Logitech MK550 Computer Keyboard User Manual


 
English  17
Logitech
®
 Wireless Wave Combo MK550
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