statue LED

Green: Power OK.
Red: Not enough power. If you see Red on the power status LED it is
recommend that you use the USB modem extension Y cable.

Signal strength indicator

0~4: weak or no signal strength, 4: high signal strength.
Note: Make sure to complete the unplugging/ejection process before
removing the UM100C. If you remove the device improperly, the product may
be damaged.
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5.3.4 Unplugging or Ejecting the modem

Make sure to complete the unplug/eject process on your computer before
removing the UM100C from your PC. If you remove the USB device
improperly, the product may be damaged.
Double click the Unplug/Eject Hardware icon in the system tray.
Windows 2000 Windows XP Windows Vista
Power status
LED Signal strength
indicator