Logitech Wireless combo MK520 - Troubleshooting: Performance and Connection; Cursor Movement Issues; Re-establish Connection

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Getting started with
Troubleshooting
Areyouexperiencingsloworjerkycursormovement? Try the mouse on a different
surface (e.g., deep, dark surfaces may affect how the cursor moves on the computer screen).
For additional help, refer to the Customer Support telephone numbers on page 42. Also visit www.logitech.com/comfort
for more information about using your product, and for ergonomics.
Isthekeyboardturnedon? Slide the keyboard Off/On switch to the On position, as shown
in the image below. The keyboard Status icons should light up.
Re-establishtheconnection. Use the Unifying software to reset the connection between
the keyboard/mouse and Unifying receiver. Refer to the Unifying section in this guide for more
information (p. 15).
OFF ON