Logitech Combo MK520 (920-002600) [13/25] Troubleshooting

English 15

Logitech

Wireless Combo MK520

Troubleshooting

Keyboard and mouse are not working

Check the USB connection. Also, try changing USB ports.

Move closer? Try moving the keyboard and mouse closer to

the Unifying receiver, or plug the Unifying receiver into the receiver

extender cable to bring it closer to the keyboard and mouse.

Check battery installation. Also check the battery power of each device.

(See Battery management for more information.)

On the mouse bottom, slide the On/Off switch right to turn on

the mouse. The Battery LED on the mouse top case should light green

for 10 seconds. (See Battery management for more information.)

Mouse bottom

On/Off switch